| Transactions |
| Date | Team | Player | Type | OthTm | EffDate | When |
| 4/4/2014 | Tam | Corbin | Demoted to reserve roster | | | Before |
| 4/4/2014 | Tam | Davis,R | Demoted to reserve roster | | | Before |
| 4/4/2014 | Tam | Floyd | Demoted to reserve roster | | | Before |
| 4/4/2014 | Tam | Hahn | Demoted to reserve roster | | | Before |
| 4/4/2014 | Tam | Jungmann | Demoted to reserve roster | | | Before |
| 4/4/2014 | Tam | Mitchell,Ja | Demoted to reserve roster | | | Before |
| 4/4/2014 | Tam | Romero,R | Demoted to reserve roster | | | Before |
| 4/4/2014 | Tam | Santos,S | Demoted to reserve roster | | | Before |
| 4/4/2014 | Tam | Torres,C | Demoted to reserve roster | | | Before |
| 4/6/2014 | Bal | Aoki | Acquired via trade | Cin | | After |
| 4/6/2014 | Bal | Bethancourt | Traded away | Cin | | After |
| 4/6/2014 | Bal | Cashner | Acquired via trade | Cin | | After |
| 4/6/2014 | Bal | Hager | Traded away | Cin | | After |
| 4/6/2014 | Bal | Phillips,B | Acquired via trade | Cin | | After |
| 4/6/2014 | Bal | Rasmus,Col | Traded away | Cin | | After |
| 4/6/2014 | Bos | Gonzalez,MAl | Acquired via trade | Tor | | After |
| 4/6/2014 | Bos | Gonzalez,MAng | Traded away | Tor | | After |
| 4/6/2014 | Cle | Cron | Traded away | Hou | | After |
| 4/6/2014 | Cle | Parker,K | Acquired via trade | Hou | | After |
| 4/6/2014 | Det | Hunter,Tor | Acquired via trade | LAN | | After |
| 4/6/2014 | Det | Lohse | Traded away | LAN | | After |
| 4/6/2014 | Det | Ray | Traded away | LAN | | After |
| 4/6/2014 | Hou | Cron | Acquired via trade | Cle | | After |
| 4/6/2014 | Hou | Parker,K | Traded away | Cle | | After |
| 4/6/2014 | Tor | Gonzalez,MAl | Traded away | Bos | | After |
| 4/6/2014 | Tor | Gonzalez,MAng | Acquired via trade | Bos | | After |
| 4/7/2014 | Bos | Gonzalez,MAl | Demoted to reserve roster | | | Before |
| 4/7/2014 | Bos | Gonzalez,MAng | Signed | | | Before |
| 4/7/2014 | Bos | Guillon | Signed | | | Before |
| 4/7/2014 | Bos | Victorino | Demoted to reserve roster | | | Before |
| 4/7/2014 | Bos | Victorino | Promoted to active roster | | | Before |
| 4/7/2014 | Bos | Victorino | Demoted to reserve roster | | | Before |
| 4/7/2014 | Bos | Villanueva,Ch | Promoted to active roster | | | Before |
| 4/7/2014 | ChA | DeSclafani | Demoted to reserve roster | | | Before |
| 4/7/2014 | ChA | Niese | Promoted to active roster | | | Before |
| 4/7/2014 | ChA | Sanchez,C | Signed | | | Before |
| 4/7/2014 | Cle | Dickerson,A | Released | | | Before |
| 4/7/2014 | Cle | Holmberg | Demoted to reserve roster | | | Before |
| 4/7/2014 | Cle | Holmberg | Promoted to active roster | | | Before |
| 4/7/2014 | Cle | Kobernus | Demoted to reserve roster | | | Before |
| 4/7/2014 | Cle | Ross,T | Signed | | | Before |
| 4/7/2014 | Cle | Ross,T | Promoted to active roster | | | Before |
| 4/7/2014 | Det | Choice | Demoted to reserve roster | | | Before |
| 4/7/2014 | Det | Choice | Promoted to active roster | | | Before |
| 4/7/2014 | Det | Kendrick,K | Promoted to active roster | | | Before |
| 4/7/2014 | Det | Paulino,D | Signed | | | Before |
| 4/7/2014 | Det | Wilson,BBr | Demoted to reserve roster | | | Before |
| 4/7/2014 | Hou | Barton | Signed | | | Before |
| 4/7/2014 | Hou | Barton | Promoted to active roster | | | Before |
| 4/7/2014 | Hou | Brantly | Promoted to active roster | | | Before |
| 4/7/2014 | Hou | Mesoraco | Demoted to reserve roster | | | Before |
| 4/7/2014 | Hou | Wallace | Released | | | Before |
| 4/7/2014 | KC | Walker,C | Signed | | | Before |
| 4/7/2014 | LAA | Abad | Signed | | | Before |
| 4/7/2014 | LAA | Oramas | Promoted to active roster | | | Before |
| 4/7/2014 | LAA | Taillon | Demoted to reserve roster | | | Before |
| 4/7/2014 | Oak | Barton | Released | | | Before |
| 4/7/2014 | Oak | Barton | Signed | | | Before |
| 4/7/2014 | Oak | Hicks,B | Released | | | Before |
| 4/7/2014 | Oak | Kouzmanoff | Signed | | | Before |
| 4/7/2014 | Oak | Martinez,Cr | Signed | | | Before |
| 4/7/2014 | Oak | Martinez,D | Released | | | Before |
| 4/7/2014 | Oak | Martinez,D | Signed | | | Before |
| 4/7/2014 | Oak | Nieuwenhuis | Released | | | Before |
| 4/7/2014 | Sea | Murphy,T | Signed | | | Before |
| 4/7/2014 | Tam | Bray | Demoted to reserve roster | | | Before |
| 4/7/2014 | Tam | Romero,R | Promoted to active roster | | | Before |
| 4/7/2014 | Tam | Urena | Signed | | | Before |
| 4/7/2014 | Tex | Mateo,L | Released | | | Before |
| 4/7/2014 | Tor | Betancourt,R | Released | | | Before |
| 4/7/2014 | Tor | Black,V | Released | | | Before |
| 4/7/2014 | Tor | Colabello | Promoted to active roster | | | Before |
| 4/7/2014 | Tor | Fiers | Signed | | | Before |
| 4/7/2014 | Tor | Flowers | Signed | | | Before |
| 4/7/2014 | Tor | Jones,N | Demoted to reserve roster | | | Before |
| 4/7/2014 | Tor | Kelly,T | Released | | | Before |
| 4/7/2014 | Tor | Keuchel | Signed | | | Before |
| 4/7/2014 | Tor | Quackenbush | Promoted to active roster | | | Before |
| 4/8/2014 | Tam | Ryan | Demoted to reserve roster | | | Before |
| 4/11/2014 | Tam | Ryan | Demoted to reserve roster | | | Before |
| 4/13/2014 | NYA | Davis,C | Acquired via trade | Pit | | After |
| 4/13/2014 | NYA | Kemp | Traded away | Pit | | After |
| 4/13/2014 | NYA | Marisnick | Acquired via trade | Pit | | After |
| 4/13/2014 | NYA | Martinez,V | Traded away | Pit | | After |
| 4/13/2014 | NYA | Varvaro | Traded away | Pit | | After |
| 4/14/2014 | Bal | Bochy | Demoted to reserve roster | | | Before |
| 4/14/2014 | Bal | Pineda | Demoted to reserve roster | | | Before |
| 4/14/2014 | Bos | Casali | Signed | | | Before |
| 4/14/2014 | Bos | Casali | Promoted to active roster | | | Before |
| 4/14/2014 | Bos | Hamilton,J | Demoted to reserve roster | | | Before |
| 4/14/2014 | Bos | Maxwell | Released | | | Before |
| 4/14/2014 | Cle | Adames | Signed | | | Before |
| 4/14/2014 | Cle | Adames | Promoted to active roster | | | Before |
| 4/14/2014 | Cle | Gast | Released | | | Before |
| 4/14/2014 | Cle | Holmberg | Demoted to reserve roster | | | Before |
| 4/14/2014 | Cle | Holt | Released | | | Before |
| 4/14/2014 | Cle | Holt | Signed | | | Before |
| 4/14/2014 | Cle | Kobernus | Released | | | Before |
| 4/14/2014 | Cle | Liriano,R | Promoted to active roster | | | Before |
| 4/14/2014 | Cle | Peterson,J | Demoted to reserve roster | | | Before |
| 4/14/2014 | Hou | Betancourt,R | Signed | | | Before |
| 4/14/2014 | Hou | Betancourt,R | Promoted to active roster | | | Before |
| 4/14/2014 | Hou | Coleman,L | Promoted to active roster | | | Before |
| 4/14/2014 | Hou | Fien | Demoted to reserve roster | | | Before |
| 4/14/2014 | Hou | Grimm | Demoted to reserve roster | | | Before |
| 4/14/2014 | Hou | Heisey | Signed | | | Before |
| 4/14/2014 | KC | Alcantara,A | Promoted to active roster | | | Before |
| 4/14/2014 | KC | Reyes,J | Demoted to reserve roster | | | Before |
| 4/14/2014 | LAA | Abad | Released | | | Before |
| 4/14/2014 | LAA | Locke | Promoted to active roster | | | Before |
| 4/14/2014 | LAA | Oramas | Demoted to reserve roster | | | Before |
| 4/14/2014 | Oak | Cook,R | Promoted to active roster | | | Before |
| 4/14/2014 | Oak | Rondon,H | Demoted to reserve roster | | | Before |
| 4/14/2014 | Tam | Bray | Released | | | Before |
| 4/14/2014 | Tam | Lutz,D | Signed | | | Before |
| 4/15/2014 | LAA | Abad | Released | | | Before |
| 4/15/2014 | LAA | Abad | Signed | | | Before |
| 4/15/2014 | Tex | Beckett | Promoted to active roster | | | Before |
| 4/15/2014 | Tex | Darvish | Promoted to active roster | | | Before |
| 4/20/2014 | Cle | Lake | Traded away | Pit | | After |
| 4/20/2014 | Cle | Nicolino | Acquired via trade | Pit | | After |
| 4/20/2014 | KC | Cain,M | Acquired via trade | Pit | | After |
| 4/20/2014 | KC | Garcia,G | Acquired via trade | Pit | | After |
| 4/20/2014 | KC | Matzek | Traded away | Pit | | After |
| 4/20/2014 | KC | Pedroia | Traded away | Pit | | After |
| 4/20/2014 | KC | Phelps,D | Traded away | Pit | | After |
| 4/20/2014 | KC | Ramsey | Traded away | Pit | | After |
| 4/20/2014 | KC | Reed,A | Acquired via trade | Pit | | After |
| 4/20/2014 | KC | Wong | Acquired via trade | Pit | | After |
| 4/21/2014 | Bal | Adrianza | Released | | | Before |
| 4/21/2014 | Bal | Bochy | Promoted to active roster | | | Before |
| 4/21/2014 | Bal | Duke | Signed | | | Before |
| 4/21/2014 | Bal | Sizemore,S | Released | | | Before |
| 4/21/2014 | Bos | Aviles | Released | | | Before |
| 4/21/2014 | Bos | Aviles | Signed | | | Before |
| 4/21/2014 | Bos | Aviles | Promoted to active roster | | | Before |
| 4/21/2014 | Bos | Neal | Released | | | Before |
| 4/21/2014 | Bos | Neal | Signed | | | Before |
| 4/21/2014 | Bos | Zimmerman | Demoted to reserve roster | | | Before |
| 4/21/2014 | ChA | Beckham,G | Demoted to reserve roster | | | Before |
| 4/21/2014 | ChA | Blackburn,N | Released | | | Before |
| 4/21/2014 | ChA | Danks,Joh | Promoted to active roster | | | Before |
| 4/21/2014 | ChA | Francisco,J | Promoted to active roster | | | Before |
| 4/21/2014 | ChA | Garcia,Le | Promoted to active roster | | | Before |
| 4/21/2014 | ChA | Hale | Promoted to active roster | | | Before |
| 4/21/2014 | ChA | Johnson,Er | Demoted to reserve roster | | | Before |
| 4/21/2014 | ChA | Osich | Demoted to reserve roster | | | Before |
| 4/21/2014 | ChA | Pastornicky | Demoted to reserve roster | | | Before |
| 4/21/2014 | Cle | Nicolino | Promoted to active roster | | | Before |
| 4/21/2014 | Cle | Peterson,J | Promoted to active roster | | | Before |
| 4/21/2014 | Cle | Pimentel,S | Demoted to reserve roster | | | Before |
| 4/21/2014 | Det | Beltre,A | Demoted to reserve roster | | | Before |
| 4/21/2014 | Det | Davidson | Promoted to active roster | | | Before |
| 4/21/2014 | Hou | Brantly | Demoted to reserve roster | | | Before |
| 4/21/2014 | Hou | Breslow | Promoted to active roster | | | Before |
| 4/21/2014 | Hou | Cron | Demoted to reserve roster | | | Before |
| 4/21/2014 | Hou | Fien | Promoted to active roster | | | Before |
| 4/21/2014 | Hou | Mesoraco | Promoted to active roster | | | Before |
| 4/21/2014 | Hou | Scheppers | Demoted to reserve roster | | | Before |
| 4/21/2014 | LAA | Cobb | Demoted to reserve roster | | | Before |
| 4/21/2014 | LAA | Jackson,B | Demoted to reserve roster | | | Before |
| 4/21/2014 | LAA | Oramas | Promoted to active roster | | | Before |
| 4/21/2014 | LAA | Torreyes | Promoted to active roster | | | Before |
| 4/21/2014 | NYA | Cain,L | Demoted to reserve roster | | | Before |
| 4/21/2014 | NYA | Dugan | Promoted to active roster | | | Before |
| 4/21/2014 | Oak | Amador | Released | | | Before |
| 4/21/2014 | Tam | Torres,An | Released | | | Before |
| 4/21/2014 | Tor | Calhoun | Demoted to reserve roster | | | Before |
| 4/21/2014 | Tor | Simmons,S | Promoted to active roster | | | Before |
| 4/25/2014 | Tex | Bourn | Promoted to active roster | | | Before |
| 4/25/2014 | Tex | Schoop | Demoted to reserve roster | | | Before |
| 4/25/2014 | Tex | Young,CB | Promoted to active roster | | | Before |
| 4/27/2014 | Det | Alvarez,P | Acquired via trade | SF | | After |
| 4/27/2014 | Det | Griffin | Traded away | SF | | After |
| 4/27/2014 | Det | Hughes,P | Acquired via trade | SF | | After |
| 4/27/2014 | Det | Piscotty | Acquired via trade | SF | | After |
| 4/27/2014 | Hou | Brett | Acquired via trade | Phi | | After |
| 4/27/2014 | Hou | Fien | Traded away | Phi | | After |
| 4/27/2014 | Hou | Heisey | Traded away | Phi | | After |
| 4/27/2014 | Hou | Rodriguez,Fr | Acquired via trade | Phi | | After |
| 4/27/2014 | Hou | Walden,J | Traded away | Phi | | After |
| 4/28/2014 | Bos | Casali | Released | | | Before |
| 4/28/2014 | Bos | Victorino | Promoted to active roster | | | Before |
| 4/28/2014 | Det | Carter,C | Demoted to reserve roster | | | Before |
| 4/28/2014 | Det | Choice | Demoted to reserve roster | | | Before |
| 4/28/2014 | Det | Hamels | Promoted to active roster | | | Before |
| 4/28/2014 | Det | Hughes,P | Demoted to reserve roster | | | Before |
| 4/28/2014 | Det | Piscotty | Demoted to reserve roster | | | Before |
| 4/28/2014 | Det | Sanchez,Ani | Demoted to reserve roster | | | Before |
| 4/28/2014 | Det | Wilson,BBr | Promoted to active roster | | | Before |
| 4/28/2014 | Hou | Brantly | Promoted to active roster | | | Before |
| 4/28/2014 | Hou | Brett | Promoted to active roster | | | Before |
| 4/28/2014 | Hou | Cron | Promoted to active roster | | | Before |
| 4/28/2014 | Hou | Kahnle | Signed | | | Before |
| 4/28/2014 | Hou | Mesoraco | Demoted to reserve roster | | | Before |
| 4/28/2014 | Hou | Presley | Released | | | Before |
| 4/28/2014 | KC | Alcantara,A | Demoted to reserve roster | | | Before |
| 4/28/2014 | KC | Giavotella | Demoted to reserve roster | | | Before |
| 4/28/2014 | KC | Pennington | Demoted to reserve roster | | | Before |
| 4/28/2014 | KC | Reyes,J | Promoted to active roster | | | Before |
| 4/28/2014 | Min | Harrison,M | Promoted to active roster | | | Before |
| 4/28/2014 | Min | Kingham | Demoted to reserve roster | | | Before |
| 4/28/2014 | Sea | Betances | Promoted to active roster | | | Before |
| 4/28/2014 | Sea | Headley | Demoted to reserve roster | | | Before |
| 4/28/2014 | Sea | Murphy,T | Promoted to active roster | | | Before |
| 4/28/2014 | Sea | Smith,C | Demoted to reserve roster | | | Before |
| 4/28/2014 | Tor | Andriese | Promoted to active roster | | | Before |
| 4/28/2014 | Tor | Casali | Signed | | | Before |
| 4/28/2014 | Tor | Chen,B | Demoted to reserve roster | | | Before |
| 4/28/2014 | Tor | Maholm | Demoted to reserve roster | | | Before |
| 4/28/2014 | Tor | Maholm | Promoted to active roster | | | Before |
| 5/2/2014 | Oak | Descalso | Demoted to reserve roster | | | Before |
| 5/2/2014 | Oak | Ross,C | Promoted to active roster | | | Before |
| 5/5/2014 | KC | Giavotella | Promoted to active roster | | | Before |
| 5/5/2014 | KC | Iwakuma | Promoted to active roster | | | Before |
| 5/5/2014 | KC | Wong | Demoted to reserve roster | | | Before |
| 5/5/2014 | KC | Wright,J | Demoted to reserve roster | | | Before |
| 5/5/2014 | NYA | Davis,C | Demoted to reserve roster | | | Before |
| 5/5/2014 | NYA | Harper,B | Demoted to reserve roster | | | Before |
| 5/5/2014 | Tor | Andriese | Demoted to reserve roster | | | Before |
| 5/5/2014 | Tor | Minor | Promoted to active roster | | | Before |
| 5/8/2014 | Bal | Alonso | Traded away | NYA | | After |
| 5/8/2014 | Bal | Cano | Acquired via trade | NYA | | After |
| 5/8/2014 | Bal | Davis,C | Acquired via trade | NYA | | After |
| 5/8/2014 | Bal | Greinke | Acquired via trade | NYA | | After |
| 5/8/2014 | Bal | Lindor | Traded away | NYA | | After |
| 5/8/2014 | Bal | Miller,B | Acquired via trade | NYA | | After |
| 5/8/2014 | Bal | Pineda | Traded away | NYA | | After |
| 5/8/2014 | Bal | Rendon | Traded away | NYA | | After |
| 5/8/2014 | Bal | Soriano,R | Acquired via trade | NYA | | After |
| 5/8/2014 | Bal | Tanaka,M | Traded away | NYA | | After |
| 5/8/2014 | KC | Hart | Acquired via trade | Cin | | After |
| 5/8/2014 | NYA | Alonso | Acquired via trade | Bal | | After |
| 5/8/2014 | NYA | Cano | Traded away | Bal | | After |
| 5/8/2014 | NYA | Davis,C | Traded away | Bal | | After |
| 5/8/2014 | NYA | Greinke | Traded away | Bal | | After |
| 5/8/2014 | NYA | Lindor | Acquired via trade | Bal | | After |
| 5/8/2014 | NYA | Miller,B | Traded away | Bal | | After |
| 5/8/2014 | NYA | Pineda | Acquired via trade | Bal | | After |
| 5/8/2014 | NYA | Rendon | Acquired via trade | Bal | | After |
| 5/8/2014 | NYA | Soriano,R | Traded away | Bal | | After |
| 5/8/2014 | NYA | Tanaka,M | Acquired via trade | Bal | | After |
| 5/8/2014 | Tam | Blach | Acquired via trade | Cin | | After |
| 5/8/2014 | Tam | Bruce | Acquired via trade | Cin | | After |
| 5/8/2014 | Tam | Drew | Acquired via trade | Cin | | After |
| 5/8/2014 | Tam | Encarnacion | Traded away | Cin | | After |
| 5/8/2014 | Tam | Floyd | Traded away | Cin | | After |
| 5/8/2014 | Tam | Santos,S | Traded away | Cin | | After |
| 5/9/2014 | Det | Beltre,A | Promoted to active roster | | | Before |
| 5/9/2014 | Det | Davidson | Demoted to reserve roster | | | Before |
| 5/9/2014 | Det | Sappington | Released | | | Before |
| 5/9/2014 | Hou | Kahnle | Released | | | Before |
| 5/9/2014 | Hou | Masset | Signed | | | Before |
| 5/9/2014 | Min | Hanson,T | Released | | | Before |
| 5/9/2014 | Min | Hernandez,Ro | Signed | | | Before |
| 5/9/2014 | Tam | Bruce | Demoted to reserve roster | | | Before |
| 5/9/2014 | Tam | Davis,R | Promoted to active roster | | | Before |
| 5/9/2014 | Tam | Lutz,D | Promoted to active roster | | | Before |
| 5/9/2014 | Tam | Mitchell,Ja | Released | | | Before |
| 5/9/2014 | Tam | Torres,C | Promoted to active roster | | | Before |
| 5/9/2014 | Tor | Chen,B | Released | | | Before |
| 5/9/2014 | Tor | Kelly,T | Signed | | | Before |
| 5/9/2014 | Tor | Wells,C | Released | | | Before |
| 5/11/2014 | Bal | Aoki | Traded away | Det | | After |
| 5/11/2014 | Bal | Brown,D | Traded away | Det | | After |
| 5/11/2014 | Bal | Cano | Traded away | Pit | | After |
| 5/11/2014 | Bal | Heyward | Acquired via trade | Det | | After |
| 5/11/2014 | Bal | Kemp | Acquired via trade | Pit | | After |
| 5/11/2014 | Det | Aoki | Acquired via trade | Bal | | After |
| 5/11/2014 | Det | Brown,D | Acquired via trade | Bal | | After |
| 5/11/2014 | Det | Cabrera,Me | Traded away | Pit | | After |
| 5/11/2014 | Det | Heyward | Traded away | Bal | | After |
| 5/11/2014 | Det | Pedroia | Acquired via trade | Pit | | After |
| 5/12/2014 | Bal | Wada | Released | | | Before |
| 5/12/2014 | Det | Hunter,Tor | Demoted to reserve roster | | | Before |
| 5/12/2014 | Det | Hunter,Tor | Promoted to active roster | | | Before |
| 5/12/2014 | Det | Pestano | Demoted to reserve roster | | | Before |
| 5/12/2014 | KC | O'Neill | Demoted to reserve roster | | | Before |
| 5/12/2014 | LAA | Guzman,J | Demoted to reserve roster | | | Before |
| 5/12/2014 | LAA | Jackson,B | Promoted to active roster | | | Before |
| 5/12/2014 | Sea | Headley | Promoted to active roster | | | Before |
| 5/12/2014 | Sea | Mijares | Released | | | Before |
| 5/12/2014 | Tam | Amarista | Demoted to reserve roster | | | Before |
| 5/12/2014 | Tam | Amarista | Promoted to active roster | | | Before |
| 5/12/2014 | Tam | Blach | Promoted to active roster | | | Before |
| 5/12/2014 | Tam | LaMarre | Demoted to reserve roster | | | Before |
| 5/12/2014 | Tam | Matsuzaka | Demoted to reserve roster | | | Before |
| 5/12/2014 | Tam | Ryan | Promoted to active roster | | | Before |
| 5/12/2014 | Tex | Chirinos | Demoted to reserve roster | | | Before |
| 5/12/2014 | Tex | Matz | Demoted to reserve roster | | | Before |
| 5/12/2014 | Tex | Sweeney,R | Demoted to reserve roster | | | Before |
| 5/12/2014 | Tor | Kelly,T | Promoted to active roster | | | Before |
| 5/16/2014 | Bal | Carrasco | Promoted to active roster | | | Before |
| 5/16/2014 | Bal | Cashner | Demoted to reserve roster | | | Before |
| 5/16/2014 | Bal | Davis,C | Promoted to active roster | | | Before |
| 5/16/2014 | Bal | Fernandez,J | Demoted to reserve roster | | | Before |
| 5/16/2014 | Bal | Saunders,M | Promoted to active roster | | | Before |
| 5/16/2014 | LAA | Broxton,K | Signed | | | Before |
| 5/16/2014 | LAA | Guzman,J | Released | | | Before |
| 5/18/2014 | KC | Beltran | Traded away | Pit | | After |
| 5/18/2014 | KC | Buchholz | Traded away | Cin | | After |
| 5/18/2014 | KC | Contreras,C | Traded away | Cin | | After |
| 5/18/2014 | KC | Feliz | Acquired via trade | Cin | | After |
| 5/18/2014 | KC | Floyd | Acquired via trade | Cin | | After |
| 5/18/2014 | KC | Martinez,V | Acquired via trade | Pit | | After |
| 5/18/2014 | KC | Murphy,Dav | Traded away | Cin | | After |
| 5/18/2014 | KC | Polanco,J | Acquired via trade | Pit | | After |
| 5/18/2014 | KC | Ramsey | Acquired via trade | Pit | | After |
| 5/18/2014 | KC | Sabathia | Traded away | Pit | | After |
| 5/18/2014 | KC | Trumbo | Acquired via trade | Cin | | After |
| 5/19/2014 | Det | Barnes,A | Signed | | | Before |
| 5/19/2014 | Det | Heineman | Released | | | Before |
| 5/19/2014 | KC | Feliz | Promoted to active roster | | | Before |
| 5/19/2014 | KC | Gose | Promoted to active roster | | | Before |
| 5/19/2014 | KC | LaRoche,Ad | Demoted to reserve roster | | | Before |
| 5/19/2014 | KC | O'Neill | Promoted to active roster | | | Before |
| 5/19/2014 | KC | Polanco,J | Demoted to reserve roster | | | Before |
| 5/19/2014 | KC | Wong | Promoted to active roster | | | Before |
| 5/19/2014 | KC | Zobrist | Demoted to reserve roster | | | Before |
| 5/19/2014 | Min | Harrison,M | Demoted to reserve roster | | | Before |
| 5/19/2014 | Min | Kingham | Promoted to active roster | | | Before |
| 5/19/2014 | NYA | Bradley,A | Demoted to reserve roster | | | Before |
| 5/19/2014 | NYA | Cain,L | Promoted to active roster | | | Before |
| 5/19/2014 | NYA | Calixte | Promoted to active roster | | | Before |
| 5/19/2014 | NYA | Wright,M | Promoted to active roster | | | Before |
| 5/19/2014 | Sea | Gee | Demoted to reserve roster | | | Before |
| 5/19/2014 | Sea | Heaney | Promoted to active roster | | | Before |
| 5/19/2014 | Sea | Urrutia | Demoted to reserve roster | | | Before |
| 5/19/2014 | Tex | Chirinos | Promoted to active roster | | | Before |
| 5/19/2014 | Tex | Schoop | Promoted to active roster | | | Before |
| 5/19/2014 | Tex | Wieters | Demoted to reserve roster | | | Before |
| 5/19/2014 | Tor | Choate | Promoted to active roster | | | Before |
| 5/19/2014 | Tor | Quackenbush | Demoted to reserve roster | | | Before |
| 5/19/2014 | Tor | Ruf | Promoted to active roster | | | Before |
| 5/19/2014 | Tor | Simmons,S | Demoted to reserve roster | | | Before |
| 5/20/2014 | Hou | Brantly | Demoted to reserve roster | | | Before |
| 5/20/2014 | Hou | Mesoraco | Promoted to active roster | | | Before |
| 5/22/2014 | Hou | Petricka | Signed | | | Before |
| 5/22/2014 | Min | Gillaspie | Signed | | | Before |
| 5/22/2014 | Min | Mazzoni | Released | | | Before |
| 5/22/2014 | Oak | Cook,R | Demoted to reserve roster | | | Before |
| 5/22/2014 | Oak | Rondon,H | Promoted to active roster | | | Before |
| 5/23/2014 | KC | Wong | Promoted to active roster | | | Before |
| 5/23/2014 | KC | Zobrist | Demoted to reserve roster | | | Before |
| 5/25/2014 | Bal | Paulino,D | Acquired via trade | Det | | After |
| 5/25/2014 | Det | Paulino,D | Traded away | Bal | | After |
| 5/25/2014 | KC | Arcia | Acquired via trade | SF | | After |
| 5/26/2014 | Bos | Guillon | Released | | | Before |
| 5/26/2014 | Bos | Victorino | Demoted to reserve roster | | | Before |
| 5/26/2014 | Bos | Wells,C | Signed | | | Before |
| 5/26/2014 | Bos | Wells,C | Promoted to active roster | | | Before |
| 5/26/2014 | Det | Kendrick,K | Demoted to reserve roster | | | Before |
| 5/26/2014 | Det | Sanchez,Ani | Promoted to active roster | | | Before |
| 5/26/2014 | Hou | Arenado | Demoted to reserve roster | | | Before |
| 5/26/2014 | Hou | Cuthbert | Released | | | Before |
| 5/26/2014 | Hou | Hanson,A | Promoted to active roster | | | Before |
| 5/26/2014 | KC | Boxberger | Demoted to reserve roster | | | Before |
| 5/26/2014 | KC | Burnett,S | Promoted to active roster | | | Before |
| 5/26/2014 | KC | Casilla,S | Demoted to reserve roster | | | Before |
| 5/26/2014 | KC | Feliz | Promoted to active roster | | | Before |
| 5/26/2014 | KC | Freese | Promoted to active roster | | | Before |
| 5/26/2014 | KC | Giavotella | Demoted to reserve roster | | | Before |
| 5/26/2014 | KC | Giavotella | Promoted to active roster | | | Before |
| 5/26/2014 | KC | Gose | Promoted to active roster | | | Before |
| 5/26/2014 | KC | Hart | Demoted to reserve roster | | | Before |
| 5/26/2014 | KC | Hendriks | Signed | | | Before |
| 5/26/2014 | KC | Polanco,J | Demoted to reserve roster | | | Before |
| 5/26/2014 | KC | Wright,J | Released | | | Before |
| 5/26/2014 | LAA | Cobb | Promoted to active roster | | | Before |
| 5/26/2014 | LAA | Oramas | Demoted to reserve roster | | | Before |
| 5/26/2014 | Min | Asche | Demoted to reserve roster | | | Before |
| 5/26/2014 | Min | Barnes,M | Promoted to active roster | | | Before |
| 5/26/2014 | Min | Gillaspie | Promoted to active roster | | | Before |
| 5/26/2014 | Min | Syndergaard | Demoted to reserve roster | | | Before |
| 5/26/2014 | Oak | House | Signed | | | Before |
| 5/26/2014 | Oak | Kouzmanoff | Released | | | Before |
| 5/26/2014 | Oak | Martinez,Cr | Released | | | Before |
| 5/26/2014 | Sea | Abreu,J | Demoted to reserve roster | | | Before |
| 5/26/2014 | Sea | Leathersich | Demoted to reserve roster | | | Before |
| 5/26/2014 | Sea | Leathersich | Promoted to active roster | | | Before |
| 5/26/2014 | Sea | McAllister | Demoted to reserve roster | | | Before |
| 5/26/2014 | Sea | Pryor | Promoted to active roster | | | Before |
| 5/26/2014 | Tam | LaMarre | Promoted to active roster | | | Before |
| 5/26/2014 | Tam | Votto | Demoted to reserve roster | | | Before |
| 5/26/2014 | Tex | Fielder | Demoted to reserve roster | | | Before |
| 5/26/2014 | Tex | Siegrist | Demoted to reserve roster | | | Before |
| 5/26/2014 | Tor | Calhoun | Promoted to active roster | | | Before |
| 5/26/2014 | Tor | Colabello | Demoted to reserve roster | | | Before |
| 5/26/2014 | Tor | Lee,Cl | Demoted to reserve roster | | | Before |
| 5/26/2014 | Tor | Maholm | Promoted to active roster | | | Before |
| 5/26/2014 | Tor | Quackenbush | Promoted to active roster | | | Before |
| 5/26/2014 | Tor | Walters,Z | Demoted to reserve roster | | | Before |
| 5/29/2014 | Oak | Ellis,M | Traded away | Cin | | After |
| 5/29/2014 | Oak | McKenry | Acquired via trade | Cin | | After |
| 5/30/2014 | Hou | Brantly | Released | | | Before |
| 5/30/2014 | Oak | Hessman | Signed | | | Before |
| 5/30/2014 | Oak | Ross,D | Released | | | Before |
| 6/2/2014 | Bos | Napoli | Demoted to reserve roster | | | Before |
| 6/2/2014 | ChA | DeSclafani | Promoted to active roster | | | Before |
| 6/2/2014 | ChA | Pastornicky | Promoted to active roster | | | Before |
| 6/2/2014 | ChA | Valencia | Demoted to reserve roster | | | Before |
| 6/2/2014 | ChA | Withrow | Demoted to reserve roster | | | Before |
| 6/2/2014 | KC | Boxberger | Promoted to active roster | | | Before |
| 6/2/2014 | KC | Burnett,S | Demoted to reserve roster | | | Before |
| 6/2/2014 | KC | Cain,M | Demoted to reserve roster | | | Before |
| 6/2/2014 | KC | Chamberlain | Promoted to active roster | | | Before |
| 6/2/2014 | KC | Giavotella | Demoted to reserve roster | | | Before |
| 6/2/2014 | KC | Zobrist | Promoted to active roster | | | Before |
| 6/2/2014 | Min | Hanigan | Demoted to reserve roster | | | Before |
| 6/2/2014 | Min | Joseph,T | Promoted to active roster | | | Before |
| 6/2/2014 | Min | Lavarnway | Demoted to reserve roster | | | Before |
| 6/2/2014 | Min | Rosario,E | Promoted to active roster | | | Before |
| 6/2/2014 | Oak | Crawford,B | Demoted to reserve roster | | | Before |
| 6/2/2014 | Oak | Hessman | Promoted to active roster | | | Before |
| 6/2/2014 | Oak | McKenry | Promoted to active roster | | | Before |
| 6/2/2014 | Sea | Black,V | Signed | | | Before |
| 6/2/2014 | Sea | Black,V | Promoted to active roster | | | Before |
| 6/2/2014 | Sea | Pryor | Demoted to reserve roster | | | Before |
| 6/2/2014 | Tex | Willingham | Promoted to active roster | | | Before |
| 6/6/2014 | Hou | Canha | Signed | | | Before |
| 6/6/2014 | KC | Burnett,S | Released | | | Before |
| 6/6/2014 | KC | Perez,H | Signed | | | Before |
| 6/6/2014 | Oak | Britton,D | Released | | | Before |
| 6/6/2014 | Oak | Tolleson,Sh | Signed | | | Before |
| 6/6/2014 | Tor | Flowers | Released | | | Before |
| 6/9/2014 | Bal | Bochy | Demoted to reserve roster | | | Before |
| 6/9/2014 | Bal | Cashner | Promoted to active roster | | | Before |
| 6/9/2014 | Bos | Hamilton,J | Promoted to active roster | | | Before |
| 6/9/2014 | Bos | Zimmerman | Promoted to active roster | | | Before |
| 6/9/2014 | ChA | Ames | Released | | | Before |
| 6/9/2014 | ChA | Beckham,G | Promoted to active roster | | | Before |
| 6/9/2014 | ChA | Cole,A | Demoted to reserve roster | | | Before |
| 6/9/2014 | ChA | Elias | Promoted to active roster | | | Before |
| 6/9/2014 | ChA | Webb,D | Demoted to reserve roster | | | Before |
| 6/9/2014 | ChA | Yates | Signed | | | Before |
| 6/9/2014 | ChA | Yates | Promoted to active roster | | | Before |
| 6/9/2014 | Det | Flores,K | Released | | | Before |
| 6/9/2014 | Det | Oberholtzer | Signed | | | Before |
| 6/9/2014 | Hou | Breslow | Demoted to reserve roster | | | Before |
| 6/9/2014 | Hou | Scheppers | Promoted to active roster | | | Before |
| 6/9/2014 | LAA | Castillo,W | Demoted to reserve roster | | | Before |
| 6/9/2014 | LAA | Lyles | Demoted to reserve roster | | | Before |
| 6/9/2014 | LAA | Oramas | Promoted to active roster | | | Before |
| 6/9/2014 | LAA | Perez,L | Demoted to reserve roster | | | Before |
| 6/9/2014 | LAA | Williams,M | Promoted to active roster | | | Before |
| 6/9/2014 | Oak | Flores,K | Signed | | | Before |
| 6/9/2014 | Oak | Santana,J | Released | | | Before |
| 6/9/2014 | Sea | Abreu,J | Promoted to active roster | | | Before |
| 6/9/2014 | Sea | Murphy,T | Demoted to reserve roster | | | Before |
| 6/9/2014 | Sea | Ramirez,E | Released | | | Before |
| 6/9/2014 | Sea | Rodriguez,E | Promoted to active roster | | | Before |
| 6/9/2014 | Tex | Matz | Promoted to active roster | | | Before |
| 6/9/2014 | Tex | Ogando | Demoted to reserve roster | | | Before |
| 6/9/2014 | Tor | Andriese | Promoted to active roster | | | Before |
| 6/9/2014 | Tor | Choate | Demoted to reserve roster | | | Before |
| 6/9/2014 | Tor | Colabello | Promoted to active roster | | | Before |
| 6/9/2014 | Tor | Gonzalez,MAng | Demoted to reserve roster | | | Before |
| 6/9/2014 | Tor | Ruf | Demoted to reserve roster | | | Before |
| 6/9/2014 | Tor | Simmons,S | Promoted to active roster | | | Before |
| 6/12/2014 | Cle | la Stella | Traded away | Was | | After |
| 6/12/2014 | Cle | Rua | Traded away | Was | | After |
| 6/12/2014 | Cle | Webster | Acquired via trade | Was | | After |
| 6/12/2014 | NYA | Stults | Traded away | Cin | | After |
| 6/12/2014 | NYA | Wilson,C | Traded away | Cin | | After |
| 6/12/2014 | NYA | Wood,A | Acquired via trade | Cin | | After |
| 6/13/2014 | Cle | Goodwin | Promoted to active roster | | | Before |
| 6/13/2014 | Cle | Ortiz,J | Released | | | Before |
| 6/13/2014 | Cle | Pimentel,S | Demoted to reserve roster | | | Before |
| 6/13/2014 | Cle | Pimentel,S | Promoted to active roster | | | Before |
| 6/13/2014 | Det | Germen | Released | | | Before |
| 6/13/2014 | Oak | Hessman | Released | | | Before |
| 6/13/2014 | Oak | Law | Demoted to reserve roster | | | Before |
| 6/13/2014 | Oak | Oviedo | Signed | | | Before |
| 6/13/2014 | Oak | Oviedo | Promoted to active roster | | | Before |
| 6/16/2014 | Bal | Blanks | Promoted to active roster | | | Before |
| 6/16/2014 | Bal | Saunders,M | Demoted to reserve roster | | | Before |
| 6/16/2014 | Bos | Aviles | Released | | | Before |
| 6/16/2014 | Bos | Inciarte | Released | | | Before |
| 6/16/2014 | Bos | Napoli | Promoted to active roster | | | Before |
| 6/16/2014 | Bos | Walker,N | Demoted to reserve roster | | | Before |
| 6/16/2014 | ChA | Smoak | Demoted to reserve roster | | | Before |
| 6/16/2014 | ChA | Souza | Promoted to active roster | | | Before |
| 6/16/2014 | Cle | Goodwin | Demoted to reserve roster | | | Before |
| 6/16/2014 | Cle | Goodwin | Promoted to active roster | | | Before |
| 6/16/2014 | Cle | Jordan | Demoted to reserve roster | | | Before |
| 6/16/2014 | Cle | Nicolino | Demoted to reserve roster | | | Before |
| 6/16/2014 | Cle | Nicolino | Promoted to active roster | | | Before |
| 6/16/2014 | Cle | Pimentel,S | Promoted to active roster | | | Before |
| 6/16/2014 | Det | Estrada | Demoted to reserve roster | | | Before |
| 6/16/2014 | Det | Kendrick,K | Promoted to active roster | | | Before |
| 6/16/2014 | Hou | Barton | Released | | | Before |
| 6/16/2014 | Hou | Breslow | Promoted to active roster | | | Before |
| 6/16/2014 | Hou | Canha | Promoted to active roster | | | Before |
| 6/16/2014 | Hou | Scheppers | Demoted to reserve roster | | | Before |
| 6/16/2014 | KC | Cain,M | Promoted to active roster | | | Before |
| 6/16/2014 | KC | Callaspo | Demoted to reserve roster | | | Before |
| 6/16/2014 | KC | Chamberlain | Demoted to reserve roster | | | Before |
| 6/16/2014 | KC | Giavotella | Promoted to active roster | | | Before |
| 6/16/2014 | LAA | Bonifacio,E | Demoted to reserve roster | | | Before |
| 6/16/2014 | LAA | Broxton,K | Promoted to active roster | | | Before |
| 6/16/2014 | LAA | Cole,G | Demoted to reserve roster | | | Before |
| 6/16/2014 | Sea | Caminero | Released | | | Before |
| 6/16/2014 | Sea | Chapman,K | Signed | | | Before |
| 6/16/2014 | Sea | Jaime | Signed | | | Before |
| 6/16/2014 | Sea | Urrutia | Released | | | Before |
| 6/16/2014 | Tex | Bard | Released | | | Before |
| 6/20/2014 | Bos | Lewis | Released | | | Before |
| 6/23/2014 | Det | Aoki | Demoted to reserve roster | | | Before |
| 6/23/2014 | Det | Piscotty | Promoted to active roster | | | Before |
| 6/23/2014 | Hou | Masset | Released | | | Before |
| 6/23/2014 | KC | Callaspo | Promoted to active roster | | | Before |
| 6/23/2014 | KC | Casilla,S | Promoted to active roster | | | Before |
| 6/23/2014 | KC | Chamberlain | Promoted to active roster | | | Before |
| 6/23/2014 | KC | Floyd | Demoted to reserve roster | | | Before |
| 6/23/2014 | KC | Giavotella | Demoted to reserve roster | | | Before |
| 6/23/2014 | KC | Giavotella | Promoted to active roster | | | Before |
| 6/23/2014 | KC | Mitchell,B | Released | | | Before |
| 6/23/2014 | KC | Salas | Demoted to reserve roster | | | Before |
| 6/23/2014 | KC | Wong | Demoted to reserve roster | | | Before |
| 6/23/2014 | Min | Asche | Promoted to active roster | | | Before |
| 6/23/2014 | Min | Barnes,M | Demoted to reserve roster | | | Before |
| 6/23/2014 | Min | Gillaspie | Demoted to reserve roster | | | Before |
| 6/23/2014 | Min | Hanigan | Promoted to active roster | | | Before |
| 6/23/2014 | Min | Hernandez,Ro | Released | | | Before |
| 6/23/2014 | Min | Joseph,T | Demoted to reserve roster | | | Before |
| 6/23/2014 | Min | Masset | Signed | | | Before |
| 6/23/2014 | Min | Syndergaard | Promoted to active roster | | | Before |
| 6/23/2014 | NYA | Alonso | Demoted to reserve roster | | | Before |
| 6/23/2014 | Oak | House | Released | | | Before |
| 6/23/2014 | Sea | Montero,R | Demoted to reserve roster | | | Before |
| 6/23/2014 | Sea | Morales,K | Promoted to active roster | | | Before |
| 6/23/2014 | Sea | Smith,C | Promoted to active roster | | | Before |
| 6/23/2014 | Tam | Amarista | Demoted to reserve roster | | | Before |
| 6/23/2014 | Tam | Bruce | Promoted to active roster | | | Before |
| 6/23/2014 | Tam | Drew | Promoted to active roster | | | Before |
| 6/23/2014 | Tam | Romero,R | Demoted to reserve roster | | | Before |
| 6/23/2014 | Tam | Spruill | Demoted to reserve roster | | | Before |
| 6/23/2014 | Tam | Votto | Promoted to active roster | | | Before |
| 6/23/2014 | Tor | Gonzalez,MAng | Promoted to active roster | | | Before |
| 6/23/2014 | Tor | Krol | Demoted to reserve roster | | | Before |
| 6/23/2014 | Tor | Maholm | Demoted to reserve roster | | | Before |
| 6/23/2014 | Tor | Pino | Signed | | | Before |
| 6/23/2014 | Tor | Walters,Z | Promoted to active roster | | | Before |
| 6/25/2014 | Hou | Arroyo | Demoted to reserve roster | | | Before |
| 6/25/2014 | Hou | Grimm | Promoted to active roster | | | Before |
| 6/25/2014 | Hou | Plouffe | Demoted to reserve roster | | | Before |
| 6/25/2014 | Hou | Stamets | Promoted to active roster | | | Before |
| 6/26/2014 | Tex | Cecil | Demoted to reserve roster | | | Before |
| 6/27/2014 | Cle | Kahnle | Signed | | | Before |
| 6/27/2014 | Cle | Kahnle | Promoted to active roster | | | Before |
| 6/27/2014 | Cle | Mercedes | Released | | | Before |
| 6/27/2014 | KC | Arencibia | Released | | | Before |
| 6/27/2014 | KC | Hendriks | Released | | | Before |
| 6/27/2014 | KC | Romine,Au | Signed | | | Before |
| 6/27/2014 | NYA | Vasquez | Released | | | Before |
| 6/27/2014 | Tex | Madson | Released | | | Before |
| 6/29/2014 | ChA | Brantley | Traded away | SF | | After |
| 6/29/2014 | ChA | Garcia,Av | Acquired via trade | SF | | After |
| 6/29/2014 | ChA | Medlen | Acquired via trade | SF | | After |
| 6/29/2014 | NYA | Gausman | Acquired via trade | SF | | After |
| 6/29/2014 | NYA | Wheeler,Za | Traded away | SF | | After |
| 6/30/2014 | Bal | Blanks | Demoted to reserve roster | | | Before |
| 6/30/2014 | Bal | Saunders,M | Promoted to active roster | | | Before |
| 6/30/2014 | Bos | Lobaton | Released | | | Before |
| 6/30/2014 | ChA | Johnson,Er | Released | | | Before |
| 6/30/2014 | Cle | Holmberg | Promoted to active roster | | | Before |
| 6/30/2014 | Cle | Santana,Da | Demoted to reserve roster | | | Before |
| 6/30/2014 | Min | Barnes,M | Promoted to active roster | | | Before |
| 6/30/2014 | Min | Pederson | Demoted to reserve roster | | | Before |
| 6/30/2014 | Min | Soler | Promoted to active roster | | | Before |
| 6/30/2014 | Min | Wacha | Demoted to reserve roster | | | Before |
| 6/30/2014 | Oak | Lobaton | Signed | | | Before |
| 6/30/2014 | Sea | Vizcaino | Released | | | Before |
| 6/30/2014 | Tor | Andriese | Demoted to reserve roster | | | Before |
| 6/30/2014 | Tor | Maholm | Promoted to active roster | | | Before |
| 6/30/2014 | Tor | Pierzynski | Promoted to active roster | | | Before |
| 6/30/2014 | Tor | Ruiz,C | Demoted to reserve roster | | | Before |
| 7/1/2014 | NYA | Hechavarria | Demoted to reserve roster | | | Before |
| 7/3/2014 | ChA | Pastornicky | Released | | | Before |
| 7/3/2014 | Hou | VerHagen | Signed | | | Before |
| 7/3/2014 | Hou | Banuelos | Acquired via trade | SF | | After |
| 7/3/2014 | Hou | Griffin | Acquired via trade | SF | | After |
| 7/3/2014 | Hou | Kendrick,H | Traded away | SF | | After |
| 7/3/2014 | Hou | Petricka | Traded away | SF | | After |
| 7/3/2014 | KC | Gardner,B | Traded away | Pit | | After |
| 7/3/2014 | KC | Kazmir | Acquired via trade | Pit | | After |
| 7/3/2014 | KC | Pennington | Traded away | Pit | | After |
| 7/3/2014 | KC | Reyes,J | Traded away | Pit | | After |
| 7/3/2014 | KC | Segura | Acquired via trade | Pit | | After |
| 7/3/2014 | NYA | Konerko | Released | | | Before |
| 7/3/2014 | NYA | Rodriguez,Al | Traded away | SF | | After |
| 7/3/2014 | Sea | Johnson,Er | Signed | | | Before |
| 7/3/2014 | Tam | Romero,R | Released | | | Before |
| 7/3/2014 | Tor | Choate | Released | | | Before |
| 7/3/2014 | Tor | Liberatore | Signed | | | Before |
| 7/3/2014 | Tor | Pino | Released | | | Before |
| 7/3/2014 | Tor | Wada | Signed | | | Before |
| 7/4/2014 | Bal | Cashner | Demoted to reserve roster | | | Before |
| 7/6/2014 | Det | Bourn | Acquired via trade | Tex | | After |
| 7/6/2014 | Det | Cespedes | Acquired via trade | Pit | | After |
| 7/6/2014 | Det | Davidson | Traded away | Pit | | After |
| 7/6/2014 | Det | Hamels | Traded away | Pit | | After |
| 7/6/2014 | Det | Hunter,Tor | Traded away | Pit | | After |
| 7/6/2014 | Det | Kelly,J | Acquired via trade | Pit | | After |
| 7/6/2014 | Tex | Bourn | Traded away | Det | | After |
| 7/7/2014 | Bos | Fields,JD | Signed | | | Before |
| 7/7/2014 | Bos | Villanueva,Ch | Demoted to reserve roster | | | Before |
| 7/7/2014 | Bos | Walker,N | Promoted to active roster | | | Before |
| 7/7/2014 | Bos | Wells,C | Released | | | Before |
| 7/7/2014 | Cle | Morris,H | Demoted to reserve roster | | | Before |
| 7/7/2014 | Det | Pestano | Promoted to active roster | | | Before |
| 7/7/2014 | Det | Piscotty | Demoted to reserve roster | | | Before |
| 7/7/2014 | Hou | Arenado | Promoted to active roster | | | Before |
| 7/7/2014 | Hou | Campos | Signed | | | Before |
| 7/7/2014 | Hou | Cooney | Promoted to active roster | | | Before |
| 7/7/2014 | Hou | Grimm | Demoted to reserve roster | | | Before |
| 7/7/2014 | Hou | Plouffe | Promoted to active roster | | | Before |
| 7/7/2014 | Hou | Stamets | Demoted to reserve roster | | | Before |
| 7/7/2014 | KC | Arcia | Demoted to reserve roster | | | Before |
| 7/7/2014 | KC | Giavotella | Demoted to reserve roster | | | Before |
| 7/7/2014 | KC | Hart | Promoted to active roster | | | Before |
| 7/7/2014 | KC | O'Neill | Promoted to active roster | | | Before |
| 7/7/2014 | KC | Romine,Au | Promoted to active roster | | | Before |
| 7/7/2014 | Sea | Chapman,K | Promoted to active roster | | | Before |
| 7/7/2014 | Sea | Dietrich | Demoted to reserve roster | | | Before |
| 7/7/2014 | Sea | Jaime | Promoted to active roster | | | Before |
| 7/7/2014 | Tex | Dominguez,J | Released | | | Before |
| 7/7/2014 | Tor | Ruf | Promoted to active roster | | | Before |
| 7/7/2014 | Tor | Walters,Z | Demoted to reserve roster | | | Before |
| 7/8/2014 | Bos | Fields,J | Signed | | | Before |
| 7/8/2014 | Bos | Fields,JD | Released | | | Before |
| 7/8/2014 | LAA | Castillo,W | Promoted to active roster | | | Before |
| 7/10/2014 | Bos | Burnett,AJ | Acquired via trade | StL | | After |
| 7/10/2014 | Bos | Chavez,J | Traded away | StL | | After |
| 7/10/2014 | Bos | Martin,L | Acquired via trade | Cle | | After |
| 7/10/2014 | Bos | Quentin | Acquired via trade | StL | | After |
| 7/10/2014 | Bos | Rodriguez,Se | Acquired via trade | Was | | After |
| 7/10/2014 | Cle | Martin,L | Traded away | Bos | | After |
| 7/10/2014 | LAA | Bourjos | Traded away | Cin | | After |
| 7/10/2014 | LAA | Jackson,L | Acquired via trade | Cin | | After |
| 7/10/2014 | NYA | Baez,J | Acquired via trade | Col | | After |
| 7/10/2014 | NYA | Hernandez,F | Traded away | Col | | After |
| 7/10/2014 | NYA | Meyer,A | Acquired via trade | Col | | After |
| 7/11/2014 | Bos | Karns | Demoted to reserve roster | | | Before |
| 7/11/2014 | Bos | Suzuki,I | Signed | | | Before |
| 7/11/2014 | Bos | Suzuki,I | Promoted to active roster | | | Before |
| 7/11/2014 | Bos | Wooten | Signed | | | Before |
| 7/11/2014 | Bos | Wooten | Promoted to active roster | | | Before |
| 7/11/2014 | Cle | Gonzalez,Ma | Signed | | | Before |
| 7/11/2014 | Cle | Gonzalez,Ma | Promoted to active roster | | | Before |
| 7/11/2014 | Cle | Goodwin | Demoted to reserve roster | | | Before |
| 7/11/2014 | Cle | Morris,H | Released | | | Before |
| 7/11/2014 | Cle | Sierra | Signed | | | Before |
| 7/11/2014 | Cle | Sierra | Promoted to active roster | | | Before |
| 7/11/2014 | NYA | Salcedo | Released | | | Before |
| 7/11/2014 | NYA | Suzuki,I | Released | | | Before |
| 7/13/2014 | Bos | McHugh | Acquired via trade | Was | | After |
| 7/13/2014 | Bos | Ross,T | Acquired via trade | Cle | | After |
| 7/13/2014 | Cle | Ross,T | Traded away | Bos | | After |
| 7/13/2014 | Det | Cobb | Acquired via trade | LAA | | After |
| 7/13/2014 | Det | Estrada | Traded away | Col | | After |
| 7/13/2014 | Det | Rollins | Traded away | Col | | After |
| 7/13/2014 | Det | Shaw | Acquired via trade | LAA | | After |
| 7/13/2014 | Det | Stauffer | Acquired via trade | Col | | After |
| 7/13/2014 | Det | Tucker | Traded away | LAA | | After |
| 7/13/2014 | Hou | Banuelos | Traded away | Was | | After |
| 7/13/2014 | Hou | DeShields | Acquired via trade | Was | | After |
| 7/13/2014 | Hou | Lee,H | Acquired via trade | Was | | After |
| 7/13/2014 | KC | Alcantara,A | Traded away | Was | | After |
| 7/13/2014 | KC | Holliday | Acquired via trade | StL | | After |
| 7/13/2014 | KC | Johnson,C | Acquired via trade | StL | | After |
| 7/13/2014 | KC | Lombardozzi Jr. | Acquired via trade | Was | | After |
| 7/13/2014 | KC | Ramsey | Traded away | StL | | After |
| 7/13/2014 | KC | Walker,C | Traded away | Was | | After |
| 7/13/2014 | LAA | Cobb | Traded away | Det | | After |
| 7/13/2014 | LAA | Shaw | Traded away | Det | | After |
| 7/13/2014 | LAA | Tucker | Acquired via trade | Det | | After |
| 7/13/2014 | NYA | Barrett,A | Traded away | Was | | After |
| 7/13/2014 | NYA | Sardinas | Traded away | Pit | | After |
| 7/13/2014 | Oak | Vargas,J | Traded away | StL | | After |
| 7/13/2014 | Sea | Betances | Traded away | Was | | After |
| 7/13/2014 | Sea | la Stella | Acquired via trade | Was | | After |
| 7/13/2014 | Sea | Sanchez,T | Traded away | Was | | After |
| 7/13/2014 | Sea | Susac | Acquired via trade | Was | | After |
| 7/18/2014 | Bal | Axford | Released | | | Before |
| 7/18/2014 | Bal | Bedard | Signed | | | Before |
| 7/18/2014 | Bal | Bochy | Released | | | Before |
| 7/18/2014 | Bal | Solano,D | Signed | | | Before |
| 7/18/2014 | Bos | Barmes | Demoted to reserve roster | | | Before |
| 7/18/2014 | Bos | McHugh | Demoted to reserve roster | | | Before |
| 7/18/2014 | Bos | Wooten | Demoted to reserve roster | | | Before |
| 7/18/2014 | ChA | Cole,A | Promoted to active roster | | | Before |
| 7/18/2014 | ChA | Herrera,R | Promoted to active roster | | | Before |
| 7/18/2014 | ChA | Lagares | Promoted to active roster | | | Before |
| 7/18/2014 | ChA | Niese | Demoted to reserve roster | | | Before |
| 7/18/2014 | ChA | Smoak | Promoted to active roster | | | Before |
| 7/18/2014 | ChA | Soriano,A | Released | | | Before |
| 7/18/2014 | Cle | Goodwin | Promoted to active roster | | | Before |
| 7/18/2014 | Det | Aoki | Promoted to active roster | | | Before |
| 7/18/2014 | Det | Axford | Signed | | | Before |
| 7/18/2014 | Det | Barnes,A | Released | | | Before |
| 7/18/2014 | Det | Bourn | Demoted to reserve roster | | | Before |
| 7/18/2014 | Det | Kelly,J | Demoted to reserve roster | | | Before |
| 7/18/2014 | Det | Kelly,J | Promoted to active roster | | | Before |
| 7/18/2014 | Det | Kendrick,K | Demoted to reserve roster | | | Before |
| 7/18/2014 | Det | Pestano | Demoted to reserve roster | | | Before |
| 7/18/2014 | Hou | Biddle | Demoted to reserve roster | | | Before |
| 7/18/2014 | Hou | DeShields | Demoted to reserve roster | | | Before |
| 7/18/2014 | Hou | Grimm | Promoted to active roster | | | Before |
| 7/18/2014 | Hou | Lee,H | Demoted to reserve roster | | | Before |
| 7/18/2014 | Hou | Ludwick | Demoted to reserve roster | | | Before |
| 7/18/2014 | Hou | Scutaro | Promoted to active roster | | | Before |
| 7/18/2014 | KC | Boxberger | Demoted to reserve roster | | | Before |
| 7/18/2014 | KC | Callaspo | Demoted to reserve roster | | | Before |
| 7/18/2014 | KC | Chamberlain | Demoted to reserve roster | | | Before |
| 7/18/2014 | KC | Johnson,C | Demoted to reserve roster | | | Before |
| 7/18/2014 | KC | Lombardozzi Jr. | Demoted to reserve roster | | | Before |
| 7/18/2014 | KC | O'Neill | Demoted to reserve roster | | | Before |
| 7/18/2014 | KC | Salas | Promoted to active roster | | | Before |
| 7/18/2014 | KC | Trumbo | Promoted to active roster | | | Before |
| 7/18/2014 | KC | Wong | Promoted to active roster | | | Before |
| 7/18/2014 | LAA | Bundy | Promoted to active roster | | | Before |
| 7/18/2014 | LAA | Jackson,L | Promoted to active roster | | | Before |
| 7/18/2014 | LAA | Tucker | Promoted to active roster | | | Before |
| 7/18/2014 | Min | Saladino | Signed | | | Before |
| 7/18/2014 | NYA | Alonso | Promoted to active roster | | | Before |
| 7/18/2014 | NYA | Bradley,A | Promoted to active roster | | | Before |
| 7/18/2014 | NYA | Cleto | Promoted to active roster | | | Before |
| 7/18/2014 | NYA | Foltynewicz | Promoted to active roster | | | Before |
| 7/18/2014 | NYA | Harper,B | Promoted to active roster | | | Before |
| 7/18/2014 | NYA | Hechavarria | Promoted to active roster | | | Before |
| 7/18/2014 | NYA | Tanaka,M | Demoted to reserve roster | | | Before |
| 7/18/2014 | Oak | Law | Released | | | Before |
| 7/18/2014 | Sea | Gee | Promoted to active roster | | | Before |
| 7/18/2014 | Sea | Johnson,Er | Released | | | Before |
| 7/18/2014 | Tam | Corcino | Signed | | | Before |
| 7/18/2014 | Tam | LaMarre | Released | | | Before |
| 7/18/2014 | Tex | Beckett | Demoted to reserve roster | | | Before |
| 7/18/2014 | Tex | Cecil | Promoted to active roster | | | Before |
| 7/18/2014 | Tex | Cervelli | Promoted to active roster | | | Before |
| 7/18/2014 | Tex | Colome | Promoted to active roster | | | Before |
| 7/18/2014 | Tex | Sweeney,R | Promoted to active roster | | | Before |
| 7/18/2014 | Tex | White,A | Promoted to active roster | | | Before |
| 7/18/2014 | Tor | Krol | Promoted to active roster | | | Before |
| 7/18/2014 | Tor | Simmons,S | Demoted to reserve roster | | | Before |
| 7/21/2014 | Bal | Bedard | Promoted to active roster | | | Before |
| 7/21/2014 | Bal | Mahtook | Promoted to active roster | | | Before |
| 7/21/2014 | Bal | May | Promoted to active roster | | | Before |
| 7/21/2014 | Bal | Phillips,B | Demoted to reserve roster | | | Before |
| 7/21/2014 | Bal | Saunders,M | Demoted to reserve roster | | | Before |
| 7/21/2014 | Bal | Solano,D | Promoted to active roster | | | Before |
| 7/21/2014 | ChA | Shoemaker | Signed | | | Before |
| 7/21/2014 | Cle | Santana,Da | Promoted to active roster | | | Before |
| 7/21/2014 | Min | Asche | Demoted to reserve roster | | | Before |
| 7/21/2014 | Min | Gillaspie | Promoted to active roster | | | Before |
| 7/21/2014 | Min | Hanigan | Demoted to reserve roster | | | Before |
| 7/21/2014 | Min | Jones,G | Signed | | | Before |
| 7/21/2014 | Min | Jones,G | Promoted to active roster | | | Before |
| 7/21/2014 | Min | Kepler | Demoted to reserve roster | | | Before |
| 7/21/2014 | Min | Masset | Released | | | Before |
| 7/21/2014 | Min | Pederson | Promoted to active roster | | | Before |
| 7/21/2014 | Tam | Amarista | Promoted to active roster | | | Before |
| 7/21/2014 | Tam | Hahn | Promoted to active roster | | | Before |
| 7/21/2014 | Tam | Votto | Demoted to reserve roster | | | Before |
| 7/21/2014 | Tex | Gonzalez,Er | Signed | | | Before |
| 7/21/2014 | Tex | Mercer | Released | | | Before |
| 7/21/2014 | Tex | Sweeney,R | Released | | | Before |
| 7/21/2014 | Tex | White,A | Released | | | Before |
| 7/21/2014 | Tor | Wada | Released | | | Before |
| 7/24/2014 | Bos | Harris,W | Released | | | Before |
| 7/24/2014 | Bos | Suzuki,I | Released | | | Before |
| 7/24/2014 | Bos | Victorino | Promoted to active roster | | | Before |
| 7/24/2014 | Bos | Wooten | Released | | | Before |
| 7/24/2014 | ChA | Shoemaker | Released | | | Before |
| 7/24/2014 | KC | Blackburn,C | Acquired via trade | Cin | | After |
| 7/24/2014 | KC | Callaspo | Traded away | Cin | | After |
| 7/24/2014 | KC | Trumbo | Traded away | Cin | | After |
| 7/24/2014 | Min | Lindblom | Released | | | Before |
| 7/24/2014 | Min | Peterson,S | Signed | | | Before |
| 7/24/2014 | Oak | Nieuwenhuis | Signed | | | Before |
| 7/24/2014 | Oak | Nieuwenhuis | Demoted to reserve roster | | | Before |
| 7/24/2014 | Oak | De Aza | Traded away | Pit | | After |
| 7/24/2014 | Oak | Hardy,J | Traded away | Pit | | After |
| 7/24/2014 | Oak | Martinez,JD | Acquired via trade | Pit | | After |
| 7/24/2014 | Oak | Ross,C | Traded away | Pit | | After |
| 7/28/2014 | Bos | Karns | Promoted to active roster | | | Before |
| 7/28/2014 | Bos | Peralta,Jo | Demoted to reserve roster | | | Before |
| 7/28/2014 | Bos | Springer | Demoted to reserve roster | | | Before |
| 7/28/2014 | Bos | Villanueva,Ch | Promoted to active roster | | | Before |
| 7/28/2014 | Bos | Zimmerman | Demoted to reserve roster | | | Before |
| 7/28/2014 | ChA | Conley | Signed | | | Before |
| 7/28/2014 | ChA | DeSclafani | Demoted to reserve roster | | | Before |
| 7/28/2014 | ChA | Niese | Promoted to active roster | | | Before |
| 7/28/2014 | ChA | Souza | Demoted to reserve roster | | | Before |
| 7/28/2014 | ChA | Valencia | Promoted to active roster | | | Before |
| 7/28/2014 | Cle | Anderson,Co | Demoted to reserve roster | | | Before |
| 7/28/2014 | Det | Aoki | Demoted to reserve roster | | | Before |
| 7/28/2014 | Det | Kelly,J | Promoted to active roster | | | Before |
| 7/28/2014 | Det | Piscotty | Promoted to active roster | | | Before |
| 7/28/2014 | Det | Stauffer | Demoted to reserve roster | | | Before |
| 7/28/2014 | Hou | Biddle | Promoted to active roster | | | Before |
| 7/28/2014 | Hou | Grimm | Demoted to reserve roster | | | Before |
| 7/28/2014 | Hou | Ludwick | Promoted to active roster | | | Before |
| 7/28/2014 | Hou | Scutaro | Demoted to reserve roster | | | Before |
| 7/28/2014 | KC | Cain,M | Demoted to reserve roster | | | Before |
| 7/28/2014 | Tex | Beckett | Promoted to active roster | | | Before |
| 7/28/2014 | Tex | Mendez | Signed | | | Before |
| 7/28/2014 | Tex | Ogando | Released | | | Before |
| 7/28/2014 | Tex | Siegrist | Promoted to active roster | | | Before |
| 7/28/2014 | Tor | Johnson,Ke | Demoted to reserve roster | | | Before |
| 7/28/2014 | Tor | Lee,Cl | Promoted to active roster | | | Before |
| 7/28/2014 | Tor | Maholm | Demoted to reserve roster | | | Before |
| 7/28/2014 | Tor | Pierzynski | Demoted to reserve roster | | | Before |
| 7/28/2014 | Tor | Ruiz,C | Promoted to active roster | | | Before |
| 7/28/2014 | Tor | Walters,Z | Promoted to active roster | | | Before |
| 7/31/2014 | ChA | Wright,W | Released | | | Before |
| 7/31/2014 | ChA | Wright,W | Signed | | | Before |
| 7/31/2014 | ChA | Pestano | Acquired via trade | Det | | After |
| 7/31/2014 | ChA | Romero,E | Acquired via trade | Det | | After |
| 7/31/2014 | ChA | Wright,W | Traded away | Det | | After |
| 7/31/2014 | Cle | Anderson,Co | Released | | | Before |
| 7/31/2014 | Cle | Goodwin | Demoted to reserve roster | | | Before |
| 7/31/2014 | Cle | Inciarte | Signed | | | Before |
| 7/31/2014 | Cle | Inciarte | Promoted to active roster | | | Before |
| 7/31/2014 | Cle | Riefenhauser | Signed | | | Before |
| 7/31/2014 | Cle | Riefenhauser | Promoted to active roster | | | Before |
| 7/31/2014 | Cle | Sierra | Released | | | Before |
| 7/31/2014 | Cle | Stripling | Released | | | Before |
| 7/31/2014 | Det | Pestano | Traded away | ChA | | After |
| 7/31/2014 | Det | Romero,E | Traded away | ChA | | After |
| 7/31/2014 | Det | Stauffer | Traded away | Min | | After |
| 7/31/2014 | Det | Wright,W | Acquired via trade | ChA | | After |
| 7/31/2014 | Hou | Breslow | Released | | | Before |
| 7/31/2014 | Hou | Blevins | Traded away | Min | | After |
| 7/31/2014 | Hou | Hammel | Traded away | Min | | After |
| 7/31/2014 | Hou | Roe | Acquired via trade | Cin | | After |
| 7/31/2014 | LAA | Bonifacio,E | Promoted to active roster | | | Before |
| 7/31/2014 | Min | Barnes,M | Demoted to reserve roster | | | Before |
| 7/31/2014 | Min | Stauffer | Promoted to active roster | | | Before |
| 7/31/2014 | Min | Syndergaard | Demoted to reserve roster | | | Before |
| 7/31/2014 | Min | Blevins | Acquired via trade | Hou | | After |
| 7/31/2014 | Min | Hammel | Acquired via trade | Hou | | After |
| 7/31/2014 | Min | Stauffer | Acquired via trade | Det | | After |
| 7/31/2014 | Oak | Cook,R | Promoted to active roster | | | Before |
| 7/31/2014 | Oak | Crawford,B | Promoted to active roster | | | Before |
| 7/31/2014 | Oak | Lobaton | Promoted to active roster | | | Before |
| 7/31/2014 | Oak | Nieuwenhuis | Released | | | Before |
| 7/31/2014 | Oak | Tolleson,Sh | Promoted to active roster | | | Before |
| 7/31/2014 | Oak | Bogaerts | Traded away | SF | | After |
| 7/31/2014 | Oak | Bradley,J | Traded away | SF | | After |
| 7/31/2014 | Oak | Brantley | Acquired via trade | SF | | After |
| 7/31/2014 | Oak | Duffy | Acquired via trade | SF | | After |
| 7/31/2014 | Oak | Dunn,A | Traded away | SF | | After |
| 7/31/2014 | Oak | Hicks,A | Acquired via trade | SF | | After |
| 7/31/2014 | Oak | Kendrick,H | Acquired via trade | SF | | After |
| 7/31/2014 | Tor | Barnes,A | Signed | | | Before |
| 7/31/2014 | Tor | Colabello | Released | | | Before |
| 7/31/2014 | Tor | Johnson,Ke | Released | | | Before |
| 7/31/2014 | Tor | Jones,N | Released | | | Before |
| 7/31/2014 | Tor | Lindstrom | Signed | | | Before |
| 7/31/2014 | Tor | Mercer | Signed | | | Before |
| 7/31/2014 | Tor | Mercer | Promoted to active roster | | | Before |
| 7/31/2014 | Tor | Walters,Z | Demoted to reserve roster | | | Before |
| 7/31/2014 | Tor | Walters,Z | Promoted to active roster | | | Before |
| 8/3/2014 | Det | Axford | Traded away | Ari | | After |
| 8/3/2014 | Det | Carter,C | Traded away | Ari | | After |
| 8/3/2014 | Det | Upton,B | Acquired via trade | Ari | | After |
| 8/3/2014 | Oak | Pagan | Acquired via trade | Cin | | After |
| 8/4/2014 | Bos | Quentin | Demoted to reserve roster | | | Before |
| 8/4/2014 | Bos | Victorino | Demoted to reserve roster | | | Before |
| 8/4/2014 | Det | Goldschmidt | Demoted to reserve roster | | | Before |
| 8/4/2014 | Det | Mujica | Demoted to reserve roster | | | Before |
| 8/4/2014 | Det | Wright,W | Promoted to active roster | | | Before |
| 8/4/2014 | KC | Hart | Demoted to reserve roster | | | Before |
| 8/4/2014 | KC | O'Neill | Promoted to active roster | | | Before |
| 8/4/2014 | NYA | Urrutia | Signed | | | Before |
| 8/4/2014 | Tex | Grossman | Signed | | | Before |
| 8/4/2014 | Tex | Mendez | Released | | | Before |
| 8/4/2014 | Tor | Andriese | Promoted to active roster | | | Before |
| 8/4/2014 | Tor | Lee,Cl | Demoted to reserve roster | | | Before |
| 8/6/2014 | Hou | DeShields | Promoted to active roster | | | Before |
| 8/6/2014 | Hou | Marte,S | Demoted to reserve roster | | | Before |
| 8/7/2014 | Bal | Alvarez,P | Acquired via trade | Det | | After |
| 8/7/2014 | Bal | Brentz | Traded away | Det | | After |
| 8/7/2014 | Bal | Pujols | Traded away | Det | | After |
| 8/7/2014 | Det | Alvarez,P | Traded away | Bal | | After |
| 8/7/2014 | Det | Brentz | Acquired via trade | Bal | | After |
| 8/7/2014 | Det | Pujols | Acquired via trade | Bal | | After |
| 8/7/2014 | NYA | Franco | Traded away | Ari | | After |
| 8/7/2014 | NYA | Warren | Acquired via trade | Ari | | After |
| 8/8/2014 | Bos | Fujikawa | Signed | | | Before |
| 8/8/2014 | Cle | Campos | Signed | | | Before |
| 8/8/2014 | Cle | Galvis | Signed | | | Before |
| 8/8/2014 | Cle | Galvis | Promoted to active roster | | | Before |
| 8/8/2014 | Cle | Jordan | Released | | | Before |
| 8/8/2014 | Det | Brentz | Released | | | Before |
| 8/8/2014 | Det | Pierzynski | Signed | | | Before |
| 8/8/2014 | Hou | Campos | Released | | | Before |
| 8/8/2014 | Hou | Cuthbert | Signed | | | Before |
| 8/8/2014 | KC | Giavotella | Released | | | Before |
| 8/8/2014 | KC | Mitchell,B | Signed | | | Before |
| 8/8/2014 | LAA | Perez,L | Released | | | Before |
| 8/8/2014 | Tor | Maholm | Released | | | Before |
| 8/8/2014 | Tor | Nieuwenhuis | Signed | | | Before |
| 8/8/2014 | Tor | Pierzynski | Released | | | Before |
| 8/8/2014 | Tor | Scribner | Signed | | | Before |
| 8/10/2014 | Hou | Cain,L | Acquired via trade | NYA | | After |
| 8/10/2014 | Hou | Ludwick | Traded away | Tor | | After |
| 8/10/2014 | NYA | Cain,L | Traded away | Hou | | After |
| 8/10/2014 | Tor | Ludwick | Acquired via trade | Hou | | After |
| 8/11/2014 | Bal | Bedard | Demoted to reserve roster | | | Before |
| 8/11/2014 | Bal | Elbert | Promoted to active roster | | | Before |
| 8/11/2014 | Bos | Burns,A | Signed | | | Before |
| 8/11/2014 | Bos | Fujikawa | Promoted to active roster | | | Before |
| 8/11/2014 | Bos | Jackson,E | Demoted to reserve roster | | | Before |
| 8/11/2014 | Bos | Peralta,Jo | Promoted to active roster | | | Before |
| 8/11/2014 | Det | Mujica | Promoted to active roster | | | Before |
| 8/11/2014 | Det | Thatcher | Demoted to reserve roster | | | Before |
| 8/11/2014 | Hou | Beckham,T | Demoted to reserve roster | | | Before |
| 8/11/2014 | Hou | Beckham,T | Promoted to active roster | | | Before |
| 8/11/2014 | Hou | Grimm | Promoted to active roster | | | Before |
| 8/11/2014 | Hou | Hanson,A | Demoted to reserve roster | | | Before |
| 8/11/2014 | Hou | Lee,H | Promoted to active roster | | | Before |
| 8/11/2014 | Hou | Marte,S | Promoted to active roster | | | Before |
| 8/11/2014 | KC | Perez,H | Released | | | Before |
| 8/11/2014 | Oak | Carrera | Signed | | | Before |
| 8/11/2014 | Oak | Oviedo | Released | | | Before |
| 8/11/2014 | Oak | Pagan | Promoted to active roster | | | Before |
| 8/11/2014 | Sea | Montero,R | Promoted to active roster | | | Before |
| 8/11/2014 | Sea | Paxton | Promoted to active roster | | | Before |
| 8/11/2014 | Sea | Rodriguez,E | Demoted to reserve roster | | | Before |
| 8/11/2014 | Tor | Walters,Z | Demoted to reserve roster | | | Before |
| 8/13/2014 | Tex | Beckett | Demoted to reserve roster | | | Before |
| 8/14/2014 | KC | Cain,M | Traded away | StL | | After |
| 8/14/2014 | KC | Ramsey | Acquired via trade | StL | | After |
| 8/14/2014 | KC | Swihart | Acquired via trade | StL | | After |
| 8/15/2014 | Hou | Axford | Signed | | | Before |
| 8/15/2014 | Hou | Scutaro | Released | | | Before |
| 8/15/2014 | Oak | Descalso | Released | | | Before |
| 8/15/2014 | Oak | House | Signed | | | Before |
| 8/15/2014 | Tam | McCann,B | Demoted to reserve roster | | | Before |
| 8/15/2014 | Tam | Urena | Promoted to active roster | | | Before |
| 8/15/2014 | Tex | Mendez | Signed | | | Before |
| 8/15/2014 | Tor | Nieuwenhuis | Released | | | Before |
| 8/15/2014 | Tor | Wada | Signed | | | Before |
| 8/17/2014 | Det | Bourn | Traded away | Ari | | After |
| 8/17/2014 | Tex | Profar | Traded away | SF | | After |
| 8/17/2014 | Tex | Russell,Add | Acquired via trade | SF | | After |
| 8/17/2014 | Tex | Schoop | Traded away | SF | | After |
| 8/18/2014 | Bos | Burns,A | Released | | | Before |
| 8/18/2014 | Bos | Neal | Signed | | | Before |
| 8/18/2014 | Bos | Neal | Promoted to active roster | | | Before |
| 8/18/2014 | ChA | Beckham,G | Demoted to reserve roster | | | Before |
| 8/18/2014 | ChA | Garcia,Av | Promoted to active roster | | | Before |
| 8/18/2014 | ChA | Mejia,A | Demoted to reserve roster | | | Before |
| 8/18/2014 | ChA | Osich | Promoted to active roster | | | Before |
| 8/18/2014 | ChA | Webb,D | Promoted to active roster | | | Before |
| 8/18/2014 | Cle | Galvis | Released | | | Before |
| 8/18/2014 | Cle | Kahnle | Demoted to reserve roster | | | Before |
| 8/18/2014 | Cle | Pimentel,S | Demoted to reserve roster | | | Before |
| 8/18/2014 | Cle | Wieland | Promoted to active roster | | | Before |
| 8/18/2014 | Det | Aoki | Promoted to active roster | | | Before |
| 8/18/2014 | Det | Hughes,P | Demoted to reserve roster | | | Before |
| 8/18/2014 | Det | Hughes,P | Promoted to active roster | | | Before |
| 8/18/2014 | Det | Sanchez,Ani | Demoted to reserve roster | | | Before |
| 8/18/2014 | KC | Arcia | Demoted to reserve roster | | | Before |
| 8/18/2014 | KC | Arcia | Promoted to active roster | | | Before |
| 8/18/2014 | KC | Arcia | Promoted to active roster | | | Before |
| 8/18/2014 | KC | Boxberger | Promoted to active roster | | | Before |
| 8/18/2014 | KC | Ramsey | Demoted to reserve roster | | | Before |
| 8/18/2014 | Min | Lavarnway | Promoted to active roster | | | Before |
| 8/18/2014 | Min | Montgomery,Ma | Demoted to reserve roster | | | Before |
| 8/18/2014 | Min | Montgomery,Ma | Promoted to active roster | | | Before |
| 8/18/2014 | Min | Stilson | Demoted to reserve roster | | | Before |
| 8/18/2014 | Min | Syndergaard | Promoted to active roster | | | Before |
| 8/18/2014 | Min | Wagner | Demoted to reserve roster | | | Before |
| 8/18/2014 | NYA | Alonso | Demoted to reserve roster | | | Before |
| 8/18/2014 | NYA | Downs,S | Demoted to reserve roster | | | Before |
| 8/18/2014 | Tex | Darvish | Demoted to reserve roster | | | Before |
| 8/18/2014 | Tex | Grossman | Promoted to active roster | | | Before |
| 8/18/2014 | Tex | Mendez | Promoted to active roster | | | Before |
| 8/18/2014 | Tex | Ramirez,H | Demoted to reserve roster | | | Before |
| 8/18/2014 | Tor | Andriese | Demoted to reserve roster | | | Before |
| 8/18/2014 | Tor | Lindstrom | Promoted to active roster | | | Before |
| 8/21/2014 | Bal | Bedard | Released | | | Before |
| 8/21/2014 | ChA | Beckham,G | Released | | | Before |
| 8/21/2014 | ChA | Pena,B | Signed | | | Before |
| 8/21/2014 | Cle | Campos | Released | | | Before |
| 8/21/2014 | Cle | Nuno | Signed | | | Before |
| 8/21/2014 | Cle | Nuno | Promoted to active roster | | | Before |
| 8/21/2014 | Tex | Campos | Signed | | | Before |
| 8/22/2014 | Bal | Cashner | Promoted to active roster | | | Before |
| 8/22/2014 | Bal | May | Demoted to reserve roster | | | Before |
| 8/22/2014 | Bal | Phillips,B | Promoted to active roster | | | Before |
| 8/22/2014 | Bal | Solano,D | Demoted to reserve roster | | | Before |
| 8/22/2014 | LAA | Bundy | Demoted to reserve roster | | | Before |
| 8/22/2014 | LAA | Lyles | Promoted to active roster | | | Before |
| 8/22/2014 | Oak | Carrera | Promoted to active roster | | | Before |
| 8/22/2014 | Oak | Lobaton | Demoted to reserve roster | | | Before |
| 8/22/2014 | Oak | Marcum | Promoted to active roster | | | Before |
| 8/22/2014 | Oak | Rondon,H | Demoted to reserve roster | | | Before |
| 8/24/2014 | Bal | Schierholtz | Traded away | Mil | | After |
| 8/24/2014 | ChA | Cosart | Acquired via trade | Mia | | After |
| 8/24/2014 | ChA | Holt | Acquired via trade | Mia | | After |
| 8/24/2014 | ChA | Niese | Traded away | LAN | | After |
| 8/24/2014 | ChA | Peralta,W | Traded away | Mia | | After |
| 8/24/2014 | ChA | Ramirez,Al | Traded away | Mia | | After |
| 8/24/2014 | ChA | Wilkins | Acquired via trade | LAN | | After |
| 8/24/2014 | Hou | Ahmed | Acquired via trade | Was | | After |
| 8/24/2014 | Hou | Brett | Traded away | Was | | After |
| 8/24/2014 | Hou | Santana,Do | Acquired via trade | Was | | After |
| 8/24/2014 | LAA | Broxton,K | Demoted to reserve roster | | | Before |
| 8/24/2014 | LAA | Cole,G | Promoted to active roster | | | Before |
| 8/25/2014 | Bal | Weeks,J | Signed | | | Before |
| 8/25/2014 | ChA | Cosart | Promoted to active roster | | | Before |
| 8/25/2014 | ChA | Hale | Demoted to reserve roster | | | Before |
| 8/25/2014 | ChA | Mejia,A | Promoted to active roster | | | Before |
| 8/25/2014 | ChA | Osich | Released | | | Before |
| 8/25/2014 | ChA | Pena,B | Promoted to active roster | | | Before |
| 8/25/2014 | ChA | Pestano | Promoted to active roster | | | Before |
| 8/25/2014 | ChA | Romero,E | Promoted to active roster | | | Before |
| 8/25/2014 | ChA | Smoak | Demoted to reserve roster | | | Before |
| 8/25/2014 | ChA | Stassi | Demoted to reserve roster | | | Before |
| 8/25/2014 | Cle | Adames | Released | | | Before |
| 8/25/2014 | Cle | Smith,B | Signed | | | Before |
| 8/25/2014 | Det | Gomes,Y | Demoted to reserve roster | | | Before |
| 8/25/2014 | Det | Pierzynski | Promoted to active roster | | | Before |
| 8/25/2014 | Hou | Axford | Promoted to active roster | | | Before |
| 8/25/2014 | Hou | Biddle | Demoted to reserve roster | | | Before |
| 8/25/2014 | Hou | DeShields | Demoted to reserve roster | | | Before |
| 8/25/2014 | Hou | Lee,H | Demoted to reserve roster | | | Before |
| 8/25/2014 | LAA | Beltre,E | Released | | | Before |
| 8/25/2014 | LAA | Law | Signed | | | Before |
| 8/25/2014 | Min | Barnes,M | Promoted to active roster | | | Before |
| 8/25/2014 | Min | Richards | Demoted to reserve roster | | | Before |
| 8/25/2014 | Oak | Heineman | Signed | | | Before |
| 8/25/2014 | Oak | Lobaton | Released | | | Before |
| 8/25/2014 | Tex | Bochy | Signed | | | Before |
| 8/25/2014 | Tor | Andriese | Promoted to active roster | | | Before |
| 8/25/2014 | Tor | Capuano | Demoted to reserve roster | | | Before |
| 8/25/2014 | Tor | Quackenbush | Demoted to reserve roster | | | Before |
| 8/25/2014 | Tor | Quackenbush | Promoted to active roster | | | Before |
| 8/25/2014 | Tor | Scribner | Released | | | Before |
| 8/28/2014 | Bal | Phillips,B | Promoted to active roster | | | Before |
| 8/28/2014 | Bal | Solano,D | Demoted to reserve roster | | | Before |
| 8/28/2014 | Bal | Hechavarria | Acquired via trade | NYA | | After |
| 8/28/2014 | Bal | Marisnick | Acquired via trade | NYA | | After |
| 8/28/2014 | Bal | Miller,B | Traded away | NYA | | After |
| 8/28/2014 | Bal | Solis | Acquired via trade | Hou | | After |
| 8/28/2014 | ChA | Barnhart | Traded away | Det | | After |
| 8/28/2014 | ChA | Holt | Traded away | Det | | After |
| 8/28/2014 | Cle | Perez,E | Signed | | | Before |
| 8/28/2014 | Cle | Perez,E | Promoted to active roster | | | Before |
| 8/28/2014 | Cle | Smith,B | Released | | | Before |
| 8/28/2014 | Cle | Wojciechowski | Signed | | | Before |
| 8/28/2014 | Cle | Wojciechowski | Promoted to active roster | | | Before |
| 8/28/2014 | Det | Aoki | Demoted to reserve roster | | | Before |
| 8/28/2014 | Det | Escobar,Edw | Demoted to reserve roster | | | Before |
| 8/28/2014 | Det | Kendrick,K | Released | | | Before |
| 8/28/2014 | Det | Pierzynski | Demoted to reserve roster | | | Before |
| 8/28/2014 | Det | Barnhart | Acquired via trade | ChA | | After |
| 8/28/2014 | Det | Escobar,Edw | Acquired via trade | Oak | | After |
| 8/28/2014 | Det | Holt | Acquired via trade | ChA | | After |
| 8/28/2014 | Det | Jaso | Traded away | Oak | | After |
| 8/28/2014 | Det | McKenry | Acquired via trade | Oak | | After |
| 8/28/2014 | Det | Oberholtzer | Traded away | Oak | | After |
| 8/28/2014 | Hou | Roe | Released | | | Before |
| 8/28/2014 | Hou | Betancourt,R | Traded away | Pit | | After |
| 8/28/2014 | Hou | Blackmon | Traded away | Pit | | After |
| 8/28/2014 | Hou | Solis | Traded away | Bal | | After |
| 8/28/2014 | Hou | Tropeano | Acquired via trade | Pit | | After |
| 8/28/2014 | NYA | Hechavarria | Traded away | Bal | | After |
| 8/28/2014 | NYA | Marisnick | Traded away | Bal | | After |
| 8/28/2014 | NYA | Miller,B | Acquired via trade | Bal | | After |
| 8/28/2014 | Oak | Doolittle | Demoted to reserve roster | | | Before |
| 8/28/2014 | Oak | Fuld | Signed | | | Before |
| 8/28/2014 | Oak | Fuld | Promoted to active roster | | | Before |
| 8/28/2014 | Oak | Heineman | Promoted to active roster | | | Before |
| 8/28/2014 | Oak | House | Released | | | Before |
| 8/28/2014 | Oak | Mikolas | Signed | | | Before |
| 8/28/2014 | Oak | Rondon,H | Promoted to active roster | | | Before |
| 8/28/2014 | Oak | Diekman | Acquired via trade | Was | | After |
| 8/28/2014 | Oak | Escobar,Edw | Traded away | Det | | After |
| 8/28/2014 | Oak | Jaso | Acquired via trade | Det | | After |
| 8/28/2014 | Oak | Martinez,JD | Traded away | Was | | After |
| 8/28/2014 | Oak | McKenry | Traded away | Det | | After |
| 8/28/2014 | Oak | Oberholtzer | Acquired via trade | Det | | After |
| 8/28/2014 | Oak | Tolleson,Sh | Traded away | Was | | After |
| 8/28/2014 | Tor | Andriese | Demoted to reserve roster | | | Before |
| 8/28/2014 | Tor | Capuano | Promoted to active roster | | | Before |
| 8/31/2014 | ChA | Kahnle | Acquired via trade | Cle | | After |
| 8/31/2014 | ChA | Lindsey | Traded away | Was | | After |
| 8/31/2014 | ChA | Viciedo | Traded away | Cle | | After |
| 8/31/2014 | Cle | Kahnle | Traded away | ChA | | After |
| 8/31/2014 | Cle | Viciedo | Acquired via trade | ChA | | After |
| 8/31/2014 | NYA | Heathcott | Acquired via trade | Was | | After |
| 8/31/2014 | NYA | Warren | Traded away | Was | | After |
| 9/1/2014 | Bos | Barmes | Promoted to active roster | | | Before |
| 9/1/2014 | Bos | Ross,D | Signed | | | Before |
| 9/1/2014 | Bos | Venters | Released | | | Before |
| 9/1/2014 | ChA | Rodriguez,Y | Promoted to active roster | | | Before |
| 9/1/2014 | ChA | Sanchez,C | Promoted to active roster | | | Before |
| 9/1/2014 | ChA | Souza | Promoted to active roster | | | Before |
| 9/1/2014 | ChA | Stassi | Promoted to active roster | | | Before |
| 9/1/2014 | Cle | Avilan | Released | | | Before |
| 9/1/2014 | Cle | Liriano,R | Demoted to reserve roster | | | Before |
| 9/1/2014 | Cle | Tovar | Signed | | | Before |
| 9/1/2014 | Det | Barnhart | Demoted to reserve roster | | | Before |
| 9/1/2014 | Det | Gomes,Y | Promoted to active roster | | | Before |
| 9/1/2014 | Oak | Noesi | Signed | | | Before |
| 9/1/2014 | Sea | Black,V | Demoted to reserve roster | | | Before |
| 9/1/2014 | Tam | Choo | Demoted to reserve roster | | | Before |
| 9/1/2014 | Tam | Matsuzaka | Promoted to active roster | | | Before |
| 9/1/2014 | Tex | Ramirez,H | Promoted to active roster | | | Before |
| 9/1/2014 | Tor | Andriese | Promoted to active roster | | | Before |
| 9/1/2014 | Tor | Barnes,A | Promoted to active roster | | | Before |
| 9/1/2014 | Tor | Blash | Promoted to active roster | | | Before |
| 9/1/2014 | Tor | Casali | Promoted to active roster | | | Before |
| 9/1/2014 | Tor | Walters,Z | Promoted to active roster | | | Before |
| 9/4/2014 | ChA | Danks,Joh | Traded away | SF | | After |
| 9/4/2014 | ChA | Lagares | Traded away | Tex | | After |
| 9/4/2014 | ChA | Smoak | Traded away | SF | | After |
| 9/4/2014 | Det | Pedroia | Traded away | LAN | | After |
| 9/4/2014 | Det | Pollock | Acquired via trade | LAN | | After |
| 9/4/2014 | NYA | Heathcott | Demoted to reserve roster | | | Before |
| 9/4/2014 | Tex | Lagares | Acquired via trade | ChA | | After |
| 9/5/2014 | Bos | Lobstein | Signed | | | Before |
| 9/5/2014 | Bos | Neal | Released | | | Before |
| 9/5/2014 | ChA | Gosselin | Signed | | | Before |
| 9/5/2014 | ChA | House | Signed | | | Before |
| 9/5/2014 | Cle | Liriano,R | Promoted to active roster | | | Before |
| 9/5/2014 | Cle | Pimentel,S | Promoted to active roster | | | Before |
| 9/5/2014 | Det | Pierzynski | Released | | | Before |
| 9/5/2014 | Oak | Carrera | Released | | | Before |
| 9/5/2014 | Tam | Corcino | Promoted to active roster | | | Before |
| 9/5/2014 | Tam | Jungmann | Promoted to active roster | | | Before |
| 9/5/2014 | Tam | McCann,B | Promoted to active roster | | | Before |
| 9/5/2014 | Tam | Spruill | Promoted to active roster | | | Before |
| 9/8/2014 | Bal | Alvarez,P | Demoted to reserve roster | | | Before |
| 9/8/2014 | Bal | Barrett,J | Promoted to active roster | | | Before |
| 9/8/2014 | Bal | Britton,Z | Promoted to active roster | | | Before |
| 9/8/2014 | Bal | Cashner | Promoted to active roster | | | Before |
| 9/8/2014 | Bal | Duke | Promoted to active roster | | | Before |
| 9/8/2014 | Bal | Duvall | Promoted to active roster | | | Before |
| 9/8/2014 | Bal | Paulino,D | Promoted to active roster | | | Before |
| 9/8/2014 | Bal | Solano,D | Released | | | Before |
| 9/8/2014 | Bal | Solis | Demoted to reserve roster | | | Before |
| 9/8/2014 | Bal | Solis | Promoted to active roster | | | Before |
| 9/8/2014 | Bal | Weeks,J | Promoted to active roster | | | Before |
| 9/8/2014 | Bos | Fujikawa | Released | | | Before |
| 9/8/2014 | ChA | Berry,T | Promoted to active roster | | | Before |
| 9/8/2014 | ChA | Conley | Promoted to active roster | | | Before |
| 9/8/2014 | ChA | DeSclafani | Promoted to active roster | | | Before |
| 9/8/2014 | ChA | Gilmartin | Promoted to active roster | | | Before |
| 9/8/2014 | ChA | Gosselin | Promoted to active roster | | | Before |
| 9/8/2014 | ChA | Hale | Promoted to active roster | | | Before |
| 9/8/2014 | ChA | House | Promoted to active roster | | | Before |
| 9/8/2014 | ChA | Kahnle | Promoted to active roster | | | Before |
| 9/8/2014 | Det | Aoki | Promoted to active roster | | | Before |
| 9/8/2014 | Det | Escobar,Edw | Promoted to active roster | | | Before |
| 9/8/2014 | Det | Jennings,De | Demoted to reserve roster | | | Before |
| 9/8/2014 | Det | Pollock | Promoted to active roster | | | Before |
| 9/8/2014 | Det | Shaw | Demoted to reserve roster | | | Before |
| 9/8/2014 | Hou | Beckham,T | Promoted to active roster | | | Before |
| 9/8/2014 | Hou | Cuthbert | Promoted to active roster | | | Before |
| 9/8/2014 | Hou | DeShields | Promoted to active roster | | | Before |
| 9/8/2014 | Hou | Hanson,A | Promoted to active roster | | | Before |
| 9/8/2014 | Hou | Lee,H | Promoted to active roster | | | Before |
| 9/8/2014 | Hou | Stamets | Promoted to active roster | | | Before |
| 9/8/2014 | Hou | Tropeano | Promoted to active roster | | | Before |
| 9/8/2014 | KC | Hart | Promoted to active roster | | | Before |
| 9/8/2014 | Min | Hanigan | Promoted to active roster | | | Before |
| 9/8/2014 | Min | Wacha | Promoted to active roster | | | Before |
| 9/8/2014 | NYA | Cordier | Signed | | | Before |
| 9/8/2014 | NYA | Urrutia | Released | | | Before |
| 9/12/2014 | Bos | Ross,D | Released | | | Before |
| 9/12/2014 | Det | Barnhart | Promoted to active roster | | | Before |
| 9/12/2014 | Det | Jennings,De | Promoted to active roster | | | Before |
| 9/12/2014 | Det | Shaw | Promoted to active roster | | | Before |
| 9/12/2014 | Det | Travis | Promoted to active roster | | | Before |
| 9/12/2014 | Oak | Mayberry | Signed | | | Before |
| 9/12/2014 | Oak | Mayberry | Demoted to reserve roster | | | Before |
| 9/12/2014 | Oak | Mikolas | Released | | | Before |
| 9/12/2014 | Oak | Sanchez,H | Released | | | Before |
| 9/12/2014 | Sea | Baez,P | Signed | | | Before |
| 9/12/2014 | Sea | Rodriguez,R | Released | | | Before |
| 9/13/2014 | Det | Hughes,P | Promoted to active roster | | | Before |
| 9/13/2014 | Det | Suarez | Promoted to active roster | | | Before |
| 9/15/2014 | Det | Thatcher | Promoted to active roster | | | Before |
| 9/15/2014 | Det | Travis | Demoted to reserve roster | | | Before |
| 9/15/2014 | LAA | Font | Released | | | Before |
| 9/15/2014 | LAA | Paredes | Signed | | | Before |
| 9/15/2014 | Oak | Chafin | Promoted to active roster | | | Before |
| 9/15/2014 | Oak | Doolittle | Promoted to active roster | | | Before |
| 9/15/2014 | Oak | Flores,K | Promoted to active roster | | | Before |
| 9/15/2014 | Oak | Mayberry | Promoted to active roster | | | Before |
| 9/15/2014 | Oak | Oberholtzer | Promoted to active roster | | | Before |
| 9/15/2014 | Oak | Stanton | Demoted to reserve roster | | | Before |
| 9/15/2014 | Oak | Wang,W | Promoted to active roster | | | Before |
| 9/15/2014 | Sea | Black,V | Demoted to reserve roster | | | Before |
| 9/15/2014 | Sea | Black,V | Promoted to active roster | | | Before |
| 9/15/2014 | Sea | Crick | Demoted to reserve roster | | | Before |
| 9/15/2014 | Sea | Dietrich | Promoted to active roster | | | Before |
| 9/15/2014 | Sea | McAllister | Promoted to active roster | | | Before |
| 9/15/2014 | Sea | Rodriguez,E | Promoted to active roster | | | Before |
| 9/15/2014 | Tor | Fiers | Promoted to active roster | | | Before |
| 9/15/2014 | Tor | Keuchel | Promoted to active roster | | | Before |
| 9/15/2014 | Tor | Liberatore | Promoted to active roster | | | Before |
| 9/15/2014 | Tor | Wada | Promoted to active roster | | | Before |
| 9/18/2014 | Bos | Hawkins | Signed | | | Before |
| 9/18/2014 | Bos | Lobstein | Released | | | Before |
| 9/18/2014 | Cle | Colon,C | Signed | | | Before |
| 9/18/2014 | Cle | Hassan | Released | | | Before |
| 9/18/2014 | LAA | Jackson,B | Released | | | Before |
| 9/22/2014 | Bos | Hawkins | Promoted to active roster | | | Before |
| 9/22/2014 | Bos | Zimmerman | Promoted to active roster | | | Before |
| 9/22/2014 | ChA | Berry,T | Released | | | Before |
| 9/22/2014 | ChA | Rosales | Signed | | | Before |
| 9/22/2014 | ChA | Wilson,T | Signed | | | Before |
| 9/26/2014 | Det | Cobb | Demoted to reserve roster | | | Before |
| 9/26/2014 | Det | Lester | Demoted to reserve roster | | | Before |
| 9/26/2014 | Min | Montgomery,Mi | Signed | | | Before |
| 9/26/2014 | Tex | Cabrera,Mi | Demoted to reserve roster | | | Before |
| 9/26/2014 | Tex | Cabrera,Mi | Promoted to active roster | | | Before |
| 9/26/2014 | Tex | Gonzalez,Er | Promoted to active roster | | | Before |
| 9/26/2014 | Tex | Romo | Demoted to reserve roster | | | Before |
| 9/26/2014 | Tex | Shields | Demoted to reserve roster | | | Before |
| 9/26/2014 | Tex | Ventura | Demoted to reserve roster | | | Before |
| 9/26/2014 | Tex | Wood,T | Demoted to reserve roster | | | Before |
| 9/26/2014 | Tor | Chen,W | Demoted to reserve roster | | | Before |
| 9/26/2014 | Tor | Gonzalez,MAng | Demoted to reserve roster | | | Before |
| 9/26/2014 | Tor | Minor | Demoted to reserve roster | | | Before |
| 9/26/2014 | Tor | Thornton,M | Demoted to reserve roster | | | Before |
| 9/26/2014 | Tor | Uehara | Demoted to reserve roster | | | Before |
| 9/28/2014 | Bal | Cashner | Demoted to reserve roster | | | Before |
| 9/28/2014 | Bal | Davis,C | Demoted to reserve roster | | | Before |
| 9/28/2014 | Bal | May | Promoted to active roster | | | Before |
