Team fielding -- 2026 Seattle Mariners
Regular season -- as of 4/16/2026
| Primary |
| Pos | S | Name | G | GS | INN | PO | A | E | DP | TC | PCT | PB | SB | CS | SB% | PK |
| p | | Shane McClanahan | 4 | 4 | 23.2 | 3 | 6 | 0 | 0 | 9 | 1.000 | | 3 | 1 | .750 | 1 |
| | | Mike Burrows | 4 | 4 | 22.0 | 1 | 4 | 2 | 1 | 7 | .714 | | 2 | 1 | .667 | 1 |
| | | Jose Ferrer | 9 | 0 | 13.1 | 2 | 3 | 0 | 1 | 5 | 1.000 | | 1 | 1 | .500 | 0 |
| | | George Kirby | 4 | 4 | 26.0 | 1 | 2 | 0 | 0 | 3 | 1.000 | | 6 | 1 | .857 | 2 |
| | | Daniel Palencia | 6 | 0 | 7.0 | 2 | 0 | 0 | 0 | 2 | 1.000 | | 2 | 0 | 1.000 | 0 |
| | | Mick Abel | 3 | 0 | 4.2 | 0 | 0 | 1 | 0 | 1 | .000 | | 0 | 0 | .000 | 0 |
| | | Ben Brown | 4 | 4 | 26.0 | 1 | 0 | 0 | 0 | 1 | 1.000 | | 2 | 1 | .667 | 0 |
| | | Tyler Glasnow | 4 | 4 | 19.1 | 0 | 1 | 0 | 0 | 1 | 1.000 | | 9 | 1 | .900 | 0 |
| | | Andres Munoz | 8 | 0 | 11.0 | 1 | 0 | 0 | 0 | 1 | 1.000 | | 0 | 0 | .000 | 0 |
| | | Bryan Abreu | 6 | 0 | 7.2 | 0 | 0 | 0 | 0 | 0 | .000 | | 0 | 0 | .000 | 0 |
| | | Aaron Ashby | 6 | 0 | 6.0 | 0 | 0 | 0 | 0 | 0 | .000 | | 1 | 1 | .500 | 0 |
| | | Jhoan Duran | 5 | 0 | 6.1 | 0 | 0 | 0 | 0 | 0 | .000 | | 1 | 1 | .500 | 0 |
| | | Abner Uribe | 2 | 0 | 5.0 | 0 | 0 | 0 | 0 | 0 | .000 | | 0 | 0 | .000 | 0 |
| | | Total | 65 | 20 | 178.0 | 11 | 16 | 3 | 2 | 30 | .900 | | 27 | 8 | .771 | 4 |
| | | | | | | | | | | | | | | | | |
| c | f | Adley Rutschman | 10 | 10 | 90.0 | 90 | 8 | 0 | 0 | 98 | 1.000 | 0 | 10 | 6 | .625 | 0 |
| | | Francisco Alvarez | 6 | 6 | 54.0 | 47 | 1 | 2 | 0 | 50 | .960 | 1 | 9 | 1 | .900 | 0 |
| | | Samuel Basallo | 4 | 4 | 34.0 | 40 | 4 | 1 | 2 | 45 | .978 | 3 | 8 | 1 | .889 | 0 |
| | | Total | 20 | 20 | 178.0 | 177 | 13 | 3 | 2 | 193 | .984 | 4 | 27 | 8 | .771 | 0 |
| | | | | | | | | | | | | | | | | |
| 1b | | Mark Vientos | 20 | 20 | 178.0 | 191 | 18 | 0 | 17 | 209 | 1.000 | | | | | |
| | | Total | 20 | 20 | 178.0 | 191 | 18 | 0 | 17 | 209 | 1.000 | | | | | |
| | | | | | | | | | | | | | | | | |
| 2b | | Marcelo Mayer | 18 | 14 | 125.0 | 19 | 54 | 1 | 10 | 74 | .986 | | | | | |
| | | Jeremiah Jackson | 8 | 6 | 52.0 | 10 | 23 | 0 | 3 | 33 | 1.000 | | | | | |
| | | Spencer Horwitz | 1 | 0 | 1.0 | 0 | 0 | 0 | 0 | 0 | .000 | | | | | |
| | | Total | 27 | 20 | 178.0 | 29 | 77 | 1 | 13 | 107 | .991 | | | | | |
| | | | | | | | | | | | | | | | | |
| 3b | f | Royce Lewis | 16 | 16 | 144.0 | 7 | 35 | 0 | 4 | 42 | 1.000 | | | | | |
| | | Jeremiah Jackson | 4 | 4 | 34.0 | 1 | 5 | 0 | 0 | 6 | 1.000 | | | | | |
| | | Total | 20 | 20 | 178.0 | 8 | 40 | 0 | 4 | 48 | 1.000 | | | | | |
| | | | | | | | | | | | | | | | | |
| ss | | Ezequiel Tovar | 20 | 20 | 177.0 | 28 | 63 | 0 | 11 | 91 | 1.000 | | | | | |
| | | Jeremiah Jackson | 1 | 0 | 1.0 | 0 | 1 | 0 | 0 | 1 | 1.000 | | | | | |
| | | Total | 21 | 20 | 178.0 | 28 | 64 | 0 | 11 | 92 | 1.000 | | | | | |
| | | | | | | | | | | | | | | | | |
| lf | | Spencer Horwitz | 20 | 20 | 177.0 | 34 | 0 | 0 | 0 | 34 | 1.000 | | | | | |
| | | Harrison Bader | 1 | 0 | 1.0 | 0 | 0 | 0 | 0 | 0 | .000 | | | | | |
| | | Total | 21 | 20 | 178.0 | 34 | 0 | 0 | 0 | 34 | 1.000 | | | | | |
| | | | | | | | | | | | | | | | | |
| cf | | Oneil Cruz | 14 | 14 | 116.0 | 21 | 2 | 1 | 0 | 24 | .958 | | | | | |
| | | Harrison Bader | 10 | 6 | 61.0 | 10 | 0 | 1 | 0 | 11 | .909 | | | | | |
| | | Evan Carter | 1 | 0 | 1.0 | 0 | 0 | 0 | 0 | 0 | .000 | | | | | |
| | | Total | 25 | 20 | 178.0 | 31 | 2 | 2 | 0 | 35 | .943 | | | | | |
| | | | | | | | | | | | | | | | | |
| rf | | Corbin Carroll | 20 | 20 | 178.0 | 25 | 0 | 0 | 0 | 25 | 1.000 | | | | | |
| | | Total | 20 | 20 | 178.0 | 25 | 0 | 0 | 0 | 25 | 1.000 | | | | | |
| | | | | | | | | | | | | | | | | |
| | | Total | 20 | 20 | 178.0 | 534 | 230 | 9 | 18 | 773 | .988 | 4 | | | | |