GM: Bill Bavasi (since 2004)
| Player | Age | Service | G | fWAR | Salary $M | Surplus $M |
|---|---|---|---|---|---|---|
| Richie Sexson | 30 | FA-elig | 156 | 4.0 | 6.0 | +1.5 |
| Ichiro Suzuki | 31 | arb | 162 | 3.6 | 12.5 | -5.8 |
| Jamie Moyer | 42 | FA-elig | 32 | 2.5 | 8.0 | -3.3 |
| Jeremy Reed | 24 | pre-arb | 141 | 2.5 | 0.3 | +4.3 |
| Adrian Beltré | 26 | FA-elig | 156 | 2.4 | 11.4 | -6.8 |
| Félix Hernández | 19 | – | 12 | 2.3 | – | – |
| Raul Ibanez | 33 | FA-elig | 162 | 2.1 | 4.4 | -0.5 |
| Joel Pineiro | 26 | arb | 30 | 1.7 | 4.7 | -1.5 |
| Randy Winn↔ SFG | 31 | FA-elig | 102 | 1.4 | 2.4 | +0.3 |
| Ryan Franklin | 32 | FA-elig | 32 | 0.9 | 2.6 | -0.9 |
| Eddie Guardado | 34 | FA-elig | 58 | 0.8 | 6.0 | -4.6 |
| Gil Meche | 26 | FA-elig | 29 | 0.6 | 2.5 | -1.5 |
| Yuniesky Betancourt | 23 | – | 60 | 0.5 | – | – |
| Ron Villone↔ MIA | 35 | FA-elig | 52 | 0.4 | 1.3 | -0.4 |
| René Rivera | 21 | – | 16 | 0.4 | – | – |
| Chris Snelling | 23 | arb | 15 | 0.4 | 0.3 | +0.4 |
| Willie Bloomquist | 27 | arb | 82 | 0.4 | 0.4 | +0.3 |
| Shigetoshi Hasegawa | 36 | FA-elig | 46 | 0.4 | 3.2 | -2.6 |
| Julio Mateo | 27 | arb | 55 | 0.3 | 0.4 | +0.1 |
| Rafael Soriano | 25 | arb | 7 | 0.2 | 0.3 | +0.1 |
| Jose Lopez | 21 | – | 54 | 0.2 | – | – |
| George Sherrill | 28 | – | 29 | 0.2 | – | – |
| Jamal Strong | 26 | – | 16 | 0.2 | – | – |
| Wiki Gonzalez | 31 | – | 14 | 0.2 | – | – |
| Yorvit Torrealba↔ SFG | 26 | arb | 42 | 0.1 | 0.4 | -0.1 |
| Scott Atchison | 29 | pre-arb | 6 | 0.1 | 0.3 | -0.2 |
| Jeff Nelson | 38 | FA-elig | 49 | 0.1 | 0.4 | -0.3 |
| Michael Morse | 23 | – | 72 | 0.1 | – | – |
| Miguel Ojeda↔ SDP | 30 | pre-arb | 16 | 0.1 | 0.1 | +0.0 |
| Ramon Santiago | 25 | – | 8 | 0.1 | – | – |
| Jorge Campillo | 26 | – | 2 | 0.0 | – | – |
| Aaron Sele | 35 | FA-elig | 21 | 0.0 | 0.7 | -0.6 |
| Clint Nageotte | 24 | – | 3 | 0.0 | – | – |
| Bobby Madritsch | 29 | pre-arb | 1 | -0.0 | 0.3 | -0.4 |
| Masao Kida | 36 | – | 1 | -0.1 | – | – |
| J.J. Putz | 28 | pre-arb | 64 | -0.1 | 0.4 | -0.6 |
| Jeff Harris | 30 | – | 11 | -0.2 | – | – |
| Dan Wilson | 36 | FA-elig | 11 | -0.2 | 1.8 | -2.2 |
| Shin-Soo Choo | 22 | – | 10 | -0.2 | – | – |
| Wilson Valdez↔ SDP | 27 | pre-arb | 42 | -0.3 | 0.3 | -0.7 |
| Dave Hansen | 36 | – | 60 | -0.3 | – | – |
| Jaime Bubela | 27 | – | 11 | -0.5 | – | – |
| Greg Dobbs | 26 | pre-arb | 59 | -0.5 | 0.3 | -1.3 |
| Bret Boone↔ MIN | 36 | FA-elig | 74 | -0.5 | 7.6 | -8.5 |
| Pat Borders | 42 | – | 39 | -0.5 | – | – |
| Scott Spiezio | 32 | FA-elig | 29 | -0.8 | 3.2 | -4.7 |
| Matt Thornton | 28 | pre-arb | 55 | -0.9 | 0.3 | -2.1 |
| Miguel Olivo↔ SDP | 26 | arb | 54 | -1.0 | 0.2 | -2.1 |
48 players appeared (WAR is complete); salary & surplus are on record for 31 of them (65%). Players without a salary show "–" — no single historical salary source is fully complete (especially 2020–2022).
WAR = FanGraphs (fWAR). Green = produced more value than paid (bargain); red = paid more than produced. Service: pre-arb (<3 yr) / arb (3–6) / FA-eligible (6+). Click headers to sort.
| Player | Year | WAR for SEA |
|---|---|---|
| Jamie Moyer | 1996 | 28.0 |
| Mike Cameron | 2000 | 19.8 |
| J. P. Crawford | 2018 | 17.8 |
| Freddy García | 1998 | 15.6 |
| Franklin Gutiérrez | 2008 | 13.4 |
| Mitch Haniger | 2016 | 11.1 |
| Marco Gonzales | 2017 | 10.1 |
| Luis Castillo | 2022 | 8.7 |
| Player | Year traded | WAR elsewhere |
|---|---|---|
| Adam Jones | 2008 | 29.6 |
| Jason Varitek | 1997 | 21.2 |
| Shin-Soo Choo | 2006 | 19.2 |
| Mike Hampton | 1993 | 19.2 |
| Carlos Guillén | 2004 | 18.3 |
| Derek Lowe | 1997 | 18.0 |
| Freddy Peralta | 2015 | 17.3 |
| Chris Taylor | 2016 | 16.9 |