GM: Jack Zduriencik (since 2009)
| Player | Age | Service | G | fWAR | Salary $M | Surplus $M |
|---|---|---|---|---|---|---|
| Félix Hernández | 28 | FA-elig | 34 | 5.6 | 22.9 | -6.5 |
| Robinson Canó | 31 | FA-elig | 157 | 5.6 | 24.0 | -7.7 |
| Kyle Seager | 26 | arb | 159 | 5.2 | 0.5 | +14.5 |
| Mike Zunino | 23 | pre-arb | 131 | 4.0 | 0.5 | +11.1 |
| Hisashi Iwakuma | 33 | pre-arb | 28 | 2.8 | 6.5 | +1.7 |
| Michael Saunders | 27 | arb | 78 | 1.9 | 2.3 | +3.2 |
| Dustin Ackley | 26 | arb | 143 | 1.3 | 1.7 | +1.9 |
| Brad Miller | 24 | pre-arb | 123 | 1.2 | 0.5 | +3.1 |
| James Paxton | 25 | pre-arb | 13 | 1.1 | 0.5 | +2.7 |
| Fernando Rodney | 37 | FA-elig | 69 | 1.0 | 7.0 | -4.0 |
| Roenis Elías | 25 | – | 29 | 1.0 | 0.5 | +2.5 |
| Chris Taylor | 23 | – | 47 | 1.0 | 0.2 | +2.7 |
| Logan Morrison | 26 | arb | 99 | 0.8 | 1.8 | +0.5 |
| Danny Farquhar | 27 | arb | 67 | 0.8 | 0.5 | +1.8 |
| Dominic Leone | 22 | – | 57 | 0.6 | 0.5 | +1.3 |
| Brandon Maurer | 23 | pre-arb | 38 | 0.6 | 0.5 | +1.2 |
| Charlie Furbush | 28 | arb | 67 | 0.6 | 0.8 | +0.9 |
| Taijuan Walker | 21 | pre-arb | 8 | 0.3 | 0.5 | +0.4 |
| Yoervis Medina | 25 | pre-arb | 66 | 0.2 | 0.5 | +0.1 |
| Carson Smith | 24 | – | 9 | 0.2 | 0.1 | +0.4 |
| Jesús Sucre | 26 | pre-arb | 21 | 0.1 | 0.2 | +0.2 |
| Willie Bloomquist | 36 | FA-elig | 47 | 0.1 | 2.8 | -2.4 |
| Tom Wilhelmsen | 30 | arb | 57 | 0.1 | 0.5 | -0.2 |
| Endy Chavez | 36 | FA-elig | 80 | 0.1 | 0.3 | -0.1 |
| Abraham Almonte↔ SDP | 25 | – | 27 | 0.0 | 0.2 | -0.0 |
| Stephen Pryor | 24 | – | 1 | -0.0 | 0.3 | -0.4 |
| Chris Young | 35 | FA-elig | 30 | -0.0 | 1.2 | -1.3 |
| Jesus Montero | 24 | – | 6 | -0.0 | – | – |
| Humberto Quintero | 34 | – | 3 | -0.0 | – | – |
| Nick Franklin↔ TBR | 23 | pre-arb | 17 | -0.1 | 0.3 | -0.5 |
| Hector Noesí↔ CHW | 27 | arb | 2 | -0.1 | 0.0 | -0.3 |
| Cole Gillespie↔ TOR | 30 | – | 34 | -0.2 | 0.5 | -0.9 |
| Justin Smoak | 27 | arb | 80 | -0.2 | 2.6 | -3.1 |
| Blake Beavan | 25 | arb | 1 | -0.2 | 0.5 | -1.1 |
| Joe Beimel | 37 | FA-elig | 56 | -0.2 | 0.8 | -1.5 |
| James Jones | 25 | – | 108 | -0.3 | 0.4 | -1.1 |
| Chris Denorfia↔ SDP | 33 | FA-elig | 32 | -0.3 | 0.6 | -1.5 |
| Lucas Luetge | 27 | pre-arb | 12 | -0.3 | 0.5 | -1.4 |
| John Buck↔ ANA | 33 | FA-elig | 27 | -0.4 | 0.8 | -2.0 |
| Austin Jackson↔ DET | 27 | arb | 54 | -0.6 | 2.1 | -3.8 |
| Erasmo Ramírez | 24 | pre-arb | 17 | -0.6 | 0.5 | -2.2 |
| Kendrys Morales↔ MIN | 31 | FA-elig | 59 | -0.6 | 4.5 | -6.2 |
| Corey Hart | 32 | FA-elig | 68 | -0.9 | 6.0 | -8.7 |
| Stefen Romero | 25 | – | 72 | -1.2 | 0.4 | -3.8 |
44 players appeared (WAR is complete); salary & surplus are on record for 42 of them (95%). 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 |