GM: Hal Keller (since 1984)
| Player | Age | Service | G | fWAR | Salary $M | Surplus $M |
|---|---|---|---|---|---|---|
| Mike Moore | 25 | arb | 35 | 5.9 | 0.2 | +1.3 |
| Phil Bradley | 26 | pre-arb | 159 | 4.8 | 0.1 | +1.1 |
| Matt Young | 26 | pre-arb | 37 | 3.5 | 0.2 | +0.7 |
| Alvin Davis | 24 | pre-arb | 155 | 3.1 | 0.2 | +0.6 |
| Jim Presley | 23 | pre-arb | 155 | 2.9 | 0.1 | +0.7 |
| Jack Perconte | 30 | arb | 125 | 2.1 | 0.2 | +0.4 |
| Bill Swift | 23 | – | 23 | 1.9 | – | – |
| Spike Owen | 24 | pre-arb | 118 | 1.7 | 0.1 | +0.3 |
| Ivan Calderon | 23 | – | 67 | 1.6 | – | – |
| Karl Best | 26 | – | 15 | 1.3 | – | – |
| Gorman Thomas | 34 | FA-elig | 135 | 1.2 | 0.7 | -0.4 |
| Bob Kearney | 28 | FA-elig | 108 | 1.0 | 0.2 | +0.1 |
| Al Cowens | 33 | FA-elig | 122 | 0.9 | 0.4 | -0.2 |
| Roy Thomas | 32 | – | 40 | 0.7 | – | – |
| Danny Tartabull | 22 | – | 19 | 0.7 | – | – |
| Jim Beattie | 30 | FA-elig | 18 | 0.6 | 0.5 | -0.3 |
| Ken Phelps | 30 | arb | 61 | 0.5 | 0.2 | -0.0 |
| Ed Vande Berg | 26 | arb | 76 | 0.5 | 0.3 | -0.2 |
| Brian Snyder | 27 | – | 15 | 0.5 | – | – |
| Dave Henderson | 26 | arb | 139 | 0.5 | 0.3 | -0.2 |
| Paul Mirabella | 31 | – | 10 | 0.3 | – | – |
| Darnell Coles | 23 | – | 27 | 0.2 | – | – |
| Ed Nunez | 22 | arb | 70 | 0.1 | 0.1 | -0.1 |
| Frank Wills | 26 | – | 24 | 0.1 | – | – |
| Jack Lazorko | 29 | – | 15 | 0.0 | – | – |
| Dave Geisel | 30 | – | 12 | -0.0 | – | – |
| Dave Tobik | 32 | – | 8 | -0.0 | – | – |
| Ricky Nelson | 26 | – | 6 | -0.0 | – | – |
| Jim Lewis | 29 | – | 2 | -0.1 | – | – |
| Al Chambers | 24 | – | 4 | -0.1 | – | – |
| Salome Barojas | 28 | – | 17 | -0.1 | – | – |
| Bill Wilkinson | 20 | – | 2 | -0.2 | – | – |
| Bob Long | 30 | – | 28 | -0.2 | – | – |
| Donnie Scott | 23 | – | 80 | -0.2 | – | – |
| Mike Morgan | 25 | – | 2 | -0.2 | – | – |
| Mike Stanton↔ CHW | 32 | – | 24 | -0.4 | – | – |
| Barry Bonnell | 31 | FA-elig | 48 | -0.4 | 0.4 | -0.5 |
| Harold Reynolds | 24 | – | 67 | -0.4 | – | – |
| Mark Langston | 24 | pre-arb | 24 | -0.7 | 0.2 | -0.3 |
| John Moses | 27 | – | 33 | -0.8 | – | – |
| Dave Valle | 24 | – | 31 | -1.0 | – | – |
| Domingo Ramos | 27 | – | 75 | -1.3 | – | – |
42 players appeared (WAR is complete); salary & surplus are on record for 17 of them (40%). 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 |