GM: Woody Woodward (since 1989)
| Player | Age | Service | G | fWAR | Salary $M | Surplus $M |
|---|---|---|---|---|---|---|
| Erik Hanson | 25 | pre-arb | 33 | 6.6 | 0.1 | +2.8 |
| Edgar Martinez | 27 | arb | 144 | 5.5 | 0.1 | +2.3 |
| Ken Griffey Jr. | 20 | pre-arb | 155 | 5.0 | 0.2 | +2.0 |
| Harold Reynolds | 29 | FA-elig | 160 | 3.9 | 1.0 | +0.8 |
| Matt Young | 31 | FA-elig | 34 | 3.7 | 0.6 | +1.0 |
| Alvin Davis | 29 | FA-elig | 140 | 2.7 | 1.5 | -0.3 |
| Brian Holman | 25 | pre-arb | 28 | 2.7 | 0.2 | +1.0 |
| Bill Swift | 28 | arb | 55 | 2.6 | 0.4 | +0.8 |
| Randy Johnson | 26 | pre-arb | 33 | 2.0 | 0.1 | +0.7 |
| Omar Vizquel | 23 | pre-arb | 81 | 1.5 | 0.1 | +0.5 |
| Ken Griffey Sr.↔ CIN | 40 | FA-elig | 21 | 0.9 | 0.2 | +0.2 |
| Keith Comstock | 34 | FA-elig | 60 | 0.8 | 0.1 | +0.3 |
| Rich DeLucia | 25 | – | 5 | 0.8 | – | – |
| Mike Schooler | 27 | pre-arb | 49 | 0.8 | 0.3 | +0.1 |
| Brian Giles | 30 | – | 45 | 0.8 | – | – |
| Greg Briley | 25 | pre-arb | 125 | 0.7 | 0.1 | +0.2 |
| Dave Valle | 29 | FA-elig | 107 | 0.7 | 0.5 | -0.2 |
| Henry Cotto | 29 | FA-elig | 127 | 0.5 | 0.4 | -0.2 |
| Tracy Jones↔ DET | 29 | arb | 25 | 0.5 | 0.1 | +0.1 |
| Matt Sinatro | 30 | FA-elig | 30 | 0.5 | 0.1 | +0.1 |
| Russ Swan↔ SFG | 26 | pre-arb | 11 | 0.4 | 0.1 | +0.1 |
| Jay Buhner | 25 | arb | 51 | 0.4 | 0.2 | -0.0 |
| Pete O'Brien | 32 | FA-elig | 108 | 0.2 | 1.2 | -1.1 |
| Mike Jackson | 25 | arb | 63 | 0.1 | 0.4 | -0.4 |
| Dave Burba | 23 | pre-arb | 6 | 0.1 | 0.1 | -0.1 |
| Scott Bankhead | 26 | arb | 4 | 0.0 | 0.8 | -0.7 |
| Mike Brumley | 27 | – | 62 | 0.0 | – | – |
| Mike Gardiner | 24 | – | 5 | 0.0 | – | – |
| Scott Medvin | 28 | – | 5 | -0.0 | – | – |
| Dennis Powell↔ MIL | 26 | arb | 2 | -0.0 | 0.0 | -0.0 |
| Dave Cochrane | 27 | arb | 15 | -0.0 | 0.1 | -0.1 |
| Jeff Schaefer | 30 | pre-arb | 55 | -0.1 | 0.1 | -0.1 |
| Jerry Reed↔ BOS | 34 | FA-elig | 4 | -0.1 | 0.0 | -0.1 |
| Jose Melendez | 24 | – | 3 | -0.1 | – | – |
| Bryan Clark | 33 | – | 12 | -0.1 | – | – |
| Vance Lovelace | 26 | – | 5 | -0.1 | – | – |
| Tino Martinez | 22 | pre-arb | 24 | -0.2 | 0.1 | -0.2 |
| Brent Knackert | 20 | pre-arb | 24 | -0.2 | 0.1 | -0.2 |
| Gene Harris | 25 | pre-arb | 25 | -0.2 | 0.1 | -0.2 |
| Gary Eave | 26 | – | 8 | -0.3 | – | – |
| Darnell Coles↔ DET | 28 | FA-elig | 37 | -0.6 | 0.3 | -0.5 |
| Scott Bradley | 30 | FA-elig | 101 | -0.9 | 0.5 | -0.8 |
| Jeffrey Leonard | 34 | FA-elig | 134 | -1.3 | 0.8 | -1.4 |
43 players appeared (WAR is complete); salary & surplus are on record for 34 of them (79%). 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 |