GM: Woody Woodward (since 1989)
| Player | Age | Service | G | fWAR | Salary $M | Surplus $M |
|---|---|---|---|---|---|---|
| Randy Johnson | 31 | FA-elig | 30 | 9.5 | 4.7 | +4.4 |
| Edgar Martinez | 32 | FA-elig | 145 | 7.0 | 3.6 | +3.2 |
| Tino Martinez | 27 | arb | 141 | 4.5 | 1.0 | +3.3 |
| Ken Griffey Jr. | 25 | FA-elig | 72 | 3.3 | 7.6 | -4.4 |
| Jay Buhner | 30 | FA-elig | 126 | 2.6 | 4.1 | -1.6 |
| Dan Wilson | 26 | arb | 119 | 2.6 | 0.2 | +2.3 |
| Jeff Nelson | 28 | arb | 62 | 2.2 | 0.3 | +1.9 |
| Chris Bosio | 32 | FA-elig | 31 | 2.0 | 4.2 | -2.4 |
| Norm Charlton↔ PHI | 32 | FA-elig | 30 | 1.9 | 0.3 | +1.6 |
| Mike Blowers | 30 | FA-elig | 134 | 1.8 | 0.7 | +1.1 |
| Tim Belcher | 33 | FA-elig | 28 | 1.7 | 0.6 | +1.1 |
| Luis Sojo | 30 | arb | 102 | 1.5 | 0.4 | +1.0 |
| Bill Risley | 28 | arb | 45 | 1.3 | 0.1 | +1.1 |
| Darren Bragg | 25 | pre-arb | 52 | 1.0 | 0.1 | +0.8 |
| Bobby Ayala | 25 | arb | 63 | 0.8 | 0.2 | +0.5 |
| Rich Amaral | 33 | arb | 90 | 0.7 | 0.2 | +0.4 |
| Andy Benes↔ SDP | 27 | FA-elig | 12 | 0.6 | 1.3 | -0.7 |
| Doug Strange | 31 | FA-elig | 74 | 0.6 | 0.2 | +0.3 |
| Tim Davis | 24 | pre-arb | 5 | 0.3 | 0.1 | +0.1 |
| Vince Coleman↔ KCR | 33 | FA-elig | 40 | 0.2 | 0.1 | +0.1 |
| Bill Krueger↔ SDP | 37 | – | 6 | 0.2 | – | – |
| Warren Newson↔ CHW | 30 | arb | 33 | 0.2 | 0.1 | +0.1 |
| Steve Frey↔ PHI | 31 | FA-elig | 13 | 0.2 | 0.4 | -0.2 |
| Bob Wolcott | 21 | – | 7 | 0.2 | – | – |
| Marc Newfield↔ SDP | 22 | pre-arb | 24 | 0.1 | 0.1 | +0.0 |
| Salomon Torres↔ SFG | 23 | pre-arb | 16 | 0.1 | 0.1 | -0.0 |
| Kevin King | 26 | – | 2 | 0.1 | – | – |
| Jim Mecir | 25 | – | 2 | 0.0 | – | – |
| Gary Thurman | 30 | FA-elig | 13 | 0.0 | 0.2 | -0.2 |
| Scott Davison | 24 | – | 3 | -0.0 | – | – |
| Lee Guetterman | 36 | – | 23 | -0.0 | – | – |
| Arquimedez Pozo | 21 | – | 1 | -0.0 | – | – |
| John Cummings↔ LAD | 26 | pre-arb | 4 | -0.0 | 0.0 | -0.0 |
| Jim Converse↔ KCR | 23 | pre-arb | 6 | -0.1 | 0.0 | -0.1 |
| Chad Kreuter | 30 | FA-elig | 26 | -0.1 | 0.6 | -0.6 |
| Tim Harikkala | 23 | – | 1 | -0.2 | – | – |
| Joey Cora | 30 | FA-elig | 120 | -0.2 | 0.4 | -0.6 |
| Greg Pirkl | 24 | pre-arb | 10 | -0.2 | 0.1 | -0.3 |
| Chris Widger | 24 | pre-arb | 23 | -0.2 | 0.1 | -0.3 |
| Alex Rodriguez | 19 | pre-arb | 48 | -0.3 | 0.4 | -0.7 |
| Bob Wells | 28 | pre-arb | 30 | -0.4 | 0.1 | -0.5 |
| Alex Diaz | 26 | arb | 103 | -0.6 | 0.2 | -0.8 |
| Rafael Carmona | 23 | pre-arb | 15 | -0.7 | 0.1 | -0.7 |
| Ron Villone↔ SDP | 25 | pre-arb | 19 | -0.7 | 0.1 | -0.7 |
| Dave Fleming↔ KCR | 25 | arb | 16 | -1.1 | 0.5 | -1.6 |
| Felix Fermin | 31 | FA-elig | 73 | -1.9 | 0.9 | -2.7 |
46 players appeared (WAR is complete); salary & surplus are on record for 38 of them (83%). 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 |