GM: Sandy Alderson (since 1983)
| Player | Age | Service | G | fWAR | Salary $M | Surplus $M |
|---|---|---|---|---|---|---|
| Mike Davis | 26 | arb | 154 | 4.9 | 0.3 | +1.0 |
| Dwayne Murphy | 30 | FA-elig | 152 | 3.0 | 0.8 | -0.1 |
| Don Sutton↔ ANA | 40 | FA-elig | 29 | 2.8 | 0.6 | +0.1 |
| Mike Heath | 30 | FA-elig | 138 | 2.6 | 0.4 | +0.3 |
| Bruce Bochte | 34 | FA-elig | 137 | 2.6 | 0.3 | +0.3 |
| Chris Codiroli | 27 | arb | 37 | 2.5 | 0.1 | +0.5 |
| Jay Howell | 29 | arb | 63 | 2.3 | 0.3 | +0.3 |
| Dusty Baker Jr. | 36 | FA-elig | 111 | 2.2 | 0.6 | -0.0 |
| Tony Phillips | 26 | arb | 42 | 1.6 | 0.2 | +0.2 |
| Donnie Hill | 24 | – | 123 | 1.3 | – | – |
| Jose Rijo | 20 | – | 12 | 1.3 | – | – |
| Steve Ontiveros | 24 | – | 39 | 1.0 | – | – |
| Bill Krueger | 27 | – | 32 | 0.9 | – | – |
| Dave Collins | 32 | FA-elig | 112 | 0.9 | 0.7 | -0.5 |
| Mickey Tettleton | 24 | – | 78 | 0.8 | – | – |
| Alfredo Griffin | 27 | FA-elig | 162 | 0.7 | 0.6 | -0.4 |
| Dave Kingman | 36 | FA-elig | 158 | 0.7 | 1.1 | -0.9 |
| Jose Canseco | 20 | – | 29 | 0.6 | – | – |
| Mike Gallego | 24 | – | 76 | 0.5 | – | – |
| Charlie O'Brien | 25 | – | 16 | 0.2 | – | – |
| Steve Mura | 30 | – | 23 | 0.2 | – | – |
| Steve Henderson | 32 | FA-elig | 85 | 0.2 | 0.1 | -0.1 |
| Carney Lansford | 28 | FA-elig | 98 | 0.1 | 0.9 | -0.9 |
| Tommy John↔ ANA | 42 | FA-elig | 11 | 0.1 | 0.3 | -0.3 |
| Tim Birtsas | 24 | pre-arb | 29 | 0.1 | 0.1 | -0.0 |
| Rick Langford | 33 | FA-elig | 23 | -0.0 | 0.6 | -0.6 |
| Steve McCatty | 31 | FA-elig | 30 | -0.2 | 0.5 | -0.6 |
| Tom Tellmann | 31 | FA-elig | 11 | -0.2 | 0.2 | -0.3 |
| Dan Meyer | 32 | – | 14 | -0.2 | – | – |
| Tim Conroy | 25 | – | 16 | -0.3 | – | – |
| Rob Picciolo | 32 | FA-elig | 71 | -0.4 | 0.1 | -0.2 |
| Keith Atherton | 26 | pre-arb | 56 | -0.4 | 0.1 | -0.2 |
| Steve Kiefer | 24 | – | 40 | -0.8 | – | – |
| Jeff Kaiser | 24 | – | 15 | -0.8 | – | – |
| Mike Warren | 24 | – | 16 | -1.0 | – | – |
| Curt Young | 25 | – | 19 | -1.2 | – | – |
36 players appeared (WAR is complete); salary & surplus are on record for 21 of them (58%). 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 OAK |
|---|---|---|
| Rickey Henderson | 1989 | 26.8 |
| Mark Ellis | 2001 | 22.1 |
| Dennis Eckersley | 1987 | 19.3 |
| Carney Lansford | 1982 | 16.7 |
| Josh Donaldson | 2008 | 13.8 |
| Jed Lowrie | 2013 | 13.0 |
| Brett Anderson | 2007 | 11.5 |
| Sean Manaea | 2015 | 11.2 |
| Player | Year traded | WAR elsewhere |
|---|---|---|
| Rickey Henderson | 1984 | 26.6 |
| Carlos González | 2008 | 24.7 |
| Andre Ethier | 2005 | 24.4 |
| Gio Gonzalez | 2011 | 20.8 |
| Josh Donaldson | 2014 | 20.4 |
| Mark McGwire | 1997 | 19.7 |
| Aaron Harang | 2003 | 19.3 |
| Jeremy Bonderman | 2002 | 15.8 |