Rosternomics
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Athletics OAK

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GM: Sandy Alderson (since 1983)

1993 roster — every player, value & surplus

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-15.4
WAB — wins above budget
-13.9
TAB — roster Talent above budget
68–94 (0.420)
record
-18M
surplus $M (value/$)
21.7
roster fWAR
$35.4M
payroll
PlayerAgeServiceGfWARSalary $MSurplus $M
Rickey Henderson↔ TOR 34 FA-elig 90 4.4 2.4 +1.2
Bobby Witt 29 FA-elig 35 3.2 3.0 -0.4
Brent Gates 23 pre-arb 139 2.4 0.1 +1.8
Terry Steinbach 31 FA-elig 104 2.3 2.8 -0.9
Dennis Eckersley 38 FA-elig 64 2.0 3.8 -2.2
Troy Neel 27 pre-arb 123 1.8 0.1 +1.3
Scott Hemond 27 arb 91 1.7 0.1 +1.2
Mark McGwire 29 FA-elig 27 1.5 4.0 -2.7
Mike Aldrete 32 FA-elig 95 1.4 0.2 +1.0
Ed Nunez 30 – 56 1.4 – –
Lance Blankenship 29 arb 94 1.3 0.6 +0.5
Ron Darling 32 FA-elig 32 1.0 2.2 -1.4
Steve Karsay 21 pre-arb 8 0.9 0.1 +0.6
Mike Bordick 27 arb 159 0.9 0.4 +0.3
Scott Brosius 26 pre-arb 70 0.7 0.1 +0.4
Storm Davis↔ DET 31 FA-elig 19 0.4 0.4 -0.1
Rick Honeycutt 39 FA-elig 52 0.2 0.7 -0.5
Kurt Abbott 24 pre-arb 20 0.2 0.1 +0.1
Kevin Seitzer↔ MIL 31 FA-elig 73 0.2 0.4 -0.2
Bob Welch 36 FA-elig 30 0.1 3.5 -3.3
Craig Paquette 24 pre-arb 105 0.1 0.1 -0.0
Marcos Armas 23 – 15 0.1 – –
Henry Mercedes 23 pre-arb 20 0.1 0.1 -0.1
Eric Helfand 24 pre-arb 8 0.0 0.1 -0.1
Scott Lydy 24 – 41 0.0 – –
Joe Boever↔ DET 32 FA-elig 42 -0.0 0.4 -0.4
Kelly Downs 32 FA-elig 42 -0.0 0.7 -0.7
Kevin Campbell 28 – 11 -0.1 – –
Vince Horsman 26 – 40 -0.1 – –
Rich Gossage 41 FA-elig 39 -0.1 0.3 -0.4
Miguel Jimenez 23 – 5 -0.1 – –
Dale Sveum 29 – 30 -0.1 – –
Roger Smithberg 27 – 13 -0.1 – –
John Briscoe 25 pre-arb 17 -0.2 0.1 -0.2
Joe Slusarski 26 pre-arb 2 -0.2 0.1 -0.3
Todd Van Poppel 21 pre-arb 16 -0.2 0.5 -0.6
Shawn Hillegas 28 FA-elig 18 -0.3 0.2 -0.4
Jerry Browne 27 FA-elig 76 -0.3 0.6 -0.9
Dave Henderson 34 FA-elig 107 -0.3 2.2 -2.5
Curt Young 33 FA-elig 3 -0.4 0.3 -0.6
Mike Mohler 24 pre-arb 42 -0.6 0.1 -0.6
Eric Fox 29 pre-arb 29 -0.8 0.1 -0.8
Ruben Sierra 27 FA-elig 158 -2.6 4.2 -6.4

43 players appeared (WAR is complete); salary & surplus are on record for 35 of them (81%). 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.

History: front-office performance & develop-vs-buy (1985–2024)

Trade ledger (realized WAR, all-time)

Best acquisitions
PlayerYearWAR for OAK
Rickey Henderson198926.8
Mark Ellis200122.1
Dennis Eckersley198719.3
Carney Lansford198216.7
Josh Donaldson200813.8
Jed Lowrie201313.0
Brett Anderson200711.5
Sean Manaea201511.2
Ones that got away
PlayerYear tradedWAR elsewhere
Rickey Henderson198426.6
Carlos González200824.7
Andre Ethier200524.4
Gio Gonzalez201120.8
Josh Donaldson201420.4
Mark McGwire199719.7
Aaron Harang200319.3
Jeremy Bonderman200215.8
Rosternomics — quantifying front-office skill, attribution-clean. Follow @rosternomics on X. Decision-makers on record back to 1933; resource-controlled metrics (WAR & payroll) cover 1985–2026.
Data: FanGraphs (WAR), Baseball-Reference & the Chadwick Bureau register (rosters, IDs), the Lahman Database, Baseball America prospect rankings (via The Baseball Cube), and public payroll records. Transaction and trade data was obtained free of charge from and is copyrighted by Retrosheet. Executive birth/death data via Wikidata (CC0); bios are original. Emoji graphics by OpenMoji (CC BY-SA 4.0).
All figures are franchise-level outcomes credited to the decision-maker in the acquisition year — not solely attributable to one executive.