Rosternomics
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Athletics OAK

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GM: David Forst (since 2016)

2024 roster — every player, value & surplus

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-0.9
WAB — wins above budget
+2.0
TAB — roster Talent above budget
69–93 (0.426)
record
+40M
surplus $M (value/$)
24.8
roster fWAR
$63.7M
payroll
PlayerAgeServiceGfWARSalary $MSurplus $M
Brent Rooker 29 arb 145 5.1 0.8 +20.5
JJ Bleday 26 pre-arb 159 3.2 0.7 +12.6
Lawrence Butler 23 pre-arb 125 3.1 0.7 +12.3
Mason Miller 25 pre-arb 55 2.3 0.7 +9.0
Shea Langeliers 26 pre-arb 137 1.9 0.7 +7.4
Zack Gelof 24 pre-arb 138 1.4 0.7 +5.2
Osvaldo Bido 28 pre-arb 16 1.4 0.8 +4.9
Max Schuemann 27 pre-arb 133 1.3 0.7 +4.8
Mitch Spence 26 pre-arb 35 1.3 0.7 +4.5
JP Sears 28 pre-arb 32 1.2 0.7 +4.2
Ross Stripling 34 FA-elig 22 1.1 9.2 -4.6
Joey Estes 22 pre-arb 25 0.7 0.7 +2.3
Abraham Toro 27 arb 94 0.7 1.3 +1.6
Michel Otañez 26 pre-arb 36 0.7 0.7 +2.1
Tyler Ferguson 30 pre-arb 48 0.7 0.7 +2.0
Hogan Harris 27 pre-arb 21 0.5 0.7 +1.4
Miguel Andujar 29 FA-elig 75 0.4 1.7 +0.1
J.T. Ginn 25 – 8 0.4 0.2 +1.6
Luis Medina 25 pre-arb 8 0.4 0.7 +1.0
Brady Basso 26 pre-arb 7 0.3 0.7 +0.7
T.J. McFarland 35 FA-elig 79 0.3 0.8 +0.6
Joe Boyle 24 pre-arb 13 0.3 0.7 +0.5
Paul Blackburn↔ NYM 30 FA-elig 9 0.3 2.2 -1.0
Tyler Soderstrom 22 pre-arb 61 0.3 0.7 +0.5
Lucas Erceg↔ KCR 29 pre-arb 38 0.3 0.5 +0.7
Kyle McCann 26 pre-arb 54 0.2 0.7 -0.0
Michael Kelly 31 pre-arb 28 0.1 0.8 -0.2
Kyle Muller 26 arb 21 0.1 0.7 -0.3
Scott Alexander 34 FA-elig 45 0.1 2.2 -1.9
Grant Holman 24 – 18 0.1 0.2 +0.1
Easton Lucas↔ DET 27 pre-arb 3 0.1 0.3 -0.0
Jacob Wilson 22 – 28 0.0 0.3 -0.1
Austin Adams 33 FA-elig 56 0.0 0.8 -0.7
Gerardo Reyes 31 pre-arb 3 0.0 0.0 -0.0
Janson Junk↔ MIL 28 arb 1 0.0 0.1 -0.1
Vinny Nittoli↔ BAL 33 arb 7 -0.0 0.6 -0.7
Jack O'Loughlin 24 pre-arb 4 -0.0 0.7 -0.9
Tristan Gray↔ MIA 28 pre-arb 8 -0.1 0.4 -0.6
Alex Wood 33 FA-elig 9 -0.1 8.5 -8.8
Will Klein↔ KCR 24 pre-arb 3 -0.1 0.3 -0.6
Aaron Brooks 34 pre-arb 5 -0.1 0.1 -0.6
Brandon Bielak↔ HOU 28 pre-arb 6 -0.2 0.0 -0.7
J.D. Davis↔ NYY 31 – 39 -0.2 1.1 -2.0
Sean Newcomb 31 FA-elig 7 -0.2 1.0 -1.9
Esteury Ruiz 25 pre-arb 29 -0.2 0.7 -1.7
Armando Alvarez 29 – 16 -0.3 0.2 -1.3
Brett Harris 26 pre-arb 36 -0.3 0.7 -1.8
Seth Brown 31 arb 124 -0.4 2.6 -4.1
Daz Cameron 27 arb 66 -0.4 0.7 -2.3
Aledmys Díaz↔ HOU 33 FA-elig 12 -0.4 6.9 -8.7
Tyler Nevin 27 pre-arb 87 -0.4 0.6 -2.5
Darell Hernaiz 22 pre-arb 48 -0.5 0.7 -2.7
Ryan Noda 28 pre-arb 36 -0.6 0.7 -3.1
Nick Allen 25 pre-arb 41 -0.6 0.7 -3.2
Dany Jiménez 30 arb 25 -0.7 0.8 -3.6

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.