Rosternomics
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Giants SFG

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GM: Al Rosen (since 1986)

1989 roster — every player, value & surplus

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+7.5
WAB — wins above budget
+4.5
TAB — roster Talent above budget
92–70 (0.568)
record · won pennant
-1M
surplus $M (value/$)
41.1
roster fWAR
$16.5M
payroll
PlayerAgeServiceGfWARSalary $MSurplus $M
Will Clark 25 arb 159 8.1 1.1 +1.8
Kevin Mitchell 27 arb 154 6.9 0.6 +1.9
Robby Thompson 27 arb 148 5.4 0.5 +1.4
Scott Garrelts 27 FA-elig 32 3.9 0.7 +0.7
Rick Reuschel 40 FA-elig 32 2.6 1.2 -0.2
Matt Williams 23 pre-arb 84 2.3 0.1 +0.7
Don Robinson 32 FA-elig 40 2.2 0.9 -0.1
Brett Butler 32 FA-elig 154 2.0 0.9 -0.2
Terry Kennedy 33 FA-elig 125 1.7 0.8 -0.2
Ernest Riles 28 arb 122 1.6 0.5 +0.1
Michael LaCoss 33 FA-elig 45 1.5 1.1 -0.6
Greg Litton 24 pre-arb 71 1.0 0.1 +0.3
Ken Oberkfell↔ PIT 33 FA-elig 83 0.9 0.6 -0.3
Atlee Hammaker 31 FA-elig 28 0.8 1.0 -0.7
Candy Maldonado 28 FA-elig 129 0.7 0.9 -0.6
Kelly Downs 28 arb 18 0.7 0.3 -0.1
Craig Lefferts 31 FA-elig 70 0.5 0.6 -0.4
Pat Sheridan↔ DET 31 FA-elig 70 0.3 0.3 -0.1
Bob Knepper↔ HOU 35 FA-elig 13 0.3 0.0 +0.1
Dennis Cook↔ PHI 26 – 2 0.3 – –
Donell Nixon 27 pre-arb 95 0.2 0.1 -0.0
Chris Speier 39 FA-elig 28 0.2 0.4 -0.4
Terry Mulholland↔ PHI 26 arb 5 0.1 0.0 +0.0
Jose Uribe 30 arb 151 0.1 0.7 -0.6
Mike Laga 29 – 17 0.1 – –
Stu Tate 27 – 2 0.1 – –
Trevor Wilson 23 – 14 0.1 – –
Dave Dravecky 33 FA-elig 2 0.0 0.8 -0.7
Kirt Manwaring 23 pre-arb 85 0.0 0.1 -0.1
Bill Bathe 28 arb 30 -0.0 0.1 -0.1
Charlie Hayes↔ PHI 24 pre-arb 3 -0.0 0.0 -0.0
Ernie Camacho 34 – 13 -0.0 – –
Mike Benjamin 23 – 14 -0.0 – –
Joe Price↔ BOS 32 FA-elig 7 -0.1 0.0 -0.0
Jim Weaver 29 – 12 -0.1 – –
Jim Steels 28 – 13 -0.2 – –
Ed Jurak 31 – 30 -0.2 – –
Bob Brenly↔ TOR 35 FA-elig 12 -0.2 0.1 -0.2
Steve Bedrosian↔ PHI 31 FA-elig 40 -0.2 0.9 -0.9
Mike Krukow 37 FA-elig 8 -0.2 0.9 -1.0
Rich Gossage↔ NYY 37 FA-elig 31 -0.2 0.1 -0.1
Jeff Brantley 25 pre-arb 59 -0.2 0.1 -0.2
Russ Swan 25 – 2 -0.5 – –
Randy McCament 26 – 25 -0.6 – –
Tracy Jones↔ DET 28 arb 40 -0.8 0.1 -0.4

45 players appeared (WAR is complete); salary & surplus are on record for 34 of them (76%). 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 SFG
Jeff Kent199630.9
Jason Schmidt200123.6
Rich Aurilia199419.8
Shawn Estes199514.8
Robb Nen199712.9
Liván Hernández199911.6
Mike Yastrzemski201911.3
Randy Winn200510.9
Ones that got away
PlayerYear tradedWAR elsewhere
Bryan Reynolds201820.0
Liván Hernández200317.2
Joe Nathan200314.1
Zack Wheeler201113.0
Francisco Liriano200312.5
John Burkett199411.0
Jack Clark198510.1
Rob Deer19857.9
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.