Rosternomics
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Orioles BAL

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GM: Mike Elias (since 2019)

2020 roster — every player, value & surplus

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-3.1 pace
WAB — wins above budget (162-game pace)
+3.6 pace
TAB — roster Talent above budget (162-game pace)
25–35 (0.417)
record
+28M
surplus $M (value/$)
10.0
roster fWAR
$49.1M
payroll
PlayerAgeServiceGfWARSalary $MSurplus $M
Jose Iglesias 30 FA-elig 39 1.6 2.5 +9.3
Anthony Santander 25 pre-arb 37 1.3 0.2 +9.1
Keegan Akin 25 – 8 0.8 0.1 +5.8
Cedric Mullins 25 pre-arb 48 0.8 0.2 +5.5
Ryan Mountcastle 23 – 35 0.8 0.1 +5.4
Tommy Milone↔ ATL 33 FA-elig 6 0.7 0.1 +4.9
Dean Kremer 24 – 4 0.7 0.1 +4.8
Alex Cobb 32 FA-elig 10 0.6 14.0 -9.5
César Valdez 35 pre-arb 9 0.5 0.1 +3.7
DJ Stewart 26 pre-arb 31 0.4 0.1 +3.0
Travis Lakins 26 pre-arb 22 0.4 0.2 +2.9
Tanner Scott 25 pre-arb 25 0.4 0.2 +2.8
Austin Hays 24 pre-arb 33 0.4 0.2 +2.7
Mychal Givens↔ COL 30 arb 12 0.4 1.8 +1.0
Hanser Alberto 27 arb 54 0.4 1.6 +1.0
Rio Ruiz 26 pre-arb 54 0.3 0.2 +2.3
Paul Fry 27 pre-arb 22 0.3 0.2 +2.2
Jorge López↔ KCR 27 pre-arb 9 0.3 0.1 +2.1
John Means 27 pre-arb 10 0.3 0.2 +2.0
Shawn Armstrong 29 pre-arb 14 0.3 0.2 +1.8
Dillon Tate 26 pre-arb 12 0.3 0.2 +1.8
Miguel Castro↔ NYM 25 arb 16 0.3 0.6 +1.2
Renato Núñez 26 pre-arb 52 0.2 0.2 +1.3
Evan Phillips 25 pre-arb 14 0.2 0.1 +1.1
Branden Kline 28 pre-arb 3 0.1 0.0 +0.9
Cole Sulser 30 pre-arb 19 0.1 0.2 +0.6
Pat Valaika 27 pre-arb 52 0.1 0.2 +0.6
Richard Bleier↔ MIA 33 arb 2 0.1 0.1 +0.6
Carson Fulmer↔ DET 26 – 3 0.1 0.0 +0.6
Pedro Severino 26 pre-arb 48 0.0 0.2 -0.1
David Hess 26 pre-arb 3 -0.0 0.1 -0.2
Thomas Eshelman 26 pre-arb 12 -0.0 0.2 -0.4
Cody Carroll 27 pre-arb 3 -0.0 0.0 -0.3
Wade LeBlanc 35 FA-elig 6 -0.1 0.1 -0.5
Asher Wojciechowski 31 pre-arb 10 -0.1 0.2 -0.7
Dilson Herrera 26 pre-arb 3 -0.1 0.0 -0.6
Ramón Urías 26 – 10 -0.1 0.1 -0.7
Hunter Harvey 25 pre-arb 10 -0.1 0.2 -0.9
Bruce Zimmermann 25 – 2 -0.1 0.0 -0.8
Andrew Velazquez 25 pre-arb 40 -0.2 0.2 -1.6
Bryan Holaday 32 arb 21 -0.2 0.2 -2.0
Chance Sisco 25 pre-arb 36 -0.4 0.2 -3.0
Mason Williams 28 – 10 -0.4 0.1 -3.0
Dwight Smith Jr. 27 – 21 -0.5 – –
Chris Davis 34 FA-elig 16 -0.8 23.0 -28.8

45 players appeared (WAR is complete); salary & surplus are on record for 44 of them (98%). 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 BAL
Brady Anderson198833.0
Adam Jones200829.6
Melvin Mora200026.9
Chris Hoiles198824.8
Scott Erickson199516.4
J. J. Hardy201014.3
Randy Milligan198811.9
Mike Devereaux198911.7
Ones that got away
PlayerYear tradedWAR elsewhere
Dennis Martínez198622.5
Jake Arrieta201319.6
Bryn Smith197716.4
Mickey Tettleton199114.4
Eduardo Rodríguez201414.3
Mike Yastrzemski201911.3
Eddie Murray198810.8
José Mesa19929.1
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.