Rosternomics
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Orioles BAL

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GM: Dan Duquette (since 2012)

2015 roster — every player, value & surplus

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+0.4
WAB — wins above budget
+0.4
TAB — roster Talent above budget
81–81 (0.500)
record
-3M
surplus $M (value/$)
33.4
roster fWAR
$109.6M
payroll
PlayerAgeServiceGfWARSalary $MSurplus $M
Manny Machado 22 arb 162 6.6 0.5 +20.2
Chris Davis 29 FA-elig 160 5.4 12.0 +5.1
Adam Jones 29 FA-elig 137 3.4 13.3 -2.7
Wei-Yin Chen 29 arb 31 2.8 4.8 +4.0
Ubaldo Jiménez 31 FA-elig 32 2.7 12.2 -3.9
Zack Britton 27 arb 64 2.1 3.2 +3.4
Caleb Joseph 29 pre-arb 100 2.1 0.5 +6.1
Chris Tillman 27 FA-elig 31 1.9 4.3 +1.7
Darren O'Day 32 FA-elig 68 1.8 4.2 +1.4
Kevin Gausman 24 pre-arb 25 1.5 0.5 +4.2
Jonathan Schoop 23 pre-arb 86 1.3 0.5 +3.5
Brad Brach 29 arb 62 0.9 0.5 +2.4
Mychal Givens 25 – 22 0.9 0.2 +2.5
Miguel González 31 arb 26 0.5 3.3 -1.5
Brian Matusz 28 FA-elig 58 0.5 3.2 -1.5
Tommy Hunter↔ CHC 28 FA-elig 39 0.5 3.1 -1.5
Nolan Reimold 31 arb 61 0.4 0.3 +1.1
Tyler Wilson 25 pre-arb 9 0.4 0.1 +1.1
Matt Wieters 29 FA-elig 75 0.3 8.3 -7.2
Chaz Roe 28 pre-arb 36 0.2 0.4 +0.4
Ryan Flaherty 28 arb 91 0.2 1.1 -0.4
Jimmy Paredes 26 arb 104 0.2 0.5 +0.1
Oliver Drake 28 – 13 0.1 0.1 +0.4
Paul Janish 32 arb 14 0.1 0.1 +0.3
Steve Pearce 32 FA-elig 92 0.1 3.7 -3.3
Dariel Álvarez 26 pre-arb 12 0.1 0.1 +0.2
Rey Navarro 25 – 10 0.1 0.1 +0.1
Travis Snider↔ PIT 27 FA-elig 69 0.0 1.7 -1.6
J.J. Hardy 32 FA-elig 114 0.0 11.5 -11.4
Wesley Wright↔ ANA 30 FA-elig 2 0.0 0.3 -0.3
Cesar Cabral 26 pre-arb 2 -0.0 0.0 -0.0
Chris Parmelee 27 pre-arb 32 -0.0 0.1 -0.2
Henry Urrutia 28 pre-arb 10 -0.0 0.0 -0.1
Steve Clevenger 29 arb 30 -0.0 0.5 -0.6
Christian Walker 24 – 7 -0.0 0.1 -0.2
T.J. McFarland 26 pre-arb 30 -0.1 0.5 -0.8
Jason García 22 pre-arb 21 -0.1 0.5 -0.8
Jorge Rondon↔ COL 27 pre-arb 8 -0.2 0.1 -0.6
Steve Johnson 27 pre-arb 6 -0.2 0.1 -0.6
David Lough 29 arb 84 -0.3 0.5 -1.3
Alejandro De Aza↔ BOS 31 FA-elig 30 -0.3 1.3 -2.2
Mike Wright Jr. 25 – 12 -0.3 – –
Bud Norris↔ SDP 30 FA-elig 18 -0.3 4.2 -5.2
Ryan Lavarnway↔ ATL 27 – 10 -0.4 0.1 -1.4
Junior Lake↔ CHC 25 pre-arb 8 -0.4 0.0 -1.3
Gerardo Parra↔ MIL 28 FA-elig 55 -0.4 2.2 -3.5
Everth Cabrera 28 FA-elig 29 -0.4 2.4 -3.8
Delmon Young 29 FA-elig 52 -0.5 2.2 -3.9

48 players appeared (WAR is complete); salary & surplus are on record for 47 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.