Rosternomics
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Diamondbacks ARI

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GM: Mike Hazen (since 2017)

2020 roster — every player, value & surplus

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-7.9 pace
WAB — wins above budget (162-game pace)
-10.7 pace
TAB — roster Talent above budget (162-game pace)
25–35 (0.417)
record
-24M
surplus $M (value/$)
6.4
roster fWAR
$71.0M
payroll
PlayerAgeServiceGfWARSalary $MSurplus $M
Nick Ahmed 30 FA-elig 57 1.5 6.4 +4.6
Zac Gallen 24 pre-arb 12 1.4 0.2 +10.2
Kole Calhoun 32 FA-elig 54 1.4 6.0 +3.9
Starling Marte↔ MIA 31 FA-elig 33 0.9 6.2 +0.6
David Peralta 32 FA-elig 54 0.8 7.0 -0.8
Tim Locastro 27 pre-arb 33 0.8 0.2 +5.9
Christian Walker 29 pre-arb 57 0.7 0.2 +5.2
Ketel Marte 26 arb 45 0.6 4.4 +0.1
Merrill Kelly 31 pre-arb 5 0.6 3.0 +1.3
Archie Bradley↔ CIN 27 arb 10 0.5 2.6 +0.8
Luke Weaver 26 pre-arb 12 0.5 0.2 +3.1
Stefan Crichton 28 pre-arb 26 0.4 0.2 +2.6
Carson Kelly 25 pre-arb 39 0.4 0.2 +2.6
Riley Smith 25 – 6 0.3 0.1 +2.0
Wyatt Mathisen 26 – 9 0.1 0.1 +0.9
Artie Lewicki 28 pre-arb 2 0.1 0.0 +0.7
Keury Mella 26 pre-arb 11 0.1 0.1 +0.6
Daulton Varsho 23 – 37 0.1 0.2 +0.5
Junior Guerra 35 arb 25 0.1 2.5 -2.0
Stephen Vogt 35 FA-elig 26 0.1 2.5 -2.0
Caleb Smith↔ MIA 28 pre-arb 4 0.1 0.1 +0.3
Andrew Chafin↔ CHC 30 FA-elig 11 0.0 2.2 -2.0
Jeremy Beasley 24 – 1 0.0 0.2 -0.1
Taylor Clarke 27 pre-arb 12 0.0 0.2 -0.2
Andrew Young 26 – 12 -0.0 – –
Joel Payamps 26 pre-arb 2 -0.0 0.1 -0.1
Pavin Smith 24 – 12 -0.0 0.1 -0.3
Joe Mantiply 29 pre-arb 4 -0.0 0.0 -0.3
Silvino Bracho 27 pre-arb 1 -0.1 0.2 -0.8
Josh VanMeter↔ CIN 25 – 12 -0.1 0.0 -0.6
Matt Grace 31 arb 3 -0.1 0.0 -0.8
Travis Bergen↔ TOR 26 pre-arb 7 -0.1 0.1 -0.9
Alex Young 26 pre-arb 15 -0.2 0.2 -1.7
Yoan López 27 pre-arb 20 -0.2 0.2 -1.8
Ildemaro Vargas↔ CHC 28 – 8 -0.2 0.0 -1.7
Kevin Ginkel 26 pre-arb 19 -0.2 0.2 -2.0
Eduardo Escobar 31 FA-elig 54 -0.3 7.2 -9.3
Josh Rojas 26 pre-arb 17 -0.3 0.1 -2.4
Taylor Widener 25 – 12 -0.3 0.2 -2.5
Kevin Cron 27 pre-arb 8 -0.3 0.1 -2.6
Héctor Rondón 32 FA-elig 23 -0.4 2.5 -5.7
Jon Jay 35 FA-elig 18 -0.4 0.1 -3.4
Jake Lamb↔ OAK 29 FA-elig 18 -0.5 3.2 -6.9
Robbie Ray↔ TOR 28 FA-elig 7 -0.5 5.5 -9.3
Madison Bumgarner 30 FA-elig 9 -0.6 6.0 -10.1

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 ARI
Luis Gonzalez199833.8
Curt Schilling200021.4
Patrick Corbin201016.5
Chris Young200514.5
David Peralta201414.5
Nick Ahmed201312.9
Robbie Ray201411.8
Merrill Kelly201910.7
Ones that got away
PlayerYear tradedWAR elsewhere
Max Scherzer200922.2
Paul Goldschmidt201821.3
Dansby Swanson201516.1
Curt Schilling200315.2
Brett Anderson200711.5
Ender Inciarte201511.4
Mitch Haniger201611.1
Brad Penny19999.7
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.