Athletics — service time

Every player on the 40-man roster, most service time first.

Players tracked50

Free agency eligible4

Arbitration eligible11

Super Two track0

Player	Pos	Service time	Days	Status
Luis Severino	P	10.168	1888	Free Agent Eligible
Jeff McNeil	2B	8.070	1446	Free Agent Eligible
Jeffrey Springs	P	8.041	1417	Free Agent Eligible
Mark Leiter Jr.	P	7.040	1244	Free Agent Eligible
Jonah Heim	C	5.137	997	Arbitration Eligible
Brent Rooker	DH	5.031	891	Arbitration Eligible
Shea Langeliers	C	4.051	739	Arbitration Eligible
Luis Medina	P	3.147	663	Arbitration Eligible
Donovan Walton	2B	3.145	661	Arbitration Eligible
Zack Gelof	3B	3.060	576	Arbitration Eligible
Tyler Soderstrom	LF	3.044	560	Arbitration Eligible
Hogan Harris	P	2.102	446	Pre-Arbitration
Jacob Wilson	SS	2.074	418	Pre-Arbitration
Geoff Hartlieb	P	2.048	392	Pre-Arbitration
Brooks Kriske	P	2.041	385	Pre-Arbitration
J.T. Ginn	P	2.039	383	Pre-Arbitration
Justin Sterner	P	2.005	349	Pre-Arbitration
Nick Kurtz	1B	1.159	331	Pre-Arbitration
Brian Serven	C	1.153	325	Pre-Arbitration
Gunnar Hoglund	P	1.150	322	Pre-Arbitration
Michael Stefanic	2B	1.148	320	Pre-Arbitration
Darell Hernaiz	SS	1.141	313	Pre-Arbitration
Jacob Lopez	P	1.140	312	Pre-Arbitration
Scott Blewett	P	1.140	312	Pre-Arbitration
Max Muncy	3B	1.136	308	Pre-Arbitration
Denzel Clarke	CF	1.129	301	Pre-Arbitration
Alika Williams	SS	1.113	285	Pre-Arbitration
Brady Basso	P	1.113	285	Pre-Arbitration
Hunter Bigge	P	1.106	278	Pre-Arbitration
Jack Perkins	P	1.098	270	Pre-Arbitration
Drew Rom	P	1.096	268	Pre-Arbitration
Carlos Cortes	RF	1.069	241	Pre-Arbitration
Elvis Alvarado	P	1.068	240	Pre-Arbitration
Chris Roycroft	P	1.062	234	Pre-Arbitration
Henry Bolte	CF	0.139	139	Pre-Arbitration
Gage Jump	P	0.125	125	Pre-Arbitration
Seth Johnson	P	0.120	120	Pre-Arbitration
Mason Barnett	P	0.118	118	Pre-Arbitration
Johnathan Rodríguez	RF	0.114	114	Pre-Arbitration
Lawrence Butler	RF	0.108	108	Pre-Arbitration
Joshua Kuroda-Grauer	3B	0.091	91	Pre-Arbitration
Luis Morales	P	0.082	82	Pre-Arbitration
Tommy White	1B	0.073	73	Pre-Arbitration
Joey Estes	P	0.065	65	Pre-Arbitration
Yunior Tur	P	0.039	39	Pre-Arbitration
Hayden Juenger	P	0.037	37	Pre-Arbitration
Joe Rock	P	0.036	36	Pre-Arbitration
Kade Morris	P	0.029	29	Pre-Arbitration
Braden Nett	P	0.000	0	Yet to debut
Henry Baez	P	0.000	0	Yet to debut

172 days credit a full year, so a season adds at most 1.000 no matter how long a player is on a roster. 3.000 years reaches salary arbitration and 6.000 reaches free agency — what every threshold unlocks.

These figures are estimates reconstructed from public roster transaction records. They are not official MLB or MLBPA figures — those are not published. See the methodology. Last updated 2026-10-12.

Independent project, not affiliated with or endorsed by Major League Baseball or the MLBPA.