Last with New York Yankees · P · No longer on a 40-man roster
George Kontos has an estimated 5 years and 74 days of major league service time — 5.074 in the notation clubs use, from 934 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2011 | New York Yankees | 23 | 0.023 | From transactions |
| 2012 | San Francisco Giants | 117 | 0.140 | From transactions |
| 2013 | San Francisco Giants | 130 | 1.098 | From transactions |
| 2014 | San Francisco Giants | 72 | 1.170 | From transactions |
| 2015 | San Francisco Giants | 172 | 2.170 | Carried forward |
| 2016 | San Francisco Giants | 172 | 3.170 | From transactions |
| 2017 | Pittsburgh Pirates, San Francisco Giants | 172 | 4.170 | From transactions |
| 2018 | Cleveland Indians, Pittsburgh Pirates, New York Yankees | 76 | 5.074 | From transactions |
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.
This figure is an estimate reconstructed from public roster
transaction records. It is not an official MLB or MLBPA figure — 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.