Last with San Francisco Giants · 2B · No longer on a 40-man roster
Christian Arroyo has an estimated 4 years and 134 days of major league service time — 4.134 in the notation clubs use, from 822 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2017 | San Francisco Giants | 41 | 0.041 | From transactions |
| 2018 | Tampa Bay Rays | 62 | 0.103 | From transactions |
| 2019 | Tampa Bay Rays | 134 | 1.065 | From transactions |
| 2020 | Boston Red Sox, Cleveland Indians | 114 | 2.007 | From transactions |
| 2021 | Boston Red Sox | 172 | 3.007 | From transactions |
| 2022 | Boston Red Sox | 172 | 4.007 | From transactions |
| 2023 | Boston Red Sox | 127 | 4.134 | 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.