Last with Minnesota Twins · P · No longer on a 40-man roster
Liam Hendriks has an estimated 11 years and 162 days of major league service time — 11.162 in the notation clubs use, from 2054 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2011 | Minnesota Twins | 23 | 0.023 | From transactions |
| 2012 | Minnesota Twins | 101 | 0.124 | From transactions |
| 2013 | Minnesota Twins | 52 | 1.004 | From transactions |
| 2014 | Kansas City Royals, Toronto Blue Jays | 39 | 1.043 | From transactions |
| 2015 | Toronto Blue Jays | 172 | 2.043 | From transactions |
| 2016 | Oakland Athletics | 172 | 3.043 | From transactions |
| 2017 | Oakland Athletics | 172 | 4.043 | Carried forward |
| 2018 | Oakland Athletics | 119 | 4.162 | From transactions |
| 2019 | Oakland Athletics | 172 | 5.162 | Carried forward |
| 2020 | Oakland Athletics | 172 | 6.162 | From transactions |
| 2021 | Chicago White Sox | 172 | 7.162 | From transactions |
| 2022 | Chicago White Sox | 172 | 8.162 | From transactions |
| 2023 | Chicago White Sox | 172 | 9.162 | From transactions |
| 2024 | Boston Red Sox | 172 | 10.162 | From transactions |
| 2025 | Boston Red Sox | 172 | 11.162 | 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.