Last with Minnesota Twins · C · No longer on a 40-man roster
Chris Herrmann has an estimated 5 years and 131 days of major league service time — 5.131 in the notation clubs use, from 991 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2012 | Minnesota Twins | 20 | 0.020 | From transactions |
| 2013 | Minnesota Twins | 96 | 0.116 | From transactions |
| 2014 | Minnesota Twins | 78 | 1.022 | From transactions |
| 2015 | Minnesota Twins | 153 | 2.003 | From transactions |
| 2016 | Arizona Diamondbacks | 172 | 3.003 | From transactions |
| 2017 | Arizona Diamondbacks | 172 | 4.003 | From transactions |
| 2018 | Seattle Mariners | 128 | 4.131 | From transactions |
| 2019 | Oakland Athletics | 172 | 5.131 | 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.