Last with Minnesota Twins · P · No longer on a 40-man roster
John Curtiss has an estimated 4 years and 67 days of major league service time — 4.067 in the notation clubs use, from 755 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2017 | Minnesota Twins | 40 | 0.040 | From transactions |
| 2018 | Minnesota Twins | 31 | 0.071 | From transactions |
| 2019 | Los Angeles Angels | 5 | 0.076 | From transactions |
| 2020 | Tampa Bay Rays | 139 | 1.043 | From transactions |
| 2021 | Miami Marlins, Milwaukee Brewers | 172 | 2.043 | From transactions |
| 2022 | New York Mets | 172 | 3.043 | From transactions |
| 2023 | New York Mets | 90 | 3.133 | From transactions |
| 2024 | Colorado Rockies | 13 | 3.146 | From transactions |
| 2025 | Arizona Diamondbacks | 93 | 4.067 | 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.