Kansas City Royals · P · Arbitration eligible
Nate Pearson has an estimated 5 years and 32 days of major league service time — 5.032 in the notation clubs use, from 892 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2020 | Toronto Blue Jays | 169 | 0.169 | From transactions |
| 2021 | Toronto Blue Jays | 63 | 1.060 | From transactions |
| 2022 | Toronto Blue Jays | 172 | 2.060 | From transactions |
| 2023 | Toronto Blue Jays | 108 | 2.168 | From transactions |
| 2024 | Chicago Cubs, Toronto Blue Jays | 172 | 3.168 | From transactions |
| 2025 | Chicago Cubs | 36 | 4.032 | From transactions |
| 2026 | Houston Astros, Kansas City Royals | 172 | 5.032 | 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.