This player is no longer an active prospect. They have either graduated to the majors or moved out of the prospect pipeline. Their Bowman cards are still tracked.
Gregory Santos Bowman Card Prices & Value
Track Bowman 1st Chrome autograph and rookie card values for this 27-year-old SF RHP: raw and PSA 10 graded price trends, recent sales, and market data. Current season: ERA 3.60, WHIP 1.60.
Market data
Price history, recent sales, active listings and parallel pricing for Gregory Santos are part of Premium. Already a member? Sign in.
Stats
| Year | Level | ERA | WHIP | K | IP | W-L | GP | SV | BB |
|---|---|---|---|---|---|---|---|---|---|
| 2026 | AAA | 6.89 | 1.79 | 11 | 15.2 | 1-1 | 14 | 3 | 11 |
| 2026 | MLB | 3.60 | 1.60 | 1 | 5.0 | 0-0 | 3 | 0 | 3 |
| 2026 | ROK | 3.00 | 1.00 | 2 | 3.0 | 0-0 | 2 | 0 | 1 |
| 2025 | AAA | 5.40 | - | 5 | 5.0 | 0-0 | 6 | 0 | 9 |
| 2025 | MLB | 5.14 | - | 0 | 7.0 | 1-1 | 8 | 0 | 8 |
Gregory Santos: Common Questions
Does Gregory Santos have a 1st Bowman autograph, and which set is it in?
Yes. Gregory Santos's first Bowman autograph is in 2021 Bowman Chrome, card CPA-GS. Until an MLB debut, that 1st auto is the closest thing to a Gregory Santos rookie card.
What are Gregory Santos's position, team, and age?
Gregory Santos is a RHP in the SF organization, currently 27 years old. This season's line: ERA 3.60, WHIP 1.60.
How is Gregory Santos ranked among MLB prospects?
Gregory Santos is not currently inside our ranked prospect list.
What is Gregory Santos's 1st Bowman auto worth, and where can I track the price?
Raw and PSA 10 sale prices, price history, and the HobbyMonitor value score for Gregory Santos update daily on this page for HobbyMonitor members.