| Year | W | L | Sv | Hold | IP | H | BB | SO | ER | ERA | WHIP | Rate |
| 2025 proj | 2 | 2 | 28 | 0 | 65.0 | 35 | 21 | 104 | 18 | 2.49 | 0.862 | 59.0 |
| 2025 | 1 | 2 | 22 | 10 | 61.7 | 28 | 28 | 104 | 18 | 2.63 | 0.908 | 59.9 |
| 2024 | 2 | 2 | 28 | 0 | 65.0 | 35 | 21 | 104 | 18 | 2.49 | 0.862 | 70.7 |
| 2023 | 0 | 3 | 0 | 1 | 33.3 | 24 | 16 | 38 | 14 | 3.78 | 1.200 | 7.4 |
| Date | News |
| 12/18/25 | Padres reliever Mason Miller to pitch for Team USA in World Baseball Classic. Mason Miller getting first chance to pitch in World Baseball Classic Source: https://www.sandiegouniontribune.com/2025/12/18/pa... |
| 12/18/25 | Skubal, Mason Miller join loaded Team USA staff. No content provided Source: https://www.mlb.com/news/tarik-skubal-mason-miller... |
| 12/13/25 | Mason Miller, Luis Robert Jr. among trade targets linked to Mets. No content provided Source: https://www.mlb.com/news/mlb-rumors-trades-and-sig... |
| 12/09/25 | [Sports Illustrated] - Padres’ Mason Miller Trade Makes Even Less Sense Now. The Padres are keeping Mason Miller in the bullpen, which makes the package they gave up for him look even worse. Source: https://sportspyder.com/mlb/oakland-athletics/arti... |
| 12/01/25 | [Sporting News] - Athletics matched with Yankees' free agent reliever to fill void left by Mason Miller. The Athletics could pry a Yankees reliever to fill the void left by Mason Miller's absence. Source: https://sportspyder.com/mlb/oakland-athletics/arti... |
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