| Year | W | L | Sv | Hold | IP | H | BB | SO | ER | ERA | WHIP | Rate |
| 2026 proj | 8 | 5 | 0 | 0 | 143.0 | 140 | 56 | 130 | 63 | 3.96 | 1.375 | 26.6 |
| 2025 | 9 | 6 | 0 | 0 | 168.7 | 166 | 65 | 150 | 79 | 4.22 | 1.370 | 29.1 |
| 2024 | 10 | 3 | 0 | 0 | 121.0 | 110 | 46 | 101 | 39 | 2.90 | 1.289 | 55.6 |
| 2023 | 3 | 8 | 0 | 1 | 111.0 | 124 | 50 | 128 | 62 | 5.03 | 1.568 | -1.9 |
| Date | News |
| 1/08/26 | Mets avoid arbitration with David Peterson and Tylor Megill for 2026 MLB season. The Mets have avoided arbitration by agreeing to new contracts with a handful of players, including David Peterson. Source: https://sny.tv/articles/mets-avoid-arbitration-202... |
| 12/09/25 | Mets' David Peterson 'generating interest' as potential trade candidate: report. Mets left-hander David Peterson, a 2025 All-Star, is reportedly generating trade interest. Source: https://sny.tv/articles/mets-david-peterson-genera... |
| 10/15/25 | Mets' David Peterson, Luis Torrens finalists for 2025 Gold Glove awards. Mets pitcher David Peterson and catcher Luis Torrens are finalists at their positions for 2025 MLB Gold Glove awards. Source: https://sny.tv/articles/mets-david-peterson-luis-t... |
| 10/13/25 | Stay or Go: Should the Mets trade David Peterson?. Following a season where David Peterson's struggles down the stretch helped torpedo the Mets' playoff chances, is it time to explore a trade? Source: https://sny.tv/articles/stay-go-mets-trade-david-p... |
| 10/07/25 | Here's what Mets' arbitration-eligible players are projected to make in 2026. The Mets have nine players eligible for salary arbitration this offseason, including David Peterson and Francisco Alvarez. Source: https://sny.tv/articles/mets-arbitration-eligible-... |
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