| Trans Num | Date | Details |
| 2026.8 | 2026-01-26 | Upper West Phillies trade Jimmy Crooks and UW 2026 #4 to the Rosemere Builders for James McCann and Mike Yastrzemski. |
| 2022.20 | 2022-08-23 | Hellam Razors trade Mike Yastrzemski to the Fog City Sea Dogs for Jake Meyers and FC 2023 #4. |