| Trans Num | Date | Details |
| 1983.23 | 2022-02-06 | Hyannis Harborhawks trade Jack Clark to the Big Pink Machine for Brett Butler, BPM 1984 #1, and BPM 1984 #4. |
| 1979.36 | 2021-05-04 | Hyannis Harborhawks trade Dusty Baker and HHH 1980 #1 to the Jim's Gems for Jack Clark. |
| 1976.3 | 2020-09-07 | Jim's Gems trade Rico Carty to the Fort Worth Swindlers for Jack Clark. |