September 20, 2021 – The Rocky Mountain Express sent Gerald Henderson to the Sun Valley Bobcats for Mike Sanders.

September 17, 2021 – The Callaway Kings signed Marvin Webster.

September 13, 2021 – The Costa Mesa Condors shipped CMC’s #3-2022 to the Portsmouth Herons for PMH’s #3-2021.

September 11, 2021 – The Portsmouth Herons sent Mark Olberding and PMH’s #2-2021 to the Santa Cruz Grizzlies for Leon Wood.

September 11, 2021 – The Portsmouth Herons dealt FRS’ #2-2021 and PMH’s #3-2022 to the Fresno Stars for Mark Olberding and FRS’ #2-2022.

September 10, 2021 – The Sun Valley Bobcats traded Johnny Moore to the Buffalo Blizzard for Randy Breuer and BUF’s #2-2021.