Owls in Professional Ball
| 03/30 | TEX | Glenn Otto | Placed on the 60-day IL (Right shoulder strain) | |
| 04/06 | PHI | Jon Duplantier | Transferred from the 7-day IL to the 60-day IL | |
| 04/10 | MIA | JT Chargois | Placed on the 15-day IL (Right oblique strain) | |
| 04/17 | ATL | Lucas Luetge | Placed on the 15-day IL retroactive to 4/14 (Left bicep inflammation) | |
| 05/15 | LAA | Anthony Rendon | Placed on the 10-day IL retroactive to 5/14 (Left groin stain). | |
| 05/16 | MIA | JT Chargois | Activated from the 15-day IL | |
| 05/19 | ATL | Lucas Luetge | Activated from the 15-day IL | |
| 05/20 | ATL | Lucas Luetge | Designated for Assignment | |
| 06/03 | CHC | Tyler Duffey | Released by AAA Iowa | |
| 06/06 | LAA | Anthony Rendon | Activated from the 10-day IL | |
| 06/06 | ATL | Lucas Luetge | Sent outright to AAA Gwinnett | |
| 06/08 | MIA | Dane Myers | Assigned to AAA Jacksonville from AA Pensacola | |
| 06/16 | CHC | Tyler Duffey | Signed by Cubs to minor league contract | |
| 06/17 | PHI | Jon Duplantier | Released | |
| 06/19 | CHC | Tyler Duffey | Assigned to R ACL Cubs | |
| 06/19 | LAA | Anthony Rendon | Placed on the 10-day IL (Left wrist contusion) | |
| 06/30 | LAA | Anthony Rendon | Activated from the 10-day IL | |
| 06/30 | TEX | Glenn Otto | Activated from the 60-day IL | |
| 07/02 | CIN | Evan Kravetz | Assigned to AAA Louisville from AA Chattanooga | |
| 07/03 | MIA | Dane Myers | Contract selected from AAA Jacksonville by Miami | |
| 07/13 | ATL | Lucas Luetge | Contract selected from AAA Gwinnett by Atlanta | |
| 07/14 | LAA | Anthony Rendon | Placed on the 10-day IL retroactive to July 11 (Left shin contusion) | |
| 07/24 | SF | Ford Proctor | Released | |
| 07/24 | ATL | Lucas Luetge | Designated for Assignment | |
| 07/30 | MIA | Dane Myers | Optioned to AAA Jacksonville | |
| 08/03 | CHC | Tyler Duffey | Assigned to AAA Iowa from R ACL Cubs | |
| 08/05 | MIA | JT Chargois | Placed on the 15-day IL retroactive to August 4 (Right rib cage strain) | |
| 08/18 | LAA | Antthony Rendon | Transferred from the 10-day IL to the 60-day IL (Left shin contusion) | |
| 08/25 | MIA | JT Chargois | Activated from the 15-day IL | |
| 09/05 | TEX | Glenn Otto | Designed for Assignment | |
| 09/06 | MIA | Dane Myers | Recalled to Marlins from AAA Jacksonville | |
| 09/07 | SD | Glenn Otto | Claimed by Padres off waivers from Rangers | |
| 09/16 | TB | Tristan Gray | Contract selected from AAA Durham by Rays | |
| 09/17 | MIA | Dane Myers | Optioned to AAA Jacksonville | |
| 09/18 | TB | Tristan Gray | Optioned to AAA Durham | |
| 10/01 | CHC | Tyler Duffey | Contract selected from III Iowa by Cubs | |
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This is a working list. Corrections, updates and comments are welcome.
Alan Shelby