Orioles Roster & Staff
Transactions
| Date | Transaction |
| 05/31/17 | Baltimore Orioles recalled RHP Mike Wright from Norfolk Tides. |
| 05/31/17 | Baltimore Orioles optioned RHP Logan Verrett to Norfolk Tides. |
| 05/31/17 | Baltimore Orioles placed C Welington Castillo on the 10-day disabled list. Groin contusion. |
| 05/31/17 | Baltimore Orioles selected the contract of C Francisco Pena from Norfolk Tides. |
| 05/28/17 | Baltimore Orioles recalled Logan Verrett from Norfolk Tides. |
| 05/28/17 | Baltimore Orioles optioned RHP Tyler Wilson to Norfolk Tides. |
| 05/27/17 | Baltimore Orioles recalled Donnie Hart from Norfolk Tides. |
| 05/27/17 | Baltimore Orioles optioned LHP Jayson Aquino to Norfolk Tides. |
| 05/26/17 | Baltimore Orioles sent 2B Luis Sardinas outright to Norfolk Tides. |
| 05/24/17 | Baltimore Orioles claimed SS Luis Sardinas off waivers from San Diego Padres. |
| 05/23/17 | Baltimore Orioles sent C Francisco Pena outright to Norfolk Tides. |
| 05/23/17 | Baltimore Orioles optioned RHP Stefan Crichton to Norfolk Tides. |
| 05/23/17 | Baltimore Orioles recalled Jayson Aquino from Norfolk Tides. |
| 05/22/17 | Baltimore Orioles optioned RHP Gabriel Ynoa to Norfolk Tides. |
| 05/22/17 | Baltimore Orioles optioned RHP Miguel Castro to Bowie Baysox. |
| 05/22/17 | Baltimore Orioles recalled Tyler Wilson from Norfolk Tides. |
| 05/21/17 | Baltimore Orioles placed SS Ryan Flaherty on the 10-day disabled list retroactive to May 19, 2017. Right shoulder strain. |
| 05/21/17 | Baltimore Orioles transferred SS Ryan Flaherty from the 10-day disabled list to the 60-day disabled list. Right shoulder strain. |
| 05/21/17 | Baltimore Orioles selected the contract of SS Paul Janish from Norfolk Tides. |
| 05/20/17 | Chicago White Sox traded LHP Alex Katz to Baltimore Orioles for Future Considerations. |
| 05/17/17 | Baltimore Orioles optioned LHP Donnie Hart to Norfolk Tides. |
| 05/17/17 | Baltimore Orioles designated C Francisco Pena for assignment. |
| 05/17/17 | Baltimore Orioles recalled Stefan Crichton from Norfolk Tides. |
| 05/17/17 | Baltimore Orioles recalled Miguel Castro from Bowie Baysox. |
| 05/16/17 | Baltimore Orioles sent LF Craig Gentry outright to Norfolk Tides. |
| 05/16/17 | Baltimore Orioles activated C Welington Castillo from the 10-day disabled list. |
| 05/14/17 | Baltimore Orioles recalled LHP Richard Bleier from Norfolk Tides. |
| 05/14/17 | Baltimore Orioles optioned LHP Vidal Nuno to Norfolk Tides. |
| 05/13/17 | Baltimore Orioles sent C Welington Castillo on a rehab assignment to Bowie Baysox. |
| 05/10/17 | Baltimore Orioles signed free agent 3B Shane Hoelscher to a minor league contract. |
| 05/10/17 | Baltimore Orioles signed free agent SS Edidson Rojas to a minor league contract. |
| 05/10/17 | Baltimore Orioles recalled Vidal Nuno from Norfolk Tides. |
| 05/10/17 | Baltimore Orioles optioned RHP Logan Verrett to Norfolk Tides. |
| 05/07/17 | Baltimore Orioles optioned RHP Stefan Crichton to Norfolk Tides. |
| 05/07/17 | Baltimore Orioles activated RHP Chris Tillman from the 10-day disabled list. |
| 05/06/17 | Baltimore Orioles placed LHP Zach Britton on the 10-day disabled list retroactive to May 5, 2017. Left forearm strain. |
| 05/06/17 | Gabriel Ynoa roster status changed by Baltimore Orioles. |
| 05/06/17 | Baltimore Orioles recalled Alec Asher from Norfolk Tides. |
| 05/06/17 | Baltimore Orioles traded RHP Damien Magnifico to Los Angeles Angels for RHP Jordan Kipper. |
| 05/06/17 | Baltimore Orioles recalled Logan Verrett from Norfolk Tides. |
| 05/06/17 | Baltimore Orioles traded RHP Damien Magnifico to Los Angeles Angels for RHP Jordan Kipper. |
| 05/05/17 | Baltimore Orioles optioned RHP Tyler Wilson to Norfolk Tides. |
| 05/05/17 | Baltimore Orioles recalled Stefan Crichton from Norfolk Tides. |
| 05/04/17 | Baltimore Orioles optioned LHP Richard Bleier to Norfolk Tides. |
| 05/04/17 | Atlanta Braves traded C Armando Araiza to Baltimore Orioles for cash. |
| 05/04/17 | Baltimore Orioles recalled Tyler Wilson from Norfolk Tides. |
| 05/04/17 | Baltimore Orioles optioned RHP Alec Asher to Norfolk Tides. |
| 05/04/17 | Baltimore Orioles recalled RHP Gabriel Ynoa from Norfolk Tides. |
| 05/02/17 | Baltimore Orioles designated RHP Damien Magnifico for assignment. |
| 05/02/17 | Baltimore Orioles placed C Welington Castillo on the 10-day disabled list retroactive to May 1, 2017. Right shoulder tendinitis. |
| 05/02/17 | Baltimore Orioles selected the contract of C Francisco Pena from Norfolk Tides. |
| 05/02/17 | Baltimore Orioles sent RHP Chris Tillman on a rehab assignment to Norfolk Tides. |
| 05/02/17 | Baltimore Orioles optioned RHP Mike Wright to Norfolk Tides. |
| 05/02/17 | Baltimore Orioles activated LHP Zach Britton from the 10-day disabled list. |
| 05/01/17 | Baltimore Orioles recalled Mike Wright from Norfolk Tides. |
| 05/01/17 | Baltimore Orioles optioned Logan Verrett to Norfolk Tides. |