| | 1B | Signed (The Baltimore Orioles signed INF Curtis Terry to a minor league contract.) |
| | P | Traded (The Oakland Athletics traded LHP Cole Irvin to the Baltimore Orioles.) From |
| | P | Designated for Assignment (The Baltimore Orioles designated LHP Darwinzon Hernandez for assignment.) |
| | SS | Traded (The Baltimore Orioles traded INF Darell Hernaiz to the Oakland Athletics.) To |
| | P | Traded (The Oakland Athletics traded RHP Kyle Virbitsky to the Baltimore Orioles.) From |
| | 1B | Traded (for cash considerations) To |
| | 3B | Designated for Assignment (Signed) |
| | C | Traded (for future considerations) From |
| | P | Signed as Free Agent (one-year contract) |
| | 1B | Designated for Assignment (Signed) |
| | P | Signed to a Minor League Contract (Signed) |
| | P | Signed to a Minor League Contract (Signed) |
| | P | Signed to a Minor League Contract (Signed) |
| | 2B | Signed as Free Agent (one-year contract) |
| | P | Drafted Via Rule 5 (Signed) |
| | RF | Signed to a Minor League Contract (Signed) |
| | 1B | Signed to a Minor League Contract (Signed) |
| | P | Signed as Free Agent (one-year contract) |
| | CF | Outrighted to Minors (Signed) |
| | LF | Signed to a Minor League Contract (Signed) |
| | LF | Acquired Off Waivers (Signed) To |
| | 1B | Acquired Off Waivers (Signed) From |
| | C | Outrighted to Minors (Signed) |
| | P | Purchased From Minors (Signed) |
| | P | Purchased From Minors (Signed) |
| | P | Purchased From Minors (Signed) |
| | SS | Purchased From Minors (Signed) |
| | P | Purchased From Minors (Signed) |
| | P | Declared Free Agency (Signed) |
| | LF | Declared Free Agency (Signed) |
| | RF | Refused Minor League Assignment - Free Agent (Signed) |
| | C | Declared Free Agency (Signed) |
| | P | Declared Free Agency (Signed) |
| | P | Declared Free Agency (Signed) |
| | P | Declared Free Agency (Signed) |
| | P | Declared Free Agency (RHP Brenan Hanifee declared free agency.) |
| | P | Declared Free Agency (Signed) |
| | RF | Outrighted to Minors (Signed) |
| | P | Declared Free Agency (team option declined) |
| | CF | Acquired Off Waivers (Signed) From |
| | C | Outrighted to Minors (Signed) |
| | 2B | Declared Free Agency (Signed) |
| | C | Declared Free Agency (Signed) |
| | DH | Declared Free Agency (Signed) |
| | C | Outrighted to Minors (Signed) |
| | LF | Signed (avoids arbitration) |
| | C | Refused Minor League Assignment - Free Agent (Signed) |
| | P | Refused Minor League Assignment - Free Agent (Signed) |
| | C | Outrighted to Minors (Signed) |
| | P | Outrighted to Minors (Signed) |
| | C | Signed (one-year extension) |
| | P | Acquired Off Waivers (Signed) To |
| | P | Outrighted to Minors (Signed) |
| | P | Declared Free Agency (Signed) |
| | P | Designated for Assignment (Signed) |
| | P | Designated for Assignment (Signed) |
| | C | Acquired Off Waivers (Signed) From |
| | C | Acquired Off Waivers (Signed) From |
| | P | Acquired Off Waivers (Signed) To |
| | P | Refused Minor League Assignment - Free Agent (Signed) |
| | LF | Acquired Off Waivers (Signed) From |
| | P | Designated for Assignment (Signed) |
| | P | Outrighted to Minors (Signed) |
| | C | Called Up from Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | RF | Declared Free Agency (Signed) |
| | SS | Declared Free Agency (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Declared Free Agency (Signed) |
| | RF | Called Up from Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | C | Purchased From Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | 3B | Removed From 10-Day IL (Sprained right knee) |
| | P | Designated for Assignment (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Called Up from Minors (recalled as 29th roster player) |
| | P | Return of 27th man (Signed) |
| | P | Called Up from Minors (Signed) |
| | 3B | Called Up from Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | 3B | Placed on 10-Day IL (Sprained right knee) |
| | P | Sent to Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Outrighted to Minors (Signed) |
| | P | Recalled From Minors Rehab (Signed) |
| | 3B | Released (Signed) |
| | P | Outrighted to Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Designated for Assignment (Signed) |
| | C | Sent to Minors (Signed) |
| | C | Acquired Off Waivers (Signed) From |
| | P | Sent to Minors (Signed) |
| | 2B | Outrighted to Minors (Signed) |
| | P | Recalled From Minors Rehab (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | 2B | Designated for Assignment (Signed) |
| | 2B | Reinstated From Restricted List (Signed) |
| | P | Called Up from Minors (recalled as 29th roster player) |
| | 2B | Placed on Restricted List (Signed) |
| | P | Acquired Off Waivers (Signed) From |
| | P | Called Up from Minors (Signed) |
| | P | Outrighted to Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Return of 27th man (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Recalled From Minors Rehab (Signed) |
| | P | Designated for Assignment (Signed) |
| | SS | Outrighted to Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Acquired Off Waivers (Signed) From |
| | P | Sent to Minors for Rehabilitation (Signed) |
| | P | Outrighted to Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | DH | Purchased From Minors (Signed) |
| | SS | Designated for Assignment (Signed) |
| | P | Recalled From Minors Rehab (Signed) |
| | DH | Signed to a Minor League Contract (Signed) |
| | P | Designated for Assignment (Signed) |
| | 3B | Sent to Minors (Signed) |
| | 3B | Purchased From Minors (Signed) |
| | P | Outrighted to Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Acquired Off Waivers (Signed) From |
| | 2B | Sent to Minors (Signed) |
| | 2B | Removed From 10-Day IL (Fractured right finger) |
| | 2B | Recalled From Minors Rehab (Signed) |
| | SS | Sent to Minors (Signed) |
| | 2B | Reinstated from Paternity Leave List (Signed) |
| | RF | Outrighted to Minors (Signed) |
| | RF | Called Up from Minors (recalled as 27th roster player) |
| | P | Released (Signed) |
| | RF | Return of 27th man (Signed) |
| | P | Sent to Minors for Rehabilitation (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | SS | Called Up from Minors (Signed) |
| | RF | Purchased From Minors (Signed) |
| | 2B | Sent to Minors for Rehabilitation (Signed) |
| | RF | Designated for Assignment (Signed) |
| | 2B | Placed on Paternity Leave List (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Sent to Minors for Rehabilitation (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | 3B | Acquired Off Waivers (Signed) To |
| | P | Released (Signed) |
| | RF | Sent to Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Traded (for RHP Jorge Lopez, five-player deal) From |
| | RF | Traded (for cash considerations) From |
| | P | Traded (for RHP Yennier Cano, five-player deal) To |
| | RF | Called Up from Minors (Signed) |
| | P | Traded (three-team, five-player deal) From |
| | LF | Traded (three-team, five-player deal) To |
| | P | Traded (three-team, five-player deal) From |
| | P | Recalled From Minors Rehab (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | 2B | Called Up from Minors (Signed) |
| | 2B | Placed on 10-Day IL (Fractured right finger) |
| | P | Sent to Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Released (Signed) |
| | C | Released (Signed) |
| | P | Acquired Off Waivers (Signed) To |
| | P | Acquired Off Waivers (Signed) From |
| | P | Sent to Minors (Signed) |
| | P | Designated for Assignment (Signed) |
| | P | Recalled From Minors Rehab (Signed) |
| | P | Sent to Minors for Rehabilitation (Signed) |
| | P | Traded (for cash considerations) To |
| | P | Outrighted to Minors (Signed) |
| | P | Purchased From Minors (Signed) |
| | P | Transferred to 60-Day IL (Right elbow inflammation) |
| | P | Called Up from Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Sent to Minors for Rehabilitation (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Acquired Off Waivers (Signed) From |
| | P | Designated for Assignment (Signed) |
| | P | Called Up from Minors (Signed) |
| | 3B | Removed From 10-Day IL (Strained left oblique) |
| | 3B | Recalled From Minors Rehab (Signed) |
| | SS | Sent to Minors (Signed) |
| | 3B | Sent to Minors for Rehabilitation (Signed) |