| | SP | Signed (wins arbitration) |
| | SS | Signed (wins arbitration) |
| | RP | Signed (avoids arbitration) |
| | SP | Signed as Free Agent (one-year contract) |
| | RP | Signed (avoids arbitration) |
| | CF | Signed (avoids arbitration) |
| | RP | Signed (avoids arbitration) |
| | SP | Signed (avoids arbitration) |
| | RP | Signed (avoids arbitration) |
| | RP | Signed (avoids arbitration) |
| | RP | Signed (avoids arbitration) |
| | SS | Traded (for INF J.D. Davis, five-player deal) From |
| | 3B | Traded (for OF Ross Adolph, five-player deal) To |
| | LF | Signed as Free Agent (two-year contract) |
| | C | Signed as Free Agent (one-year contract) |
| | C | Free Agent - No Contract Offer (non-tendered) |
| | C | Purchased From Minors (Signed) |
| | SP | Purchased From Minors (Signed) |
| | RP | Purchased From Minors (Signed) |
| | SP | Traded (for INF Aledmys Diaz) To |
| | SS | Traded (for RHP Trent Thornton) From |
| | C | Acquired Off Waivers (Signed) From |
| | SP | Tendered Qualifying Offer (declined) |
| | RP | Outrighted to Minors (Signed) |
| | C | Declared Free Agency (team option declined) |
| | RP | Refused Minor League Assignment - Free Agent (Signed) |
| | RP | Declared Free Agency (Signed) |
| | SP | Declared Free Agency (Signed) |
| | C | Declared Free Agency (Signed) |
| | SP | Declared Free Agency (Signed) |
| | LF | Declared Free Agency (Signed) |
| | C | Declared Free Agency (Signed) |
| | 1B | NTR - Called Up From Minors (Signed) |
| | RP | NTR - Called Up From Minors (Signed) |
| | LF | NTR - Called Up From Minors (Signed) |
| | RP | NTR - Called Up From Minors (Signed) |
| | RP | Called Up from Minors (Signed) |
| | SP | Removed From 10-Day DL (Right elbow discomfort) |
| | LF | Called Up from Minors (Signed) |
| | RP | Transferred to 60-Day DL (Recovery from right elbow surgery) |
| | CF | Purchased From Minors (Signed) |
| | SP | Removed From 10-Day DL (Right shoulder discomfort) |
| | RP | Called Up from Minors (Signed) |
| | 3B | Called Up from Minors (Signed) |
| | RP | Called Up from Minors (Signed) |
| | C | Removed From 10-Day DL (Strained right knee) |
| | C | Recalled From Minors Rehab (Signed) |
| | CF | Removed From 10-Day DL (Left groin discomfort) |
| | CF | Recalled From Minors Rehab (Signed) |
| | SP | Purchased From Minors (Signed) |
| | SP | Placed on 10-Day DL (Right shoulder discomfort) |
| | RP | Removed From 10-Day DL (Left hamstring tightness) |
| | RP | Recalled From Minors Rehab (Signed) |
| | CF | Sent to Minors for Rehabilitation (Signed) |
| | 2B | Removed From 10-Day DL (Right knee discomfort) |
| | 2B | Recalled From Minors Rehab (Signed) |
| | RP | Purchased From Minors (Signed) |
| | LF | Sent to Minors (Signed) |
| | RP | Sent to Minors (Signed) |
| | 2B | Sent to Minors for Rehabilitation (Signed) |
| | RF | Removed From 10-Day DL (Sprained left thumb) |
| | C | Sent to Minors for Rehabilitation (Signed) |
| | LF | Sent to Minors (Signed) |
| | RP | Sent to Minors for Rehabilitation (Signed) |
| | LF | Called Up from Minors (Signed) |
| | CF | Placed on 10-Day DL (Left groin discomfort) |
| | SS | Removed From 10-Day DL (Lower back soreness) |
| | SS | Recalled From Minors Rehab (Signed) |
| | 3B | Sent to Minors (Signed) |
| | RP | NTR - Called Up From Minors (Signed) |
| | RP | Acquired Off Waivers (Signed) To |
| | RF | Placed on 10-Day DL (Sprained left thumb) |
| | LF | Called Up from Minors (Signed) |
| | RP | Reinstated From Restricted List (Signed) |
| | SP | Placed on 10-Day DL (Right elbow discomfort) |
| | RP | Recalled From Minors Rehab (Signed) |
| | RP | Placed on 10-Day DL (Left hamstring tightness) |
| | RP | Called Up from Minors (Signed) |
| | SS | Sent to Minors for Rehabilitation (Signed) |
| | RP | Sent to Minors for Rehabilitation (Signed) |
| | CF | Called Up from Minors (Signed) |
| | LF | Sent to Minors (Signed) |
| | C | Outrighted to Minors (Signed) |
| | RP | Traded (for RHP Roberto Osuna, four-player deal) To |
| | RP | Traded (for RHP Roberto Osuna, four-player deal) To |
| | RP | NTR - Called Up From Minors (Signed) |
| | RP | Traded (for RHP Roberto Osuna, four-player deal) To |
| | RP | NTR - Called Up From Minors (Signed) |
| | RP | Traded (for RHP Ken Giles, four-player deal) From |
| | C | Refused Minor League Assignment - Free Agent (Signed) |
| | RP | Released (Signed) |
| | 1B | Called Up from Minors (Signed) |
| | 2B | Placed on 10-Day DL (Right knee discomfort) |
| | RP | Sent to Minors (Signed) |
| | RP | Traded (for RHP Jorge Alcala, three-player deal) From |
| | C | Designated for Assignment (Signed) |
| | C | Traded (for LHP Patrick Sandoval) From |
| | 3B | Called Up from Minors (Signed) |