| | 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) |
| | 1B | Sent to Minors (Signed) |
| | SP | Reinstated from Bereavement/Family Medical Emergency List (Signed) |
| | RP | Sent to Minors (Signed) |
| | RP | Removed From 10-Day DL (Recovery from right elbow surgery) |
| | RP | Recalled From Minors Rehab (Signed) |
| | CF | Sent to Minors (Signed) |
| | RP | Called Up from Minors (Signed) |
| | RP | Sent to Minors (Signed) |
| | CF | Called Up from Minors (Signed) |
| | SP | Placed on Bereavement/Family Medical Emergency List (Signed) |
| | CF | Sent to Minors (Signed) |
| | LF | Purchased From Minors (Signed) |
| | RP | NTR - Called Up From Minors (Signed) |
| | RP | Traded (for RHP Tommy DeJuneas) To |
| | C | Purchased From Minors (Signed) |
| | RP | Removed From 10-Day DL (Right elbow soreness) |
| | RP | Recalled From Minors Rehab (Signed) |
| | C | Placed on 10-Day DL (Strained right knee) |
| | 1B | Sent to Minors (Signed) |
| | 1B | Reinstated from Paternity Leave List (Signed) |
| | RP | Sent to Minors (Signed) |
| | RP | Called Up from Minors (Signed) |
| | SS | Placed on 10-Day DL (Lower back soreness) |
| | 1B | Placed on Paternity Leave List (Signed) |
| | 1B | Called Up from Minors (Signed) |
| | RP | Sent to Minors for Rehabilitation (Signed) |
| | RP | Sent to Minors (Signed) |
| | RP | Reinstated from Illegal Substance Suspension (Signed) |
| | RP | Recalled From Minors Rehab (Signed) |
| | RP | Sent to Minors for Rehabilitation (Signed) |
| | RP | Sent to Minors (Signed) |
| | RP | Reinstated from Paternity Leave List (Signed) |
| | 1B | Called Up from Minors (Signed) |
| | RP | Placed on Paternity Leave List (Signed) |
| | RP | Sent to Minors for Rehabilitation (Signed) |
| | RP | Placed on 10-Day DL (Right elbow soreness) |
| | C | Outrighted to Minors (Signed) |
| | RP | Called Up from Minors (Signed) |
| | C | Removed From 10-Day DL (Right knee soreness) |
| | C | Designated for Assignment (Signed) |
| | RF | Removed From 10-Day DL (Leg infection) |
| | RF | Recalled From Minors Rehab (Signed) |
| | 3B | Sent to Minors (Signed) |
| | RF | Sent to Minors for Rehabilitation (Signed) |
| | LF | Sent to Minors (Signed) |
| | LF | Removed From 10-Day DL (Gastrointestinal discomfort) |
| | LF | Recalled From Minors Rehab (Signed) |
| | C | Placed on 10-Day DL (Right knee soreness) |
| | C | Purchased From Minors (Signed) |
| | LF | Sent to Minors for Rehabilitation (Signed) |
| | CF | Called Up from Minors (Signed) |
| | RF | Placed on 10-Day DL (Leg infection) |
| | 1B | Released (Signed) |
| | 3B | Called Up from Minors (Signed) |
| | LF | Placed on 10-Day DL (Gastrointestinal discomfort) |
| | LF | Called Up from Minors (Signed) |
| | CF | Sent to Minors (Signed) |
| | RP | Removed From 10-Day DL (Back soreness) |
| | RP | Sent to Minors (Signed) |
| | 1B | Removed From 10-Day DL (Hamate bone surgery, left hand) |
| | 1B | Recalled From Minors Rehab (Signed) |
| | 3B | Sent to Minors (Signed) |
| | RP | Called Up from Minors (Signed) |
| | RP | Placed on 10-Day DL (Back soreness) |
| | RP | Recalled From Minors Rehab (Signed) |
| | RP | Sent to Minors (Signed) |
| | RP | Removed From 10-Day DL (Strained left oblique) |
| | RP | Sent to Minors for Rehabilitation (Signed) |
| | 1B | Sent to Minors for Rehabilitation (Signed) |
| | 1B | Placed on 10-Day DL (Hamate bone surgery, left hand) |
| | 1B | Reinstated From League Suspension (Signed) |
| | RP | Placed on 10-Day DL (Strained left oblique) |
| | 1B | Starting to Serve Suspension (Signed) |
| | RP | Placed on 10-Day DL (Recovery from right elbow surgery) |
| | RP | Placed on 10-Day DL (Recovery from right elbow surgery) |
| | 1B | Sent to Minors (Signed) |
| | LF | Sent to Minors (Signed) |
| | 1B | Sent to Minors (Signed) |
| | RP | Sent to Minors (Signed) |
| | 2B | Signed (seven-year restructured contract) |
| | RP | Sent to Minors (Signed) |
| | RP | Sent to Minors (Signed) |
| | RP | Sent to Minors (Signed) |
| | RP | Sent to Minors (Signed) |
| | RP | Returned Drafted Player (Signed) |
| | SP | Suspension Announced By League (50 games for violating MLB drug program) |
| | RP | Signed (wins arbitration) |
| | RF | Signed (two-year contract, avoids arbitration) |
| | RP | Signed (wins arbitration) |
| | RP | Starting to Serve Illegal Substance Suspension (Signed) |
| | 1B | Suspension Announced By League (100 games for violating MLB drug program) |
| | RP | Suspension Announced By League (80 games for violating MLB drug program) |
| | RP | Acquired Off Waivers (Signed) From |
| | 3B | Traded (for RHP Gerrit Cole, five-player deal) To |
| | SP | Traded (for RHP Gerrit Cole, five-player deal) To |
| | RP | Traded (for RHP Gerrit Cole, five-player deal) To |
| | SP | Traded (for 3B Colin Moran, five-player deal) From |
| | RP | Signed (avoids arbitration) |
| | SP | Signed (avoids arbitration) |
| | SP | Signed (avoids arbitration) |
| | C | Signed (avoids arbitration) |
| | CF | Signed (avoids arbitration) |
| | LF | Traded (for future considerations) To |
| | LF | Designated for Assignment (Signed) |
| | RP | Signed as Free Agent (two-year contract) |
| | RP | Drafted Via Rule 5 (Signed) |
| | RP | Signed as Free Agent (two-year contract) |
| | C | Signed to a Minor League Contract (Signed) |
| | SP | Free Agent - No Contract Offer (non-tendered) |
| | C | Acquired Off Waivers (Signed) To |
| | CF | Traded (for RHP Brandon Bailey) To |
| | RP | Purchased From Minors (Signed) |
| | RP | Purchased From Minors (Signed) |
| | RF | Retired (Signed) |
| | 2B | Signed (team option exercised) |
| | LF | Signed (team option exercised) |