| | P | Traded (for cash considerations) To |
| | P | Sent to Minors (Signed) |
| | P | Recalled From Minors Rehab (Signed) |
| | P | Designated for Assignment (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Traded (for cash considerations) From |
| | P | Sent to Minors for Rehabilitation (Signed) |
| | P | Called Up from Minors (Signed) |
| | SS | Acquired Off Waivers (Signed) To |
| | LF | Sent to Minors for Rehabilitation (Signed) |
| | P | Sent to Minors for Rehabilitation (Signed) |
| | P | Signed (wins arbitration) |
| | P | Released (Signed) |
| | 1B | Called Up from Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Outrighted to Minors (Signed) |
| | P | Designated for Assignment (Signed) |
| | P | Removed From 10-Day IL (COVID-19 injured list (positive test)) |
| | 2B | Purchased From Minors (Signed) |
| | 3B | Outrighted to Minors (Signed) |
| | 3B | Designated for Assignment (Signed) |
| | 1B | Sent to Minors (Signed) |
| | 1B | Acquired Off Waivers (Signed) From |
| | LF | Signed (loses arbitration) |
| | SS | Signed (wins arbitration) |
| | P | Placed on 10-Day IL (COVID-19 injured list (positive test)) |
| | P | Traded (for cash considerations) From |
| | 1B | Released (Signed) |
| | LF | Transferred to 60-Day IL (Blurred vision, swollen right eye) |
| | SS | Sent to Minors (Signed) |
| | SS | Acquired Off Waivers (Signed) From |
| | P | Cleared Waivers and Became a Free Agent (Signed) |
| | 3B | Sent to Minors (Signed) |
| | 3B | Acquired Off Waivers (Signed) From |
| | C | Transferred to 60-Day IL (Left wrist surgery - out for season) |
| | P | Sent to Minors (Signed) |
| | P | Purchased From Minors (Signed) |
| | P | Released (Signed) |
| | CF | Purchased From Minors (Signed) |
| | RF | Sent to Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Designated for Assignment (Signed) |
| | P | Signed (loses arbitration) |
| | P | Called Up from Minors (Signed) |
| | 3B | Signed (loses arbitration) |
| | P | Return of 27th man (Signed) |
| | P | Called Up from Minors (recalled as 27th roster player) |
| | P | Sent to Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | RF | Outrighted to Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | C | Placed on 10-Day IL (Left wrist surgery - out for season) |
| | C | Called Up from Minors (Signed) |
| | RF | Removed From 10-Day IL (Recovery from right knee surgery) |
| | RF | Recalled From Minors Rehab (Signed) |
| | RF | Designated for Assignment (Signed) |
| | 2B | Signed to a Minor League Contract (Signed) |
| | P | Called Up from Minors (Signed) |
| | LF | Placed on 10-Day IL (Blurred vision, swollen right eye) |
| | 3B | Reinstated from Paternity Leave List (Signed) |
| | P | Traded (for RHP Jesse Chavez and cash) To |
| | P | Traded (with cash for LHP Sean Newcomb) From |
| | P | Sent to Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | RF | Called Up from Minors (Signed) |
| | 3B | Placed on Paternity Leave List (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Called Up from Minors (Signed) |
| | P | Designated for Assignment (Signed) |
| | P | Acquired Off Waivers (Signed) To |
| | C | Outrighted to Minors (Signed) |
| | RF | Sent to Minors for Rehabilitation (Signed) |
| | P | Sent to Minors (Signed) |
| | C | Designated for Assignment (Signed) |
| | P | Purchased From Minors (Signed) |
| | P | Designated for Assignment (Signed) |
| | P | Purchased From Minors (Signed) |
| | C | Sent to Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | CF | Signed to a Minor League Contract (Signed) |
| | P | Signed to a Minor League Contract (Signed) |
| | RF | Placed on 10-Day IL (Recovery from right knee surgery) |
| | P | Suspension Announced By League (80 games for violating MLB drug program) |
| | P | Sent to Minors (Signed) |
| | P | Purchased From Minors (Signed) |
| | RF | Sent to Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | 2B | Released (Signed) |
| | C | Sent to Minors (Signed) |
| | LF | Signed to a Minor League Contract (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Signed to a Minor League Contract (Signed) |
| | CF | Sent to Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Signed (avoids arbitration) |
| | P | Signed (avoids arbitration) |
| | P | Signed (avoids arbitration) |
| | P | Signed to a Minor League Contract (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | 2B | Signed to a Minor League Contract (Signed) |
| | P | Signed to a Minor League Contract (Signed) |
| | P | Signed to a Minor League Contract (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Sent to Minors (Signed) |
| | P | Signed as Free Agent (one-year contract) |
| | 2B | Signed to a Minor League Contract (Signed) |
| | 2B | Signed to a Minor League Contract (Signed) |
| | P | Signed as Free Agent (one-year contract) |
| | P | Signed (avoids arbitration) |
| | LF | Signed as Free Agent (two-year contract) |
| | RF | Signed as Free Agent (one-year contract) |
| | 1B | Signed (eight-year extension) |
| | P | Signed as Free Agent (two-year contract) |
| | P | Traded (for 1B Matt Olson, five-player deal) To |
| | P | Traded (for 1B Matt Olson, five-player deal) To |
| | C | Traded (for 1B Matt Olson, five-player deal) To |
| | CF | Traded (for 1B Matt Olson, five-player deal) To |
| | 1B | Traded (for OF Cristian Pache, five-player deal) From |
| | 2B | Signed to a Minor League Contract (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) |
| | RP | Signed to a Minor League Contract (Signed) |
| | P | Signed to a Minor League Contract (Signed) |
| | P | Signed to Play in Japan (Orix Buffaloes) |
| | 1B | Drafted Via Rule 5 (Minor League phase) |
| | SS | Signed (two-year contract, avoids arbitration) |
| | CF | Signed (avoids arbitration) |
| | P | Free Agent - No Contract Offer (non-tendered) |
| | P | Free Agent - No Contract Offer (non-tendered) |
| | 3B | Free Agent - No Contract Offer (non-tendered) |
| | 3B | Designated for Assignment (Signed) |
| | P | Acquired Off Waivers (Signed) To |
| | P | Signed to a Minor League Contract (Signed) |
| | P | Signed as Free Agent (two-year contract) |
| | P | Designated for Assignment (Signed) |
| | P | Traded (for future considerations) From |
| | CF | Purchased From Minors (Signed) |
| | P | Purchased From Minors (Signed) |
| | P | Purchased From Minors (Signed) |
| | P | Purchased From Minors (Signed) |
| | C | Signed as Free Agent (two-year contract) |
| | 2B | Released (Signed) |
| | RP | Declared Free Agency (Signed) |
| | P | Refused Minor League Assignment - Free Agent (Signed) |
| | P | Declared Free Agency (Signed) |
| | 2B | Declared Free Agency (Signed) |
| | 3B | Declared Free Agency (Signed) |
| | 2B | Declared Free Agency (Signed) |
| | C | Declared Free Agency (Signed) |
| | C | Refused Minor League Assignment - Free Agent (Signed) |
| | P | Declared Free Agency (Signed) |
| | P | Cleared Waivers and Became a Free Agent (Signed) |
| | LF | Declared Free Agency (player declined mutual option) |
| | 1B | Tendered Qualifying Offer (declined) |
| | LF | Removed From 10-Day IL (Fractured fingers, left hand) |
| | RF | Purchased From Minors (Signed) |
| | P | Purchased From Minors (Signed) |
| | P | Declared Free Agency (team option declined) |
| | LF | Refused Minor League Assignment - Free Agent (Signed) |
| | LF | Outrighted to Minors (Signed) |
| | P | Released (Signed) |
| | CF | Declared Free Agency (player declines mutual option) |