| | RP | Placed on 10-Day IL (Right elbow discomfort) |
| | RP | Called Up from Minors (Signed) |
| | SP | Purchased From Minors (Signed) |
| | 2B | Placed on 10-Day IL (Strained left hamstring) |
| | LF | Return of 26th man (Signed) |
| | LF | Called Up from Minors (recalled as 26th roster player) |
| | RP | Called Up from Minors (Signed) |
| | RP | Sent to Minors (Signed) |
| | RP | Called Up from Minors (Signed) |
| | RP | Sent to Minors (Signed) |
| | RP | Placed on 10-Day IL (Ruptured left Achilles - out 6-8 months) |
| | SP | Placed on 10-Day IL (Recovery from right elbow surgery) |
| | SP | Signed (three-year contract) |
| | RP | Sent to Minors (Signed) |
| | 3B | Signed (five-year contract extension) |
| | 1B | Sent to Minors (Signed) |
| | RP | Sent to Minors (Signed) |
| | RP | Signed (two-year extension) |
| | CF | Sent to Minors (Signed) |
| | RP | Sent to Minors (Signed) |
| | LF | Sent to Minors (Signed) |
| | RP | Suspension Announced By League (80 games for violating MLB drug program) |
| | LF | Sent to Minors (Signed) |
| | SP | Sent to Minors (Signed) |
| | C | Sent to Minors (Signed) |
| | RP | Sent to Minors (Signed) |
| | RP | Sent to Minors (Signed) |
| | RP | Sent to Minors (Signed) |
| | 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) |
