| | PG | League Suspension (Signed) |
| | SF | Signed/Offer Sheet (The Milwaukee Bucks signed F Jaylin Galloway.) |
| | PG | Signed/Offer Sheet (The Milwaukee Bucks signed G Ryan Rollins to a two-way contract.) |
| | SF | Signed/Offer Sheet (The Milwaukee Bucks signed F Danilo Gallnari.) |
| | C | Traded (The Milwaukee Bucks traded C Robin Lopez to the Sacramento Kings.) To |
| | PG | Traded (The Philadelphia 76ers traded G Patrick Beverley to the Milwaukee Bucks.) From |
| | PG | Traded (The Milwaukee Bucks traded G Cameron Payne to the Philadelphia 76ers.) To |
| | C | Waived (The Milwaukee Bucks waived C Marques Bolden.) |
| | PG | Waived (The Milwaukee Bucks waived G Lindell Wigginton.) |
| | PG | Other Transaction (The Milwaukee Bucks converted G TyTy Washington Jr. to a two-way contract. ) |
| | PG | Other Transaction (The Milwaukee Bucks converted G Lindell Wigginton to a two-way contract. ) |
| | SG | Waived (The Milwaukee Bucks waived G Elijah Hughes) |
| | PG | Waived (The Milwaukee Bucks waived G Kihei Clark. ) |
| | C | Other Transaction (The Milwaukee Bucks signed C Marques Bolden to a two-way contract. ) |
| | SF | Waived (The Milwaukee Bucks waived F Glenn Robinson III. ) |
| | C | Signed/Offer Sheet (The Milwaukee Bucks signed C Marques Bolden to a two-way contract. ) |
| | SG | Signed/Offer Sheet (The Milwaukee Bucks signed G Elijah Hughes.) |
| | PG | Signed/Offer Sheet (The Milwaukee Bucks signed G Kihei Clark.) |
| | SF | Signed/Offer Sheet (The Milwaukee Bucks signed F Glenn Robinson III.) |
| | SG | Waived (The Milwaukee Bucks waived G Omari Moore.) |
| | PF | Waived (The Milwaukee Bucks waived F Drew Timme.) |
| | PG | Waived (The Milwaukee Bucks waived G Jazian Gortman.) |
| | PG | Signed/Offer Sheet (The Milwuakee Bucks signed G Cameron Payne.) |
| | SG | Traded (The Milwaukee Bucks traded G Grayson Allen to the Phoenix Suns.) To |
| | PG | Traded (The Milwaukee Bucks traded G Jrue Holiday to the Portland Trail Blazers.) To |
| | PG | Traded (The Portland Trail Blazers traded G Damian Lillard to the Milwaukee Bucks.) From |
| | C | Signed/Offer Sheet (The Milwaukee Bucks signed C Marques Bolden.) |
| | PG | Signed/Offer Sheet (The Milwaukee Bucks signed G TyTy Washington Jr.) |
| | SF | Re-Signed (The Milwaukee Bucks re-signed F Thanasis Antetokounmpo.) |
| | PG | Signed/Offer Sheet (The Milwuakee Bucks signed G Jazian Gortman.) |
| | SG | Signed/Offer Sheet (The Milwaukee Bucks signed G A.J. Green.) |
| | SG | Signed/Offer Sheet (The Milwaukee Bucks signed G Malik Beasley. ) |
| | C | Signed/Offer Sheet (The Milwaukee Bucks signed C Robin Lopez. ) |
| | SF | Signed/Offer Sheet (The Milwaukee Bucks signed F Jae Crowder. ) |
| | C | Signed/Offer Sheet (The Milwaukee Bucks signed C Brook Lopez.) |
| | SG | Declared Free Agency (G A.J. Green declared free agency.) |
| | PG | Declared Free Agency (G Goran Dragic declared free agency.) |
| | C | Declared Free Agency (C Brook Lopez declared free agency.) |
| | SG | Declared Free Agency (G Wesley Matthews declared free agency.) |
| | C | Declared Free Agency (F-C Meyers Leonard declared free agency.) |
| | SF | Declared Free Agency (F Thanasis Antetokounmpo declared free agency.) |
| | SF | Declared Free Agency (F-G Joe Ingles declared free agency.) |
| | SF | Declared Free Agency (F Jae Crowder declared free agency.) |
| | PF | Signed/Offer Sheet (The Milwaukee Bucks signed F Drew Timme.) |
| | SG | Signed/Offer Sheet (The Milwaukee Bucks signed G Omari Moore.) |