| | C | Re-Signed (One-year, two-way contract) |
| | RW | Re-Signed (One-year contract) |
| | LW | Became Unrestricted Free Agent (Not tendered a qualifying offer) |
| | D | Became Unrestricted Free Agent (Signed) |
| | D | Became Unrestricted Free Agent (Signed) |
| | RW | Became Unrestricted Free Agent (Not tendered a qualifying offer) |
| | D | Became Unrestricted Free Agent (Signed) |
| | D | Became Unrestricted Free Agent (Signed) |
| | LW | Became Unrestricted Free Agent (Not tendered a qualifying offer) |
| | G | Became Unrestricted Free Agent (Signed) |
| | D | Became Unrestricted Free Agent (Signed) |
| | G | Signed as Free Agent (One-year contract) |
| | LW | Signed as Free Agent (One-year contract) |
| | D | Signed as Free Agent (One-year, two-way contract) |
| | RW | Became Unrestricted Free Agent (Signed) |
| | RW | Became Unrestricted Free Agent (Signed) |
| | LW | Became Unrestricted Free Agent (Signed) |
| | D | Contract extended (One-year contract extension) |
| | C | Contract extended (One-year contract extension) |
| | LW | Contract extended (Two-year contract extension) |
| | RW | Contract extended (Four-year contract extension) |
| | D | Contract extended (One-year, two-way contract extension) |
| | LW | Traded (for Brock Faber, '22 1st-rd pick) From |
| | D | Contract extended (Two-year contract extension) |
| | RW | Contract extended (Two-year, two-way contract extension) |
| | G | Sent to minors (Ontario-AHL) |
| | RW | Retired (Signed) |
| | G | Called up from minors (from Ontario-AHL) |
| | C | Signed (Three-year, entry-level contract) |
| | C | Sent to minors (Ontario-AHL) |
| | C | Called up from minors (from Ontario-AHL) |
| | D | Signed (Three-year, entry-level contract) |
| | LW | Signed (Two-year, entry-level contract) |
| | G | Signed (One-year, entry-level contract) |
| | D | Traded (for Nelson Nogier) To |
| | D | Traded (for Brayden Burke) From |
| | D | Traded (for Markus Phillips) From |
| | LW | Traded (for Frederic Allard) To |
| | C | Contract extended (Two-year contract extension) |
| | D | Sent to minors (Ontario-AHL) |
| | RW | Sent to minors (Ontario-AHL) |
| | D | Traded (for '22 7th-rd pick) From |
| | RW | Signed as Free Agent (One-year, entry-level contract) |
| | D | Called up from minors (from Ontario-AHL) |
| | D | Sent to minors (Ontario-AHL) |
| | RW | Called up from minors (from Ontario-AHL) |
| | D | Called up from minors (from Ontario-AHL) |
| | D | Called up from minors (from Ontario-AHL) |
| | RW | Sent to minors (Ontario-AHL) |
| | D | Sent to minors (Ontario-AHL) |
| | D | Sent to minors (Ontario-AHL) |
| | C | Sent to minors (Ontario-AHL) |
| | RW | Called up from minors (from Ontario-AHL) |
| | D | Called up from minors (from Ontario-AHL) |
| | RW | Called up from minors (from Ontario-AHL) |
| | D | Called up from minors (from Ontario-AHL) |
| | C | Called up from minors (from Ontario-AHL) |
| | D | Called up from minors (from Ontario-AHL) |
| | C | Called up from minors (from Ontario-AHL) |
| | C | Sent to minors (Ontario-AHL for conditioning stint) |
| | C | Called up from minors (from Ontario-AHL) |
| | D | Called up from minors (from Ontario-AHL) |
| | D | Sent to minors (Ontario-AHL) |
| | D | Called up from minors (from Ontario-AHL) |
| | G | Sent to minors (Ontario-AHL) |
| | D | Sent to minors (Ontario-AHL) |
| | D | Sent to minors (Ontario-AHL) |
| | D | Sent to minors (Ontario-AHL) |
| | C | Sent to minors (Ontario-AHL) |
| | D | Called up from minors (from taxi squad) |
| | D | Called up from minors (from taxi squad) |
| | D | Designated for assignment (Taxi squad) |
| | D | Designated for assignment (Taxi squad) |
| | D | Called up from minors (from taxi squad) |
| | D | Designated for assignment (Taxi squad) |
| | D | Called up from minors (from taxi squad) |
| | D | Called up from minors (from taxi squad) |
| | D | Designated for assignment (Taxi squad) |
| | D | Designated for assignment (Taxi squad) |
| | G | Designated for assignment (Taxi squad) |
| | D | Sent to minors (Ontario-AHL) |
| | G | Sent to minors (Ontario-AHL) |
| | C | Sent to minors (Ontario-AHL) |
| | LW | Sent to minors (Ontario-AHL) |
| | D | Called up from minors (from taxi squad) |
| | C | Designated for assignment (Taxi squad) |
| | LW | Designated for assignment (Taxi squad) |
| | D | Designated for assignment (Taxi squad) |
| | G | Designated for assignment (Taxi squad) |
| | D | Designated for assignment (Taxi squad) |
| | D | Sent to minors (Ontario-AHL) |
| | C | Called up from minors (from Ontario-AHL) |
| | D | Called up from minors (from taxi squad) |
| | D | Designated for assignment (Taxi squad) |
| | C | Sent to minors (Ontario-AHL) |
| | D | Sent to minors (Ontario-AHL) |
| | G | Sent to minors (Ontario-AHL) |
| | LW | Called up from minors (from taxi squad) |
| | D | Called up from minors (from taxi squad) |
| | C | Called up from minors (from taxi squad) |
| | LW | Designated for assignment (Taxi squad) |
| | RW | Sent to minors (Ontario-AHL) |
| | D | Designated for assignment (Taxi squad) |
| | D | Called up from minors (from taxi squad) |
| | LW | Called up from minors (from taxi squad) |
| | D | Designated for assignment (Taxi squad) |
| | G | Designated for assignment (Taxi squad) |
| | D | Designated for assignment (Taxi squad) |
| | LW | Designated for assignment (Taxi squad) |
| | C | Designated for assignment (Taxi squad) |
| | D | Sent to minors (Ontario-AHL) |
| | D | Called up from minors (from taxi squad) |
| | C | Called up from minors (from Ontario-AHL) |
| | LW | Sent to minors (Ontario-AHL) |
| | D | Designated for assignment (Taxi squad) |
| | LW | Designated for assignment (Taxi squad) |
| | C | Called up from minors (from taxi squad) |
| | LW | Called up from minors (from Ontario-AHL) |
| | C | Designated for assignment (Taxi squad) |
| | RW | Sent to minors (Ontario-AHL) |
| | RW | Designated for assignment (Taxi squad) |