| | D | Designated for assignment (Taxi squad) |
| | C | Designated for assignment (Taxi squad) |
| | C | Designated for assignment (Taxi squad) |
| | LW | Sent to minors (Chicago-AHL) |
| | RW | Designated for assignment (Taxi squad) |
| | D | Sent to minors (Chicago-AHL) |
| | D | Designated for assignment (Taxi squad) |
| | RW | Called up from minors (from taxi squad) |
| | RW | Designated for assignment (Taxi squad) |
| | RW | Called up from minors (from taxi squad) |
| | D | Sent to minors (Chicago-AHL) |
| | LW | Designated for assignment (Taxi squad) |
| | LW | Called up from minors (from taxi squad) |
| | G | Sent to minors (Chicago-AHL) |
| | D | Released (Signed) |
| | LW | Sent to minors (Chicago-AHL) |
| | LW | Designated for assignment (Taxi squad) |
| | RW | Designated for assignment (Taxi squad) |
| | C | Sent to minors (Chicago-AHL) |
| | D | Sent to minors (Chicago-AHL) |
| | RW | Designated for assignment (Taxi squad) |
| | C | Sent to minors (Chicago-AHL) |
| | G | Designated for assignment (Taxi squad) |
| | D | Sent to minors (Chicago-AHL) |
| | C | Sent to minors (Chicago-AHL) |
| | D | Designated for assignment (Taxi squad) |
| | C | Sent to minors (Chicago-AHL) |
| | C | Sent to minors (Chicago-AHL) |
| | RW | Assigned to Junior Club (London-OHL) |
| | C | Sent to minors (Chicago-AHL) |
| | D | Sent to minors (Chicago-AHL) |
| | C | Sent to minors (Chicago-AHL) |
| | C | Sent to minors (Chicago-AHL) |
| | LW | Sent to minors (Chicago-AHL) |
| | D | Assigned to Junior Club (Calgary-WHL) |
| | D | Sent to minors (Chicago-AHL) |
| | D | Claimed off waivers (Signed) |
| | C | Waived (Signed) |
| | C | Waived (Signed) |
| | D | Waived (Signed) |
| | D | Waived (Signed) |
| | D | Waived (Signed) |
| | G | Waived (Signed) |
| | C | Waived (Signed) |
| | LW | Assigned to European Team (CSKA Moscow-KHL) |
| | RW | Re-Signed (Two-year contract) |
| | D | Invited to Training Camp (Signed) |
| | LW | Waived (For purpose of loan) |
| | D | Waived (For purpose of loan) |
| | C | Called up from minors (from Florida-ECHL) |
| | LW | Called up from minors (from Florida-ECHL) |
| | C | Called up from minors (from Florida-ECHL) |
| | LW | Called up from minors (from Florida-ECHL) |
| | C | Called up from minors (from Florida-ECHL) |
| | RW | Signed as Free Agent (One-year contract) |
| | C | Signed as Free Agent (One-year contract) |
| | C | Traded (for Michael Carcone) To |
| | LW | Traded (for Zach Magwood) From |
| | C | Sent to minors (Florida-ECHL) |
| | D | Signed (Three-year, entry-level contract) |
| | LW | Sent to minors (Florida-ECHL) |
| | C | Sent to minors (Florida-ECHL) |
| | LW | Sent to minors (Florida-ECHL) |
| | LW | Sent to minors (Florida-ECHL) |
| | C | Sent to minors (Florida-ECHL) |
| | G | Sent to minors (Florida-ECHL) |
| | LW | Assigned to National Team (Russia-WJC) |
| | D | Assigned to European Team (Villacher SV-Austria) |
| | RW | Signed (Three-year, entry-level contract) |
| | G | Assigned to European Team (IF Bjorkloven-Sweden) |
| | C | Contract extended (One-year, two-way contract extension) |
| | G | Signed as Free Agent (One-year, two-way contract) |
| | D | Signed as Free Agent (One-year, two-way contract) |
| | C | Signed as Free Agent (One-year contract) |
| | LW | Assigned to European Team (CSKA Moscow-KHL) |
| | RW | Traded (for '21 4th-rd pick) To |
| | D | Signed as Free Agent (Two-year contract) |
| | D | Signed as Free Agent (Two-year contract) |
| | D | Became Unrestricted Free Agent (Signed) |
| | RW | Signed as Free Agent (Two-year contract) |
| | G | Became Unrestricted Free Agent (Signed) |
| | RW | Became Unrestricted Free Agent (Signed) |
| | C | Became Unrestricted Free Agent (Signed) |
| | D | Became Unrestricted Free Agent (Signed) |
| | D | Became Unrestricted Free Agent (Signed) |
| | LW | Became Unrestricted Free Agent (Signed) |
| | RW | Became Unrestricted Free Agent (Signed) |
| | RW | Became Unrestricted Free Agent (Signed) |
| | D | Became Unrestricted Free Agent (Signed) |
| | C | Waived (For purpose of contract buyout) |
| | D | Waived (For purpose of contract buyout) |
| | C | Traded (w/ two '20 picks for Kunin, '20 pick) To |
| | RW | Traded (w/ '20 pick for Bonino, two '20 picks) From |
| | G | Signed as Free Agent (Minors contract - Milwaukee-AHL) |
| | LW | Assigned to European Team (SKA St. Petersburg-KHL) |
| | LW | Contract extended (Two-year contract extension) |
| | C | Contract extended (One-year contract extension) |
| | RW | Assigned to European Team (Jokerit Helsinki-KHL) |
| | D | Retired (Signed) |
| | C | Contract extended (One-year, two-way contract extension) |
| | D | Sent to minors (Milwaukee-AHL) |
| | D | Sent to minors (Milwaukee-AHL) |
| | D | Sent to minors (Milwaukee-AHL) |
| | C | Sent to minors (Milwaukee-AHL) |
| | C | Sent to minors (Niagara-OHL) |
| | C | Signed as Free Agent (One-year, two-way contract) |
| | G | Waived (For purpose of being released) |
| | LW | Called up from minors (from Milwaukee-AHL) |
| | C | Called up from minors (from Niagara-OHL) |
| | RW | Called up from minors (from Milwaukee-AHL) |
| | C | Called up from minors (from Milwaukee-AHL) |
| | C | Called up from minors (from Milwaukee-AHL) |
| | G | Called up from minors (from Milwaukee-AHL) |
| | LW | Called up from minors (from Milwaukee-AHL) |
| | G | Called up from minors (from Milwaukee-AHL) |
| | D | Called up from minors (from Milwaukee-AHL) |
| | D | Called up from minors (from Milwaukee-AHL) |
| | D | Called up from minors (from Milwaukee-AHL) |
| | D | Called up from minors (from Milwaukee-AHL) |