The following is a list of all team-to-team transactions that have occurred in the National Hockey League during the lockout shortened 2012–13 NHL season. It lists what team each player has been officially released by, traded to, signed by, or claimed by, and for which player(s) or draft pick(s), if applicable. Players who have retired are also listed. The 2012–13 trade deadline was set for April 3, 2013, at 3 pm EST. Players involved in any trades after this deadline are ineligible to participate in the Stanley Cup playoffs.