1973–74 NHL transactions
The following is a list of all team-to-team transactions that have occurred in the National Hockey League during the 1973–74 NHL season. It lists what team each player has been traded to, signed by, or claimed by, and for which players or draft picks, if applicable. Trades

May 

 This pick went to St. Louis as the result of a trade on May 15, 1973, that sent that sent St. Louis' first-round and fourth-round pick in 1973 NHL Amateur Draft and first-round pick in 1975 NHL Amateur Draft in exchange for Montreal's third-round pick in 1973 NHL Amateur Draft and this pick. Trade completed on July 27, 1973. Detroit passed on making a selection. The Rangers passed on making a selection. June

July

August

September

October

November

December

January

February

March 

 Trade completed on May 24, 1974. Additional sources
 

Transactions
National Hockey League transactions