Greg Johnson is traded to the New York Rangers with future considerations. In return, the Boston Bruins acquired , Chris Nilan.
June 28, 1990
Greg Johnson is traded to the Toronto Maple Leafs. In return, the New York Rangers acquired , Tie Domi and Mark LaForest.
June 20, 1993
Greg Johnson is traded to the Detroit Red Wings with 5th round draft pick in 1994 (#114: Frédéric Deschênes). In return, the Philadelphia Flyers acquired , Jim Cummins and 4th round draft pick in 1993 (#88: Charles Paquette).
January 27, 1997
Greg Johnson is traded to the Pittsburgh Penguins. In return, the Detroit Red Wings acquired , Tomas Sandstrom.
October 22, 1997
Greg Johnson is traded to the Chicago Blackhawks. In return, the Pittsburgh Penguins acquired , Tuomas Gronman.
August 14, 2006
Greg Johnson signed a new deal with the Detroit Red Wings