Historical NBA Transactions on May 21

January February March April May June July August September October November December

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Transactions listed are from the 1946-47 through 2023-24 BAA/NBA seasons.

• May 21, 1992

  The Detroit Pistons hired Ron Rothstein as Head Coach.

• May 21, 1991

  The San Antonio Spurs waived Dave Greenwood.

• May 21, 1987

  The Los Angeles Clippers hired Gene Shue as Head Coach.

• May 21, 1981

  The Atlanta Hawks hired Kevin Loughery as Head Coach.

• May 21, 1980

  The Seattle SuperSonics traded Paul Silas to the San Diego Clippers for a 1985 2nd round draft pick (Calvin Duncan was later selected).

  The San Diego Clippers hired Paul Silas as Head Coach.

• May 21, 1979

  Bill Fitch resigns as Head Coach for Cleveland Cavaliers.

• May 21, 1969

  The Detroit Pistons hired Butch Van Breda Kolff as Head Coach.

• May 21, 1963

  The Detroit Pistons hired Charles Wolf as Head Coach.

  Charles Wolf resigns as Head Coach for Cincinnati Royals.

• May 21, 1950

  The Chicago Stags traded Frankie Brian to the Tri-Cities Blackhawks for Bob Cousy.