Transactions listed are from July 1, 1979 to June 30, 1980

• August 21, 1979

  Signed Abdul Jeelani as a free agent.

• August 24, 1979

  Traded Willie Smith to the Cleveland Cavaliers for a 1981 3rd round draft pick (Derek Holcomb was later selected).

• August 28, 1979

  Waived Ira Terrell.

• September 18, 1979

  Traded a 1981 2nd round draft pick (Harvey Knuckles was later selected) to the Detroit Pistons for Jim Brewer.

• September 27, 1979

  Waived Steve Hayes.

• October 9, 1979

  Traded Clemon Johnson to the Indiana Pacers for a 1981 2nd round draft pick (Brian Jackson was later selected).

• February 8, 1980

  Traded Maurice Lucas, a 1980 1st round draft pick (Mike Gminski was later selected) and a 1981 1st round draft pick (Albert King was later selected) to the New Jersey Nets for Calvin Natt.

  Traded Lionel Hollins to the Philadelphia 76ers for a 1981 1st round draft pick (Al Wood was later selected).

• February 21, 1980

  Signed Billy Ray Bates as a free agent.

• April 14, 1980

  Signed Charles Jones as a free agent.

• May 28, 1980

  Lost Abdul Jeelani to the Dallas Mavericks in the NBA expansion draft.

• June 10, 1980

  Drafted Ronnie Lester in the 1st round (10th pick) of the 1980 NBA Draft.

  Drafted David Lawrence in the 2nd round (32nd pick) of the 1980 NBA Draft.

  Drafted Bruce Collins in the 2nd round (33rd pick) of the 1980 NBA Draft.

  Drafted Mike Harper in the 3rd round (56th pick) of the 1980 NBA Draft.

  Drafted Kelvin Henderson in the 4th round (79th pick) of the 1980 NBA Draft.

  Drafted Larry Belin in the 5th round (102nd pick) of the 1980 NBA Draft.

  Drafted Perry Mirkovich in the 6th round (125th pick) of the 1980 NBA Draft.

  Drafted Gig Sims in the 7th round (148th pick) of the 1980 NBA Draft.

  Drafted John Stroeder in the 8th round (168th pick) of the 1980 NBA Draft.

  Drafted Rick Boucher in the 9th round (188th pick) of the 1980 NBA Draft.

  Drafted Dave Kufeld in the 10th round (205th pick) of the 1980 NBA Draft.

  Traded Ronnie Lester and a 1981 1st round draft pick (Al Wood was later selected) to the Chicago Bulls for Kelvin Ransey and a 1981 1st round draft pick (Darnell Valentine was later selected).