Here are the roster moves for each week.
| Date | Team | Acquired | Released |
| Apr 10, 1999 | West Chicago | C Mobley, Hou | K Kittles, Njn |
| Apr 10, 1999 | Vegas | S Mitchell, Min | A Peeler, Min |
| Apr 10, 1999 | Sioux City | R Traylor, Mil | R Chapma, Pho |
| Apr 10, 1999 | Capital City | G Trent, Dal | G Lynch, Phi |
| Apr 10, 1999 | Baghdad | H Workman, Mil | M Taylor, Lac |
| Apr 3, 1999 | Manila | D Armstrong, Orl | W Person, Cle |
| Mar 27, 1999 | Capital City | G Lynch, Phi | S Douglas, Lac |
| Mar 27, 1999 | Diablo | B Barry, Chi | D Nowitki, Dal |
| Mar 20, 1999 | Aruba | B Russell, Uth | L Murray, Lac |
| Mar 6, 1999 | West Chicago | G Ostertag, Uth | B Barry, Chi |
| Mar 6, 1999 | Matunuck | D Manning, Pho | L Wright, Lac |
| Mar 6, 1999 | Vegas | D Fortson, Den | R LaFrentz, Den |
| Feb 27, 1999 | Walla Walla | V Carter, Tor | E Johnson, Mil |
| Feb 27, 1999 | Sioux City | J Reid, Cha | Z Ilgauskas, Cle |
| Feb 20, 1999 | Baghdad | M Taylor, Lac | S Bradley, Dal |
| Feb 20, 1999 | Bolingbrook | S Mack, Van | S Kerr, Sas |
| Feb 20, 1999 | Aruba | V Potapenko, Cle | D Manning, Pho |
| Feb 13, 1999 | Manila | S Nash, Dal | V Potapenko, Cle |
| Feb 13, 1999 | Joliet | A Lang, Chi | G Ostertag, Uth |
| Feb 13, 1999 | Joliet | B Sura, Cle | D Armstrong, Orl |
| Feb 13, 1999 | Walla Walla | E Cambell, Lal | J Williams, Dal |
| Feb 13, 1999 | Diablo | D Nowitzki, Dal | D Wilkins, Orl |