497 1 psp.htm PROSPECTUS SUPPLEMENT CENTENNIAL MONEY MAKET TRUST 
                         CENTENNIAL MONEY MARKET TRUST
                 Supplement dated June 10, 2004 to the
                    Prospectus dated August 22, 2003



The Trust will be open for business on June 11, 2004.  Any purchase,
exchange or redemption orders received on June 11, 2004 as set forth in
the prospectus will be processed at the net asset value determined on
June 11, 2004.









June 10, 2004                                         PS0150.019