0000950138-05-000135 SC 13G/A 1 20050214 20050214 CALPINE CORP 0000916457 4911 770212977 DE 1231 SC 13G/A 34 005-48317 05606645 50 WEST SAN FERNANDO ST SAN JOSE CA 95113 4089955115 50 W SAN FERNANDO SUITE 500 SAN JOSE CA 95113 ROTH MICHAEL 0001010207 SC 13G/A 4142411810 10556 N PORT WASHINGTON RD MEQUON WI 53092 SC 13G/A 1 feb13ga-calpine.txt ROTH-STARK\2005\FEB 13GAS\FEB 13GA-CALPINE