0000916457-01-500052 8-K 1 20011206 5 7 20011207 CALPINE CORP 0000916457 4911 770212977 DE 1231 8-K 34 001-12079 1809134 50 WEST SAN FERNANDO ST SAN JOSE CA 95113 4089955115 50 W SAN FERNANDO SUITE 500 SAN JOSE CA 95113 8-K 1 o120601.txt