0001193125-08-180959 SC 13D/A 1 20080819 20080819 FARRINGTON CAPITAL, LP FARRINGTON MANAGEMENT, LLC LS POWER PARTNERS II, L.P. LS POWER PARTNERS, L.P. LSP CAL HOLDINGS I, LLC LSP CAL HOLDINGS II, LLC LUMINUS ASSET PARTNERS, L.P. LUMINUS ENERGY PARTNERS MASTER FUND, LTD. CALPINE CORP 0000916457 4911 770212977 DE 1231 SC 13D/A 34 005-48317 081028561 50 WEST SAN FERNANDO ST SAN JOSE CA 95113 4089955115 50 W SAN FERNANDO SUITE 500 SAN JOSE CA 95113 LUMINUS MANAGEMENT LLC 0001279151 000000000 SC 13D/A 1700 BROADWAY 35TH FL NEW YORK NY 10019 2126153450 1700 BROADWAY 35TH FL NEW YORK NY 10019 SC 13D/A 1 dsc13da.htm AMENDMENT NO. 1 TO FORM SCHEDULE 13D