0001181431-08-058299 4 1 20081022 20081024 20081024 SCULLY JOHN H 0001202553 4 34 001-12079 081141075 591 REDWOOD HIGHWAY SUITE 3215 MILL VALLEY CA 94941 PATTERSON WILLIAM J 0001202551 4 34 001-12079 081141071 591 REDWOOD HIGHWAY SUITE 3215 MILL VALLEY CA 94941 MCDERMOTT EDWARD H 0001252464 4 34 001-12079 081141073 591 REDWOOD HIGHWAY STE 3215 MILL VALLEY CA 94941 SPO ADVISORY CORP 0000919468 DE 1231 4 34 001-12079 081141076 591 REDWOOD HIGHWAY SUITE 3215 MILL VALLEY CA 94941 4153836600 SF ADVISORY CORP 19990329 OBERNDORF WILLIAM E 0001218663 4 34 001-12079 081141074 4153836600 SPO PARTNERS & CO 591 REDWOOD HWY STE 3215 MILL VALLEY CA 94941 RYAN J. STUART 0001425020 4 34 001-12079 081141072 713-830-2000 717 TEXAS AVENUE HOUSTON TX 77002 CALPINE CORP 0000916457 4911 770212977 DE 1231 50 WEST SAN FERNANDO ST SAN JOSE CA 95113 4089955115 50 W SAN FERNANDO SUITE 500 SAN JOSE CA 95113 Elizabeth R. & William J. Patterson Foundation 0001391548 CA 1231 4 34 001-12079 081141070 591 REDWOOD HIGHWAY SUITE 3215 MILL VALLEY CA 94941 415-384-2275 591 REDWOOD HIGHWAY SUITE 3215 MILL VALLEY CA 94941 4 1 rrd221500.xml STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES