0000916457-20-000011 8-K 3 20200224 4.01 9.01 20200228 20200228 CALPINE CORP 0000916457 4911 770212977 DE 1231 8-K 34 001-12079 20671396 717 TEXAS AVENUE SUITE 1000 HOUSTON TX 77002 7138302000 717 TEXAS AVENUE SUITE 1000 HOUSTON TX 77002 8-K 1 cpn_8kx02x28x20.htm 8-K - FEBRUARY 28, 2020 EX-16.1 2 exhibit161.htm EXHIBIT 16.1 GRAPHIC 3 calpinelogoa02.jpg CALPINE LOGO