0000916457-17-000108 DEFA14A 3 20170818 20170818 20170818 CALPINE CORP 0000916457 4911 770212977 DE 1231 DEFA14A 34 001-12079 171041607 717 TEXAS AVENUE SUITE 1000 HOUSTON TX 77002 7138302000 717 TEXAS AVENUE SUITE 1000 HOUSTON TX 77002 DEFA14A 1 cpn8k-8182017.htm 8-K EX-99.1 2 exhibit991-8182017.htm EXHIBIT 99.1 - CALPINE CORPORATION PRESS RELEASE DATED AUGUST 18, 2017 GRAPHIC 3 cpnimage1a04.jpg CALPINE LOGO