EXHIBIT 4.1 AMENDMENT NO. 2 TO RIGHTS AGREEMENT THIS AMENDMENT NO. 2 TO RIGHTS AGREEMENT (this "Amendment"), dated as of March 18, 2005, is between Calpine Corporation, a Delaware corporation (the "Company"), and EquiServe Trust Company, N.A., as...Rights Agreement • March 23rd, 2005 • Calpine Corp • Electric services • Delaware
