<SEC-DOCUMENT>0000916457-17-000174-index.html : 20171218
<SEC-HEADER>0000916457-17-000174.hdr.sgml : 20171218
<ACCEPTANCE-DATETIME>20171218072700
ACCESSION NUMBER:		0000916457-17-000174
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20171213
FILED AS OF DATE:		20171218
DATE AS OF CHANGE:		20171218

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MILLER W. THADDEUS
		CENTRAL INDEX KEY:			0001442784

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12079
		FILM NUMBER:		171260312

	MAIL ADDRESS:	
		STREET 1:		717 TEXAS AVENUE, SUITE 1000
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CALPINE CORP
		CENTRAL INDEX KEY:			0000916457
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		IRS NUMBER:				770212977
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		717 TEXAS AVENUE
		STREET 2:		SUITE 1000
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002
		BUSINESS PHONE:		7138302000

	MAIL ADDRESS:	
		STREET 1:		717 TEXAS AVENUE
		STREET 2:		SUITE 1000
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_151360000633440.xml
<DESCRIPTION>FORM 4
<TEXT>
Document 1 - file: wf-form4_151360000633440.html

Document 1 - RAW XML: wf-form4_151360000633440.xml

</DOCUMENT>
</SEC-DOCUMENT>