- Annual Statement of Changes in Beneficial Ownership (5)

FORM 5

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
[ ] Form 3 Holdings Reported
[ ] Form 4 Transactions Reported

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

ANNUAL STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public
Utility Holding Company Act of 1935 or Section 30(f) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^* SPO ADVISORY CORP	2. Issuer Name and Ticker or Trading Symbol CALPINE CORP [CPN]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __ X __ 10% Owner _____ Officer (give title below) _____ Other (specify below)
(Last) (First) (Middle) 591 REDWOOD HIGHWAY, SUITE 3215	3. Statement for Issuer's Fiscal Year Ended (MM/DD/YYYY) 7/27/2009
(Street) MILL VALLEY, CA 94941 (City) (State) (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) ___ Form Filed by One Reporting Person _ X _ Form Filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)	4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	7/27/2009		J	1088479	A	$13.33	93804645	I ⁽¹⁾ ⁽²⁾ ⁽³⁾ ⁽⁴⁾ ⁽⁵⁾	See footnotes
Common Stock	7/29/2009		J	85421	A	$13.04	93890066	I	See footnotes

*Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g.* , puts, calls, warrants, options, convertible securities)**
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)	5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (MM/DD/YYYY)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of Derivative Securities Beneficially Owned at End of Issuer's Fiscal Year (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)			11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:
( 1)	The entities that received the distributed shares reported in this filing are SPO Partners II, L.P. ("SPO Partners"), which received 1,181,026 shares, in the aggregate, and San Francisco Partners, L.P. ("SF Partners") which received 62,148 shares, in the aggregate. The distributed shares reported in this filing were received pursuant to the Issuer's "Fourth Amended Joint Plan of Reorganization" upon settlement of certain disputed claims.
( 2)	As a result of the distributions causing this filing, 85,541,939 shares are owned directly by SPO Partners, and may be deemed to be indirectly beneficially owned by (i) SPO Advisory Partners, L.P. ("SPO Advisory"), the sole general partner of SPO Partners, (ii) SPO Advisory Corp. ("SPO Corp."), the sole general partner of SPO Advisory, and (iii) John H. Scully ("JHS"), William E. Oberndorf ("WEO"), William J. Patterson ("WJP") & Edward H. McDermott ("EHM"), the four controlling persons of SPO Corp. Additionally, 5,150,500 shares are owned directly by SPO Partners II Co-Investment Partnership, L.P. ("SPO Co-Invest"), and may be deemed to be indirectly beneficially owned by (i) SPO Advisory, the sole general partner of SPO Co-Invest, (ii) SPO Corp, the sole general partner of SPO Advisory, and (iii) JHS, WEO, WJP and EHM, the four controlling persons of SPO Corp.
( 3)	Additionally, 3,266,901 shares are owned directly by SF Partners, and may be deemed to be indirectly beneficially owned by (i) SF Advisory Partners, L.P. ("SF Advisory"), the sole general partner of SF Partners, (ii) SPO Corp., the sole general partner of SF Advisory, and (iii) JHS, WEO, WJP and EHM, the four controlling persons of SPO Corp. Additionally, JHS owns 6,100 shares in his IRAs, which are self-directed, WEO owns 34,900 shares in his IRA, which is self-directed, WJP owns 1,600 shares in his IRA, which is self-directed and EHM owns 6,800 shares in his IRA, which is self-directed.
( 4)	Additionally, 5,029 shares of the Issuer's common stock and 16,944 restricted stock units are owned by WJP, a director of the Issuer. Pursuant to the partnership agreement governing SPO Partners, these shares may be deemed to be indirectly beneficially owned by SPO Partners together with any profits arising therefrom.
( 5)	Additionally, the shares represented in Column 5 above may be deemed to be indirectly beneficially owned by J. Stuart Ryan ("JSR"), solely in his advisory capacity to SPO Corp. Additionally, 5,029 shares of the Issuer's common stock and 8,956 restricted stock units are owned by JSR, a director of the Issuer.

Remarks:
Form 1 of 2. Due to the number of Reporting Persons exceeding the limitations of the electronic form, this Form is being filed in two parts.

The individuals listed in the notes above (each a "Reporting Person") may be deemed to form a "group", as such term is defined in Rule 13d-5(b)(1) promulgated under the Securities Exchange Act of 1934, for purposes of this filing. This filing shall not be deemed as an admission by any Reporting Person that such person is, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the beneficial owner of any equity securities covered by this statement. Each Reporting Person disclaims beneficial ownership of the reported securities except to the extent of such person's pecuniary interest, if any, therein.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
SPO ADVISORY CORP 591 REDWOOD HIGHWAY, SUITE 3215 MILL VALLEY, CA 94941		X
SPO ADVISORY PARTNERS LP 591 REDWOOD HIGHWAY, SUITE 3215 MILL VALLEY, CA 94941		X
SF ADVISORY PARTNERS LP 591 REDWOOD HIGHWAY , SUITE 3215 MILL VALLEY, CA 94941		X
SPO PARTNERS II LP 591 REDWOOD HIGHWAY, SUITE 3215 MILL VALLEY, CA 94941		X
SPO Partners II Co Investment Partnership LP 591 REDWOOD HIGHWAY, SUITE 3215 MILL VALLEY, CA 94941		X
SAN FRANCISCO PARTNERS LP 591 REDWOOD HIGHWAY, SUITE 3215 MILL VALLEY, CA 94941		X

Signatures
Kim M. Silva, Attorney-in-Fact		2/16/2010
^** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
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