SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* BAIN CAPITAL INVESTORS LLC (Last) (First) (Middle) JOHN HANCOCK TOWER 200 CLARENDON STREET (Street) BOSTON MA 02116 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol HCA Holdings, Inc. [ HCA ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 02/15/2013
	4. If Amendment, Date of Original Filed (Month/Day/Year)	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. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction 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)
			Code	V	Amount	(A) or (D)	Price
Common Stock, Par Value $0.01	02/15/2013		S		23,576,519	D	$35.87	50,331,374	I	See Footnotes(1)(2)(3)(4)(5)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction 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 (Month/Day/Year)		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 Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

1. Name and Address of Reporting Person* BAIN CAPITAL INVESTORS LLC (Last) (First) (Middle) JOHN HANCOCK TOWER 200 CLARENDON STREET (Street) BOSTON MA 02116 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Bain Capital Integral Investors 2006, LLC (Last) (First) (Middle) JOHN HANCOCK TOWER 200 CLARENDON STREET (Street) BOSTON MA 02116 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* BCIP TCV, LLC (Last) (First) (Middle) JOHN HANCOCK TOWER 200 CLARENDON STREET (Street) BOSTON MA 02116 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Bain Capital Hercules Investors, LLC (Last) (First) (Middle) JOHN HANCOCK TOWER 200 CLARENDON STREET (Street) BOSTON MA 02116 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. The shares of HCA Holdings, Inc. ("HCA") reported on this Form 4 are held of record by Hercules Holding II, LLC ("Hercules II"). Hercules II is held by a private investor group, including affiliates of Bain Capital Investors, LLC ("BCI"), Kohlberg Kravis & Roberts & Co. LLC and Merrill Lynch Global Private Equity, and affiliates of HCA founder Dr. Thomas F. Frist, Jr. Affiliates of BCI indirectly own 50,331,374 shares of Common Stock of HCA.

2. Includes 21,887,938 shares of HCA indirectly sold by Bain Capital Integral Investors 2006, LLC ("Integral 2006"), by virtue of its membership in Hercules II. Because BCI is the administrative member of Integral 2006, BCI may be deemed to beneficially own the 46,773,097 shares of Common Stock of HCA indirectly owned by Integral 2006 by virtue of its membership in Hercules II. BCI disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein.

3. Includes 160,098 shares of HCA indirectly sold by BCIP TCV, LLC ("BCIP TCV"), by virtue of its membership in Hercules II. Because BCI is the administrative member of BCIP TCV, BCI may be deemed to beneficially own the 337,368 shares of Common Stock of HCA indirectly owned by BCIP TCV by virtue of its membership in Hercules II. BCI disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein.

4. Includes 1,528,483 shares of HCA indirectly sold by Bain Capital Hercules Investors, LLC ("Hercules Investors" together with BCI, Integral 2006 and BCIP TCV, the "Bain Entities") by virtue of its membership in Hercules II. Because BCI is the administrative member of Hercules Investors, BCI may be deemed to beneficially own the 3,220,909 shares of Common Stock of HCA indirectly owned by Hercules Investors by virtue of its membership in Hercules II. BCI disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein.

5. As a result of the relationships described in the foregoing footnotes, the Bain Entities may be deemed to beneficially own the 174,275,052 shares of Common Stock of HCA held by Hercules II. Each of the Bain Entities disclaims beneficial ownership of such securities, except to the extent of its pecuniary interest therein.

	Bain Capital Investors, LLC /s/ Christopher Gordon	02/19/2013
	** Signature of Reporting Person	Date
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