FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 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(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * BAIN CAPITAL INVESTORS LLC   2. Issuer Name and Ticker or Trading Symbol Bloomin' Brands, Inc. [BLMN] 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) JOHN HANCOCK TOWER, 200 CLARENDON ST. 3. Date of Earliest Transaction (Month/Day/Year) 03/04/2015 (Street) BOSTON, MA 02116 4. If Amendment, Date 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 (City) (State) (Zip) 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 03/04/2015   S   17,335,711 D $ 25.37 0 I See Footnotes (1) (2) (3) (4) (5)

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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 Underlying Securities (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 of Derivative Security: 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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
BAIN CAPITAL INVESTORS LLC JOHN HANCOCK TOWER 200 CLARENDON ST. BOSTON, MA 02116		X
Bain Capital (OSI) IX, L.P. JOHN HANCOCK TOWER 200 CLARENDON ST. BOSTON, MA 02116		X
Bain Capital Partners IX, L.P. JOHN HANCOCK TOWER 200 CLARENDON ST BOSTON, MA 02116		X
Bain Capital (OSI) IX Coinvestment, L.P. JOHN HANCOCK TOWER 200 CLARENDON ST. BOSTON, MA 02116		X
Bain Capital Integral Investors 2006, LLC JOHN HANCOCK TOWER 200 CLARENDON STREET BOSTON, MA 02116		X
BCIP TCV, LLC JOHN HANCOCK TOWER 200 CLARENDON ST. BOSTON, MA 02116		X
BCIP Associates-G JOHN HANCOCK TOWER, 200 CLARENDON ST. BOSTON, MA 02116		X

Signatures

David Humphrey		03/06/2015
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Bain Capital Investors, LLC ("BCI") is the sole general partner of Bain Capital Partners IX, L.P. ("BCP IX"), which is the sole general partner of Bain Capital (OSI) IX, L.P. ("BC OSI IX"). As a result, each of BCI and BCP IX may be deemed to share voting and dispositive power with respect to the shares of Common Stock held by BC OSI IX. Each of BCI and BCP IX disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On March 4, 2015, BC OSI IX sold 13,142,509 shares of Common Stock. Following such sale, BC OSI IX held zero shares of Common Stock.
(2)	BCP IX is also the sole general partner of Bain Capital (OSI) IX Coinvestment, L.P. ("BC OSI IX-CO"). As a result, each of BCI and BCP IX may be deemed to share voting and dispositive power with respect to the shares of Common Stock held by BC OSI IX-CO. Each of BCI and BCP IX disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On March 4, 2015, BC OSI IX-CO sold 3,996,022 shares of Common Stock. Following such sale, BC OSI IX-CO held zero shares of Common Stock.
(3)	BCI is also the managing partner of BCIP Associates-G ("BCIP G"). As a result, BCI may be deemed to share voting and dispositive power with respect to the shares of Common Stock held by BCIP G. BCI disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On March 4, 2015, BCIP G sold 2,299 shares of Common Stock. Following such sale, BCIP G held zero shares of Common Stock.
(4)	BCI is also the administrative member of Bain Capital Integral Investors 2006, LLC ("BCI 2006"). As a result, BCI may be deemed to share voting and dispositive power with respect to the shares of Common Stock held by BCI 2006. BCI disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On March 4, 2015, BCI 2006 sold 161,711 shares of Common Stock. Following such sale, BCI 2006 held zero shares of Common Stock.
(5)	BCI is also the administrative member of BCIP TCV, LLC. As a result, BCI may be deemed to share voting and dispositive power with respect to the shares of Common Stock held by BCIP TCV. BCI disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein. On March 4, 2015, BCIP TCV sold 33,170 shares of Common Stock. Following such sale, BCIP TCV held zero shares of Common Stock.

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