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 * MSD CAPITAL L P   2. Issuer Name and Ticker or Trading Symbol DineEquity, Inc [DIN] 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) 645 FIFTH AVENUE, 21ST FLOOR,  3. Date of Earliest Transaction (Month/Day/Year) 08/02/2012 (Street) NEW YORK, NY 10022 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

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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

Total Return Equity Swap (1) (2) (3)

$ 52.5

08/02/2012

X/K(1)

120,188

08/02/2012(1)

09/17/2018(1)

Common Stock

120,188

$ 16.5972 (1)

0

I

See Footnotes (2) (3)

Total Return Equity Swap (2) (3) (1)

$ 52.5

08/02/2012

X/K(1)

36,180

08/02/2012(1)

09/17/2018(1)

Common Stock

36,180

$ 9.8398 (1)

0

I

See Footnotes (2) (3)

Total Return Equity Swap (1) (2) (3)

$ 52.5

08/02/2012

X/K(1)

128,400

08/02/2012(1)

09/17/2018(1)

Common Stock

128,400

$ 9.0019 (1)

0

I

See Footnotes (2) (3)

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
MSD CAPITAL L P 645 FIFTH AVENUE, 21ST FLOOR NEW YORK, NY 10022		X
MSD SBI LP 645 FIFTH AVENUE, 21ST FLOOR NEW YORK, NY 10022		X
DELL MICHAEL S C/O DELL INC. ONE DELL WAY ROUND ROCK, TX 78682		X

Signatures

MSD Capital, L.P., By: MSD Capital Management LLC, Its: General Partner, By: /s/ Marc R. Lisker, Name: Marc R. Lisker, Title: Manager and General Counsel		08/06/2012
**Signature of Reporting Person		Date
MSD SBI, L.P., By: MSD Capital, L.P., Its: General Partner, By: MSD Capital Management LLC, Its: General Partner, By: /s/ Marc R. Lisker, Name: Marc R. Lisker, Title: Manager and General Counsel		08/06/2012
**Signature of Reporting Person		Date
Michael S. Dell, By: /s/ Marc R. Lisker, Title: Attorney-in-Fact		08/06/2012
**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)	On August 2, 2012, the Reporting Persons exercised their right to terminate and close out of each of their cash-settled total equity swap agreements ("Swaps") with Citibank, NA New York entered into on September 17, 2008, October 28, 2008 and November 20, 2008, respectively, covering an aggregate of 284,768 shares of the Issuer's Common Stock. The Swaps were settled at a price of $52.50.
(2)	This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD SBI, L.P. ("MSD SBI") and Michael S. Dell. MSD Capital is the general partner of MSD SBI and may be deemed to beneficially own securities owned by MSD SBI. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. Each of Glenn R. Fuhrman, John C. Phelan and Marc R. Lisker is a manager of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Michael S. Dell is the controlling member of MSD Capital Management and may be deemed to beneficially own securities owned by MSD Capital Management. Each of Messrs. Dell, Fuhrman, Phelan and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein.
(3)	Each Reporting Person states that neither the filing of this statement nor anything herein shall be deemed an admission that such person is, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise, the beneficial owner of any securities covered by this statement. Each Reporting Person disclaims beneficial ownership of the securities covered by this statement, except to the extent of the pecuniary interest of such person in such securities.
Remarks: Exhibit 24.1 - Power of Attorney (incorporated herein by reference to Exhibit 24.1 to the Schedule 13G filed by MSD Capital, MSD Energy Investments, L.P. and Michael S. Dell with the Securities and Exchange Commission on February 22, 2011 relating to the common units of Atlas Energy, L.P.)

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