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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. 5)*

IAC/InterActiveCorp

(Name of Issuer)

Common Stock, par value $.01 per share

(Title of Class of Securities)

44919P300

                                (CUSIP Number)                                

December 31, 2006

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

¨ Rule 13d-1(b)

x Rule 13d-1(c)

¨ Rule 13d-1(d)

* The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OBM control number.

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This Amendment No. 5 is filed to correct the information in Amendment No.4 filed January 30, 2007. Amendment No. 4 incorrectly stated the number of shares beneficially owned with sole voting power, the number of shares beneficially owned with sole dispositive power, the aggregate number of shares beneficially owned, and the percent of the class represented by the aggregate number of shares beneficially owned. This Amendment No. 5 corrects such information and because the number of shares is less than five percent, the reporting person has checked the box in this form to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities.

CUSIP No. 44919P300

1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only)
	Microsoft EX-Holdings, Inc.             88-0504117
2.	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a)  ¨
	(b)  ¨
3.	SEC Use Only
4.	Citizenship or Place of Organization
	NV

Number of Shares Beneficially Owned by Each Reporting Person With	5.    Sole Voting Power
	9,477,108
	6.    Shared Voting Power
	0
	7.    Sole Dispositive Power
	9,477,108
	8.    Shared Dispositive Power
	0

9.	Aggregate Amount Beneficially Owned by Each Reporting Person
	9,477,108
10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o
11.	Percent of Class Represented by Amount in Row (9)
	3.23%
12.	Type of Reporting Person (See Instructions)
	CO

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Item 1.
	(a)	Name of Issuer
		IAC/InterActiveCorp
	(b)	Address of Issuer’s Principal Executive Offices
		152 West 57th Street, New York, NY 10019
Item 2.
	(a)	Name of Person Filing
		Microsoft EX-Holdings, Inc. — Microsoft EX-Holdings, Inc. is a wholly-owned subsidiary of Microsoft Corporation. Microsoft Corporation’s beneficial ownership of the shares reported hereunder was reported on a Schedule 13G (Amendment No. 3) filed with the Securities and Exchange Commission on February 16, 2007.
	(b)	Address of Principal Business Office or, if none, Residence
		6100 Neil Road , Reno, NV 89520
	(c)	Citizenship
		NV
	(d)	Title of Class of Securities
		Common Stock, par value $.01
	(e)	CUSIP Number
		44919P300
Item 3.	If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
	Not Applicable

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Item 4.	Ownership
Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.
	(a)	Amount beneficially owned:
		9,477,108
	(b)	Percent of class:
		3.23%
	(c)	Number of shares as to which the person has:
		(i)	Sole power to vote or to direct the vote
			9,477,108
		(ii)	Shared power to vote or to direct the vote
			0
		(iii)	Sole power to dispose or to direct the disposition of
			9,477,108
		(iv)	Shared power to dispose or to direct the disposition of
			0

Item 5.	Ownership of Five Percent or Less of a Class
If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following		x
Item 6.	Ownership of More than Five Percent on Behalf of Another Person
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person
	Not Applicable
Item 8.	Identification and Classification of Members of the Group
	Not Applicable
Item 9.	Notice of Dissolution of Group
	Not Applicable
Item 10.	Certification
	By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and held in the ordinary course of business and were not acquired and held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and held in connection with or as a participant in any transaction having that purpose or effect.

Page 4 of 5

Signature

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

February 16, 2007

Date

MICROSOFT EX-HOLDINGS, INC.

/s/ Keith R. Dolliver

Signature

Keith R. Dolliver, Assistant Secretary

Name/Title

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