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* WESTEND SA (Last) (First) (Middle) 105 GRAND-RUE (Street) LUXEMBOURG N4 L-1661 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol WEIGHT WATCHERS INTERNATIONAL INC [ WTW ]	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) 05/26/2011
	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, no par value per share	05/26/2011		S		3,000,000	D	$83.66	38,247,893	I	By Artal Holdings Sp. z o.o., Succursale de Luxembourg(1)

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* WESTEND SA (Last) (First) (Middle) 105 GRAND-RUE (Street) LUXEMBOURG N4 L-1661 (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* Stichting Administratiekantoor Westend (Last) (First) (Middle) IJSSELBURCHT 3 6825BS (Street) ARNHEM P7 (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* Minne Pascal (Last) (First) (Middle) PLACE STE. GUDULE, 19 B-1000 (Street) BRUXELLES C9 (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* Artal Holdings Sp. z o.o., Succursale de Luxembourg (Last) (First) (Middle) 105 GRAND-RUE (Street) LUXEMBOURG N4 L-1661 (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* ARTAL LUXEMBOURG S A (Last) (First) (Middle) 105 GRAND-RUE (Street) LUXEMBOURG N4 L-1661 (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* ARTAL INTERNATIONAL SCA (Last) (First) (Middle) 105 GRAND-RUE (Street) LUXEMBOURG N4 L-1661 (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* Artal International Management S.A. (Last) (First) (Middle) 105 GRAND-RUE (Street) LUXEMBOURG N4 L-1661 (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* ARTAL GROUP S A (Last) (First) (Middle) 105 GRAND-RUE (Street) LUXEMBOURG N4 L-1661 (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. Mr. Pascal Minne is the sole member of the Board of Stitching Administratiekantoor Westend. Stitching Administratiekantoor Westend is the parent of Westend S.A. Westend S.A., is the parent company of Artal Group S.A. Artal Group S.A. is the parent company of Artal International Management S.A., which is the managing partner of Artal International S.C.A. Artal International S.C.A. is the parent company of Artal Luxembourg S.A. Artal Luxembourg S.A. is the parent company of Artal Holdings Sp. z o.o., Succursale de Luxembourg ("Artal Holdings"). Artal Holdings is the record owner of the shares. Artal Luxembourg S.A. holds an irrevocable proxy with the respect to 15,000,000 of these shares.

	/s/ Pascal Minne, Director, on behalf of Westend S.A.	05/31/2011
	/s/ Pascal Minne, Sole Member of the Board, on behalf of Stichting Administratiekantoor Westend	05/31/2011
	/s/ Pascal Minne	05/31/2011
	/s/ Andrey Le Pit, Branch Manager, on behalf of Artal Holdings Sp. z o.o., Succursale de Luxembourg	05/31/2011
	/s/ Anne Goffard, Managing Director, on behalf of Artal Luxembourg S.A.	05/31/2011
	/s/ Anne Goffard, Managing Director of Artal International Management S.A., the Managing Partner of Artal International S.C.A., on behalf of Artal International S.C.A.	05/31/2011
	/s/ Anne Goffard, Managing Director, on behalf of Artal International Management S.A.	05/31/2011
	/s/ Pascal Minne, Director, on behalf of Artal Group S.A.	05/31/2011
	** Signature of Reporting Person	Date
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