SECURITIES AND EXCHANGE COMMISSION
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Washington, D.C. 20549
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_______________
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SCHEDULE 13D*
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INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
TO RULE 13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO
RULE 13d-2(a)
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Under the Securities Exchange Act of 1934
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(Amendment No. 5)1
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Charles River Laboratories International, Inc.
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(Name of Issuer)
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Common Stock, $0.01 par value per share
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(Title of Class of Securities)
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159864107
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(CUSIP Number)
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Marc Weingarten, Esq.
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Schulte Roth & Zabel LLP
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919 Third Avenue
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New York, New York 10022
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(212) 756-2000
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(Name, Address and Telephone Number of Person
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Authorized to Receive Notices and Communications)
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August 2, 2011 | |
(Date of Event which Requires
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Filing of this Schedule)
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CUSIP No. 159864107
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SCHEDULE 13D
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Page 2 of 4 Pages
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1
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NAME OF REPORTING PERSON
JANA PARTNERS LLC
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2
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CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
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(a) ¨
(b) ¨
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3
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SEC USE ONLY
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4
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SOURCE OF FUNDS*
AF
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5
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CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)
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¨
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6
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CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
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NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH
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7
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SOLE VOTING POWER
2,468,601
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8
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SHARED VOTING POWER
-0-
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9
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SOLE DISPOSITIVE POWER
2,468,601
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10
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SHARED DISPOSITIVE POWER
-0-
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11
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH PERSON
2,468,601
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12
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CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
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¨
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13
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PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) (see Item 5)
4.8%
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14
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TYPE OF REPORTING PERSON*
IA
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CUSIP No. 159864107
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SCHEDULE 13D
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Page 3 of 4 Pages
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Item 2.
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IDENTITY AND BACKGROUND.
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Item 3.
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SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION.
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Item 4 |
PURPOSE OF TRANSACTION.
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Item 5.
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PURPOSE OF TRANSACTION.
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CUSIP No. 159864107
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SCHEDULE 13D
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Page 4 of 4 Pages
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JANA PARTNERS LLC
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By:
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/s/ Jennifer Fanjiang
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Name:
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Jennifer Fanjiang
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Title:
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General Counsel
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Date of Transaction | Shares Purchased (Sold) | Price Per Share ($) | ||
6/8/2011
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11,389
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38.94
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6/8/2011
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(3,141)
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38.95
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6/15/2011
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5,300
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39.26
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6/28/2011
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(47,700)
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40.05
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6/28/2011
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(50,000)
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40.24
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6/28/2011
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(52,300)
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40.29
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6/30/2011
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4,859
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40.68
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7/5/2011
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(7,006)
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41.11
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7/13/2011
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(1,732)
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40.97
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7/14/2011
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(100,000)
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41.81
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7/29/2011
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(2,901)
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39.51
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8/2/2011
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(50,500)
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37.65
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8/2/2011
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(30,300)
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38.19
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8/2/2011
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(57,800)
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38.28
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8/2/2011
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(35,200)
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38.46
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8/3/2011
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(50,100)
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35.80
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8/3/2011
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(106,500)
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35.99
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8/3/2011
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(725,000)
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36.00
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8/3/2011
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(125,000)
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36.75
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8/3/2011
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(1,680)
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38.22
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8/3/2011
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(400)
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38.31
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8/3/2011
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(100)
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38.40
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8/3/2011
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(4,500)
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38.54
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8/4/2011
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(32)
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34.55
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8/4/2011
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(12,800)
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35.42
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8/4/2011
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(100,161)
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34.81
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8/4/2011
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(228,800)
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34.64
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