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CIK 0001100682 · Large accelerated filer

CHARLES RIVER LABORATORIES INTERNATIONAL, INC.

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Ticker
CRL
Exchange
NYSE
Industry
Services-Commercial Physical & Biological Research
FY end
Dec 27
Entity type
operating
EIN
061397316
Phone
781-222-6000
Business address
251 BALLARDVALE ST, WILMINGTON, MA, 01887
Former names
CHARLES RIVER LABORATORIES INTERNATIONAL INC, CHARLES RIVER LABORATORIES HOLDINGS INC
Open-market buys, last 90 days
$2,974
in 1 filing
Open-market sales, last 90 days
$20,291,281
in 6 filings, $20.1M under 10b5-1 plans

Net −$20,288,307. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-08-06 Knell Michael Gunnar SVP, Finance and CAO Option exercise +1,205 $194.12 $234K 13,461
2026-08-06 Knell Michael Gunnar SVP, Finance and CAO Option exercise +736 $208.44 $153K 14,197
2026-08-06 Knell Michael Gunnar SVP, Finance and CAO Sale −404 $258.53 $104K 13,793
2026-08-06 Knell Michael Gunnar SVP, Finance and CAO Sale −1,205 $258.53 $312K 12,588
2026-08-06 Knell Michael Gunnar SVP, Finance and CAO Sale −736 $258.53 $190K 11,852
2026-08-06 Knell Michael Gunnar SVP, Finance and CAO Option exercise · Stock Options (Right to Buy) −404 0
2026-08-06 Knell Michael Gunnar SVP, Finance and CAO Option exercise · Stock Options (Right to Buy) −1,205 402
2026-08-06 Knell Michael Gunnar SVP, Finance and CAO Option exercise · Stock Options (Right to Buy) −736 736
2026-08-06 Creamer Victoria L EVP & Chief People Officer Option exercise +4,179 $179.66 $751K 34,230
2026-08-06 Creamer Victoria L EVP & Chief People Officer Sale −4,179 $259.16 $1.1M 30,051
2026-08-06 Creamer Victoria L EVP & Chief People Officer Option exercise · Stock Options (Right to Buy) −4,179 0
2026-08-05 Parisotto Shannon M CEVP, Disc & Safety Assessment Sale 10b5-1 −5,046 $263.00 $1.3M 4,807
2026-06-29 FOSTER JAMES C Director Sale 10b5-1 −75,000 $225.00 $16.9M 31,596
2026-06-05 FOSTER JAMES C Director Gift −153,361 126,596
2026-06-05 FOSTER JAMES C Director Gift +153,361 155,611
2026-06-05 FOSTER JAMES C Director Gift −20,000 106,596
2026-06-05 FOSTER JAMES C Director Gift +20,000 20,000
2026-06-05 FOSTER JAMES C Director Gift −10,000 0
2026-06-05 FOSTER JAMES C Director Gift +10,000 10,000
2026-06-05 Girshick Birgit Chief Executive Officer Gift −3,386 36,013

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