CRLNYSE · Services-Commercial Physical & Biological Research

CHARLES RIVER LABORATORIES INTERNATIONAL, INC.

Alert me on CRL

Insider buys, 6 months

Congress trades, 6 months

Signals, 6 months

Six months

After each filing

Oct 24 Sale Parisotto Shannon M Insider

1 week

Result in6 trading days

1 month

Result in22 trading days

3 months

Result in64 trading days

6 months

Result in127 trading days

Oct 8 Sale Parisotto Shannon M Insider

1 week

+2.8%S&P −0.3%

1 month

Result in10 trading days

3 months

Result in52 trading days

6 months

Result in115 trading days

Oct 3 Buy Coleman Glenn Insider

1 week

−2.9%S&P +0.4%

1 month

Result in7 trading days

3 months

Result in49 trading days

6 months

Result in112 trading days

Aug 28 Sale FOSTER JAMES C Insider

1 week

−1.0%S&P +0.1%

1 month

+1.5%S&P −0.4%

3 months

Result in24 trading days

6 months

Result in87 trading days

Aug 21 Sale Andrews Nancy C Insider

1 week

−1.3%S&P +0.5%

1 month

−3.4%S&P +1.3%

3 months

Result in19 trading days

6 months

Result in82 trading days

Show all 20

Aug 21 Sale Parisotto Shannon M Insider

1 week

−1.3%S&P +0.5%

1 month

−3.4%S&P +1.3%

3 months

Result in19 trading days

6 months

Result in82 trading days

Aug 14 Sale Girshick Birgit Insider

1 week

+5.4%S&P −1.4%

1 month

−2.6%S&P −2.4%

3 months

Result in14 trading days

6 months

Result in77 trading days

Aug 14 Sale Parisotto Shannon M Insider

1 week

+5.4%S&P −1.4%

1 month

−2.6%S&P −2.4%

3 months

Result in14 trading days

6 months

Result in77 trading days

Aug 12 Sale FOSTER JAMES C Insider

1 week

+2.0%S&P −0.4%

1 month

−2.1%S&P −1.1%

3 months

Result in12 trading days

6 months

Result in75 trading days

Aug 11 Sale Creamer Victoria L Insider

1 week

−1.0%S&P −0.4%

1 month

−3.2%S&P −1.7%

3 months

Result in11 trading days

6 months

Result in74 trading days

Aug 11 Sale Knell Michael Gunnar Insider

1 week

−1.0%S&P −0.4%

1 month

−3.2%S&P −1.7%

3 months

Result in11 trading days

6 months

Result in74 trading days

Aug 7 Sale Parisotto Shannon M Insider

1 week

+4.7%S&P +0.4%

1 month

+5.0%S&P −0.9%

3 months

Result in9 trading days

6 months

Result in72 trading days

Jul 2 Sale FOSTER JAMES C Insider

1 week

+1.2%S&P +1.4%

1 month

+0.1%S&P +1.7%

3 months

+24.3%S&P +2.8%

6 months

Result in47 trading days

Mar 5 Buy LaPlume Joseph W Insider

1 week

−15.8%S&P −2.2%

1 month

−7.2%S&P −3.0%

3 months

+2.5%S&P +11.4%

6 months

+61.8%S&P +14.1%

Jan 20 Sale LaPlume Joseph W Insider

1 week

+0.6%S&P +2.6%

1 month

−24.7%S&P +1.0%

3 months

−16.1%S&P +4.2%

6 months

+0.2%S&P +10.9%

Jun 22, 2025 Buy Rep. Jefferson Shreve House

1 week

+3.0%S&P +2.9%

1 month

+14.0%S&P +5.7%

3 months

+4.4%S&P +11.4%

6 months

+33.7%S&P +14.0%

Jun 22, 2025 Sale Rep. Jefferson Shreve House

1 week

+3.0%S&P +2.9%

1 month

+14.0%S&P +5.7%

3 months

+4.4%S&P +11.4%

6 months

+33.7%S&P +14.0%

May 31, 2025 Sale Rep. Rob Bresnahan House

1 week

+9.2%S&P +1.2%

1 month

+16.6%S&P +5.0%

3 months

+19.4%S&P +8.3%

6 months

+30.4%S&P +15.4%

May 8, 2025 Buy Rep. Rob Bresnahan House

1 week

+1.6%S&P +5.3%

1 month

+8.8%S&P +6.9%

3 months

+7.3%S&P +13.0%

6 months

+21.1%S&P +19.6%

Feb 12, 2025 Buy Rep. Julie Johnson House

1 week

+6.4%S&P −1.6%

1 month

+14.3%S&P −7.0%

3 months

−9.3%S&P −2.9%

6 months

+2.3%S&P +6.2%

Every purchase and sale on this ticker reported by a member of Congress or an insider, measured from the close of the first trading day after it became public to the close 1 week, 1 month, 3 months and 6 months later, each beside the S&P over the same days.

Filings for CRL

86 held · newest 586 held · newest 2

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Signal history

No signal for this ticker yet. A signal is written when insider buying here scores one dot or more.

Stakes

Aug 31, 2026 Schedule 13G, amended

FMR LLC: 10.2%, 4,865,628 shares

Jun 30, 2026 Schedule 13G

Invesco Ltd.: 6.2%, 2,984,785 shares

Jun 30, 2026 Schedule 13G, amended

FMR LLC: 8.8%, 4,239,751 shares

Mar 31, 2026 Schedule 13G, amended

Invesco Ltd.: 4.9%, 2,397,252 shares

Mar 31, 2026 Schedule 13G

FMR LLC: 7%, 3,456,245 shares

Mar 31, 2026 Schedule 13G

Vanguard Capital Management: 7.4%, 3,634,376 shares

Mar 13, 2026 Schedule 13G, amended

The Vanguard Group: 0%, 0 shares

Dec 31, 2025 Schedule 13G

Invesco Ltd.: 5.5%, 2,696,150 shares

Dec 31, 2025 Schedule 13G, amended

Wellington Management Group LLP: 3.6%, 1,749,213 shares

Sep 30, 2025 Schedule 13G, amended

NOMURA HOLDINGS INC: 1.6%, 807,923 shares

Sep 30, 2025 Schedule 13G, amended

Wellington Management Group LLP: 6.5%, 3,190,467 shares

Schedule 13D is filed within 5 business days of crossing 5 percent by an investor who may seek to influence the company. Schedule 13G is filed by a passive holder, and a large institution has up to 45 days after the quarter end.

Government contracts, last 12 months

Awards of $10M and up, from USAspending · context, not a signal

No contracts of $10M or more in the last 12 months.

Lobbying

Last four quarters

NoneQ4 2025

$70KQ1 2026

$70KQ2 2026

$80KQ3 2026

Up 14 percent from Q2 2026. Reported to the Senate each quarter by the firms it hires.Original report ↗

Read from LDA.gov between Sep 23, 2026 and Oct 21, 2026. Senate Office of Public Records cannot vouch for the data or analyses derived from these data after the data have been retrieved from LDA.gov.