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Charles River Laboratories International, Inc.

CRL
Exchange
NYSE
Industry
Services-Commercial Physical & Biological Research
SEC CIK
0001100682

In the last 90 days, Charles River Laboratories International, Inc. insiders filed 0 open-market purchases and 10 sales; 569 institutions reported holding it in 13F filings for Q2 2026, worth $12.9B in total; Harris Associates (Oakmark) is the only superinvestor holding it.

13F holders, Q1 2026

Institutional positions in Charles River Laboratories International, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
560
−14 vs. Q4 2025
Shares held
57.1M
+11.0M (+23.9%) vs. Q4 2025
Total value
$9.86B
+$656.2M (+7.1%) vs. Q4 2025
New holders
73
192 more added
Sold out
87
198 more reduced

10 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting CRL on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2026: 560 institutions
Q1 2021: 562 institutionsQ2 2021: 639 institutionsQ3 2021: 679 institutionsQ4 2021: 708 institutionsQ1 2022: 644 institutionsQ2 2022: 629 institutionsQ3 2022: 583 institutionsQ4 2022: 630 institutionsQ1 2023: 623 institutionsQ2 2023: 613 institutionsQ3 2023: 622 institutionsQ4 2023: 634 institutionsQ1 2024: 675 institutionsQ2 2024: 665 institutionsQ3 2024: 629 institutionsQ4 2024: 636 institutionsQ1 2025: 562 institutionsQ2 2025: 519 institutionsQ3 2025: 556 institutionsQ4 2025: 584 institutionsQ1 2026: 560 institutionsQ2 2026: 569 institutions
Value heldQ1 2026: $9.86B
Q1 2021: $13.7BQ2 2021: $17.6BQ3 2021: $19.3BQ4 2021: $17.8BQ1 2022: $13.5BQ2 2022: $10.4BQ3 2022: $9.91BQ4 2022: $10.8BQ1 2023: $10.3BQ2 2023: $10.7BQ3 2023: $10.1BQ4 2023: $12.3BQ1 2024: $14.1BQ2 2024: $10.8BQ3 2024: $10.3BQ4 2024: $9.78BQ1 2025: $8.03BQ2 2025: $7.73BQ3 2025: $7.92BQ4 2025: $10.6BQ1 2026: $9.86BQ2 2026: $12.9B
Institutions holding CRL and their total value by quarter
QuarterHoldersValue
Q2 2026569$12.9B
Q1 2026560$9.86B
Q4 2025584$10.6B
Q3 2025556$7.92B
Q2 2025519$7.73B
Q1 2025562$8.03B
Q4 2024636$9.78B
Q3 2024629$10.3B
Q2 2024665$10.8B
Q1 2024675$14.1B
Q4 2023634$12.3B
Q3 2023622$10.1B
Q2 2023613$10.7B
Q1 2023623$10.3B
Q4 2022630$10.8B
Q3 2022583$9.91B
Q2 2022629$10.4B
Q1 2022644$13.5B
Q4 2021708$17.8B
Q3 2021679$19.3B
Q2 2021639$17.6B
Q1 2021562$13.7B

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Charles River Laboratories International, Inc.; share changes are against Q4 2025.

Institutions holding CRL in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.3,859,100$665.7M0.01%+104,746+2.8%Added
FMR LLC3,456,244$596.2M0.03%+1,722,334+99.3%Added
Vanguard Capital Management LLC3,202,204$552.4M0.01%+3,202,204New
Invesco Ltd.2,397,252$413.5M0.04%−298,898−11.1%Reduced
Vanguard Portfolio Management LLC2,294,670$395.8M0.02%+2,294,670New
Harris Associates L PSuperinvestorHarris Associates (Oakmark)2,153,296$371.4M0.50%+475,690+28.4%Added
Allspring Global Investments Holdings, LLC1,993,316$348.6M0.58%−2,280−0.1%Reduced
State Street Corp1,873,618$323.2M0.01%+1,930+0.1%Added
Dimensional Fund Advisors LP1,652,484$285.0M0.06%+210,260+14.6%Added
Wellington Management Group LLP1,629,401$281.1M0.05%−119,812−6.8%Reduced
Ariel Investments, LLC1,444,183$249.1M2.79%+16,412+1.1%Added
Geode Capital Management, LLC1,305,694$224.8M0.01%+29,192+2.3%Added
Citadel Advisors LLC1,212,152$209.1M0.15%+794,636+190.3%Added
Bank of America Corp1,135,027$195.8M0.01%+54,500+5.0%Added
Price T Rowe Associates Inc1,125,143$194.1M0.02%+1,052,287+1,444.3%Added
Ameriprise Financial Inc1,109,387$191.4M0.04%−274,996−19.9%Reduced
Earnest Partners LLC971,366$167.6M0.69%−16,893−1.7%Reduced
Millennium Management LLC934,045$161.1M0.12%+603,932+182.9%Added
Massachusetts Financial Services Co908,850$158.8M0.05%+24,159+2.7%Added
Neuberger Berman Group LLC874,378$150.7M0.11%+14,220+1.7%Added
Cooke & Bieler LP867,920$149.7M1.69%+260,355+42.9%Added
Morgan Stanley825,668$142.4M0.01%+32,848+4.1%Added
Amundi773,315$133.4M0.04%+492,301+175.2%Added
SEI Investments Co757,129$130.6M0.12%+3710.0%Added
Victory Capital Management Inc743,346$128.2M0.08%+51,872+7.5%Added
Arrowstreet Capital, Limited Partnership737,030$127.1M0.07%−99,210−11.9%Reduced
UBS Group AG731,465$126.2M0.02%+342,638+88.1%Added
Clearbridge Investments, LLC632,624$109.1M0.09%+121,006+23.7%Added
Mackenzie Financial Corp594,800$102.6M0.12%−186,676−23.9%Reduced
Alyeska Investment Group, L.P.558,633$96.4M0.27%−86,093−13.4%Reduced
Van Berkom & Associates Inc.501,152$86.4M2.81%+50,462+11.2%Added
LSV Asset Management486,600$83.9M0.18%+10,700+2.2%Added
Charles Schwab Investment Management Inc468,967$80.9M0.01%+14,814+3.3%Added
Bank of Montreal445,869$76.9M0.03%+57,952+14.9%Added
Northern Trust Corp445,382$76.8M0.01%+6,221+1.4%Added
Goldman Sachs Group Inc414,728$71.5M0.01%+97,109+30.6%Added
Meridiem Capital Partners LP362,098$62.5M4.11%+229,215+172.5%Added
Gotham Asset Management, LLC358,502$61.8M0.19%+68,986+23.8%Added
Alliancebernstein L.P.301,993$60.2M0.02%+1,577+0.5%Added
Bank of New York Mellon Corp295,913$51.0M0.01%−36,321−10.9%Reduced
Boston Trust Walden Corp285,425$49.2M0.40%−19,452−6.4%Reduced
Vanguard Fiduciary Trust Co276,995$47.8M0.01%+276,995New
Deutsche Bank AG275,381$47.5M0.02%+87,285+46.4%Added
Primecap Management Co266,890$46.0M0.04%00.0%Unchanged
Adage Capital Partners GP, L.L.C.256,009$44.2M0.07%−55,648−17.9%Reduced
BNP Paribas Arbitrage, SA252,189$43.5M0.03%+89,449+55.0%Added
JPMorgan Chase & Co264,350$42.2M0.00%+89,582+51.3%Added
Snyder Capital Management L P237,705$41.0M0.80%−3,258−1.4%Reduced
Barclays PLC234,936$40.5M0.01%+175,802+297.3%Added
Quantinno Capital Management LP227,069$39.2M0.07%−22,746−9.1%Reduced
UBS Asset Management Americas Inc218,913$37.8M0.01%+9,981+4.8%Added
Macquarie Group Ltd201,623$34.8M0.21%−518−0.3%Reduced
Ilex Capital Partners (UK) LLP196,480$33.9M0.84%+196,480New
Raymond James Financial Inc193,532$33.4M0.01%+71,278+58.3%Added
D. E. Shaw & Co., Inc.193,483$33.4M0.03%−237,645−55.1%Reduced
SG Americas Securities, LLC186,173$32.1M0.04%+4,395+2.4%Added
Loomis Sayles & Co L P170,982$29.5M0.04%+108,438+173.4%Added
Marshall Wace, LLP149,651$25.8M0.03%+25,458+20.5%Added
Nuveen, LLC133,983$23.1M0.01%+7,163+5.6%Added
Federated Hermes, Inc.129,340$22.3M0.04%+3,500+2.8%Added
Natixis Advisors, L.P.122,480$21.1M0.03%+8,123+7.1%Added
Franklin Resources Inc120,828$20.8M0.01%−550.0%Reduced
Standard Life Aberdeen plc113,827$19.6M0.03%+16,826+17.3%Added
New York State Common Retirement Fund109,288$18.9M0.03%−2,058−1.8%Reduced
Jones Financial Companies LLLP114,048$18.2M0.01%+113,220+13,673.9%Added
Vanguard Global Advisers, LLC103,496$17.9M0.01%+103,496New
Public Employees Retirement Association of Colorado101,643$17.5M0.07%+18,000+21.5%Added
Confluence Investment Management LLC100,534$17.3M0.27%−5,092−4.8%Reduced
Royal Bank of Canada100,311$17.3M0.00%−23,345−18.9%Reduced
Aristotle Capital Boston, LLC97,434$16.8M1.04%+11,220+13.0%Added
Swiss National Bank97,300$16.8M0.01%+200+0.2%Added
Legal & General Group Plc96,910$16.7M0.00%−9,520−8.9%Reduced
Picton Mahoney Asset Management95,396$16.5M0.17%+21,928+29.8%Added
GW&K Investment Management, LLC95,157$16.4M0.14%−5,868−5.8%Reduced
Engineers Gate Manager LP93,784$16.2M0.20%+66,171+239.6%Added
Rhumbline Advisers91,726$15.8M0.01%+3,217+3.6%Added
California Public Employees Retirement System88,752$15.3M0.01%+197+0.2%Added
Clark Capital Management Group, Inc.86,509$14.9M0.09%+44,118+104.1%Added
Candriam Luxembourg S.C.A.86,430$14.9M0.08%+53,149+159.7%Added
Envestnet Asset Management Inc83,299$14.4M0.00%+13,169+18.8%Added
Citigroup Inc81,311$14.0M0.01%+32,372+66.1%Added
Wells Fargo & Company79,871$13.8M0.00%+2,455+3.2%Added
Nicholas Company, Inc.71,940$12.4M0.24%+71,940New
Laurus Investment Counsel Inc.71,685$12.4M12.11%−10,680−13.0%Reduced
Ranger Investment Management, L.P.70,715$12.2M0.88%+70,715New
HSBC Holdings PLC69,682$12.0M0.01%+7,598+12.2%Added
Lakewood Capital Management, LP69,000$11.9M0.76%−71,240−50.8%Reduced
AQR Capital Management LLC71,578$11.8M0.01%−48,534−40.4%Reduced
Riverbridge Partners LLC63,788$11.0M0.27%−35,540−35.8%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.63,760$11.0M0.01%+5,363+9.2%Added
California State Teachers Retirement System56,972$9.83M0.01%+10,207+21.8%Added
Principal Financial Group Inc56,182$9.69M0.01%−63,317−53.0%Reduced
King Luther Capital Management Corp55,067$9.50M0.04%−9,694−15.0%Reduced
Connor, Clark & Lunn Investment Management Ltd.54,570$9.41M0.02%−79,586−59.3%Reduced
Omers Administration Corp54,429$9.39M0.06%−4,100−7.0%Reduced
Public Sector Pension Investment Board53,860$9.29M0.03%+41,366+331.1%Added
Nordea Investment Management AB56,122$9.23M0.01%+1,428+2.6%Added
Schonfeld Strategic Advisors LLC52,959$9.14M0.07%+2,077+4.1%Added
Assetmark, Inc52,387$9.04M0.02%+8,578+19.6%Added
Frontier Capital Management Co LLC48,062$8.29M0.09%−75,639−61.1%Reduced