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Charles River Laboratories International, Inc. 13F holders

572 funds reported a position in Charles River Laboratories International, Inc. in their 13F for the quarter ended 30 June 2026, together 56.8 million shares worth $12.87 billion. Against the quarter before, 62 opened a position, 190 added, 200 trimmed and 63 sold out; together they sold a net 1.2 million shares. The largest holders: FMR LLC, BlackRock, Inc. and Vanguard Capital Management LLC.

Funds holding572+10 on Q1 2026
Shares they held56.8Mworth $12.87 billion
Net sold on the quarter1.2M sharesabout $280.4 million at the funds' values
Funds buying to selling252 to 263opened or added, to cut or sold
Opened 62Added 190Held 115Trimmed 200Sold out 63
Opened: 62 fundsAdded: 190 fundsHeld: 115 fundsTrimmed: 200 fundsSold out: 63 funds

What each fund did in CRL against its 13F for the quarter before; a change under 0.1% of a holding counts as held

Q3 2024: 632 funds, 52.7 million shares632Q3 2024Q4 2024: 640 funds, 54.9 million shares640Q4 2024Q1 2025: 565 funds, 53.4 million shares565Q1 2025Q2 2025: 520 funds, 51.2 million shares520Q2 2025Q3 2025: 558 funds, 50.8 million shares558Q3 2025Q4 2025: 585 funds, 53.0 million shares585Q4 2025Q1 2026: 562 funds, 57.7 million shares562Q1 2026Q2 2026: 572 funds, 56.8 million shares572Q2 2026

Funds reporting a position in CRL in their 13F, each quarter; hover a bar for the shares they held

Filed so far for the quarter to 30 September 2026

4,696 funds have filed their 13F for the quarter so far; the rest are due by 16 November 2026. Of those, 285 reported a position in Charles River Laboratories International, Inc.: 42 opened one, 66 added, 97 trimmed and 20 sold out, a net 3.0 million shares sold.

FundChange in sharesShares nowStatusFiling
Allspring Global Investments Holdings, LLC-1,017,729887,518trimmed13F
Dimensional Fund Advisors LP-714,862933,588trimmed13F
LSV Asset Management-425,80029,300trimmed13F
Amundi-326,39386,009trimmed13F
Cooke & Bieler LP-323,509432,121trimmed13F
Citigroup Inc.-185,905130,312trimmed13F
Van Berkom & Associates Inc.-164,307285,107trimmed13F
Mackenzie Financial Corp.+100,302101,848added13F
Assenagon Asset Management S.A.+75,086198,728added13F
Locust Wood Capital Advisers, LLC+59,72359,723new13F
Deutsche Bank AG-49,616226,953trimmed13F
Assetmark, Inc.-46,79114,672trimmed13F
Granite Investment Partners, LLC+46,07046,070new13F
Strs Ohio+41,92342,957added13F
Natixis+41,89341,893new13F
Boston Trust Walden Corp-37,537251,380trimmed13F
TD Waterhouse Canada Inc.+31,09031,135added13F
Ranger Investment Management, L.P.-20,29545,887trimmed13F
Riverbridge Partners LLC-17,17439,529trimmed13F
Principal Financial Group Inc.+16,21768,777added13F
Investment House LLC-14,9349,084trimmed13F
Mirae Asset Global Investments Co., Ltd.+14,20725,082added13F
Dymon Asia Capital (singapore) Pte. Ltd+12,15012,150new13F
Simplex Trading, LLC+11,16330,359added13F
Capricorn Fund Managers Ltd-10,27720,997trimmed13F

The largest moves in the name among the funds that have filed, against each fund's previous 13F.

The well-known funds

Of the 44 funds followed here, 1 reported a position in Charles River Laboratories International, Inc. in a 13F for the quarter ended 30 September 2026, and 6 more in a 13F for an earlier quarter, the latest each has filed. The largest: FMR LLC, 4.2 million shares worth $961.5 million, 0.0% of its reported book (its 13F for the quarter ended 30 June 2026). Sold out: Two Sigma Investments, Bridgewater Associates. In the quarter, 0 funds added or opened a position and 1 trimmed or sold out; together they sold a net 5,563 shares, about $1.6 million at the funds' own value per share on 30 September 2026. A change under 0.1% of a holding counts as held.

FundSharesValueOf its bookChange on the quarterStatusQuarter endedFiling
FMR LLC4,239,752$961.5 million0.0%+783,508added30 June 2026, an earlier quarter13F
Harris Associates2,241,144$508.3 million0.7%+87,848added30 June 2026, an earlier quarter13F
Geode Capital Management1,300,175$382.9 million0.0%-5,563trimmed30 September 202613F
Citadel Advisors1,193,601$270.7 million0.2%-18,551trimmed30 June 2026, an earlier quarter13F
Millennium Management486,462$110.3 million0.1%-447,583trimmed30 June 2026, an earlier quarter13F
Norges Bank370,040$83.9 million0.0%held30 June 2026, an earlier quarter13F
Alyeska235,000$53.3 million0.1%-323,633trimmed30 June 2026, an earlier quarter13F
Two Sigma Investments0$00.0%-20,623exited30 June 2026, an earlier quarter13F
Bridgewater Associates0$00.0%-6,835exited30 June 2026, an earlier quarter13F
Value is what the fund reported.
Read moreChange is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.

The largest holders

FundSharesShare of allValueOf its bookChange in sharesFiling
FMR LLC4,239,7527.46%$961.5 million0.04%+783,50813F
BlackRock, Inc.3,798,5606.68%$861.5 million0.01%-60,54013F
Vanguard Capital Management LLC3,149,2885.54%$714.2 million0.01%-52,91613F
Invesco Ltd.2,984,7855.25%$676.9 million0.05%+587,53313F
Harris Associates L P2,241,1443.94%$508.3 million0.68%+87,84813F
Vanguard Portfolio Management LLC2,210,9793.89%$501.4 million0.02%-83,69113F
Allspring Global Investments Holdings, LLC1,905,2473.35%$436.5 million0.67%-88,06913F
State Street Corp.1,864,2843.28%$422.8 million0.01%-9,33413F
Dimensional Fund Advisors LP1,648,4502.90%$373.8 million0.07%-4,03413F
Ariel Investments, LLC1,506,1852.65%$341.6 million3.41%+62,00213F
Price T Rowe Associates Inc.1,505,3702.65%$341.4 million0.03%+380,22713F
Geode Capital Management, LLC1,305,7382.30%$295.6 million0.02%+4413F
Wellington Management Group LLP1,288,4632.27%$292.2 million0.05%-340,93813F
Citadel Advisors LLC1,193,6012.10%$270.7 million0.16%-18,55113F
Bank of America Corp.1,172,5862.06%$265.9 million0.02%+37,55913F
Earnest Partners LLC1,120,0111.97%$254.0 million0.92%+148,64513F
Ameriprise Financial Inc.881,1891.55%$199.8 million0.04%-228,19813F
Neuberger Berman Group LLC862,7041.52%$195.6 million0.13%-11,67413F
Sei Investments Co.813,5301.43%$184.5 million0.16%+56,40113F
Morgan Stanley800,4871.41%$181.5 million0.01%-25,18113F
Clearbridge Investments, LLC781,2761.37%$177.2 million0.15%+148,65213F
Cooke & Bieler LP755,6301.33%$171.4 million1.98%-112,29013F
Massachusetts Financial Services Co.682,1731.20%$157.6 million0.05%-226,67713F
Victory Capital Management Inc.664,7681.17%$150.8 million0.09%-78,57813F
UBS Group AG646,7471.14%$146.7 million0.02%-84,71813F
Goldman Sachs Group Inc.639,8031.13%$145.1 million0.01%+225,07513F
Millennium Management LLC486,4620.86%$110.3 million0.08%-447,58313F
Charles Schwab Investment Management Inc.467,6630.82%$106.1 million0.01%-1,30413F
Bank of Montreal459,7680.81%$104.3 million0.04%+13,89913F
LSV Asset Management455,1000.80%$103.2 million0.19%-31,50013F
Van Berkom & Associates Inc.449,4140.79%$101.9 million3.28%-552,89013F
Northern Trust Corp.446,0920.78%$101.2 million0.01%+71013F
Gotham Asset Management, LLC433,1460.76%$98.2 million0.23%+74,64413F
Amundi412,4020.73%$93.5 million0.02%-360,91313F
Norges Bank370,0400.65%$83.9 million0.01%13F
Marshall Wace, LLP342,9950.60%$77.8 million0.07%+193,34413F
Citigroup Inc.316,2170.56%$71.7 million0.03%+234,90613F
BNP Paribas Financial Markets304,7250.54%$69.1 million0.04%+52,53613F
Bank of New York Mellon Corp304,4860.54%$69.1 million0.01%+8,57313F
Boston Trust Walden Corp288,9170.51%$65.5 million0.50%+3,49213F
JPMorgan Chase & Co.286,3170.50%$65.1 million0.00%+21,96713F
AllianceBernstein L.P.374,5850.66%$64.6 million0.02%+72,59213F
Snyder Capital Management L P281,7560.50%$63.9 million1.10%+44,05113F
Arrowstreet Capital, Limited Partnership278,5580.49%$63.2 million0.03%-458,47213F
Deutsche Bank AG276,5690.49%$62.7 million0.02%+1,18813F
Vanguard Fiduciary Trust Co.270,6650.48%$61.4 million0.01%-6,33013F
Primecap Management Co.266,8700.47%$60.5 million0.04%-2013F
Raymond James Financial Inc.256,7790.45%$58.2 million0.02%+63,24713F
Meridiem Capital Partners LP246,9790.43%$56.0 million2.58%-115,11913F
Alyeska Investment Group, L.P.235,0000.41%$53.3 million0.14%-323,63313F
The 50 largest of the 572 funds that reported a position in CRL in their 13F for the quarter ended 30 June 2026, by the value each reported.
Read moreShare of all is the fund's part of all the shares the funds reported. Change is shares against the fund's 13F for the quarter before. A 13F lists a manager's long positions in US-listed shares at the quarter's end. What is a 13F?

Options the funds reported on CRL

FundOptionShares under the optionsValue of those sharesQuarter endedFiling
Citadel AdvisorsCalls77,100$17.5 million30 June 202613F
Millennium ManagementPuts20,000$4.5 million30 June 202613F
Citadel AdvisorsPuts14,300$3.2 million30 June 202613F
A 13F lists calls and puts by the shares they cover and what those shares were worth at the quarter's end, not what the options cost.
Read moreThey are not counted in the holdings above. A put gains when the stock falls, a call when it rises, and a fund may hold either to hedge.

Schedule 13D and 13G filed on the name, last twelve months

FiledScheduleWhoHoldingOf the classEvent dateRule or purposeFiling
5 November 202613G/AFMR LLC and 3 others5.9 million12.4%30 September 2026passive, institutional (13d-1(b))EDGAR
8 September 202613G/AFMR LLC and 3 others4.9 million10.2%31 August 2026passive, institutional (13d-1(b))EDGAR
13 August 202613GInvesco Ltd. and 1 other3.0 million6.2%30 June 2026passive, institutional (13d-1(b))EDGAR
6 August 202613G/AFMR LLC and 3 others4.2 million8.8%30 June 2026passive, institutional (13d-1(b))EDGAR
6 May 202613G/AInvesco Ltd. and 1 other2.4 million4.9%31 March 2026passive, institutional (13d-1(b))EDGAR
6 May 202613GFMR LLC and 3 others3.5 million7.0%31 March 2026passive, institutional (13d-1(b))EDGAR
29 April 202613GVanguard Capital Management and 1 other3.6 million7.4%31 March 2026passive, institutional (13d-1(b))EDGAR
26 March 202613G/AThe Vanguard Group and 1 other00.0%13 March 2026passive, institutional (13d-1(b))EDGAR
12 February 202613GInvesco Ltd. and 1 other2.7 million5.5%31 December 2025passive, institutional (13d-1(b))EDGAR
10 February 202613G/AWellington Management Group LLP and 5 others1.7 million3.6%31 December 2025passive, institutional (13d-1(b))EDGAR
14 November 202513G/ANomura Holdings Inc and 1 other807,9231.6%30 September 2025passive, institutional (13d-1(b))EDGAR
12 November 202513G/AWellington Management Group LLP and 7 others3.2 million6.5%30 September 2025passive, institutional (13d-1(b))EDGAR
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
Read moreAmendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short. 13D and 13G

Fails to deliver

Settlement dateShares failedPriceFile
31 August 202655$291.50SEC
28 August 20262,147$296.41SEC
27 August 202631$295.10SEC
26 August 20264,984$297.64SEC
21 August 2026291$291.45SEC
18 August 20265,549$286.64SEC
14 August 20261,510$281.27SEC
7 August 202610,746$265.51SEC
5 August 20261,524$234.12SEC
31 July 20261,549$234.62SEC
24 July 202665$229.29SEC
21 July 202619,619$219.70SEC
20 July 2026140$224.35SEC
17 July 2026687$229.16SEC
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.
Read moreLargest in the window: 19,619 on 21 July 2026. A fail is an operational fact about settlement, not a position.