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Livermore
Livermore
ZHEN

Marshall Wace, LLP

SEC CIK
0001318757
Latest filing
Aug 13, 2026

CRL holding history

Charles River Laboratories International, Inc. in every 13F filed by Marshall Wace, LLP, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

CRL overviewAll 13F holders of CRLFull Q2 2026 holdings

Shares (Q2 2026)
342,995
Value
$77.8M
% of portfolio
0.1%
Quarters held
21
Since Q1 2021
Holdings of CRL by Marshall Wace, LLP, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026342,995$77.8M0.1%+193,344+129.2%AddedHolders
Q1 2026149,651$25.8M<0.1%+25,458+20.5%AddedHolders
Q4 2025124,193$24.8M<0.1%−13,917−10.1%ReducedHolders
Q3 2025138,110$21.6M<0.1%+124,038+881.5%AddedHolders
Q2 202514,072$2.14M<0.1%−23,862−62.9%ReducedHolders
Q1 202537,934$5.71M<0.1%+16,326+75.6%AddedHolders
Q4 202421,608$3.99M<0.1%−287,451−93.0%ReducedHolders
Q3 2024309,059$60.9M0.1%−516,846−62.6%ReducedHolders
Q2 2024825,905$170.6M0.2%+163,056+24.6%AddedHolders
Q1 2024662,849$179.6M0.3%+662,849NewHolders
Q4 20230$00.0%−121,479−100.0%Sold outHolders
Q3 2023121,479$23.8M0.1%−305,047−71.5%ReducedHolders
Q2 2023426,526$89.7M0.2%−528,388−55.3%ReducedHolders
Q1 2023954,914$192.7M0.5%+80,141+9.2%AddedHolders
Q4 2022874,773$190.6M0.5%+319,095+57.4%AddedHolders
Q3 2022555,678$109.4M0.3%+215,372+63.3%AddedHolders
Q2 2022340,306$72.8M0.2%+167,447+96.9%AddedHolders
Q1 2022172,859$49.1M0.1%−281,936−62.0%ReducedHolders
Q4 2021454,795$171.4M0.3%+152,258+50.3%AddedHolders
Q3 2021302,537$124.8M0.6%+19,810+7.0%AddedHolders
Q2 2021282,727$104.6M0.6%−634,329−69.2%ReducedHolders
Q1 2021917,056$265.8M1.4%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.