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Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

CRL holding history

Charles River Laboratories International, Inc. in every 13F filed by Simplex Trading, LLC, 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)
19,196
Value
$4.35M
% of portfolio
0.1%
Quarters held
12
Since Q1 2021
Holdings of CRL by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202619,196$4.35M0.1%+19,196NewHolders
Q1 20260$00.0%−3,601−100.0%Sold outHolders
Q4 20253,601$718.3K<0.1%+3,601NewHolders
Q2 20250$00.0%−394−100.0%Sold outHolders
Q1 2025394$59.0K<0.1%−1,625−80.5%ReducedHolders
Q4 20242,019$372.0K<0.1%−1,150−36.3%ReducedHolders
Q3 20243,169$624.0K<0.1%+3,169NewHolders
Q2 20240$00.0%−2,970−100.0%Sold outHolders
Q1 20242,970$804.0K<0.1%+808+37.4%AddedHolders
Q4 20232,162$511.0K<0.1%+2,162NewHolders
Q3 20230$00.0%−2,487−100.0%Sold outHolders
Q2 20232,487$522.0K<0.1%+2,487NewHolders
Q1 20230$00.0%−1,035−100.0%Sold outHolders
Q4 20221,035$225.0K<0.1%+139+15.5%AddedHolders
Q3 2022896$176.0K<0.1%+896NewHolders
Q1 20220$00.0%−6,740−100.0%Sold outHolders
Q4 20216,740$2.54M0.1%+6,740NewHolders
Q2 20210$00.0%−1,160−100.0%Sold outHolders
Q1 20211,160$336.0K<0.1%––Holders

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