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Marshall Wace, LLP

SEC CIK
0001318757
Latest filing
Aug 13, 2026

CLB holding history

Core Laboratories 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.

CLB overviewAll 13F holders of CLBFull Q2 2026 holdings

Shares (Q2 2026)
0
Sold out in Q2 2026
Value
$0
% of portfolio
0.0%
Quarters held
11
Since Q3 2021
Holdings of CLB by Marshall Wace, LLP, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20260$00.0%−117,744−100.0%Sold outHolders
Q1 2026117,744$1.98M<0.1%+117,744NewHolders
Q1 20250$00.0%−11,123−100.0%Sold outHolders
Q4 202411,123$192.5K<0.1%−10,188−47.8%ReducedHolders
Q3 202421,311$394.9K<0.1%−59,741−73.7%ReducedHolders
Q2 202481,052$1.64M<0.1%−41,819−34.0%ReducedHolders
Q1 2024122,871$2.10M<0.1%+104,510+569.2%AddedHolders
Q4 202318,361$324.3K<0.1%+18,361NewHolders
Q2 20230$00.0%−19,970−100.0%Sold outHolders
Q1 202319,970$440.3K<0.1%+19,970NewHolders
Q4 20220$00.0%−124,469−100.0%Sold outHolders
Q3 2022124,469$1.68M<0.1%+38,029+44.0%AddedHolders
Q2 202286,440$1.71M<0.1%+86,440NewHolders
Q1 20220$00.0%−835,491−100.0%Sold outHolders
Q4 2021835,491$18.6M<0.1%+662,216+382.2%AddedHolders
Q3 2021173,275$4.81M<0.1%+173,275NewHolders