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Marshall Wace, LLP

SEC CIK
0001318757
Latest filing
Aug 13, 2026

WRK holding history

WestRock Co 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.

WRK overviewAll 13F holders of WRKFull Q2 2026 holdings

Shares (Q3 2024)
0
Sold out in Q3 2024
Value
$0
% of portfolio
0.0%
Quarters held
8
Since Q4 2021
Holdings of WRK by Marshall Wace, LLP, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q3 20240$00.0%−653,380−100.0%Sold outHolders
Q2 2024653,380$32.8M<0.1%+10,612+1.7%AddedHolders
Q1 2024642,768$31.8M0.1%+113,035+21.3%AddedHolders
Q4 2023529,733$22.0M<0.1%+316,488+148.4%AddedHolders
Q3 2023213,245$7.63M<0.1%+213,245NewHolders
Q1 20230$00.0%−63,994−100.0%Sold outHolders
Q4 202263,994$2.25M<0.1%−261,070−80.3%ReducedHolders
Q3 2022325,064$10.0M<0.1%−24,675−7.1%ReducedHolders
Q2 2022349,739$13.9M<0.1%+349,739NewHolders
Q1 20220$00.0%−29,401−100.0%Sold outHolders
Q4 202129,401$1.30M<0.1%+29,401NewHolders