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Marshall Wace, LLP

SEC CIK
0001318757
Latest filing
Aug 13, 2026

RIO holding history

Rio Tinto PLC 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.

RIO overviewAll 13F holders of RIOFull Q2 2026 holdings

Shares (Q2 2026)
7,346
Value
$697.4K
% of portfolio
<0.1%
Quarters held
18
Since Q1 2021
Holdings of RIO by Marshall Wace, LLP, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20267,346$697.4K<0.1%−106,682−93.6%ReducedHolders
Q1 2026114,028$10.6M<0.1%+90,924+393.5%AddedHolders
Q4 202523,104$1.85M<0.1%−573,940−96.1%ReducedHolders
Q3 2025597,044$39.4M<0.1%−244,535−29.1%ReducedHolders
Q2 2025841,579$49.1M0.1%+841,579NewHolders
Q1 20250$00.0%−7,126−100.0%Sold outHolders
Q4 20247,126$419.1K<0.1%+7,126NewHolders
Q2 20240$00.0%−48,100−100.0%Sold outHolders
Q1 202448,100$3.07M<0.1%−156,060−76.4%ReducedHolders
Q4 2023204,160$15.2M<0.1%−234,578−53.5%ReducedHolders
Q3 2023438,738$27.9M0.1%−50,030−10.2%ReducedHolders
Q2 2023488,768$31.2M0.1%+488,768NewHolders
Q1 20230$00.0%−1,003,409−100.0%Sold outHolders
Q4 20221,003,409$71.4M0.2%+184,727+22.6%AddedHolders
Q3 2022818,682$45.1M0.1%+529,206+182.8%AddedHolders
Q2 2022289,476$17.7M<0.1%−608,261−67.8%ReducedHolders
Q1 2022897,737$72.2M0.2%+299,297+50.0%AddedHolders
Q4 2021598,440$40.1M0.1%+590,957+7,897.3%AddedHolders
Q3 20217,483$500.0K<0.1%00.0%UnchangedHolders
Q2 20217,483$628.0K<0.1%+2,051+37.8%AddedHolders
Q1 20215,432$422.0K<0.1%––Holders

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