RIO TINTO PLC-SPON ADR (RIO) Institutional Ownership Changes & 13F Activity

RIO TINTO PLC-SPON ADR (RIO). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC, Sequoia Financial Advisors, Dodge & Cox Stock Fund, Causeway Capital Management, and Appaloosa Management.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2026Renaissance Technologies LLCBuy779,200965,800$90,099,482
Q1 2026Sequoia Financial AdvisorsBuy3,32824,856$2,318,802
Q4 2025Renaissance Technologies LLCSell-1,024,200186,600$14,933,598
Q4 2025Sequoia Financial AdvisorsBuy2,09321,528$1,722,866
Q4 2025Dodge & Cox Stock FundSell-1,0003,000$240,090
Q3 2025Renaissance Technologies LLCSell-45,0001,210,800$79,924,908
Q3 2025Sequoia Financial AdvisorsBuy4,59519,435$1,282,895
Q2 2025Renaissance Technologies LLCBuy698,4001,255,800$73,250,814
Q2 2025Sequoia Financial AdvisorsBuy5,75014,840$865,597
Q1 2025Renaissance Technologies LLCBuy86,000557,400$33,488,592
Q1 2025Sequoia Financial AdvisorsSell-1,3369,090$546,107
Q4 2024Renaissance Technologies LLCBuy250,800471,400$27,723,034
Q4 2024Sequoia Financial AdvisorsBuy81610,426$613,162
Q3 2024Renaissance Technologies LLCBuy215,200220,600$15,700,102
Q3 2024Sequoia Financial AdvisorsSell-1079,610$683,933
Q2 2024Renaissance Technologies LLCSell-670,6005,400$356,022
Q2 2024Sequoia Financial AdvisorsBuy2299,717$640,658
Q1 2024Renaissance Technologies LLCBuy393,500676,000$43,088
Q1 2024Causeway Capital ManagementSell-95,9019,525$607,114
Q1 2024Sequoia Financial AdvisorsSell-15,8739,488$604,774
Q4 2023Causeway Capital ManagementSell-208,036105,426$7,850,034
Q4 2023Sequoia Financial AdvisorsBuy16,95025,361$1,888,351
Q3 2023Renaissance Technologies LLCSell-690,400282,500$17,978
Q3 2023Causeway Capital ManagementBuy43,804313,462$19,948,735
Q3 2023Sequoia Financial AdvisorsSell-1738,411$535,252
Q2 2023Renaissance Technologies LLCBuy676,100972,900$62,110
Q2 2023Causeway Capital ManagementBuy114,244269,658$17,214,962
Q2 2023Sequoia Financial AdvisorsBuy7368,584$548,008
Q1 2023Renaissance Technologies LLCBuy253,000296,800$20,360
Q1 2023Causeway Capital ManagementBuy2,340155,414$10,661,401

Frequently asked questions about RIO activity

  • Which institutional owners are buying RIO?

    Institutional owners buying RIO include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in RIO activity?

    "Buy" means an investor increased their reported position in RIO compared to the prior reporting period. This reflects growing exposure to RIO TINTO PLC-SPON ADR (RIO) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in RIO increasing?

    Institutional interest in RIO can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

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