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 2020Renaissance Technologies LLCBuy43,7001,558,932$71,025
Q4 2019Renaissance Technologies LLCBuy200,3001,515,232$89,944
Q3 2019Renaissance Technologies LLCBuy800,5001,314,932$68,495
Q2 2019Renaissance Technologies LLCSell-184,900514,432$32,070
Q2 2019Dodge & Cox Stock FundSell-2009,300$580
Q1 2019Renaissance Technologies LLCBuy288,700699,332$41,156
Q1 2019Dodge & Cox Stock FundSell-9009,500$559
Q4 2018Renaissance Technologies LLCBuy127,532410,632$19,907
Q4 2018Dodge & Cox Stock FundSell-10010,400$504
Q3 2018Renaissance Technologies LLCBuy137,900283,100$14,444
Q1 2018Dodge & Cox Stock FundSell-70010,500$541
Q4 2017Renaissance Technologies LLCSell-730,500145,200$7,685
Q3 2017Renaissance Technologies LLCBuy720,200875,700$41,324
Q3 2017Dodge & Cox Stock FundSell-1,20011,200$529
Q2 2017Renaissance Technologies LLCSell-749,000155,500$6,579
Q2 2017Appaloosa ManagementSell-156,867238,276$10,081
Q1 2017Appaloosa ManagementBuy304,100395,143$16,074
Q1 2017Dodge & Cox Stock FundSell-2,60012,400$504
Q4 2016Appaloosa ManagementBuy91,04391,043$3,502
Q3 2016Renaissance Technologies LLCSell-911,800904,500$30,210
Q2 2016Renaissance Technologies LLCBuy1,703,1001,816,300$56,850
Q2 2016Dodge & Cox Stock FundSell-80015,000$470
Q1 2016Renaissance Technologies LLCBuy91,700113,200$3,200
Q1 2016Dodge & Cox Stock FundSell-84015,800$447
Q4 2015Renaissance Technologies LLCBuy12,40021,500$626
Q4 2015Dodge & Cox Stock FundSell-60016,640$485
Q3 2015Renaissance Technologies LLCSell-152,7009,100$308
Q3 2015Causeway Capital ManagementBuy92,951300,978$10,179
Q3 2015Dodge & Cox Stock FundSell-1,90017,240$583
Q2 2015Renaissance Technologies LLCSell-220,900161,800$6,668

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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