Rio Tinto

RIO · LONDON

$83.42−$0.72 (−0.86%)TodayMarket closed ·
Prev close $84.14

Who owns RIO

Largest institutional holders, from their latest 13F filings

The 10 largest institutions hold 26.2% of RIO’s shares.

  • Aluminum Corporation of China Ltd11.2%
  • AustralianSuper3.3%
  • Vanguard Capital Management, LLC2.0%
  • Norges Bank Investment Management (NBIM)1.7%
  • Next 6 largest institutions8.0%
  • All other shareholders73.8%
Top institutional holders of RIO
HolderShares% of shares
Aluminum Corporation of China Ltd182.55M11.22%
AustralianSuper53.70M3.30%
Vanguard Capital Management, LLC32.23M1.98%
Norges Bank Investment Management (NBIM)28.17M1.73%
State Street Investment Management (UK)27.61M1.70%
JPMorgan Asset Management U.K. Limited22.80M1.40%
Fisher Investments21.83M1.34%
BlackRock Investment Management (UK) Ltd.20.35M1.25%
Schroder Investment Management Ltd. (SIM)19.96M1.23%
State Farm Insurance Companies17.08M1.05%

Largest mutual fund holders

Top mutual fund holders of RIO
HolderShares% of shares
Statens Pensjonsfond Utland28.79M1.77%
Vanguard Total International Stock Index Fund15.25M0.94%
Vanguard Developed Markets Index Fund10.16M0.62%
iShares Core MSCI EAFE ETF7.92M0.49%
iShares Core FTSE 100 UCITS ETF6.63M0.41%

Congressional trades

Disclosed by members of Congress over the last 12 months

RIO trades disclosed by members of Congress
MemberTypeAmountTraded
Alan ArmstrongSenatorPurchase$15K–$50KMar 30, 2026
Lisa McClainHouseSale$1K–$15KOct 31, 2025
Lisa McClainHousePurchase$1K–$15KOct 30, 2025
Lisa McClainHouseSale$1K–$15KOct 30, 2025

Short interest

Settled Sep 30, 2026

Shares short
9.33M
Days to cover
5.16
% of shares outstanding
0.57%
Average daily volume
1.81M
Change since last report
−4.9%

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