RIO Institutional Ownership
Who owns Rio Tinto PLC and what the big funds did with it last quarter, from every SEC 13F filing. 971 funds reported holding RIO at Jun 30, 2026.
- ▲481 buying vs 350 selling
- ●Shares held by funds +0.8%
- ▲Funds holding +26
- ●Superinvestors: 2 added, 2 cut
- ▲Put/call 0.76 to 0.54
What the filings show, not a forecast. Positions can be up to 45 days old and leave out short sales.
Funds holding and ownership
8 quartersQuarter over quarter
all 13F filers| Q2 2026 | This quarter | Q1 2026 | Change |
|---|---|---|---|
| Funds holding | 971 | 945 | +2.8% |
| In funds' top 10 | 6 | 11 | −45.5% |
| 13F shares | 128M | 127M | +0.8% |
| Held by funds | – | – | – |
| New positions | 105 | 142 | −26.1% |
| Increased | 376 | 332 | +13.3% |
| Reduced | 277 | 270 | +2.6% |
| Sold out | 73 | 79 | −7.6% |
| Calls (shares) | 1.8M | 1.3M | +37.0% |
| Puts (shares) | 993K | 1M | −3.3% |
| Put/call ratio | 0.54 | 0.76 | −29.0% |
Buyers vs sellers
adding or new vs cutting or sold outSuperinvestors in RIO
All superinvestors →
Who owns RIO
share of fund held shares- Index and passive funds5.4%
- Active managers and hedge funds57.9%
- Banks and brokers27.4%
- Pensions, insurers and other9.2%
The top 10 holders own 49.6% of all RIO shares that funds reported. Groups are our own grouping of filers by name.
Put/call ratio
funds' options, market makers left outAbove 1 means funds hold more puts than calls, a sign of hedging or bets on a fall. Options are valued at the underlying shares.
Filed so far for Q3 2026
326 funds changed their position- Abc Arbitrage SATrimmed−268K sh
- Capricorn Fund Managers LtdSold out−160K sh
- Cambridge Investment Research Advisors, Inc.Trimmed−119K sh
- Oppenheimer Asset Management Inc.Added+83K sh
- Transmarket Holdings LPSold out−61K sh
🔒 Free account: see all 20.
Top holders
Q2 2026| # | Fund | Of company | Shares | Value | Change |
|---|---|---|---|---|---|
| 1 | Fisher Asset Management, LLC | – | 20.7M | $2B | +540K |
| 2 | State Farm Mutual Automobile Insurance Co | – | 10.9M | $1B | 0 |
| 3 | Goldman Sachs Group Inc | – | 9.5M | $901M | +677K |
| 4 | Morgan Stanley | – | 4.9M | $461M | −36K |
| 5 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | – | 4.1M | $387M | −163K |
| 6 | Bank of America Corp /de/ | – | 3.4M | $320M | −250K |
| 7 | Qube Research & Technologies Ltd | – | 2.8M | $265M | +419K |
| 8 | Jpmorgan Chase & Co | – | 2.6M | $241M | +603K |
| 9 | BlackRock, Inc. | – | 2.5M | $235M | +367K |
| 10 | Neuberger Berman Group LLC | – | 2.4M | $227M | −65K |
- Goldman Sachs Group Inc+677K sh+$64.2M
- Jpmorgan Chase & Co+603K sh+$56.8M
- Fisher Asset Management, LLC+540K sh+$51.3M
- Bnp Paribas Financial Markets+459K sh+$43.6M
- Two Sigma Investments, LP+438K sh+$41.6M
- Qube Research & Technologies Ltd+419K sh+$39.7M
- BlackRock, Inc.+367K sh+$34.8M
- Millennium Management LLC+340K sh+$32.3M
- Arrowstreet Capital, Limited Partnership−2M sh−$189M
- Citigroup Inc−1.3M sh−$121M
- 1832 Asset Management L.P.−623K sh−$59.1M
- Jane Street Group, LLC−406K sh−$38.5M
- Clearbridge Investments, LLC−327K sh−$31M
- UBS Group AG−265K sh−$25.2M
- Bank of America Corp /de/−250K sh−$23.7M
- FIL Ltd−246K sh−$23M
RIO institutional ownership FAQ
Who owns the most RIO stock?
In Q2 2026 13F filings the largest holder of RIO was Fisher Asset Management, LLC, followed by State Farm Mutual Automobile Insurance Co and Goldman Sachs Group Inc. Index fund managers are usually the biggest holders of large companies.
What percentage of RIO is owned by institutions?
971 funds reported holding 128M RIO shares at Jun 30, 2026.
Are hedge funds buying RIO?
In Q2 2026, 481 funds bought RIO (105 of them new positions) and 350 sold (73 sold out completely). Among well known investors, 2 added and 2 cut. Our fund sentiment for RIO is bullish.
What is RIO's institutional put/call ratio?
Funds reported $94.2M of RIO puts against $175M of calls, a put/call ratio of 0.54 (0.76 the quarter before). Market makers and bank trading desks are left out, since their options are mostly hedges.
How current is this RIO ownership data?
13F filings show holdings at the end of each quarter and are due within 45 days, so positions can be up to six weeks old when they appear. We add each new filing within minutes, and the "filed so far" list shows funds that have already reported the next quarter.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Fund sentiment summarises what 13F filings show and is not a forecast. Holdings come from SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.