RIO TINTO PLC-SPON ADR (RIO) Institutional Shareholders
RIO TINTO PLC-SPON ADR (RIO) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $11.34B in RIO holdings during the latest filing period.
Fisher Asset Management, Llc is currently the largest disclosed institutional shareholder of RIO tracked by InsiderSet, reporting ownership valued at approximately $1.88B in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $1.95B, representing an estimated gain of +3.82% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 52% of the total disclosed RIO value among the investors covered in this analysis. Major shareholders include Fisher Asset Management, Llc, State Farm Mutual Automobile Insurance Co, Goldman Sachs Group Inc, and several other long-term asset managers with concentrated positions in RIO TINTO PLC-SPON ADR (RIO).
This page ranks the largest institutional RIO shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
942
Total Reported Value
$11.34B
Largest Holder
Fisher Asset Management, Llc
Largest Position
$1.88B
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
35
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Fisher Asset Management, Llc | 0.64% | 20,135,992 | $1,878,486,839 | $1,950,170,825 | +$71,683,986 | +3.82% | |
| State Farm Mutual Automobile Insurance Co | 0.80% | 10,931,820 | $1,019,829,487 | $1,058,746,767 | +$38,917,280 | +3.82% | |
| Goldman Sachs Group Inc | 0.11% | 8,813,988 | $822,256,963 | $853,634,738 | +$31,377,775 | +3.82% | |
| Morgan Stanley | 0.03% | 4,889,374 | $456,129,857 | $473,535,872 | +$17,406,015 | +3.82% | |
| Mirae Asset Global Etfs Holdings Ltd. | 0.54% | 4,237,751 | $395,339,790 | $410,426,184 | +$15,086,394 | +3.82% | |
| Arrowstreet Capital, Limited Partnership | 0.19% | 3,710,224 | $346,126,797 | $359,335,194 | +$13,208,397 | +3.82% | |
| Bank Of America Corp | 0.02% | 3,623,294 | $338,017,068 | $350,916,024 | +$12,898,956 | +3.82% | |
| Neuberger Berman Group Llc | 0.17% | 2,454,902 | $229,063,988 | $237,757,259 | +$8,693,271 | +3.80% | |
| Qube Research & Technologies Ltd | 0.32% | 2,377,304 | $221,778,690 | $230,241,892 | +$8,463,202 | +3.82% | |
| Fmr Llc | 0.01% | 2,180,186 | $203,389,533 | $211,151,014 | +$7,761,481 | +3.82% | |
| Blackrock, Inc. | 0.00% | 2,108,295 | $196,682,861 | $204,188,371 | +$7,505,510 | +3.82% | |
| Bank Of Montreal | 0.08% | 2,056,347 | $191,836,625 | $199,157,207 | +$7,320,582 | +3.82% | |
| Grantham, Mayo, Van Otterloo & Co. Llc | 0.48% | 2,004,837 | $187,031,244 | $194,168,463 | +$7,137,219 | +3.82% | |
| Harding Loevner Lp | 1.89% | 1,971,227 | $183,951,017 | $190,913,335 | +$6,962,318 | +3.78% | |
| Northern Trust Corp | 0.02% | 1,839,582 | $171,614,606 | $178,163,517 | +$6,548,911 | +3.82% | |
| Dimensional Fund Advisors Lp | 0.03% | 1,682,927 | $156,834,496 | $162,991,480 | +$6,156,984 | +3.93% | |
| Jones Financial Companies Lllp | 0.07% | 1,725,801 | $149,527,279 | $167,143,827 | +$17,616,548 | +11.78% | |
| Citigroup Inc | 0.09% | 1,544,579 | $144,093,814 | $149,592,476 | +$5,498,662 | +3.82% | |
| Earnest Partners Llc | 0.56% | 1,442,986 | $134,616,164 | $139,753,194 | +$5,137,030 | +3.82% | |
| Bnp Paribas Financial Markets | 0.09% | 1,436,275 | $133,990,095 | $139,103,234 | +$5,113,139 | +3.82% | |
| Ubs Group Ag | 0.02% | 1,311,639 | $122,362,802 | $127,032,237 | +$4,669,435 | +3.82% | |
| Wells Fargo & Company/Mn | 0.02% | 1,302,179 | $121,480,273 | $126,116,036 | +$4,635,763 | +3.82% | |
| Royal Bank Of Canada | 0.02% | 1,199,010 | $111,857,000 | $116,124,119 | +$4,267,119 | +3.81% | |
| Altshuler Shaham Ltd | 1.95% | 1,144,000 | $106,723,760 | $110,796,400 | +$4,072,640 | +3.82% | |
| Palliser Capital (Uk) Ltd | 75.10% | 1,037,233 | $96,763,467 | $100,456,016 | +$3,692,549 | +3.82% | |
| Jane Street Group, Llc | 0.10% | 1,003,425 | $93,609,518 | $97,181,711 | +$3,572,193 | +3.82% | |
| Renaissance Technologies LLC | Jim Simons | 0.14% | 965,800 | $90,099,482 | $93,537,730 | +$3,438,248 | +3.82% |
| Clearbridge Investments, Llc | 0.07% | 892,474 | $83,258,936 | $86,436,107 | +$3,177,171 | +3.82% | |
| Todd Asset Management Llc | 1.60% | 874,659 | $81,597,652 | $84,710,724 | +$3,113,072 | +3.82% | |
| Raymond James Financial Inc | 0.03% | 871,668 | $81,268,111 | $84,421,046 | +$3,152,935 | +3.88% | |
| Envestnet Asset Management Inc | 0.02% | 838,415 | $78,215,704 | $81,200,493 | +$2,984,789 | +3.82% | |
| Milford Funds Ltd | 1.24% | 800,895 | $76,028,962 | $77,566,681 | +$1,537,719 | +2.02% | |
| Franklin Resources Inc | 0.02% | 784,232 | $73,161,004 | $75,952,869 | +$2,791,865 | +3.82% | |
| Cullen Capital Management, Llc | 0.63% | 656,864 | $61,278,876 | $63,617,278 | +$2,338,402 | +3.82% | |
| Deutsche Bank Ag\ | 0.02% | 641,205 | $59,818,014 | $62,100,704 | +$2,282,690 | +3.82% | |
| 1832 Asset Management L.P. | 0.08% | 640,080 | $59,713,063 | $61,991,748 | +$2,278,685 | +3.82% | |
| Wellington Management Group Llp | 0.01% | 624,596 | $58,268,561 | $60,492,123 | +$2,223,562 | +3.82% | |
| American Century Companies Inc | 0.03% | 595,530 | $55,556,994 | $57,677,081 | +$2,120,087 | +3.82% | |
| Sei Investments Co | 0.05% | 564,191 | $52,634,792 | $54,641,898 | +$2,007,106 | +3.81% | |
| Capital Advisors Inc/Ok | 0.72% | 518,140 | $49,187,044 | $50,181,859 | +$994,815 | +2.02% | |
| Adage Capital Partners Gp, L.L.C. | 0.08% | 524,602 | $48,940,121 | $50,807,704 | +$1,867,583 | +3.82% | |
| First Trust Advisors Lp | 0.03% | 519,977 | $48,508,620 | $50,359,772 | +$1,851,152 | +3.82% | |
| Lpl Financial Llc | 0.01% | 514,691 | $48,015,530 | $49,847,823 | +$1,832,293 | +3.82% | |
| Creative Planning | 0.03% | 505,442 | $47,152,656 | $48,952,058 | +$1,799,402 | +3.82% | |
| Barclays Plc | 0.02% | 453,897 | $42,344,053 | $43,959,924 | +$1,615,871 | +3.82% | |
| Ameriprise Financial Inc | 0.01% | 443,751 | $41,448,160 | $42,977,284 | +$1,529,124 | +3.69% | |
| Pacific Heights Asset Management Llc | 1.33% | 425,000 | $39,648,250 | $41,161,250 | +$1,513,000 | +3.82% | |
| Massachusetts Financial Services Co | 0.01% | 368,340 | $38,925,528 | $35,673,729 | -$3,251,799 | -8.35% | |
| Abc Arbitrage Sa | 4.16% | 406,269 | $38,567,116 | $39,347,153 | +$780,037 | +2.02% | |
| Aberdeen Group Plc | 0.05% | 405,574 | $38,501,140 | $39,279,842 | +$778,702 | +2.02% |
Frequently asked questions about RIO
Who owns the most RIO stock?
The largest holders of RIO are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for RIO TINTO PLC-SPON ADR (RIO).
Is RIO widely held by superinvestors?
Many widely followed stocks like RIO appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly RIO is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.