Rio Tinto
RIO
766 hedge funds and large institutions have $8.15B invested in Rio Tinto in 2025 Q3 according to their latest regulatory filings, with 99 funds opening new positions, 311 increasing their positions, 225 reducing their positions, and 67 closing their positions.
86% more funds holding in top 10
Funds holding in top 10: 7 → 13 (+6)
48% more first-time investments, than exits
New positions opened: 99 | Existing positions closed: 67
38% more repeat investments, than reductions
Existing positions increased: 311 | Existing positions reduced: 225
14% more capital invested
Capital invested by funds: $7.12B → $8.15B (+$1.03B)
3% more funds holding
Funds holding: 743 → 766 (+23)
8% more call options, than puts
Call options by funds: $464M | Put options by funds: $430M
0.12% more ownership
Funds ownership: 9.73% → 9.85% (+0.12%)
Top Buyers
| 1 |
Goldman Sachs
New York
|
+$99M |
| 2 |
JP Morgan Chase
New York
|
+$91.3M |
| 3 |
Citigroup
New York
|
+$90.9M |
| 4 |
Arrowstreet Capital
Boston,
Massachusetts
|
+$88.7M |
| 5 |
Neuberger Berman Group
New York
|
+$88.1M |
Top Sellers
RIO Hedge Fund Activity: Q3 2025 in Review
766 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Rio Tinto (RIO) for Q3 2025, worth a combined $8.15B — up 14% from $7.12B a quarter earlier.
Buyers outnumbered sellers: 99 funds opened new RIO positions and 67 closed out — a net gain of 32 holders — while 311 added to existing stakes and 225 trimmed.
The largest buyer was Goldman Sachs, adding an estimated $99M. The largest seller was Wellington Management Group, cutting an estimated $245M.
- 766 institutional investors held Rio Tinto (RIO) as of Q3 2025, up from 743 in Q2 2025.
- Funds reported $8.15B of Rio Tinto stock for Q3 2025, up 14% quarter-over-quarter.
- 99 funds opened new Rio Tinto positions in Q3 2025 and 67 closed out, a net change of +32 holders.
- The largest Rio Tinto buyer in Q3 2025 was Goldman Sachs, an estimated $99M added.
- The largest Rio Tinto seller in Q3 2025 was Wellington Management Group, an estimated $245M sold.
Based on aggregated 13F filings for Q3 2025.