Rio Tinto
RIO
744 hedge funds and large institutions have $7.12B invested in Rio Tinto in 2025 Q2 according to their latest regulatory filings, with 77 funds opening new positions, 273 increasing their positions, 269 reducing their positions, and 105 closing their positions.
13% more call options, than puts
Call options by funds: $468M | Put options by funds: $416M
1% more repeat investments, than reductions
Existing positions increased: 273 | Existing positions reduced: 269
0.9% less ownership
Funds ownership: 8.41% → 7.51% (-0.9%)
5% less funds holding
Funds holding: 782 → 744 (-38)
11% less capital invested
Capital invested by funds: $8.01B → $7.12B (-$891M)
27% less first-time investments, than exits
New positions opened: 77 | Existing positions closed: 105
56% less funds holding in top 10
Funds holding in top 10: 16 → 7 (-9)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Goldman Sachs
New York
|
+$59.7M |
| 2 |
Marshall Wace
London,
United Kingdom
|
+$49.7M |
| 3 |
JP Morgan Chase
New York
|
+$46.5M |
| 4 |
Bank of Montreal
Toronto,
Ontario, Canada
|
+$45.7M |
| 5 |
Fisher Asset Management
Camas,
Washington
|
+$44.4M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Wellington Management Group
Boston,
Massachusetts
|
-$627M |
| 2 |
AOI
Auto-Owners Insurance
Lansing,
Michigan
|
-$437M |
| 3 |
Pacer Advisors
Malvern,
Pennsylvania
|
-$39.6M |
| 4 |
MME
Meag Munich Ergo
Munich,
Germany
|
-$35.5M |
| 5 |
Citadel Advisors
Miami,
Florida
|
-$35.1M |
RIO Hedge Fund Activity: Q2 2025 in Review
744 of the 7,613 institutional investors tracked by Wall St. Rank reported a position in Rio Tinto (RIO) for Q2 2025, worth a combined $7.12B — down 11% from $8.01B a quarter earlier.
Sellers outnumbered buyers: 105 funds closed out of RIO and 77 opened new positions — a net loss of 28 holders — while 269 trimmed existing stakes and 273 added.
The largest buyer was Goldman Sachs, adding an estimated $59.7M. The largest seller was Wellington Management Group, cutting an estimated $627M.
- 744 institutional investors held Rio Tinto (RIO) as of Q2 2025, down from 782 in Q1 2025.
- Funds reported $7.12B of Rio Tinto stock for Q2 2025, down 11% quarter-over-quarter.
- 77 funds opened new Rio Tinto positions in Q2 2025 and 105 closed out, a net change of -28 holders.
- The largest Rio Tinto buyer in Q2 2025 was Goldman Sachs, an estimated $59.7M added.
- The largest Rio Tinto seller in Q2 2025 was Wellington Management Group, an estimated $627M sold.
Based on aggregated 13F filings for Q2 2025.