Rivian
RIVN
754 hedge funds and large institutions have $10B invested in Rivian in 2025 Q3 according to their latest regulatory filings, with 96 funds opening new positions, 238 increasing their positions, 216 reducing their positions, and 84 closing their positions.
17% more funds holding in top 10
Funds holding in top 10: 6 → 7 (+1)
14% more first-time investments, than exits
New positions opened: 96 | Existing positions closed: 84
11% more capital invested
Capital invested by funds: $9.07B → $10B (+$953M)
10% more repeat investments, than reductions
Existing positions increased: 238 | Existing positions reduced: 216
0% less funds holding
Funds holding: 756 → 754 (-2)
1.97% less ownership
Funds ownership: 57.97% → 56% (-2%)
27% less call options, than puts
Call options by funds: $1.36B | Put options by funds: $1.86B
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Renaissance Technologies
New York
|
+$139M |
| 2 |
Jane Street
New York
|
+$94.8M |
| 3 |
Citigroup
New York
|
+$66.4M |
| 4 |
Amundi
Paris,
France
|
+$43.4M |
| 5 |
WorldQuant Millennium Advisors
New York
|
+$43.1M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
-$160M |
| 2 |
Bank of America
Charlotte,
North Carolina
|
-$61.7M |
| 3 |
Morgan Stanley
New York
|
-$48.5M |
| 4 |
Allianz Asset Management
Munich,
Germany
|
-$38.5M |
| 5 |
UBS AM
Chicago,
Illinois
|
-$37.3M |
RIVN Hedge Fund Activity: Q3 2025 in Review
754 of the 7,638 institutional investors tracked by Wall St. Rank reported a position in Rivian (RIVN) for Q3 2025, worth a combined $10B — up 11% from $9.07B a quarter earlier.
Buyers outnumbered sellers: 96 funds opened new RIVN positions and 84 closed out — a net gain of 12 holders — while 238 added to existing stakes and 216 trimmed.
The largest buyer was Renaissance Technologies, adding an estimated $139M. The largest seller was Fidelity Investments, cutting an estimated $160M.
- 754 institutional investors held Rivian (RIVN) as of Q3 2025, down from 756 in Q2 2025.
- Funds reported $10B of Rivian stock for Q3 2025, up 11% quarter-over-quarter.
- 96 funds opened new Rivian positions in Q3 2025 and 84 closed out, a net change of +12 holders.
- The largest Rivian buyer in Q3 2025 was Renaissance Technologies, an estimated $139M added.
- The largest Rivian seller in Q3 2025 was Fidelity Investments, an estimated $160M sold.
Based on aggregated 13F filings for Q3 2025.