Rivian
RIVN
805 hedge funds and large institutions have $9.96B invested in Rivian in 2026 Q1 according to their latest regulatory filings, with 109 funds opening new positions, 278 increasing their positions, 212 reducing their positions, and 91 closing their positions.
31% more repeat investments, than reductions
Existing positions increased: 278 | Existing positions reduced: 212
20% more first-time investments, than exits
New positions opened: 109 | Existing positions closed: 91
1% more funds holding
Funds holding: 800 → 805 (+5)
4.74% less ownership
Funds ownership: 58.31% → 53.57% (-4.7%)
17% less call options, than puts
Call options by funds: $1.26B | Put options by funds: $1.52B
29% less capital invested
Capital invested by funds: $14B → $9.96B (-$4.08B)
33% less funds holding in top 10
Funds holding in top 10: 9 → 6 (-3)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Capital World Investors
Los Angeles,
California
|
+$175M |
| 2 |
Fidelity Investments
Boston,
Massachusetts
|
+$58M |
| 3 |
BlackRock
New York
|
+$56.5M |
| 4 |
Goldman Sachs
New York
|
+$50.8M |
| 5 |
Marshall Wace
London,
United Kingdom
|
+$50.5M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Capital International Investors
Los Angeles,
California
|
-$169M |
| 2 |
Bank of America
Charlotte,
North Carolina
|
-$104M |
| 3 |
Renaissance Technologies
New York
|
-$87.6M |
| 4 |
D.E. Shaw & Co
New York
|
-$80.3M |
| 5 |
UBS Group
Zurich,
Switzerland
|
-$58.9M |
RIVN Hedge Fund Activity: Q1 2026 in Review
805 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Rivian (RIVN) for Q1 2026, worth a combined $9.96B — down 29% from $14B a quarter earlier.
Buyers outnumbered sellers: 109 funds opened new RIVN positions and 91 closed out — a net gain of 18 holders — while 278 added to existing stakes and 212 trimmed.
The largest buyer was Capital World Investors, opening a new position worth an estimated $175M. The largest seller was Capital International Investors, cutting an estimated $169M.
- 805 institutional investors held Rivian (RIVN) as of Q1 2026, up from 800 in Q4 2025.
- Funds reported $9.96B of Rivian stock for Q1 2026, down 29% quarter-over-quarter.
- 109 funds opened new Rivian positions in Q1 2026 and 91 closed out, a net change of +18 holders.
- The largest Rivian buyer in Q1 2026 was Capital World Investors, an estimated $175M added.
- The largest Rivian seller in Q1 2026 was Capital International Investors, an estimated $169M sold.
Based on aggregated 13F filings for Q1 2026.