Biohaven
BHVN
296 hedge funds and large institutions have $2.1B invested in Biohaven in 2026 Q2 according to their latest regulatory filings, with 53 funds opening new positions, 109 increasing their positions, 87 reducing their positions, and 32 closing their positions.
265% more call options, than puts
Call options by funds: $36.8M | Put options by funds: $10.1M
80% more funds holding in top 10
Funds holding in top 10: 5 → 9 (+4)
75% more capital invested
Capital invested by funds: $1.2B → $2.1B (+$897M)
66% more first-time investments, than exits
New positions opened: 53 | Existing positions closed: 32
25% more repeat investments, than reductions
Existing positions increased: 109 | Existing positions reduced: 87
6% more funds holding
Funds holding: 278 → 296 (+18)
0.75% less ownership
Funds ownership: 94.47% → 93.73% (-0.75%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
WP
Woodline Partners
San Francisco,
California
|
+$79.2M |
| 2 |
AQR Capital Management
Greenwich,
Connecticut
|
+$23.4M |
| 3 |
BlackRock
New York
|
+$21.4M |
| 4 |
RCMNY
Rubric Capital Management (New York)
New York
|
+$18.5M |
| 5 |
D.E. Shaw & Co
New York
|
+$14.5M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
TCM
TCG Crossover Management
Palo Alto,
California
|
-$30.7M |
| 2 |
ECM
ExodusPoint Capital Management
New York
|
-$12.7M |
| 3 |
Millennium Management
New York
|
-$11.1M |
| 4 |
SCM
Sio Capital Management
New York
|
-$9.85M |
| 5 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$8.18M |
BHVN Hedge Fund Activity: Q2 2026 in Review
296 of the 8,349 institutional investors tracked by Wall St. Rank reported a position in Biohaven (BHVN) for Q2 2026, worth a combined $2.1B — up 75% from $1.2B a quarter earlier.
Buyers outnumbered sellers: 53 funds opened new BHVN positions and 32 closed out — a net gain of 21 holders — while 109 added to existing stakes and 87 trimmed.
The largest buyer was Woodline Partners, adding an estimated $79.2M. The largest seller was TCG Crossover Management, cutting an estimated $30.7M.
- 296 institutional investors held Biohaven (BHVN) as of Q2 2026, up from 278 in Q1 2026.
- Funds reported $2.1B of Biohaven stock for Q2 2026, up 75% quarter-over-quarter.
- 53 funds opened new Biohaven positions in Q2 2026 and 32 closed out, a net change of +21 holders.
- The largest Biohaven buyer in Q2 2026 was Woodline Partners, an estimated $79.2M added.
- The largest Biohaven seller in Q2 2026 was TCG Crossover Management, an estimated $30.7M sold.
Based on aggregated 13F filings for Q2 2026.