Beta Bionics
BBNX
129 hedge funds and large institutions have $963M invested in Beta Bionics in 2025 Q3 according to their latest regulatory filings, with 29 funds opening new positions, 58 increasing their positions, 21 reducing their positions, and 16 closing their positions.
176% more repeat investments, than reductions
Existing positions increased: 58 | Existing positions reduced: 21
81% more first-time investments, than exits
New positions opened: 29 | Existing positions closed: 16
46% more capital invested
Capital invested by funds: $659M → $963M (+$303M)
25% more funds holding in top 10
Funds holding in top 10: 4 → 5 (+1)
11% more funds holding
Funds holding: 116 → 129 (+13)
7.77% more ownership
Funds ownership: 103.45% → 111.22% (+7.8%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
+$33.8M |
| 2 |
Vanguard Group
Malvern,
Pennsylvania
|
+$26.5M |
| 3 |
Morgan Stanley
New York
|
+$14.3M |
| 4 |
Geode Capital Management
Boston,
Massachusetts
|
+$10.6M |
| 5 |
State Street
Boston,
Massachusetts
|
+$10.5M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
PA
Perceptive Advisors
New York
|
-$23.1M |
| 2 |
DSCM
Divisadero Street Capital Management
Miami,
Florida
|
-$13.8M |
| 3 |
ACH
ArrowMark Colorado Holdings
Denver,
Colorado
|
-$13.5M |
| 4 |
Holocene Advisors
New York
|
-$11.2M |
| 5 |
Citadel Advisors
Miami,
Florida
|
-$7.86M |
BBNX Hedge Fund Activity: Q3 2025 in Review
129 of the 7,640 institutional investors tracked by Wall St. Rank reported a position in Beta Bionics (BBNX) for Q3 2025, worth a combined $963M — up 46% from $659M a quarter earlier.
Buyers outnumbered sellers: 29 funds opened new BBNX positions and 16 closed out — a net gain of 13 holders — while 58 added to existing stakes and 21 trimmed.
The largest buyer was BlackRock, adding an estimated $33.8M. The largest seller was Perceptive Advisors, cutting an estimated $23.1M.
- 129 institutional investors held Beta Bionics (BBNX) as of Q3 2025, up from 116 in Q2 2025.
- Funds reported $963M of Beta Bionics stock for Q3 2025, up 46% quarter-over-quarter.
- 29 funds opened new Beta Bionics positions in Q3 2025 and 16 closed out, a net change of +13 holders.
- The largest Beta Bionics buyer in Q3 2025 was BlackRock, an estimated $33.8M added.
- The largest Beta Bionics seller in Q3 2025 was Perceptive Advisors, an estimated $23.1M sold.
Based on aggregated 13F filings for Q3 2025.