Driehaus Capital BBNX Position
Active6-Fund ConvergenceDriehaus Capital trimmed their position in Beta Bionics, Inc. (BBNX) in Q4 2025, holding $29.2M worth of shares across 956,784 shares.
The position was first reported in Q1 2025 and has been tracked across 4 quarterly 13F filings.
BBNX is a convergence signal: 6 specialist biotech funds hold this stock, suggesting high institutional conviction.
There is an upcoming Phase 3 readout in 167 days (Sep 30, 2026), making the timing of Driehaus's position particularly relevant.
Short interest stands at 17.8% of float with 6.2 days to cover, indicating significant bearish positioning against Driehaus's long thesis.
About Beta Bionics, Inc.
Beta Bionics, Inc., a commercial-stage medical device company, engages in the design, development, and commercialization of solutions to enhance the health and quality of life of insulin-requiring people with diabetes. It offers iLet Bionic Pancreas, an insulin delivery device for the treatment of type 1 diabetes in adults and children six years of age and older. The company is also developing Patch Pump, an insulin pump that is designed to adhere directly to the skin and administer insulin without the need for tubing; Bihormonal iLet, which combines automated delivery of insulin and glucagon; and iLet to treat people with insulin-dependent type-2 diabetes. It has collaboration and license agreement with Xeris Pharmaceuticals, Inc. (Xeris) to develop and commercialize a pump-compatible glucagon formulation; and development and commercialization agreement with Abbott Diabetes Care Inc. to develop and commercialize an automated insulin delivery system. The company was incorporated in 2015 and is based in Irvine, California.
Full company profile →Short Interest
17.8%
6.2 days to cover
Driehaus Capital BBNX Position History
Frequently Asked Questions
Does Driehaus Capital own BBNX?
Yes. As of Q4 2025, Driehaus Capital holds 956,784 shares of Beta Bionics, Inc. (BBNX) valued at $29.2M. This data comes from their SEC 13F filing.
How many hedge funds own BBNX?
6 specialist biotech hedge funds currently hold BBNX, including Eventide Asset Management, RTW Investments, Deerfield Management and 2 more. When 3 or more specialist funds hold the same stock, BiotechEdge flags it as a convergence signal.
When did Driehaus Capital first buy BBNX?
Driehaus Capital's position in BBNX was first reported in Q1 2025. 13F filings are reported with a 45-day delay, so the actual purchase may have occurred earlier in the quarter.
Is Driehaus Capital's BBNX position increasing or decreasing?
Driehaus Capital trimmed their BBNX position in the most recent quarter, reducing by 102,191 shares.
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