Beta Bionics, Inc. (BBNX) Insider Ownership

Historic Insider Ownership Trends

Over the 90-day window ending February 19, 2026, Beta Bionics's three dominant insider ownership positions are held by TenPercentOwner Hadley Harbor Aggregator Iv, L.P. Wellington (3.90Mn shares), President & Ceo Sean Saint (97.92K shares), Chief Product Officer Mike Mensinger (80.75K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Hadley Harbor Aggregator Iv, L.P. Wellington 3,901,599 03 Feb, 2025
Sean Saint President & Ceo 97,924 04 Dec, 2025
Mike Mensinger Chief Product Officer 80,752 07 Jan, 2026
Steven Jon Russell Chief Medical Officer 71,017 04 Sep, 2025
Stephen Feider Chief Financial Officer 42,614 05 Jan, 2026
Mark Hopman Chief Commercial Officer 31,215 08 Sep, 2025
Gerard J Michel 16,544 14 Jan, 2026
Christy Jones 15,244 14 Jan, 2026
Danny L. Dearen 15,244 14 Jan, 2026
Sean Carney 15,244 14 Jan, 2026
Adam Lezack 12,432 14 Jan, 2026
Maria Palasis 12,432 14 Jan, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
13 Jan, 2026 Gerard J Michel Common Stock A 3,997 $0.00 16,544 D A
13 Jan, 2026 Sean Carney Common Stock A 3,997 $0.00 15,244 D A
13 Jan, 2026 Danny L. Dearen Common Stock A 3,997 $0.00 15,244 D A
13 Jan, 2026 Maria Palasis Common Stock A 3,997 $0.00 12,432 D A
13 Jan, 2026 Adam Lezack Common Stock A 3,997 $0.00 12,432 D A
13 Jan, 2026 Christy Jones Common Stock A 3,997 $0.00 15,244 D A
06 Jan, 2026 Mike Mensinger Common Stock D 2,200 $30.10 80,752 D S
02 Jan, 2026 Mike Mensinger Common Stock D 600 $30.20 82,952 D S
02 Jan, 2026 Mike Mensinger Common Stock D 7,200 $29.56 83,552 D S
02 Jan, 2026 Stephen Feider Common Stock D 20,000 $29.53 42,614 D S
02 Jan, 2026 Stephen Feider Common Stock A 20,000 $5.10 62,614 D M
02 Dec, 2025 Mike Mensinger Common Stock D 1,063 $29.34 90,752 D S
02 Dec, 2025 Stephen Feider Common Stock D 1,427 $29.34 42,614 D S
02 Dec, 2025 Sean Saint Common Stock D 3,278 $29.34 97,924 D S
02 Dec, 2025 Sean Saint - - 97,924 D
01 Dec, 2025 Maria Palasis Common Stock D 500 $29.96 8,435 D S
01 Dec, 2025 Maria Palasis Common Stock D 906 $29.33 8,935 D S
01 Dec, 2025 Adam Lezack Common Stock D 500 $29.91 8,435 D S
01 Dec, 2025 Adam Lezack Common Stock D 906 $29.35 8,935 D S
31 Oct, 2025 Maria Palasis Common Stock D 1,287 $26.86 9,960 D S