Beta Bionics, Inc. (BBNX)
Data as of , from SEC Form 4 filings.
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About Beta Bionics, Inc. (BBNX)
Beta Bionics Inc is a commercial-stage medical device company engaged in the design, development, and commercialization of solutions to improve the health and quality of life of insulin-requiring people with diabetes (PWD) by utilizing adaptive closed-loop algorithms to simplify and improve the treatment of their disease. The company's product includes the iLet Bionic Pancreas (iLet). The company operates as a single segment, focused on the development, manufacture, and sale of the iLet.
- IRVINE, CA
- 423
- 2025
- XNAS
BBNX Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 13 | 156,974 | $3.02M |
BBNX insider transactions (Form 4)
2570 Form 4 filings on record, the earliest from Aug 19, 2025, newest first. Filing history page 3 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Stephen Feider - Officer | Option exercise | Common Stock | 100 | $5.10 | $510 | |
| Stephen Feider - Officer | Open-market sale | Common Stock | 100 | $21.00 | $2K | |
| Stephen Feider - Officer | Option exercise | Employee Stock Option (right to buy) | 100 | $0.00 | - | |
| Mark Hopman - Officer | Option exercise | Common Stock | 656 | $5.10 | $3K | |
| Mark Hopman - Officer | Option exercise | Common Stock | 4,093 | $5.10 | $21K | |
| Mark Hopman - Officer | Open-market sale | Common Stock | 6,818 | $19.97 | $136K | |
| Mark Hopman - Officer | Option exercise | Common Stock | 11,411 | $5.10 | $58K | |
| Mark Hopman - Officer | Open-market sale | Common Stock | 11,411 | $20.56 | $235K | |
| Mark Hopman - Officer | Option exercise | Employee Stock Option (right to buy) | 656 | $0.00 | - | |
| Mark Hopman - Officer | Option exercise | Employee Stock Option (right to buy) | 4,093 | $0.00 | - | |
| Mark Hopman - Officer | Option exercise | Employee Stock Option (right to buy) | 11,411 | $0.00 | - | |
| Sean Saint - Officer | Open-market sale | Common Stock | 3,359 | $18.86 | $63K | |
| Steven Jon Russell - Officer | Open-market sale | Common Stock | 1,015 | $18.86 | $19K | |
| Mike Mensinger - Officer | Open-market sale | Common Stock | 1,089 | $18.86 | $21K | |
| Mark Hopman - Officer | Open-market sale | Common Stock | 848 | $18.86 | $16K | |
| Stephen Feider - Officer | Open-market sale | Common Stock | 1,462 | $18.86 | $28K | |
| Stephen Feider - Officer | Option exercise | Common Stock | 4,413 | $5.10 | $23K | |
| Stephen Feider - Officer | Open-market sale | Common Stock | 4,413 | $17.01 | $75K | |
| Stephen Feider - Officer | Option exercise | Employee Stock Option (right to buy) | 4,413 | $0.00 | - | |
| Mark Hopman - Officer | Option exercise | Common Stock | 16,158 | $5.10 | $82K | |
| Mark Hopman - Officer | Open-market sale | Common Stock | 16,158 | $16.61 | $268K | |
| Mark Hopman - Officer | Option exercise | Employee Stock Option (right to buy) | 16,158 | $0.00 | - | |
| Stephen Feider - Officer | Option exercise | Common Stock | 5,587 | $5.10 | $28K | |
| Stephen Feider - Officer | Open-market sale | Common Stock | 5,587 | $17.03 | $95K | |
| Stephen Feider - Officer | Option exercise | Employee Stock Option (right to buy) | 5,587 | $0.00 | - |
Recent BBNX Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| MARK HOPMAN | Officer | 2,660 | $50K | View on EDGAR | |
| CHRISTINA JONES | Director | 8,942 |
BBNX insider trading FAQ
What is the latest insider trade for BBNX?
Beta Bionics, Inc. (BBNX) had 13 insider filings in the last 90 days, with the most recent on 2026-10-05. The full record for BBNX runs to 70 Form 4 filings, the earliest from 2025-08-19. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying BBNX stock?
No insider purchases of BBNX were filed in the last 90 days.
How many insiders are selling BBNX stock?
13 insider sales of BBNX were filed in the last 90 days, totaling $3.02M.
Where can I see BBNX SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects BBNX Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Mark Hopman view on EDGAR
- - Christy Jones view on EDGAR
- - Mark Hopman view on EDGAR
- - Mark Hopman view on EDGAR
- - Mike Mensinger view on EDGAR
- - Mark Hopman view on EDGAR
- - Mark Hopman view on EDGAR
- - Sean Saint view on EDGAR
- - Mark Hopman view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Health Care
- Where BBNX's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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- BBNX on your watchlist
- Every BBNX Form 4 filing on record
- Up to 3 months of BBNX price history
- The daily trading plan of ranked insider buys, on a delay, with the plan archive
