| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Mensinger Mike | Chief Product Officer | C/O BETA BIONICS, INC., 11 HUGHES, IRVINE | /s/ Stephen Feider, Attorney-in-Fact | 03 Mar 2026 | 0002048500 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | BBNX | Common Stock | Award | $0 | +109,105 | +135% | $0.000000 | 189,857 | 27 Feb 2026 | Direct | F1 |
| transaction | BBNX | Common Stock | Sale | $13,153 | -1,064 | -0.56% | $12.36 | 188,793 | 02 Mar 2026 | Direct | F2, F3 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | BBNX | Employee Stock Option (right to buy) | Award | $0 | +58,749 | $0.000000 | 58,749 | 27 Feb 2026 | Common Stock | 58,749 | $12.63 | Direct | F4 |
| Id | Content |
|---|---|
| F1 | Represents restricted stock unit award granted under the Issuer's 2025 Equity Incentive Plan. |
| F2 | The shares were sold to cover tax withholding obligations associated with the vesting of restricted stock units. |
| F3 | The weighted average sale price for the transaction reported was $12.3616 and the range of prices were between $12.20 and $12.55. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of shares sold at each separate price will be provided. |
| F4 | The shares subject to this option shall vest in 36 equal monthly installments measured from March 1, 2026. |