Proxy Results (Form 8-K)

Item 5.07 Submission of Matters to a Vote of Security Holders.

On May 21, 2026, Beta Bionics, Inc. (the "Company") held its 2026 Annual Meeting of Stockholders (the "Annual Meeting"). The Company's definitive proxy statement for the Annual Meeting was filed with the U.S. Securities and Exchange Commission on April 10, 2026 and describes in detail the two proposed voting matters (the "Proposals") submitted to the Company's stockholders at the Annual Meeting. The final results for the votes cast with respect to each Proposal are set forth below.

As of March 23, 2026, the record date for the Annual Meeting, there were 44,561,695 outstanding shares of the Company's common stock. At the Annual Meeting, a quorum of 36,061,048 shares of the Company's common stock were represented in person or by proxy.

Proposal 1. Election of Directors

The Company's stockholders elected two Class I directors, Sean D. Carney and Christy Jones, to hold office until the 2029 Annual Meeting of Stockholders and their successors are duly elected and qualified, or until their earlier death, resignation or removal, by the following vote:

Proposal 2. Ratification of Appointment of Independent Registered Public Accounting Firm

The Company's stockholders ratified the appointment by the Audit Committee of the Company's Board of Directors of Ernst & Young LLP as the Company's independent registered public accounting firm for the fiscal year ending December 31, 2026, by the following vote:

No other items were presented for stockholder approval at the Annual Meeting.