Beta Bionics, Inc. — Director's Dealing 2025

Feb 3, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Beta Bionics, Inc. (BBNX)
CIK: 0001674632
Period of Report: 2025-01-31

Reporting Person: Wellington Hadley Harbor Aggregator IV, L.P. (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-01-31	Common Stock	C	2901599	—	Acquired	2901599	Direct
2025-01-31	Common Stock	P	1000000	$17	Acquired	3901599	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-01-31	Series E Preferred Stock	$	C	2901599	Disposed		Common Stock (2901599)	Direct

Footnotes

F1: Immediately prior to the closing of the initial public offering, each share of Series E Preferred Stock (the "Preferred Stock") was converted into an equal number of shares of Class B Common Stock and subsequently was converted into an equal number of shares of Common Stock without payment of further consideration. The Preferred Stock had no expiration date.

F2: Shares acquired in a private placement pursuant to the terms of a Common Stock Purchase Agreement dated January 21, 2025.