BBNX files Form 144 for RSUs vesting on 06/01/2026

BBNX submitted a Form 144 notice reporting the planned sale of Common Stock tied to Restricted Stock Units vesting under a registered plan, with an event date of 06/01/2026 and a filing date of 06/02/2026.

Rhea-AI Filing Summary

BBNX submitted a Form 144 notice reporting the planned sale of Common Stock tied to Restricted Stock Units vesting under a registered plan, with an event date of 06/01/2026 and a filing date of 06/02/2026. The filing lists “Compensation for services rendered to Issuer” as the source.

Insights

Securities Attorney

Form 144 notifies the market of an intended resale of restricted stock units tied to compensation.

Form 144 is a notice used under Rule 144; it lists the security type, the source of the shares as compensation, the date the RSUs vest (06/01/2026), and the date the form was filed (06/02/2026).

Cash‑flow treatment and exact share counts are shown as numeric fields on the form; subsequent transaction details and sale methods will appear in later resale reports or broker records.

Key Figures

RSU vesting date: 06/01/2026 Form 144 filing date: 06/02/2026 Numeric field: 5329 +2 more

5 metrics

RSU vesting date 06/01/2026 Restricted Stock Units vesting under registered plan

Form 144 filing date 06/02/2026 Form 144 submission date shown on the excerpt

Numeric field 5329 Data line value as shown on the form excerpt

Numeric field 68157.91 Data line value as shown on the form excerpt

Numeric field 44561695 Data line value as shown on the form excerpt

Key Terms

Form 144, Restricted Stock Units, Compensation for services rendered

3 terms

Form 144 regulatory

"Filer Information | 144: Filer Information"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Restricted Stock Units financial

"Restricted Stock Units vesting under registered plan"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Compensation for services rendered financial

"Compensation for services rendered to Issuer"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does BBNX's Form 144 say about the securities being sold?

The Form 144 reports planned sales of Common Stock arising from Restricted Stock Units vesting under a registered plan. It cites compensation for services rendered as the source and lists the vesting date 06/01/2026 and filing date 06/02/2026.

Does the filing state how many shares BBNX will sell?

The excerpt includes numeric fields but does not label an explicit "shares to be sold" total in plain text. The form lists values such as 5329 and 68157.91 on its data lines without a clear human‑readable label in the provided excerpt.

Who is listed as the source of the shares in BBNX's Form 144?

The filing identifies the shares as coming from Restricted Stock Units vesting under a registered plan, with the source explicitly stated as compensation for services rendered to Issuer in the excerpt provided.

When did the RSUs vest and when was Form 144 filed for BBNX?

The excerpt shows the RSU vesting date as 06/01/2026 and the Form 144 filing date as 06/02/2026. Those two dates are presented directly on the form fields in the provided content.

Does Form 144 indicate the method or timing of the resale for BBNX shares?

The provided excerpt does not describe specific resale methods or timing. It records the security type, vesting and filing dates, and source of shares, but does not specify sale mechanics or broker instructions in the visible lines.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/03/2026 - 05:46 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0002048497
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	BETA BIONICS, INC.
SEC File Number	001-42491
Address of Issuer	11 HUGHES IRVINE CALIFORNIA 92618
Phone	949-427-7785
Name of Person for Whose Account the Securities are To Be Sold	Mark Hopman
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common Stock	Morgan Stanley Smith Barney LLC 1 New York Plaza New York NY 10004	5329	68157.91	44561695	06/02/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common Stock	06/01/2026	Restricted Stock Units vesting under registered plan	Issuer			5329	06/01/2026	Compensation for services rendered to Issuer

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks	This is a sell-to-cover transaction for taxes owed related to recent vesting of stock unit awards granted by the Issuer.
Date of Notice	06/03/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Stephen Feider, Attorney-in-Fact
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)