6,676 RSUs vest; BBNX (NASDAQ: BBNX) Form 144 notes prior 1,428-share sale

Rhea-AI Filing Summary

BBNX submitted a Form 144 reporting 6,676 shares of Common Stock tied to Restricted Stock Units that vested on 06/01/2026 as compensation. The filing also lists a prior sale of 1,428 shares on 03/02/2026 with proceeds shown as $17,652.37.

Insights

Securities Compliance Analyst

Routine Form 144 notice showing RSU vesting and an earlier small sale.

The filing lists 6,676 shares from Restricted Stock Units vesting on 06/01/2026 and identifies a prior sale of 1,428 shares on 03/02/2026 with proceeds of $17,652.37. This is a notification of intent to sell under resale rules, not a registration.

Cash‑flow treatment and planned sale method are not specified in the excerpt; subsequent filings or broker confirmations would show execution details.

Key Figures

RSUs vesting: 6,676 shares Prior sale (3 months): 1,428 shares Proceeds reported: $17,652.37 +1 more

4 metrics

RSUs vesting 6,676 shares vested on 06/01/2026 as compensation

Prior sale (3 months) 1,428 shares sold on 03/02/2026

Proceeds reported $17,652.37 associated with the 1,428-share sale on 03/02/2026

Exchange NASDAQ listed exchange shown on filing

Key Terms

Form 144, Restricted Stock Units, Issuer, Securities Sold During The Past 3 Months

4 terms

Form 144 regulatory

"144: Securities To Be Sold"

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.

Issuer regulatory

"Compensation for services rendered to Issuer"

Securities Sold During The Past 3 Months regulatory

"Securities Sold During The Past 3 Months 03/02/2026 1428"

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

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Available on EDGAR 06/03/2026 - 05:37 PM Accepted by SEC EDGAR 06/03/2026 - 05:37 PM Learn about SEC filing dates

FAQ

What does BBNX's Form 144 report?

It reports 6,676 shares of Common Stock from RSUs vesting on 06/01/2026. The form also records a prior sale of 1,428 shares on 03/02/2026 with proceeds of $17,652.37.

Does the Form 144 mean BBNX sold shares immediately?

No. The form is a notice of intent to sell under resale rules, not proof of sale. It lists vested RSUs: 6,676 shares and an earlier sale of 1,428 shares, but execution details are not included here.

Who received the RSU shares reported in the filing for BBNX?

The excerpt ties the 6,676 RSUs to compensation for services rendered to the issuer on 06/01/2026. The filing names a contact and broker detail but does not specify the individual recipient in this excerpt.

What do the numbers 1,428 and $17,652.37 represent?

They correspond to a recorded sale on 03/02/2026: 1,428 shares and proceeds of $17,652.37. The entry appears under 'Securities Sold During The Past 3 Months' in the filing excerpt.

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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	6676	85386.04	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			6676	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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Stephen Feider c/o Beta Bionics, Inc. 11 Hughes Irvine CA 92618	Common Stock	03/02/2026	1428	17652.37

144: Remarks and Signature

Remarks

Date of Notice

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)