AVTX: Broker-listed notice for proposed sales of 43,?33 shares (06/02/2026)

Rhea-AI Filing Summary

AVTX affiliate filed a Form 144 to report proposed sales and issuances of Common Stock related to option exercises and restricted stock vesting. The notice lists proposed sales or issuances on 06/02/2026, including 16,400, 3,166, 3,167 and 20,100 shares tied to exercises and vesting under registered plans.

The filing names Morgan Stanley Smith Barney LLC Executive Financial Services as the broker and indicates cash transactions for option exercises; additional procedural details and whether shares have already been sold are not shown in the excerpt.

Insights

Insider Transaction Compliance Analyst

Form 144 filed reporting proposed sales/issuances tied to exercises and vesting on 06/02/2026.

The excerpt lists specific share counts: 16,400, 3,166, 3,167 and 20,100 shares associated with exercise of options and restricted stock vesting under registered plans. The broker is named as Morgan Stanley Smith Barney LLC Executive Financial Services.

Because this is a notice of intended sale, actual sale completion and cash‑flow recipients are not confirmed in the excerpt; subsequent filings or trade reports would show execution details.

Key Figures

Filing date shown: 06/02/2026 Exercise-related shares: 16,400 shares Restricted stock vesting (1): 3,166 shares +2 more

5 metrics

Filing date shown 06/02/2026 Date attached to listed transactions

Exercise-related shares 16,400 shares Exercise of options under a registered plan on 06/02/2026

Restricted stock vesting (1) 3,166 shares Restricted stock vesting under a registered plan with 06/02/2026 date

Restricted stock vesting (2) 3,167 shares Restricted stock vesting under a registered plan with 06/02/2026 date

Exercise-related shares 20,100 shares Exercise of options under a registered plan on 06/02/2026

Key Terms

Form 144, Restricted stock vesting, Exercise of options, Registered plan

4 terms

Form 144 regulatory

"144: Securities To Be Sold | Common | 06/02/2026 | Exercise of options under a registered plan"

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 vesting financial

"Common | 03/28/2026 | Restricted stock vesting under a registered plan"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

Exercise of options financial

"Common | 06/02/2026 | Exercise of options under a registered plan"

Registered plan regulatory

"Exercise of options under a registered plan | Issuer"

A registered plan is a savings or investment account that a government recognizes for special tax treatment and rules, such as limits on how much you can put in and conditions for withdrawals. For investors it matters because those rules change how much of your gains are taxed, how quickly your money can be accessed and what strategies make sense — like a labeled jar that gives tax breaks but comes with rules about when and how you can take the money out.

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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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	42833	616226.14	52565572	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	06/02/2026	Exercise of options under a registered plan	Issuer			16400	06/02/2026	Cash
Common	03/28/2026	Restricted stock vesting under a registered plan	Issuer			3166	06/02/2026	Services Rendered
Common	06/02/2026	Restricted stock vesting under a registered plan	Issuer			3167	06/02/2026	Services Rendered
Common	06/02/2026	Exercise of options under a registered plan	Issuer			20100	06/02/2026	Cash

* 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

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)

FAQ

What does AVTX's Form 144 report?

The Form 144 reports proposed sales/issuances of Common Stock tied to option exercises and restricted stock vesting. It lists specific share quantities and the broker handling the transactions on 06/02/2026.

How many shares are listed in the AVTX filing?

The excerpt lists four itemized amounts: 16,400, 3,166, 3,167 and 20,100 shares. These are associated with exercises and vesting under registered plans dated 06/02/2026.

Who is the broker named in the Form 144 for AVTX?

The filing names Morgan Stanley Smith Barney LLC Executive Financial Services at 1 New York Plaza as the broker handling the proposed transactions on 06/02/2026.

Do these entries confirm shares were sold?

No. The Form 144 lists proposed sales/issuances and related facts; it does not, by itself, confirm that the shares were executed or the exact proceeds received.