Proposed RSU sale of 52,968 shares by SOUN (NASDAQ: SOUN) on 03/20/2026

Rhea-AI Filing Summary

SOUN reported a proposed sale of Common Stock. The filing lists 52,968 shares of Common Stock to be sold on 03/20/2026 relating to RSUs. The filing also discloses an RSU tax sale of 73,406 shares on 12/22/2025 for $827,792.12.

Insights

Insider Transactions Analyst

Notice of an RSU-related sale and a recent RSU tax sale by an insider.

The filing lists 52,968 shares proposed for sale on 03/20/2026 tied to RSUs and identifies a prior RSU tax sale of 73,406 shares on 12/22/2025 for $827,792.12. These entries are administrative disclosures of planned and recent insider-related dispositions.

Cash‑flow treatment is not detailed beyond the tax‑sale amount. Subsequent filings or trade reports will show actual execution details and any impact on outstanding holdings.

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 8th Floor New York NY 10017	52968	364155.00	392867941	03/20/2026	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	03/20/2026	RSU	Issuer			52968	03/20/2026	N/A

* 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
MICHAEL ZAGORSEK (RSU Tax Sale) 5400 Betsy Ross Drive Santa Clara CA 95054	Common Stock	12/22/2025	73406	827792.12

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 SOUN's Form 144 list for proposed sales?

The filing lists a proposed sale of 52,968 shares of Common Stock dated 03/20/2026. It is described as related to RSUs, indicating shares from equity awards are planned for disposition.

Did an insider recently sell SOUN shares and for how much?

Yes, the filing discloses an RSU tax sale of 73,406 shares on 12/22/2025 for $827,792.12. That entry shows proceeds associated with the tax‑related disposition.

Who is the reporting party on the recent RSU tax sale?

The recent RSU tax sale is reported by Michael Zagorsek, with an address listed and the sale dated 12/22/2025. The record ties the disposition to RSU tax obligations.

Are the proposed sale proceeds directed to the issuer or selling holder?

The excerpt describes RSU-related dispositions but does not state proceeds allocation; cash‑flow treatment is not specified in the provided excerpt. The filing focuses on share counts and sale dates.

Do these Form 144 entries indicate market trading activity has occurred?

The filing shows a prior RSU tax sale on 12/22/2025, which is an executed disposition, and a proposed sale dated 03/20/2026. Actual market execution details will appear in subsequent trade reports.