[144] AST SpaceMobile, Inc. SEC Filing

Rhea-AI Filing Summary

AST SpaceMobile (ASTS) filed a Form 144 notifying a proposed sale of 16,000 Class A common shares with an aggregate market value of $768,626.00. The sale is planned for 09/03/2025 on NASDAQ through B. Riley Securities, Inc. The filer acquired the shares on 09/02/2025 by exercising stock options and paid for them in cash on that date. The notice states there were no securities sold in the past three months by the same person and includes the standard declaration that the seller is not aware of undisclosed material adverse information.

Positive

• Clear disclosure of quantity, value, broker, and planned sale date (09/03/2025)
• Securities were acquired by exercise on 09/02/2025 and paid in cash, as stated
• No sales in the prior three months reported for the filer

Negative

• None.

Insights

Securities Compliance Analyst

TL;DR: Routine Rule 144 notice for an internal option exercise followed by a proposed open-market sale; no recent sales reported.

This Form 144 documents a standard, non-accelerative transaction: the filer exercised stock options on 09/02/2025 and intends to sell 16,000 shares on 09/03/2025 via a registered broker. The filing adheres to Rule 144 disclosure requirements by providing timing, quantity, acquisition method, and representation regarding material non-public information. There are no reported sales in the prior three months, which simplifies aggregation considerations for Rule 144 volume limits.

Equity Markets Specialist

TL;DR: Market impact is likely minimal given the size relative to outstanding shares; transaction is procedurally standard.

The notice shows 16,000 shares against 269,127,705 shares outstanding, which is an explicit context for potential market impact assessment. The use of a broker (B. Riley Securities) and immediate planned sale following option exercise are typical liquidity events for insiders or option holders. The filing contains no indications of distress or material undisclosed information.

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
Class A Common	B. Riley Securities, Inc. 11100 SANTA MONICA BLVD, SUITE 800, LOS ANGELES CA 90025	16000	768626.00	269127705	09/03/2025	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 *
Class A Common	09/02/2025	Stock Options Exercise	ISSUER			16000	09/02/2025	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 ASTS Form 144 notify?

It notifies a proposed sale of 16,000 Class A common shares valued at $768,626.00 to be sold on 09/03/2025 on NASDAQ.

How were the 16,000 ASTS shares acquired?

The shares were acquired by stock option exercise on 09/02/2025 and paid for in cash on that date.

Which broker will handle the proposed ASTS sale?

The filing names B. Riley Securities, Inc. at its Los Angeles address as the broker for the transaction.

Has the filer sold ASTS securities in the past three months?

The filing states Nothing to Report for securities sold during the past three months by the filer.

Does the Form 144 claim any undisclosed material information?

By signing the notice, the person represents they do not know of any material adverse information about the issuer that has not been publicly disclosed.