[Form 4] AST SpaceMobile, Inc. Insider Trading Activity

Rhea-AI Filing Summary

The reporting person, Shanti B. Gupta, who serves as Chief Operating Officer of AST SpaceMobile (ASTS), disposed of 25,537 shares of Class A common stock on 09/15/2025 at a price of $40.97 per share. The disposition represents shares withheld to satisfy tax withholding obligations connected to the vesting of 50,000 restricted stock units, leaving a net vesting of 24,463 shares from that grant.

After the reported transaction, the reporting person beneficially owned 267,375 shares of Class A common stock. The Form 4 shows a single reporting person filing and identifies the transaction code as F (a sale to satisfy tax withholding upon vesting).

Insights

Securities Analyst

TL;DR: Routine tax-withholding sale tied to RSU vesting; modestly reduces insider's position but leaves meaningful ownership.

The transaction is a standard disposition coded as F, indicating shares were sold to cover tax liabilities from the vesting of restricted stock units. The sale of 25,537 shares at $40.97 produced the net outcome of 24,463 vested shares retained from the grant. Such transactions are typically non-informational regarding firm fundamentals and are commonly pre-arranged or automatic to satisfy tax obligations. The remaining beneficial ownership of 267,375 shares suggests continued insider alignment with shareholders.

Corporate Governance Expert

TL;DR: Administrative insider sale for tax purposes; reflects compensation vesting rather than an open-market decision to exit position.

The Form 4 disclosure describes a withholding disposition tied to RSU vesting rather than an independent, discretionary sale by the officer. From a governance perspective, this is routine compensation administration. The filing lists the reporting person as an officer (Chief Operating Officer) and shows one reporting person on the form. There is no indication of change in officer status or other governance actions in the document.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Gupta Shanti B.

(Last) (First) (Middle)

C/O AST SPACEMOBILE, INC., MIDLAND AIR &

SPACE PORT, 2901 ENTERPRISE LANE

(Street)

MIDLAND TX 79706

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
AST SpaceMobile, Inc. [ ASTS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Operating Officer

3. Date of Earliest Transaction (Month/Day/Year)
09/15/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	09/15/2025		F		25,537(1)	D	$40.97	267,375	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents a payment of tax liability by withholding securities incident to the vesting of Restricted Stock Units representing 50,000 shares of Class A Common Stock issued in accordance with Rule 16b-3, resulting in a net vested number of 24,463 shares.

	/s/ Shanti Gupta	09/17/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did ASTS insider Shanti B. Gupta do on 09/15/2025?

The reporting person disposed of 25,537 shares of Class A common stock at $40.97 per share.

Why were the shares sold by the ASTS reporting person?

The sale was a tax-withholding disposition incident to the vesting of 50,000 restricted stock units, resulting in a net vested 24,463 shares.

How many ASTS shares does the reporting person beneficially own after the transaction?

The reporting person beneficially owns 267,375 shares of Class A common stock following the reported transaction.

What is the reporting person's role at AST SpaceMobile (ASTS)?

The reporting person is listed as an Officer with the title Chief Operating Officer.

Was this Form 4 filed by more than one reporting person?

No. The form indicates it was filed by one reporting person.