CTO at AST SpaceMobile (NASDAQ: ASTS) exercises 40,000 options

Rhea-AI Filing Summary

AST SpaceMobile Chief Technology Officer Huiwen Yao exercised AST LLC Incentive Equity Options linked to 40,000 shares of Class A Common Stock. The options carried an exercise price of $0.0641 per share, and the transaction is reported as an acquisition rather than a market sale.

After the exercise, Yao directly holds 44,750 shares of Class A Common Stock and indirectly holds 299,912 shares through related interests. Footnotes explain that AST LLC Incentive Equity Options convert into units that can ultimately be exchanged for Class A Common Stock, with options expiring no later than 10 years from grant.

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

OMB APPROVAL

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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).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Yao Huiwen

(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 Technology Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/11/2026

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	03/11/2026		X		40,000(1)	A	$0.0641	44,750	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
AST LLC Incentive Equity Options	$0.0641	03/11/2026		X			40,000	10/01/2023(2)	04/17/2029(2)	Class A Common Stock	40,000	$0	299,912	I	See Footnote(2)

Explanation of Responses:

1. Represents shares of Class A Common Stock obtained from exercise of AST LLC Incentive Equity Options.

2. Six months after vesting, each AST LLC Incentive Equity Option is exercisable for an AST LLC Incentive Equity Unit, each of which is then exchangeable for an AST LLC Common Unit that is redeemable for one share of Class A Common Stock. The AST LLC Incentive Equity Options expire no later than 10 years from the date of grant.

	/s/ Huiwen Yao	03/12/2026
	** 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.
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FAQ

What insider transaction did ASTS Chief Technology Officer Huiwen Yao report?

AST SpaceMobile Chief Technology Officer Huiwen Yao reported exercising AST LLC Incentive Equity Options for 40,000 shares of Class A Common Stock. The transaction is coded as an in-the-money derivative exercise, reflecting acquisition of shares rather than an open-market purchase or sale.

At what price were Huiwen Yao’s ASTS options exercised and into what security?

The AST LLC Incentive Equity Options were exercised at $0.0641 per share into 40,000 shares of AST SpaceMobile Class A Common Stock. The Form 4 identifies this as an in-the-money exercise of derivative securities, not a separate open-market stock trade.

How many ASTS shares does Huiwen Yao hold after this Form 4 transaction?

Following the reported transactions, Huiwen Yao directly holds 44,750 shares of AST SpaceMobile Class A Common Stock and indirectly holds 299,912 shares. These post-transaction share counts come directly from the Form 4’s ownership tables for non-derivative and derivative-related holdings.

What are AST LLC Incentive Equity Options mentioned in the ASTS Form 4?

AST LLC Incentive Equity Options are awards that, six months after vesting, become exercisable for AST LLC Incentive Equity Units. Each unit is then exchangeable for an AST LLC Common Unit, which is redeemable for one share of AST SpaceMobile Class A Common Stock, subject to a 10-year expiration.

Did Huiwen Yao buy or sell ASTS shares on the open market in this filing?

The filing does not show open-market buying or selling. It reports an in-the-money exercise of AST LLC Incentive Equity Options into 40,000 Class A Common Stock shares, categorized as an acquisition of shares rather than a market purchase or sale transaction.