AST SpaceMobile (ASTS) CFO and CLO sells 5,000 shares in tax-related trade

Rhea-AI Filing Summary

AST SpaceMobile, Inc. director and executive officer Andrew Martin Johnson, the company’s CFO and CLO, reported an open-market sale of Class A Common Stock. He sold 5,000 shares on May 20, 2026 at a price of $90.25 per share, primarily to cover anticipated tax liabilities. After this transaction, he continues to hold 565,805 shares of Class A Common Stock directly.

Insider Trade Summary

Net Seller: 5,000 shares ($451,250)

Net Sell 1 txn

Insider Johnson Andrew Martin

Role CFO and CLO

Sold 5,000 shs ($451K)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	5,000	$90.25	$451K

Holdings After Transaction: Class A Common Stock — 565,805 shares (Direct, null)

Footnotes (1)

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Key Figures

Shares sold: 5,000 shares Sale price: $90.25 per share Shares held after sale: 565,805 shares

3 metrics

Shares sold 5,000 shares Class A Common Stock sold on May 20, 2026

Sale price $90.25 per share Open-market sale of Class A Common Stock

Shares held after sale 565,805 shares Post-transaction direct ownership of Class A Common Stock

Key Terms

open-market sale, Class A Common Stock, anticipated tax liabilities

3 terms

open-market sale financial

"transaction_action: "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Class A Common Stock financial

"security_title: "Class A Common Stock""

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

anticipated tax liabilities financial

"sold by the Reporting Person primarily to cover anticipated tax liabilities"

Form 4 Insider Transactions: What Each Field Means →

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

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Johnson Andrew Martin

(Last) (First) (Middle)

C/O AST SPACEMOBILE, INC., MIDLAND

AIR & SPACE PORT, 2901 ENTERPRISE LANE

(Street)

MIDLAND TEXAS 79706

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CFO and CLO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/20/2026

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

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

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

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	05/20/2026		S		5,000(1)	D	$90.25	565,805	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 shares of Class A Common Stock sold by the Reporting Person primarily to cover anticipated tax liabilities.

	/s/ Andrew M. Johnson	05/21/2026
	** 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.
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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did AST SpaceMobile (ASTS) report for Andrew Martin Johnson?

AST SpaceMobile reported that CFO and CLO Andrew Martin Johnson sold 5,000 shares of Class A Common Stock in an open-market transaction on May 20, 2026, as disclosed in a Form 4 insider filing.

At what price did the ASTS executive sell his AST SpaceMobile shares?

The AST SpaceMobile executive sold 5,000 shares of Class A Common Stock at $90.25 per share. This price reflects the transaction value reported in the Form 4 for the May 20, 2026 open-market sale.

How many AST SpaceMobile (ASTS) shares does Andrew Martin Johnson hold after the sale?

After the transaction, Andrew Martin Johnson holds 565,805 shares of AST SpaceMobile Class A Common Stock. This post-transaction balance is reported directly in the Form 4 as his remaining ownership.

Why did the ASTS executive sell 5,000 AST SpaceMobile shares?

The Form 4 footnote explains that the 5,000 shares of Class A Common Stock were sold primarily to cover anticipated tax liabilities, indicating a tax-related motivation for the transaction rather than a purely discretionary sale.

What role does Andrew Martin Johnson hold at AST SpaceMobile (ASTS)?

Andrew Martin Johnson serves as both Chief Financial Officer (CFO) and Chief Legal Officer (CLO) at AST SpaceMobile. The Form 4 identifies him as an officer and director of the company when reporting this stock sale.