AST SpaceMobile: 3,935 shares withheld for taxes

After the withholding, Maya Bernal directly held 128,514 shares of Class A Common Stock.

Rhea-AI Filing Summary

AST SpaceMobile, Inc. reported that Chief Accounting Officer Maya Bernal had 3,935 Class A shares withheld on October 17, 2026, to pay tax liability at $40.66 per share. The withholding followed vesting of Restricted Stock Units representing 10,000 shares, resulting in 6,065 net vested shares.

Insider Trade Summary

Tax Withholding: 3,935 shares

Tax Withholding 1 txn

Insider Bernal Maya

Role Chief Accounting Officer

Type	Security	Shares	Price	Value
Tax Withholding	Class A Common Stock F1	3,935	$40.66	$160K

Holdings After Transaction: Class A Common Stock — 128,514 shares (Direct)

Footnotes (1)

1. F1. Represents a payment of tax liability by withholding securities incident to the vesting of Restricted Stock Units representing 10,000 shares of Class A Common Stock issued in accordance with Rule 16b-3, resulting in a net vested number of 6,065 shares.

Key Figures

Shares withheld for tax liability: 3,935 shares Price per share: $40.66 per share Shares represented by Restricted Stock Units: 10,000 shares +2 more

5 metrics

Shares withheld for tax liability 3,935 shares October 17, 2026

Price per share $40.66 per share Reported withholding transaction

Shares represented by Restricted Stock Units 10,000 shares Units that vested

Net vested shares 6,065 shares After withholding

Shares following transaction 128,514 shares Maya Bernal's directly held Class A Common Stock

Key Terms

Restricted Stock Units, Rule 16b-3, net vested number

3 terms

Restricted Stock Units financial

"vesting of Restricted Stock Units representing 10,000 shares"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Rule 16b-3 regulatory

"issued in accordance with Rule 16b-3"

Rule 16b-3 is a Securities and Exchange Commission regulation that exempts certain routine, pre-approved transactions by company insiders from automatic liability for short-term trading profits. It acts like a safe harbor: if an insider follows a formal plan or the board approves specific transactions in advance, profits from buying and selling company stock within six months are not automatically reclaimed. Investors care because the rule clarifies when insider trades are permissible and reduces uncertainty about potential clawbacks.

net vested number financial

"resulting in a net vested number of 6,065 shares"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many ASTS shares did Maya Bernal have withheld for taxes?

Maya Bernal had 3,935 Class A shares withheld on October 17, 2026, for tax liability at $40.66 per share.

How many ASTS shares vested after Maya Bernal’s tax withholding?

The Restricted Stock Units represented 10,000 Class A shares and resulted in a net vested number of 6,065 shares.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 10/19/2026 - 09:00 PM EDT Accepted by SEC EDGAR 10/19/2026 - 09:00 PM EDT Learn about SEC filing dates

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^*

Bernal Maya

(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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/17/2026

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	10/17/2026		F		3,935(1)	D	$40.66	128,514	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 10,000 shares of Class A Common Stock issued in accordance with Rule 16b-3, resulting in a net vested number of 6,065 shares.

	/s/ Maya Bernal	10/19/2026
	** 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)