STOCK TITAN

AST SpaceMobile (ASTS) CEO withholds shares to cover RSU tax bill

Filing Impact
(Very High)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

AST SpaceMobile, Inc. Chief Executive Officer Abel Avellan reported a routine tax-withholding transaction related to equity compensation. The company withheld 32,754 shares of Class A common stock at $113.41 per share to cover tax liabilities on the vesting of Restricted Stock Units representing 83,333 shares, resulting in 50,579 net vested shares. Following this transaction, Avellan directly holds 78,542,209 shares of Class A common stock and also holds AST Common Units that are redeemable on a one-to-one basis for 78,163,078 shares of Class A common stock.

Positive

  • None.

Negative

  • None.
Insider Avellan Abel Antonio
Role Chief Executive Officer
Type Security Shares Price Value
Tax Withholding Class A Common Stock 32,754 $113.41 $3.71M
holding Common Units -- -- --
holding Class C Common Stock -- -- --
Holdings After Transaction: Class A Common Stock — 78,542,209 shares (Direct, null); Common Units — 78,163,078 shares (Direct, null); Class C Common Stock — 78,163,078 shares (Direct, null)
Footnotes (1)
  1. Represents a payment of tax liability by withholding securities incident to the vesting of Restricted Stock Units representing 83,333 shares of Class A Common Stock issued in accordance with Rule 16b-3, resulting in a net vested number of 50,579 shares. The securities reported in this line item represent AST Common Units. At any time on or after April 6, 2022, these AST Common Units may be redeemed by the Reporting Person in exchange for shares of Class A common stock of the Issuer on a one-to-one basis. When a holder of Class C common stock of the Issuer exchanges AST Common Units for shares of Class A common stock of the Issuer, a number of shares of Class C common stock of the Issuer equal to the number of such AST Common Units will be immediately retired by the Issuer and will no longer be outstanding. The AST Common Units do not expire. In connection with the closing of the business combination between New Providence Acquisition Corp. and AST & Science, LLC ("AST") on April 6, 2021, each existing common unit previously issued by AST was reclassified and reissued by AST into new Common Units on a 1-to-14.50149869 basis. In addition, each equityholder of Common Units received an equivalent number of Class B Common Stock or Class C Common Stock of the Issuer, as applicable.
Shares withheld for taxes 32,754 shares Class A common stock withheld for tax liability on RSU vesting
Withholding price $113.41 per share Price used for 32,754 withheld Class A shares
RSU shares vested 83,333 shares Restricted Stock Units converting into Class A common stock
Net vested shares 50,579 shares Class A shares received by CEO after tax withholding
Class A shares held 78,542,209 shares Direct Class A common stock holdings following transaction
Exchangeable AST Common Units 78,163,078 units Units redeemable one-to-one for Class A common stock
Exercise price of units $0.0000 Redemption price of AST Common Units into Class A shares
Restricted Stock Units financial
"Represents a payment of tax liability by withholding securities incident to the vesting of Restricted Stock Units representing 83,333 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.
AST Common Units financial
"The securities reported in this line item represent AST Common Units. At any time on or after April 6, 2022, these AST Common Units may be redeemed"
Class C common stock financial
"When a holder of Class C common stock of the Issuer exchanges AST Common Units for shares of Class A common stock"
A class C common stock is a type of company share that usually represents ownership but often carries limited or no voting power compared with other share classes. For investors, that matters because it can affect influence over company decisions and sometimes the stock’s price or dividend priority — think of it as owning a ticket to the same event but in a section with less say in how the event is run.
Rule 16b-3 regulatory
"Restricted Stock Units representing 83,333 shares of Class A Common Stock 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.
business combination financial
"In connection with the closing of the business combination between New Providence Acquisition Corp. and AST & Science, LLC"
A business combination happens when two or more companies join together to operate as one, like two friends merging their teams into a single group. This is important because it can change how companies grow, compete, and make money, often making them bigger and more powerful in the market.
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SEC Form 4
FORM 4UNITED 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*
Avellan Abel Antonio

(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)
XDirector10% Owner
XOfficer (give title below)Other (specify below)
Chief Executive Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/30/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Class C Common Stock78,163,078D
Class A Common Stock05/30/2026F32,754(1)D$113.4178,542,209D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Common Units(2)(3) (2)(3) (2)(3)Class A Common Stock78,163,07878,163,078D
Explanation of Responses:
1. Represents a payment of tax liability by withholding securities incident to the vesting of Restricted Stock Units representing 83,333 shares of Class A Common Stock issued in accordance with Rule 16b-3, resulting in a net vested number of 50,579 shares.
2. The securities reported in this line item represent AST Common Units. At any time on or after April 6, 2022, these AST Common Units may be redeemed by the Reporting Person in exchange for shares of Class A common stock of the Issuer on a one-to-one basis. When a holder of Class C common stock of the Issuer exchanges AST Common Units for shares of Class A common stock of the Issuer, a number of shares of Class C common stock of the Issuer equal to the number of such AST Common Units will be immediately retired by the Issuer and will no longer be outstanding. The AST Common Units do not expire.
3. In connection with the closing of the business combination between New Providence Acquisition Corp. and AST & Science, LLC ("AST") on April 6, 2021, each existing common unit previously issued by AST was reclassified and reissued by AST into new Common Units on a 1-to-14.50149869 basis. In addition, each equityholder of Common Units received an equivalent number of Class B Common Stock or Class C Common Stock of the Issuer, as applicable.
/s/ Abel Avellan06/02/2026
** Signature of Reporting PersonDate
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 its CEO?

AST SpaceMobile reported that CEO Abel Avellan had shares withheld to cover tax liabilities on vested Restricted Stock Units. This non-market transaction used 32,754 Class A shares, while 50,579 shares vested net to him.

How many AST SpaceMobile (ASTS) shares were withheld for CEO tax obligations?

AST SpaceMobile withheld 32,754 shares of Class A common stock at $113.41 per share to cover CEO Abel Avellan’s tax liability from RSU vesting. These withheld shares are not open-market sales to third parties.

How many AST SpaceMobile (ASTS) RSU shares vested for the CEO?

Restricted Stock Units representing 83,333 shares of AST SpaceMobile Class A common stock vested for CEO Abel Avellan. After withholding 32,754 shares for taxes, he received a net 50,579 Class A shares from this vesting event.

What are AST Common Units held by the AST SpaceMobile (ASTS) CEO?

The AST Common Units held by the CEO are instruments redeemable on or after April 6, 2022, for Class A common shares on a one-to-one basis. When exchanged, an equal number of Class C common shares is retired and ceases to be outstanding.

How many AST SpaceMobile (ASTS) Class A shares does the CEO hold after this filing?

After the reported tax-withholding transaction, CEO Abel Avellan directly holds 78,542,209 shares of AST SpaceMobile Class A common stock. He also holds AST Common Units exchangeable into 78,163,078 additional Class A shares on a one-to-one basis.