Huiwen Yao - 16 Sep 2026 Form 4 Insider Report for AST SpaceMobile, Inc. (ASTS)

Reporting relationship: Chief Technology Officer
Issuer ticker: ASTS
Reported as of: 16 Sep 2026
Net transaction value: -$2,357,200
SEC form: 4
Accepted by SEC: 17 Sep 2026, 18:00:03 UTC
Prior SEC filing: 19 Aug 2026
Source filing: View source filing
Reporting owner signature: /s/ Huiwen Yao

Key filing fact

Huiwen Yao filed Form 4 for AST SpaceMobile, Inc. (ASTS) on 17 Sep 2026.

Key facts

This page summarizes Huiwen Yao's Form 4 filing for AST SpaceMobile, Inc. (ASTS).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 17 Sep 2026, 18:00.

Change

Previous filing in this sequence was filed on 19 Aug 2026.
Current net transaction value: -$2,357,200.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002027976 Primary reporting owner

Yao Huiwen

Relationship: Chief Technology Officer
Address: C/O AST SPACEMOBILE, INC., MIDLAND AIR &, SPACE PORT, 2901 ENTERPRISE LANE, MIDLAND
Signature: /s/ Huiwen Yao
Signature date: 17 Sep 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ASTS transaction

Class A Common Stock

Sale

Transaction value: $2,357,200
Shares: -40,000
Change %: -54%
Price: $58.93
Shares after: 34,750
Date: 16 Sep 2026
Ownership: Direct
Footnotes: F1, F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 2 footnotes

Footnote F1

The reported transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 5, 2026.

Footnote F2

Represents the weighted average selling price. These shares were sold in multiple transactions at prices ranging from $57.52 per share to $60.31 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.