Morris S. Young - 01 Jun 2026 Form 4 Insider Report for AXT INC (AXTI)

Reporting relationship: CEO, Director
Issuer ticker: AXTI
Reported as of: 01 Jun 2026
Net transaction value: -$22,312,926
SEC form: 4
Accepted by SEC: 03 Jun 2026, 18:39:27 UTC
Prior SEC filing: 05 May 2026
Next SEC filing: 16 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Jeff Sensiba, Attorney-in-Fact

Key filing fact

Morris S. Young filed Form 4 for AXT INC (AXTI) on 03 Jun 2026.

Key facts

This page summarizes Morris S. Young's Form 4 filing for AXT INC (AXTI).
6 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 03 Jun 2026, 18:39.

Change

Previous filing in this sequence was filed on 05 May 2026.
Current net transaction value: -$22,312,926.

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 0001078582 Primary reporting owner

YOUNG MORRIS S

Relationship: CEO, Director
Address: 4281 TECHNOLOGY DR., FREMONT
Signature: /s/ Jeff Sensiba, Attorney-in-Fact
Signature date: 03 Jun 2026

Reported non-derivative transactions

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

AXTI transaction

Common Stock

Options Exercise

Transaction value
Shares: +73,897
Change %: +3.3%
Price: $5.21^*
Shares after: 2,335,225
Date: 01 Jun 2026
Ownership: Direct
Footnotes: F1

AXTI transaction

Common Stock

Sale

Transaction value: $8,305,336
Shares: -73,897
Change %: -3.2%
Price: $112.39
Shares after: 2,261,328
Date: 01 Jun 2026
Ownership: Direct
Footnotes: F2

AXTI transaction

Common Stock

Options Exercise

Transaction value
Shares: +11,806
Change %: +0.52%
Price: $5.21^*
Shares after: 2,273,134
Date: 02 Jun 2026
Ownership: Direct
Footnotes: F3

AXTI transaction

Common Stock

Sale

Transaction value: $14,007,590
Shares: -123,601
Change %: -5.4%
Price: $113.33
Shares after: 2,149,533
Date: 02 Jun 2026
Ownership: Direct
Footnotes: F4, F5

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

AXTI transaction Derivative

Stock Option (Right to Buy)

Options Exercise

Transaction value
Shares: -73,897
Change %: -13%
Price: $0.000000^*
Shares after: 478,852
Date: 01 Jun 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 73,897
Exercise price: $5.21
Footnotes: F1

AXTI transaction Derivative

Stock Option (Right to Buy)

Options Exercise

Transaction value
Shares: -11,806
Change %: -2.5%
Price: $0.000000^*
Shares after: 467,046
Date: 02 Jun 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 11,806
Exercise price: $5.21
Footnotes: F3

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 5 footnotes

Footnote F1

Represents the exercise of options which were originally granted on 10/28/2016 and became first exercisable on 10/28/2017. All of the shares subject to this option are fully vested.

Footnote F2

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions pursuant to the cashless exercise/same-say sale of the options reported in footnote 1 at prices ranging from $110.00 to $115.64,inclusive. Upon request by the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate transaction.

Footnote F3

Represents the exercise of options which were originally granted on 10/28/2016 and became first exercisable on 10/28/2017. All of the shares subject to this option are fully vested.

Footnote F4

Of the total shares sold, 11,806 shares were sold pursuant to the cashless exercise/same-say sale of the options reported in footnote 3.

Footnote F5

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $107.70 to $121.48,inclusive. Upon request by the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate transaction.