AXT CEO boosts holding with 70,000-share option exercise at $5.21

Rhea-AI Filing Summary

AXT Inc. (AXTI) CEO stock transaction: The company’s chief executive officer reported exercising stock options for 70,000 shares of common stock on 11/14/2025 at an exercise price of $5.21 per share. These options were originally granted on 10/28/2016 and first became exercisable on 10/28/2017. Following this transaction, the CEO directly beneficially owns 2,509,490 shares of AXT common stock and holds 621,953 stock options for common shares.

Insider Trade Summary

70,000 shares exercised/converted

Mixed 2 txns

Insider YOUNG MORRIS S

Role CEO

Type	Security	Shares	Price	Value
Exercise	Stock Option (Right to Buy)	70,000	$0.00	--
Exercise	Common Stock	70,000	$5.21	$365K

Holdings After Transaction: Stock Option (Right to Buy) — 621,953 shares (Direct); Common Stock — 2,509,490 shares (Direct)

Footnotes (1)

1. Exercise of restricted stock awards which were originally granted on 10/28/2016 and became first exercisable on 10/28/2017. Exercise of restricted stock awards which were originally granted on 10/28/2016 and became first exercisable on 10/28/2017.

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^*

YOUNG MORRIS S

(Last) (First) (Middle)

4281 TECHNOLOGY DR.

(Street)

FREMONT CA 94538

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
AXT INC [ AXTI ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
11/14/2025

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

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

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

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
Common Stock	11/14/2025		M		70,000(1)	A	$5.21	2,509,490	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
Stock Option (Right to Buy)	$5.21	11/14/2025		M			70,000(2)	10/28/2017	10/28/2026	Common Stock	70,000	$0	621,953	D

Explanation of Responses:

1. Exercise of restricted stock awards which were originally granted on 10/28/2016 and became first exercisable on 10/28/2017.

2. Exercise of restricted stock awards which were originally granted on 10/28/2016 and became first exercisable on 10/28/2017.

	/s/ Jeff Sensiba, Attorney-in-Fact	11/17/2025
	** 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.

FAQ

What insider transaction did AXT (AXTI) report in this Form 4?

The filing reports that AXT’s CEO exercised stock options for 70,000 shares of common stock on 11/14/2025 at an exercise price of $5.21 per share.

How many AXT (AXTI) shares does the CEO own after this transaction?

After the reported option exercise, the CEO directly beneficially owns 2,509,490 shares of AXT common stock.

What was the exercise price of the AXT (AXTI) CEO’s stock options?

The stock options were exercised at an exercise price of $5.21 per share for 70,000 shares of AXT common stock.

What is the remaining stock option position of the AXT (AXTI) CEO?

Following the transaction, the CEO holds 621,953 stock options for AXT common stock.

When were the exercised AXT (AXTI) awards originally granted and first exercisable?

The exercised awards were originally granted on 10/28/2016 and first became exercisable on 10/28/2017, according to the explanation of responses.

What is SEC Form 4 in relation to AXT (AXTI)?

SEC Form 4 is used by company insiders, such as AXT’s CEO, to report changes in their beneficial ownership of the company’s equity securities.