AEHR CTO reports tax-withheld 722 shares

AEHR TEST SYSTEMS Chief Technology Officer Donald P. Richmond II reported routine tax-related share dispositions tied to restricted stock unit vesting, not open-market sales.

Rhea-AI Filing Summary

AEHR TEST SYSTEMS Chief Technology Officer Donald P. Richmond II reported routine tax-related share dispositions tied to restricted stock unit vesting, not open-market sales. A total of 722 shares of common stock were withheld to cover tax obligations at prices of $74.38 and $70.43 per share.

After these withholding transactions, Richmond directly holds 198,523 shares of AEHR common stock, which the disclosure states includes shares subject to unvested restricted stock units. The filing clarifies that the withheld shares do not represent a sale by the reporting person.

Insider Trade Summary

Exercise Price or Tax Liability: 722 shares

Exercise Price or Tax Liability 2 txns

Insider RICHMOND DONALD P. II

Role CTO

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	299	$74.38	$22K
Exercise Price or Tax Liability	Common Stock	423	$70.43	$30K

Holdings After Transaction: Common Stock — 198,523 shares (Direct)

Footnotes (2)

1. F1. Represents shares that were withheld to satisfy tax withholding obligations upon vesting of restricted stock units. This does not represent a sale by the Reporting Person.
2. F2. The amount reported includes shares subject to unvested restricted stock units.

Key Figures

Tax-withheld shares total: 722 shares First withholding block: 299 shares at $74.38 Second withholding block: 423 shares at $70.43 +1 more

4 metrics

Tax-withheld shares total 722 shares Shares withheld to satisfy tax obligations on RSU vesting

First withholding block 299 shares at $74.38 F-code tax-withholding disposition on 2026-04-14

Second withholding block 423 shares at $70.43 F-code tax-withholding disposition on 2026-04-11

Post-transaction holdings 198,523 shares Direct AEHR common stock held after tax-withholding transactions

Key Terms

restricted stock units, tax withholding obligations, Form 4, tax-withholding disposition

4 terms

restricted stock units financial

"Represents shares that were withheld to satisfy tax withholding obligations upon vesting of restricted stock units."

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.

tax withholding obligations financial

"Represents shares that were withheld to satisfy tax withholding obligations upon vesting of restricted stock units."

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

tax-withholding disposition financial

"transaction_action": "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

FAQ

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

What insider transaction did AEHR CTO Donald P. Richmond II report on this Form 4 for AEHR?

Donald P. Richmond II reported tax-withholding dispositions of AEHR common stock, not open-market sales. In connection with restricted stock unit vesting, 722 shares were withheld to satisfy tax obligations at prices of $74.38 and $70.43 per share.

How many AEHR shares were withheld for taxes in Donald Richmond’s latest Form 4 filing?

The filing shows 722 AEHR common shares were withheld to cover tax obligations. These came from two restricted stock unit vesting events involving 299 shares at $74.38 and 423 shares at $70.43, according to the Form 4 transaction data.

Does the AEHR Form 4 indicate that the CTO sold shares in the open market?

No, the Form 4 explicitly states the transactions do not represent a sale by the reporting person. The 722 shares of AEHR common stock were withheld solely to satisfy tax withholding obligations upon vesting of restricted stock units.

How many AEHR shares does CTO Donald Richmond own after the reported tax-withholding transactions?

After the tax-withholding dispositions, Donald Richmond directly owns 198,523 AEHR common shares. The disclosure notes this amount includes shares subject to unvested restricted stock units, reflecting both vested and unvested equity-based compensation.

What do the F-coded transactions mean in AEHR CTO Donald Richmond’s Form 4 filing?

The F-coded transactions represent payment of tax liabilities by delivering securities rather than a market sale. In this AEHR filing, 722 common shares were withheld upon restricted stock unit vesting to cover withholding taxes for Donald Richmond.

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

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Accepted by SEC EDGAR 04/14/2026 - 04:47 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^*

RICHMOND DONALD P. II

(Last) (First) (Middle)

C/O AEHR TEST SYSTEMS

400 KATO TERRACE

(Street)

FREMONT CALIFORNIA 94539

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
AEHR TEST SYSTEMS [ AEHR ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/11/2026

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
Common Stock	04/11/2026		F		423(1)	D	$70.43	198,822(2)	D
Common Stock	04/14/2026		F		299(1)	D	$74.38	198,523(2)	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 shares that were withheld to satisfy tax withholding obligations upon vesting of restricted stock units. This does not represent a sale by the Reporting Person.

2. The amount reported includes shares subject to unvested restricted stock units.

Remarks:

	/s/Chris Siu, Attorney-in-Fact	04/14/2026
	** 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)