[Form 4] AEHR TEST SYSTEMS Insider Trading Activity

Rhea-AI Filing Summary

Aehr Test Systems director Howard T. Slayen reported a change in beneficial ownership on 09/24/2025. The Form 4 shows a disposition of 5,000 shares of common stock, coded G, with a reported price of $0.00; the filing explains those shares were donated to Donor Advised Charitable Giving Inc. After the reported transaction the reporting person beneficially owned 224,328 shares, which the filer notes includes shares subject to unvested restricted stock units. The Form 4 was submitted by an attorney-in-fact and signed on 09/25/2025.

Insights

Financial Analyst

TL;DR Director donated 5,000 shares; remaining position includes unvested RSUs, so ownership change is administrative rather than a market-sale signal.

The reported G-code disposition indicates a non-sale transfer (charitable donation) rather than a market transaction. The reporting person still retains a substantial position of 224,328 shares, but the filing specifies that figure includes unvested restricted stock units, which are not immediately liquid. From a quantitative standpoint the filing does not show open-market selling pressure or an exercise of options that would immediately affect share supply.

Corporate Governance Expert

TL;DR This Form 4 documents a routine personal charitable donation and clarifies ownership composition, not a governance or control event.

Code G transfers to charitable entities are common and typically reflect personal philanthropic activity rather than signaling insider views on company fundamentals. The disclosure that reported holdings include unvested restricted stock units is important for understanding voting and economic rights. The filing was executed by an attorney-in-fact, which is standard when the reporting person delegates filing authority.

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
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

SLAYEN HOWARD T

(Last) (First) (Middle)

C/O AEHR TEST SYSTEMS

400 KATO TERRACE

(Street)

FREMONT CA 94539

(City) (State) (Zip)

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

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

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

3. Date of Earliest Transaction (Month/Day/Year)
09/24/2025

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	09/24/2025		G		5,000(1)	D	$0.00	224,328(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. The shares were donated to Donor Advised Charitable Giving Inc.

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

Remarks:

Ex. 24 - Power of Attorney

	/s/ Chris Siu, Attorney-in-Fact	09/25/2025
	** 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 did AEHR insider Howard T. Slayen report on Form 4 (AEHR)?

The filing reports a disposition of 5,000 shares on 09/24/2025, coded G, which the filer states were donated to Donor Advised Charitable Giving Inc.

How many AEHR shares does the reporting person beneficially own after the transaction?

The Form 4 reports 224,328 shares beneficially owned following the reported transaction, and notes this amount includes unvested restricted stock units.

Does the Form 4 show an open-market sale by the insider?

No. The transaction is coded G and the explanation states the shares were donated, so it was not an open-market sale.

When was the Form 4 signed and filed?

The signature block shows the form was signed by an attorney-in-fact on 09/25/2025.

Are any derivative or option transactions reported on this Form 4?

No derivative or option transactions are reported; Table II contains no entries in this filing.