Aehr Test Systems CEO amends Form 4 holdings

Aehr Test Systems President and CEO Gayn Erickson filed an amended Form 4 to correct previously reported share counts and ownership form, not to report new trades.

Rhea-AI Filing Summary

Aehr Test Systems President and CEO Gayn Erickson filed an amended Form 4 to correct previously reported share counts and ownership form, not to report new trades. The filing confirms a prior tax-withholding disposition of 2,512 shares of Common Stock at $44.32 per share, after which he held 248,787 shares directly. It also clarifies that 2,131 shares at $6.67 per share are held indirectly by a trust, with 293,759 shares beneficially owned through that trust. The footnotes state that earlier Form 4 values for post-transaction holdings and the direct/indirect ownership designation were inaccurate and are now corrected.

Insider Trade Summary 10b5-1

2 transactions reported

Mixed 2 txns

Insider Erickson Gayn

Role President and CEO

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	2,512	$44.32	$111K
Other	Common Stock	2,131	$6.67	$14K

Holdings After Transaction: Common Stock — 293,759 shares (Indirect, By Trust); Common Stock — 248,787 shares (Direct)

Footnotes (3)

1. F1. This amendment is being filed to correct the amount of securities beneficially owned following the transaction reported on the Form 4 filed on 4/2/2026. Column 5 of Table I previously reported 253,430 shares; the correct amount is 293,759 shares.
2. F2. This amendment is being filed to correct ownership form reported on the Form 4 filed on 4/2/2026. Column 6 of Table I previously reported "D"; the correct form is "I" By Trust.
3. F3. This amendment is being filed to correct the amount of securities beneficially owned following the transaction reported on the Form 4 filed on 4/2/2026. Column 5 of Table I previously reported 250,918 shares; the correct amount is 248,787 shares.

Key Figures

Tax-withholding shares: 2,512 shares Tax-withholding price: $44.32 per share Direct holdings after F transaction: 248,787 shares +2 more

5 metrics

Tax-withholding shares 2,512 shares Common Stock tax-withholding disposition at $44.32 per share

Tax-withholding price $44.32 per share Price used in 2,512-share tax-withholding disposition

Direct holdings after F transaction 248,787 shares Common Stock directly held following tax-withholding disposition

Trust transaction shares 2,131 shares Other acquisition or disposition at $6.67 per share, by trust

Indirect holdings by trust 293,759 shares Common Stock beneficially owned indirectly through a trust

Key Terms

tax-withholding disposition, Other acquisition or disposition, beneficially owned, By Trust

4 terms

tax-withholding disposition financial

"The filing confirms a prior tax-withholding disposition of 2,512 shares of Common Stock"

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.

Other acquisition or disposition financial

"The transaction coded “J” is described as an Other acquisition or disposition"

beneficially owned financial

"correct the amount of securities beneficially owned following the transaction"

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

By Trust financial

"the correct form is "I" By Trust"

FAQ

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

What does the Aehr Test Systems (AEHR) Form 4/A amendment report?

The amendment corrects previously misreported share counts and ownership form for CEO Gayn Erickson. It updates post-transaction holdings and clarifies that certain shares are held indirectly by a trust, without introducing any new purchase or sale transactions.

How many Aehr (AEHR) shares were involved in the tax-withholding disposition?

The filing shows a tax-withholding disposition of 2,512 shares of Aehr Test Systems Common Stock at $44.32 per share. This transaction covered tax obligations and is not an open-market sale, leaving 248,787 shares held directly afterward.

How many Aehr (AEHR) shares does the CEO hold directly after the correction?

After correcting the earlier error, the amendment states that Gayn Erickson directly held 248,787 shares of Aehr Test Systems Common Stock following the tax-withholding transaction. This replaces a previously reported, inaccurate post-transaction balance of 250,918 shares.

What change was made regarding trust ownership in the Aehr (AEHR) Form 4/A?

The amendment corrects the ownership form from “D” (direct) to “I” By Trust for certain shares. It confirms that 293,759 shares were beneficially owned indirectly through a trust, instead of being reported as directly held by the CEO.

What is the nature of the 2,131-share transaction in the Aehr (AEHR) filing?

The amendment shows a 2,131-share Common Stock transaction coded “J,” described as an other acquisition or disposition, at $6.67 per share. These shares are held indirectly by a trust, contributing to the corrected 293,759-share indirect holding.

Does the Aehr (AEHR) Form 4/A indicate net buying or selling by the CEO?

The summarized data show no net open-market buying or selling. One transaction is a tax-withholding disposition of 2,512 shares, and another is a restructuring-type trust transaction, resulting in a net buy/sell direction described as neutral in the filing’s transaction summary.

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

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Accepted by SEC EDGAR 04/06/2026 - 02:26 PM 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).

X

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^*

Erickson Gayn

(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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/01/2026

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)
04/02/2026

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	04/01/2026		J		2,131	A	$6.67	293,759(1)	I(2)	By Trust
Common Stock	04/02/2026		F		2,512	D	$44.32	248,787(3)	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. This amendment is being filed to correct the amount of securities beneficially owned following the transaction reported on the Form 4 filed on 4/2/2026. Column 5 of Table I previously reported 253,430 shares; the correct amount is 293,759 shares.

2. This amendment is being filed to correct ownership form reported on the Form 4 filed on 4/2/2026. Column 6 of Table I previously reported "D"; the correct form is "I" By Trust.

3. This amendment is being filed to correct the amount of securities beneficially owned following the transaction reported on the Form 4 filed on 4/2/2026. Column 5 of Table I previously reported 250,918 shares; the correct amount is 248,787 shares.

Remarks:

	/s/ Chris Siu Attorney in Fact	04/06/2026
	** 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)