Aehr Test Systems (AEHR) director sells 8,413 shares at $130 via trust

Rhea-AI Filing Summary

Aehr Test Systems director Rhea J. Posedel reported selling 8,413 shares of common stock on August 12, 2026 at $130 per share through an entity classified as a trust. Following this sale, indirect holdings total 387,962 shares and direct holdings total 47,156 shares, which include shares subject to unvested restricted stock units.

Insider Trade Summary

Net Seller: 8,413 shares

Net Sell 2 txns

Insider POSEDEL RHEA J

Role Director

Sold 8,413 shs ($1.09M)

Type	Security	Shares	Price	Value
Sale	Common Stock	8,413	$130.00	$1.09M
holding	Common Stock F1	--	--	--

Holdings After Transaction: Common Stock — 387,962 shares (Indirect, By Trust); Common Stock — 47,156 shares (Direct)

Footnotes (1)

1. F1. The amount reported includes shares subject to unvested restricted stock units.

Key Figures

Shares sold: 8,413 shares Sale price: $130 per share Indirect holdings after sale: 387,962 shares +1 more

4 metrics

Shares sold 8,413 shares Common stock sale reported on August 12, 2026

Sale price $130 per share Price for the 8,413-share common stock sale

Indirect holdings after sale 387,962 shares Common stock held indirectly by trust following the transaction

Direct holdings after sale 47,156 shares Common stock held directly, including unvested restricted stock units

Key Terms

unvested restricted stock units, indirect ownership, Rule 10b5-1

3 terms

unvested restricted stock units financial

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

indirect ownership financial

"Indirect holdings total 387,962 shares held by trust."

Rule 10b5-1 regulatory

"The filing’s Rule 10b5-1 checkbox is not marked as affirming plan use."

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

FAQ

What insider transaction did AEHR director Rhea J. Posedel report?

Rhea J. Posedel reported selling 8,413 shares of Aehr Test Systems common stock on August 12, 2026 at $130 per share through a trust, according to a Form 4 insider filing.

How many AEHR shares did Rhea J. Posedel retain after the reported sale?

After the sale, Rhea J. Posedel reported 387,962 shares held indirectly by trust and 47,156 shares held directly. The direct holding figure includes shares subject to unvested restricted stock units.

At what price were the AEHR shares sold in Rhea J. Posedel’s Form 4?

The reported transaction shows a sale of 8,413 shares of Aehr Test Systems common stock at $130 per share on August 12, 2026, categorized as an open-market or private transaction.

How are Rhea J. Posedel’s AEHR holdings structured after the Form 4 transaction?

Post-transaction, Posedel’s Aehr Test Systems holdings are split between indirect ownership of 387,962 shares via a trust and 47,156 shares owned directly, with the direct stake including unvested restricted stock units.

Does Rhea J. Posedel’s AEHR Form 4 indicate Rule 10b5-1 trading plan use?

The filing’s Rule 10b5-1 checkbox is not marked as affirming plan use. The available data does not state that the 8,413-share sale at $130 per share was executed under a pre-arranged trading plan.

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

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/13/2026 - 05:28 PM Accepted by SEC EDGAR 08/13/2026 - 05:28 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).

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^*

POSEDEL RHEA J

(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
	Officer (give title below)		Other (specify below)
	Director

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/12/2026

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	08/12/2026		S		8,413	D	$130	387,962	I	By Trust
Common Stock								47,156(1)	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 amount reported includes shares subject to unvested restricted stock units.

Remarks:

	/s/Chris Siu, Attorney-in-Fact	08/13/2026
	** 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)