Aehr director sells 17,719 company shares

Aehr Test Systems director Rhea J. Posedel reported open-market sales of company stock.

Accepted by SEC EDGAR 04/22/2026 - 05:29 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Aehr Test Systems director Rhea J. Posedel reported open-market sales of company stock. On April 22, 2026, a trust associated with Posedel sold 604 shares of Aehr Test Systems common stock at $95.00 per share, reported as indirect ownership.

On the same date, Posedel directly sold an additional 17,115 shares at $100.00 per share. After these transactions, filings show 396,375 shares held indirectly by a trust and 45,261 shares held directly, with the indirect amount including shares subject to unvested restricted stock units. Overall, the activity reflects a partial reduction rather than an exit.

Insider Trade Summary

Net Seller: 17,719 shares

Net Sell 2 txns

Insider POSEDEL RHEA J

Role Director

Sold 17,719 shs ($1.77M)

Share of Position Sold 3.9%

Type	Security	Shares	Price	Value
Sale	Common Stock	17,115	$100.00	$1.71M
Sale	Common Stock	604	$95.00	$57K

Holdings After Transaction: Common Stock — 45,261 shares (Direct); Common Stock — 396,375 shares (Indirect, By Trust)

Holdings Before and After: Common Stock, 62,376 to 45,261 shares (Direct); Common Stock, 396,979 to 396,375 shares (Indirect, By Trust)

Other Insiders: 11 other insiders reported open-market sales of this stock in the 30 days up to this filing.

Footnotes (1)

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

Key Figures

Indirect sale: 604 shares at $95.00 Direct sale: 17,115 shares at $100.00 Total shares sold: 17,719 shares +2 more

5 metrics

Indirect sale 604 shares at $95.00 Open-market sale by trust on April 22, 2026

Direct sale 17,115 shares at $100.00 Open-market sale on April 22, 2026

Total shares sold 17,719 shares Net sales in this Form 4

Indirect holdings after 396,375 shares Held by trust after transactions; includes unvested RSUs

Direct holdings after 45,261 shares Direct ownership after April 22, 2026 sales

Key Terms

open-market sale, restricted stock units, indirect ownership, Form 4

4 terms

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

restricted stock units financial

"includes shares subject to unvested 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.

indirect ownership financial

""ownership_type": "indirect""

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.

FAQ

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

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

Rhea J. Posedel reported two open-market sales of Aehr Test Systems common stock on April 22, 2026, totaling 17,719 shares. One sale was through a trust, and the other from shares held directly.

How many AEHR shares did Rhea J. Posedel sell directly and at what price?

Posedel directly sold 17,115 AEHR shares at $100.00 per share on April 22, 2026. This was reported as an open-market sale of common stock held in her direct ownership.

What AEHR shares were sold indirectly by trust in this Form 4 filing?

A trust associated with Rhea J. Posedel sold 604 AEHR shares at $95.00 per share on April 22, 2026. These shares were reported as indirectly owned common stock held "By Trust."

How many AEHR shares does Rhea J. Posedel hold after these transactions?

After the sales, Posedel holds 396,375 AEHR shares indirectly through a trust and 45,261 shares directly. The indirect amount includes shares subject to unvested restricted stock units, according to the filing footnote.

What does the AEHR Form 4 say about unvested restricted stock units?

A footnote explains that the reported indirect holdings of 396,375 shares include shares subject to unvested restricted stock units. This means part of the trust’s reported position reflects awards that have not yet fully vested.

What is the total number of AEHR shares sold in this Form 4 filing?

The filing’s transaction summary shows net sales of 17,719 shares of Aehr Test Systems common stock. This combines the 604-share indirect sale by trust and the 17,115-share direct open-market sale reported for the same date.

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

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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)
04/22/2026

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	04/22/2026		S		17,115	D	$100	45,261(1)	D
Common Stock	04/22/2026		S		604	D	$95	396,375	I	By Trust

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	04/22/2026
	** 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)