Alistair N. Sporck - 01 Oct 2026 Form 4 Insider Report for AEHR TEST SYSTEMS (AEHR)

Reporting relationship: VP Contactor Business Unit
Issuer ticker: AEHR
Reported as of: 01 Oct 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 02 Oct 2026, 18:17:39 UTC
Prior SEC filing: 11 Aug 2026
Source filing: View source filing
Reporting owner signature: /s/Chris Siu, Attorney-in-Fact

Key filing fact

Alistair N. Sporck filed Form 4 for AEHR TEST SYSTEMS (AEHR) on 02 Oct 2026.

Key facts

This page summarizes Alistair N. Sporck's Form 4 filing for AEHR TEST SYSTEMS (AEHR).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 02 Oct 2026, 18:17.

Change

Previous filing in this sequence was filed on 11 Aug 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001939261 Primary reporting owner

SPORCK ALISTAIR N

Relationship: VP Contactor Business Unit
Address: C/O AEHR TEST SYSTEMS, 400 KATO TERRACE, FREMONT
Signature: /s/Chris Siu, Attorney-in-Fact
Signature date: 02 Oct 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

AEHR transaction

Common Stock

Tax liability

Transaction value
Shares: -54
Change %: -0.24%
Price: $101.60^*
Shares after: 22,493
Date: 01 Oct 2026
Ownership: Direct
Footnotes: F1, F2

AEHR transaction

Common Stock

Other

Transaction value
Shares: +1,221
Change %: +24%
Price: $6.67^*
Shares after: 6,398
Date: 01 Oct 2026
Ownership: By Trust
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote 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.

Footnote F2

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

Footnote F3

These shares have been purchased through the company's Amended and Restated 2006 Employee Stock Purchase Plan, a "tax-conditioned plan" Per Internal Revenue Code Section 423. This purchase is exempt from Section 16 of the Securities Exchange Act of 1934 regarding liabilities arising from six-month short-swing transactions in the Company's securities.