Didier Wimmers

CIK: 0002073188

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)2 (16.7%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)1 (8.3%)

Compensation grants

Other (G, F, J, C, D, …)9 (75.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

AEHR

AEHR TEST SYSTEMS

Officer

Discretionary Trading P&L

Holdings

Transaction History (12 total)

AEHR
AEHR TEST SYSTEMS
Oct 1, 2026
Tax Payment(F)
Direct
54 shares at avg. $101.60$5K
AEHR
AEHR TEST SYSTEMS
Oct 1, 2026
Other(J)
Direct
1.3K shares at avg. $6.67$9K
AEHR
AEHR TEST SYSTEMS
Sep 3, 2026
Tax Payment(F)
Direct
317 shares at avg. $76.27$24K
AEHR
AEHR TEST SYSTEMS
Jul 1, 2026
Award(A)
Direct
2.4K shares-
AEHR
AEHR TEST SYSTEMS
Jun 3, 2026
Tax Payment(F)
Direct
332 shares at avg. $114.59$38K
AEHR
AEHR TEST SYSTEMS
Apr 15, 2026
Sale(S)
Direct
1.9K shares at avg. $72.02$137K
AEHR
AEHR TEST SYSTEMS
Apr 13, 2026
Sale(S)
Direct
3.5K shares at avg. $71.11$249K
AEHR
AEHR TEST SYSTEMS
Apr 1, 2026
Other(J)
Direct
1.9K shares at avg. $6.67$12K
AEHR
AEHR TEST SYSTEMS
Mar 3, 2026
Tax Payment(F)
Direct
364 shares at avg. $41.64$15K
AEHR
AEHR TEST SYSTEMS
Dec 3, 2025
Tax Payment(F)
Direct
371 shares at avg. $24.76$9K
AEHR
AEHR TEST SYSTEMS
Oct 1, 2025
Other(J)
Direct
1.6K shares at avg. $6.67$11K
AEHR
AEHR TEST SYSTEMS
Sep 3, 2025
Tax Payment(F)
Direct
308 shares at avg. $24.52$8K

		Type	Shares	Price		Ownership
Oct 1, 2026	AEHR AEHR TEST SYSTEMS	Tax Payment(F)	54	$101.60	$5,486	Direct
Oct 1, 2026	AEHR AEHR TEST SYSTEMS	Other(J)	1,311	$6.67	$8,748	Direct
Sep 3, 2026	AEHR AEHR TEST SYSTEMS	Tax Payment(F)	317	$76.27	$24,178	Direct
Jul 1, 2026	AEHR AEHR TEST SYSTEMS	Award(A)	2,369	-	$0	Direct
Jun 3, 2026	AEHR AEHR TEST SYSTEMS	Tax Payment(F)	332	$114.59	$38,044	Direct
Apr 15, 2026	AEHR AEHR TEST SYSTEMS	Sale(S)	1,900	$72.02	$136,845	Direct
Apr 13, 2026	AEHR AEHR TEST SYSTEMS	Sale(S)	3,500	$71.11	$248,886	Direct
Apr 1, 2026	AEHR AEHR TEST SYSTEMS	Other(J)	1,873	$6.67	$12,498	Direct
Mar 3, 2026	AEHR AEHR TEST SYSTEMS	Tax Payment(F)	364	$41.64	$15,157	Direct
Dec 3, 2025	AEHR AEHR TEST SYSTEMS	Tax Payment(F)	371	$24.76	$9,186	Direct
Oct 1, 2025	AEHR AEHR TEST SYSTEMS	Other(J)	1,628	$6.67	$10,863	Direct
Sep 3, 2025	AEHR AEHR TEST SYSTEMS	Tax Payment(F)	308	$24.52	$7,552	Direct

1-12 of 12 transactions

About WIMMERS DIDIER

WIMMERS DIDIER (SEC CIK 0002073188) files insider reports with the SEC as Executive VP of R&D of AEHR TEST SYSTEMS (AEHR).

Signal8 holds 11 ownership filings by WIMMERS DIDIER (1 Form 3, 10 Form 4), filed between Jun 12, 2025 and Oct 2, 2026. Those filings report 12 transactions, from Sep 3, 2025 to Oct 1, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on WIMMERS DIDIER's filings is in FREMONT, CA.

Recent filings by WIMMERS DIDIER

Oct 1, 2026: Tax withholding of AEHR shares (Form 4, code F).
Oct 1, 2026: Other transaction of AEHR shares (Form 4, code J).
Sep 3, 2026: Tax withholding of AEHR shares (Form 4, code F).
Jul 1, 2026: Grant or award of AEHR shares (Form 4, code A).
Jun 3, 2026: Tax withholding of AEHR shares (Form 4, code F).

Other insiders filing for AEHR TEST SYSTEMS (AEHR)

SALAMONE ALBERTO, EVP, PPBI BUSINESS
VIJAYRAO NARSING KRISHNA, Director
SPORCK ALISTAIR N, VP Contactor Business Unit
ROGERS VERNON, Exec VP of Sales & Mktg.
RICHMOND DONALD P. II, CTO
Erickson Gayn, President and CEO

How to read Form 4 transaction codes