Updated Jul 16, 2026
Erickson Gayn has filed 4 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $10.79M.

Gayn Erickson is the President and CEO of Aehr Test Systems, a company specializing in test systems for integrated circuits. Under his leadership, the company focuses on meeting the quality and reliability needs of the semiconductor manufacturing industry.
| Role | Insider |
|---|---|
| Notability | 50/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-15 | AEHR | AEHR TEST SYSTEMS | F — Tax withholding / forfeiture | 3.4K | $72.01 | $248K |
| 2026-07-13 | AEHR | AEHR TEST SYSTEMS | F — Tax withholding / forfeiture | 4.4K | $72.60 | $320K |
| 2026-07-02 | AEHR | AEHR TEST SYSTEMS | F — Tax withholding / forfeiture | 3.1K | $69.96 | $216K |
| 2026-07-02 | AEHR | AEHR TEST SYSTEMS | F — Tax withholding / forfeiture | 22.9K | $84.42 | $1.94M |
| 2026-07-02 | AEHR | AEHR TEST SYSTEMS | A — Grant or award | 11.9K | $0.00 | |
| 2026-07-02 | AEHR | AEHR TEST SYSTEMS | A — Grant or award | 35.9K | $0.00 | |
| 2026-04-28 | AEHR | AEHR TEST SYSTEMS | F — Tax withholding / forfeiture | 851 | $88.48 | $75K |
| 2026-04-14 | AEHR | AEHR TEST SYSTEMS | S — Open-market sale | 96.0K | $70.58 | $6.78M |
| 2026-04-14 | AEHR | AEHR TEST SYSTEMS | F — Tax withholding / forfeiture | 3.7K | $70.43 | $261K |
| 2026-04-14 | AEHR | AEHR TEST SYSTEMS | S — Open-market sale | 56.8K | $70.58 | $4.01M |
| 2026-04-02 | AEHR | AEHR TEST SYSTEMS | F — Tax withholding / forfeiture | 2.5K | $44.32 | $111K |
| 2026-04-02 | AEHR | AEHR TEST SYSTEMS | J — Other acquisition / disposition | 2.1K | $6.67 | $14K |
| 2026-01-27 | AEHR | AEHR TEST SYSTEMS | F — Tax withholding / forfeiture | 820 | $27.75 | $23K |
| 2026-01-14 | AEHR | AEHR TEST SYSTEMS | F — Tax withholding / forfeiture | 2.7K | $25.97 | $70K |
| 2025-10-13 | AEHR | AEHR TEST SYSTEMS | F — Tax withholding / forfeiture | 3.4K | $27.29 | $94K |
| 2025-10-13 | AEHR | AEHR TEST SYSTEMS | F — Tax withholding / forfeiture | 3.8K | $25.52 | $97K |
| 2025-10-02 | AEHR | AEHR TEST SYSTEMS | F — Tax withholding / forfeiture | 2.1K | $32.25 | $67K |
| 2025-10-01 | AEHR | AEHR TEST SYSTEMS | J — Other acquisition / disposition | 540 | $6.67 | $4K |
| 2025-07-28 | AEHR | AEHR TEST SYSTEMS | F — Tax withholding / forfeiture | 850 | $21.74 | $18K |
| 2025-07-14 | AEHR | AEHR TEST SYSTEMS | F — Tax withholding / forfeiture | 4.5K | $13.86 | $63K |
Gayn Erickson is the President and CEO of Aehr Test Systems, a company specializing in test systems for integrated circuits. Under his leadership, the company focuses on meeting the quality and reliability needs of the semiconductor manufacturing industry.…
4 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 2 open-market sales ($10.79M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live Erickson Gayn profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.