Updated Jul 16, 2026 · Last SEC filing 2026-07-15
AEHR TEST SYSTEMS (AEHR) has filed 50 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-15. 2 Form 8-K material event filings were reported by AEHR in the last 90 days. 13 Form 144 notices of proposed sale were filed for AEHR stock. InsiderAlpha tracks every AEHR SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SIC classification | Instruments For Meas & Testing of Electricity & Elec Signals (SIC 3825) |
|---|---|
| SEC CIK | 0001040470 |
| Form 4 filings (90d) | 50 |
|---|---|
| Form 8-K filings (90d) | 2 |
| Form 144 notices (90d) | 13 |
| Latest Form 4 filing | 2026-07-15 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| RICHMOND DONALD P. II | CTO | F — Tax withholding / forfeiture | 328 | $72.01 | $24K | SEC | |
| ROGERS VERNON | Exec VP of Sales & Mktg. | M — Option exercise | 3.5K | $1.64 | $6K | SEC | |
| ROGERS VERNON | Exec VP of Sales & Mktg. | F — Tax withholding / forfeiture | 573 | $72.01 | $41K | SEC | |
| Erickson Gayn | President and CEO | F — Tax withholding / forfeiture | 3.4K | $72.01 | $248K | SEC | |
| SPORCK ALISTAIR N | VP Contactor Business Unit | F — Tax withholding / forfeiture | 209 | $72.60 | $15K | SEC | |
| ROGERS VERNON | Exec VP of Sales & Mktg. | M — Option exercise | 15.3K | $1.64 | $25K | SEC | |
| ROGERS VERNON | Exec VP of Sales & Mktg. | M — Option exercise | 21.2K | $1.64 | $35K | SEC | |
| ROGERS VERNON | Exec VP of Sales & Mktg. | F — Tax withholding / forfeiture | 588 | $72.60 | $43K | SEC | |
| ENGINEER ADIL | Chief Operating Officer | F — Tax withholding / forfeiture | 387 | $72.60 | $28K | SEC | |
| Siu Chris | CFO | F — Tax withholding / forfeiture | 988 | $72.60 | $72K | SEC | |
| Erickson Gayn | President and CEO | F — Tax withholding / forfeiture | 4.4K | $72.60 | $320K | SEC | |
| RICHMOND DONALD P. II | CTO | F — Tax withholding / forfeiture | 423 | $72.60 | $31K | SEC | |
| Erickson Gayn | President and CEO | F — Tax withholding / forfeiture | 3.1K | $69.96 | $216K | SEC | |
| SALAMONE ALBERTO | EVP, PPBI BUSINESS | F — Tax withholding / forfeiture | 556 | $69.96 | $39K | SEC | |
| ENGINEER ADIL | Chief Operating Officer | F — Tax withholding / forfeiture | 437 | $69.96 | $31K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for AEHR TEST SYSTEMS (AEHR). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| ROGERS VERNON | 16 | $1.64M |
| SPORCK ALISTAIR N | 9 | $611K |
| Erickson Gayn | 7 | $2.79M |
| Siu Chris | 7 | $371K |
| RICHMOND DONALD P. II | 7 | $272K |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in AEHR insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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