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About AEHR TEST SYSTEMS (AEHR)
AEHR TEST SYSTEMS is an SEC registrant, filing under CIK 0001040470, classified as instruments for meas and testing of electricity and elec signals. It is grouped with Information Technology companies on this site.
AEHR Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 19 | 155,469 | $18.95M |
| Option exercise | 3 | 30,000 | |
| Tax withholding / forfeiture | 30 | 16,237 | |
AEHR insider transactions (Form 4)
56251 Form 4 filings on record, the earliest from Oct 3, 2024, newest first. Filing history page 2 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Geoffrey Gates Scott - Director | Gift | Common Stock | 6,731 footnote F1 | $0.00 | - | |
| Geoffrey Gates Scott - Director | Open-market sale | Common Stock | 20,000 | $131.51 | $2.63M | |
| ||||||
| Adil Engineer - Officer | Option exercise | Common Stock | 15,000 | $9.45 | $142K | |
| Adil Engineer - Officer | Open-market sale | Common Stock | 7,500 | $130.95 | $982K | |
| Adil Engineer - Officer | Open-market sale | Common Stock | 7,500 | $131.10 | $983K | |
| Adil Engineer - Officer | Option exercise | Option (right to buy) | 7,500 | $0.00 | - | |
| Adil Engineer - Officer | Option exercise | Non-Qualified Option (right to buy) | 7,500 | $0.00 | - | |
| Laura Oliphant - Director | Open-market sale | Common Stock | 1,717 | $133.00 | $228K | |
 Alistair N. Sporck - Officer | Open-market sale | Common Stock | 1,000 | $108.49 | $108K | |
| Alistair N. Sporck - Officer | Open-market sale | Common Stock | 699 | $100.70 | $70K | |
| Alistair N. Sporck - Officer | Open-market sale | Common Stock | 1,301 | $101.10 | $132K | |
| Howard T. Slayen - Director | Open-market sale | Common Stock | 20,000 | $108.30 | $2.17M | |
| Laura Oliphant - Director | Gift | Common Stock | 500 footnote F1 | $0.00 | - | |
| ||||||
| Alberto Salamone - Officer | Tax withholding / forfeiture | Common Stock | 204 footnote F1 | $79.98 | $16K | |
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| Howard T. Slayen - Director | Gift | Common Stock | 5,000 footnote F1 | $0.00 | - | |
| ||||||
| Gayn Erickson - Officer | Tax withholding / forfeiture | Common Stock | 1,057 footnote F1 | $77.48 | $82K | |
| ||||||
| Vernon Rogers - Officer | Tax withholding / forfeiture | Common Stock | 198 footnote F1 | $77.48 | $15K | |
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| Alistair N. Sporck - Officer | Tax withholding / forfeiture | Common Stock | 133 footnote F1 | $77.48 | $10K | |
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| Donald P. Richmond II - Officer | Tax withholding / forfeiture | Common Stock | 102 footnote F1 | $77.48 | $8K | |
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| Adil Engineer - Officer | Tax withholding / forfeiture | Common Stock | 142 footnote F1 | $77.48 | $11K | |
| ||||||
| Geoffrey Gates Scott - Officer | Gift | Common Stock | 2,874 footnote F1 | $0.00 | - | |
| ||||||
| Alistair N. Sporck - Officer | Tax withholding / forfeiture | Common Stock | 334 footnote F1 | $81.05 | $27K | |
| ||||||
| Geoffrey Gates Scott - Officer | Open-market sale | Common Stock | 20,000 | $82.13 | $1.64M | |
| Geoffrey Gates Scott - Officer | Gift | Common Stock | 10,000 footnote F1 | $0.00 | - | |
| ||||||
| Gayn Erickson - Officer | Tax withholding / forfeiture | Common Stock | 3,447 footnote F1 | $72.01 | $248K | |
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| Donald P. Richmond II - Officer | Tax withholding / forfeiture | Common Stock | 328 footnote F1 | $72.01 | $24K | |
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| Vernon Rogers - Officer | Option exercise | Common Stock | 21,200 | $1.64 | $35K | |
| Vernon Rogers - Officer | Option exercise | Common Stock | 15,262 | $1.64 | $25K | |
| Vernon Rogers - Officer | Option exercise | Common Stock | 3,538 | $1.64 | $6K | |
| Vernon Rogers - Officer | Option exercise | Option (right to buy) | 15,262 | $0.00 | - | |
| Vernon Rogers - Officer | Option exercise | Non-Qualified Option (right to buy) | 21,200 | $0.00 | - | |
| Vernon Rogers - Officer | Option exercise | Non-Qualified Option (right to buy) | 3,538 | $0.00 | - | |
| Vernon Rogers - Officer | Tax withholding / forfeiture | Common Stock | 588 footnote F1 | $72.60 | $43K | |
| Vernon Rogers - Officer | Tax withholding / forfeiture | Common Stock | 573 footnote F1 | $72.01 | $41K | |
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| Alistair N. Sporck - Officer | Tax withholding / forfeiture | Common Stock | 209 footnote F1 | $72.60 | $15K | |
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| Chris Siu - Officer | Tax withholding / forfeiture | Common Stock | 988 footnote F1 | $72.60 | $72K | |
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| Donald P. Richmond II - Officer | Tax withholding / forfeiture | Common Stock | 423 footnote F1 | $72.60 | $31K | |
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| Gayn Erickson - Officer | Tax withholding / forfeiture | Common Stock | 4,404 footnote F1 | $72.60 | $320K | |
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| Adil Engineer - Officer | Tax withholding / forfeiture | Common Stock | 387 footnote F1 | $72.60 | $28K | |
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| Didier Wimmers - Officer | Grant or award | Common Stock | 2,369 footnote F1 | $0.00 | - | |
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| Chris Siu - Officer | Grant or award | Common Stock | 6,165 footnote F1 | $0.00 | - | |
| Chris Siu - Officer | Grant or award | Common Stock | 6,079 footnote F2 | $0.00 | - | |
| Chris Siu - Officer | Tax withholding / forfeiture | Common Stock | 2,213 footnote F3 | $84.43 | $187K | |
| Chris Siu - Officer | Tax withholding / forfeiture | Common Stock | 1,139 footnote F3 | $69.96 | $80K | |
| ||||||
| Alistair N. Sporck - Officer | Grant or award | Common Stock | 6,165 footnote F1 | $0.00 | - | |
| Alistair N. Sporck - Officer | Grant or award | Common Stock | 2,369 footnote F3 | $0.00 | - | |
| Alistair N. Sporck - Officer | Tax withholding / forfeiture | Common Stock | 2,213 footnote F4 | $84.43 | $187K | |
| Alistair N. Sporck - Officer | Tax withholding / forfeiture | Common Stock | 259 footnote F4 | $69.96 | $18K | |
| ||||||
| Alberto Salamone - Officer | Grant or award | Common Stock | 4,048 footnote F1 | $0.00 | - | |
| Alberto Salamone - Officer | Grant or award | Common Stock | 1,978 footnote F2 | $0.00 | - | |
| Alberto Salamone - Officer | Tax withholding / forfeiture | Common Stock | 1,453 footnote F3 | $84.43 | $123K | |
| Alberto Salamone - Officer | Tax withholding / forfeiture | Common Stock | 556 footnote F3 | $69.96 | $39K | |
| ||||||
| Donald P. Richmond II - Officer | Grant or award | Common Stock | 6,165 footnote F1 | $0.00 | - | |
| Donald P. Richmond II - Officer | Tax withholding / forfeiture | Common Stock | 311 footnote F3 | $69.96 | $22K | |
| Donald P. Richmond II - Officer | Grant or award | Common Stock | 2,369 footnote F2 | $0.00 | - | |
| Donald P. Richmond II - Officer | Tax withholding / forfeiture | Common Stock | 2,213 footnote F3 | $84.43 | $187K | |
| ||||||
Item 2.02, 9.01
Item 8.01, 9.01
Item 1.01, 9.01
Item 2.02, 5.03, 9.01
Recent AEHR Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| ROGERS VERNON | Officer | 3,994 | $574K | View on EDGAR | |
| ROGERS VERNON | Officer | 2,000 | $273K |
AEHR insider trading FAQ
What is the latest insider trade for AEHR?
AEHR TEST SYSTEMS (AEHR) had 47 insider filings in the last 90 days, with the most recent on 2026-10-13. The full record for AEHR runs to 251 Form 4 filings, the earliest from 2024-10-03. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying AEHR stock?
No insider purchases of AEHR were filed in the last 90 days.
How many insiders are selling AEHR stock?
19 insider sales of AEHR were filed in the last 90 days, totaling $18.95M.
Where can I see AEHR SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects AEHR Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Information Technology companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Chris Siu view on EDGAR
- - Alistair N. Sporck view on EDGAR
- - Vernon Rogers view on EDGAR
- - Donald P. Richmond II view on EDGAR
- - Adil Engineer view on EDGAR
- - Gayn Erickson view on EDGAR
- - Gayn Erickson view on EDGAR
- - Adil Engineer view on EDGAR
- - Donald P. Richmond II view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Information Technology
- Where AEHR's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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