🕵️ AEHR TEST Systems ($AEHR)
SEC insider & ownership activity, last 12 months · CIK 1040470 · every row links its SEC filing
Over the last 12 months insiders sold $43.8M with no open-market buying against it. Erickson Gayn sold $10.8M in discretionary trades (Apr). No red-flag 8-Ks in the window.
🚨 9 signals active —
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 13 sellers, $43.8M (54 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Erickson Gayn | 0 | – | 2 | $10.8M | Apr 10, 2026 |
| Scott Geoffrey Gates | 0 | – | 6 | $10.0M | Jul 16, 2026 |
| Rhea J. Posedel | 0 | – | 8 | $7.6M | Apr 22, 2026 |
| Howard T. Slayen | 0 | – | 3 | $3.0M | May 13, 2026 |
| Salamone Alberto | 0 | – | 2 | $2.8M | Apr 21, 2026 |
| Rogers Vernon | 0 | – | 5 | $2.5M | Apr 21, 2026 |
| Donald P. Richmond II | 0 | – | 2 | $2.3M | Apr 14, 2026 |
| Danesh Fariba | 0 | – | 5 | $1.6M | Apr 16, 2026 |
| Engineer Adil | 0 | – | 4 | $1.1M | Apr 9, 2026 |
| Oliphant Laura | 0 | – | 8 | $887K | Apr 16, 2026 |
| Alistair N. Sporck | 0 | – | 5 | $568K | Apr 22, 2026 |
| Wimmers Didier | 0 | – | 2 | $386K | Apr 15, 2026 |
| Siu Chris | 0 | – | 2 | $222K | May 14, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| FMR LLC | 7.0% | 13G | May 6, 2026 | filing ↗ | |
| Abigail P. Johnson | 7.0% | 13G | May 6, 2026 | filing ↗ | |
| AWM Investment Company, Inc. | 5.3% | 13G | May 7, 2025 | filing ↗ | |
| JANE Street Group, LLC | 5.1% | 13G | Jul 29, 2026 | filing ↗ | |
| JANE Street Capital, LLC | exited | 13G | Jul 29, 2026 | filing ↗ | |
| JANE Street Global Trading, LLC | exited | 13G | Jul 29, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Scott Geoffrey Gates | $1.6M | Jul 16, 2026 | filing ↗ |
| Siu Chris | $214K | May 14, 2026 | filing ↗ |
| Howard T. Slayen | $714K | May 13, 2026 | filing ↗ |
| Alistair N. Sporck | $190K | Apr 22, 2026 | filing ↗ |
| Geoffrey Scott | $4.7M | Apr 22, 2026 | filing ↗ |
| Rhea J. Posedel | $1.8M | Apr 22, 2026 | filing ↗ |
| Salamone Alberto | $1.4M | Apr 21, 2026 | filing ↗ |
| Geoffrey Scott | $910K | Apr 21, 2026 | filing ↗ |
| Rogers Vernon | $610K | Apr 21, 2026 | filing ↗ |
| Rhea J. Posedel | $844K | Apr 21, 2026 | filing ↗ |
| Salamone Alberto | $1.3M | Apr 20, 2026 | filing ↗ |
| Rogers Vernon | $450K | Apr 20, 2026 | filing ↗ |
| Rhea J. Posedel | $661K | Apr 20, 2026 | filing ↗ |
| Rogers Vernon | $219K | Apr 20, 2026 | filing ↗ |
| Siu Chris | $81K | Apr 17, 2026 | filing ↗ |
| Rhea J. Posedel | $615K | Apr 17, 2026 | filing ↗ |
| Oliphant Laura | $140K | Apr 16, 2026 | filing ↗ |
| Danesh Fariba | $661K | Apr 16, 2026 | filing ↗ |
| Rogers Vernon | $434K | Apr 16, 2026 | filing ↗ |
| Alistair N. Sporck | $164K | Apr 16, 2026 | filing ↗ |
| Rhea J. Posedel | $1.2M | Apr 16, 2026 | filing ↗ |
| Rogers Vernon | $1.2M | Apr 16, 2026 | filing ↗ |
| Wimmers Didier | $137K | Apr 15, 2026 | filing ↗ |
| Howard T. Slayen | $2.2M | Apr 14, 2026 | filing ↗ |
| Danesh Fariba | $500K | Apr 13, 2026 | filing ↗ |
| Wimmers Didier | $249K | Apr 13, 2026 | filing ↗ |
| Alistair N. Sporck | $135K | Apr 10, 2026 | filing ↗ |
| Erickson Gayn | $4.0M | Apr 10, 2026 | filing ↗ |
| Erickson Gayn | $6.8M | Apr 10, 2026 | filing ↗ |
| Danesh Fariba | $245K | Apr 10, 2026 | filing ↗ |
| Rogers Vernon | $762K | Apr 10, 2026 | filing ↗ |
| Engineer Adil | $892K | Apr 9, 2026 | filing ↗ |
| Donald P. Richmond II | $2.2M | Apr 9, 2026 | filing ↗ |
| Engineer Adil | $248K | Apr 9, 2026 | filing ↗ |
| Oliphant Laura | $484K | Apr 9, 2026 | filing ↗ |
| Geoffrey Scott | $2.7M | Apr 9, 2026 | filing ↗ |
| Rhea J. Posedel | $2.1M | Apr 9, 2026 | filing ↗ |
| Rhea J. Posedel | $390K | Feb 13, 2026 | filing ↗ |
| Alistair N. Sporck | $83K | Feb 9, 2026 | filing ↗ |
| Oliphant Laura | $13K | Jan 29, 2026 | filing ↗ |
| Oliphant Laura | $143K | Jan 22, 2026 | filing ↗ |
| Howard T. Slayen | $151K | Nov 5, 2025 | filing ↗ |
| Danesh Fariba | $157K | Oct 9, 2025 | filing ↗ |
| Danesh Fariba | $66K | Oct 9, 2025 | filing ↗ |
| Howard T. Slayen | $202K | Aug 15, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Jul 14, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 14, 2026 | filing ↗ |
| Other events (8.01) | Apr 17, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 17, 2026 | filing ↗ |
| Material agreement (1.01) | Apr 8, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 8, 2026 | filing ↗ |
| Earnings (2.02) | Apr 7, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | Apr 7, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 7, 2026 | filing ↗ |
| Earnings (2.02) | Jan 8, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 8, 2026 | filing ↗ |
| Officer/director changes (5.02) | Oct 21, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 21, 2025 | filing ↗ |
| Shareholder vote (5.07) | Oct 20, 2025 | filing ↗ |
| Earnings (2.02) | Oct 6, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 6, 2025 | filing ↗ |