AEHR's three largest insider shareholders as of June 06, 2026 are Rhea J Posedel (Director, 869.55K shares), Rhea J Posedel (Director, 478.67K shares), Rhea J Posedel (Director, 456.98K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Rhea J Posedel | - | 0 | 869,555 | 12 Aug, 2021 |
| Howard T Slayen | Director | 203,328 | 0 | 04 Feb, 2026 |
| Fariba Danesh | Director | 13,143 | 0 | 17 Apr, 2026 |
| David S Hendrickson | Former Cto | 84,783 | 0 | 19 Jul, 2023 |
| Gayn Erickson | President And Ceo | 0 | 438,919 | 27 Oct, 2023 |
| Chris Siu | Cfo | 71,437 | 7,306 | 02 Apr, 2026 |
| Kenneth B. Spink | Vp Of Finance And Cfo | 0 | 179,199 | 18 Jul, 2022 |
| Donald P. Ii Richmond | Cto | 214,996 | 0 | 02 Apr, 2026 |
| Vernon Rogers | Exec Vp Of Sales Mktg. | 167,540 | 0 | 10 Apr, 2026 |
| Laura Oliphant | - | 0 | 17,125 | 27 Oct, 2023 |
| Geoffrey Gates Scott | - | 0 | 140,000 | 16 Nov, 2021 |
| Adil Engineer | Chief Operating Officer | 47,672 | 0 | 02 Apr, 2026 |
| Alistair N Sporck | Vp Contactor Business Unit | 20,635 | 0 | 17 Apr, 2026 |
| Avijit K. Ray-Chaudhuri | Executive Vp Of Rd | 28,318 | 0 | 29 Oct, 2024 |
| Alberto Salamone | Evp, Ppbi Business | 48,025 | 0 | 22 Apr, 2026 |
| Didier Wimmers | Executive Vp Of Rd | 10,659 | 0 | 15 Apr, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 22 Apr, 2026 | Alistair N Sporck | Common Stock | D | 2,000 | $93.50 | 5,177 | I | S |
| 20 Apr, 2026 | Alberto Salamone | Common Stock | D | 15,000 | $89.57 | 63,025 | D | S |
| 22 Apr, 2026 | Rhea J Posedel | Common Stock | D | 17,115 | $100.00 | 45,261 | D | S |
| 22 Apr, 2026 | Howard T Slayen | Common Stock | D | 1,800 | $0.00 | 176,528 | D | G |
| 20 Apr, 2026 | Alberto Salamone | Common Stock | D | 15,000 | $89.57 | 63,025 | D | S |
| 21 Apr, 2026 | Alberto Salamone | Common Stock | D | 15,000 | $94.56 | 48,025 | D | S |
| 21 Apr, 2026 | Alberto Salamone | Common Stock | D | 15,000 | $94.56 | 48,025 | D | S |
| 22 Apr, 2026 | Rhea J Posedel | Common Stock | D | 604 | $95.00 | 396,375 | I | S |
| 21 Apr, 2026 | Vernon Rogers | Common Stock | D | 6,486 | $94.09 | 152,716 | D | S |
| 20 Apr, 2026 | Vernon Rogers | Common Stock | D | 5,000 | $90.00 | 147,716 | D | S |
| 21 Apr, 2026 | Rhea J Posedel | Common Stock | D | 8,787 | $96.02 | 62,376 | D | S |
| 21 Apr, 2026 | Geoffrey Gates Scott | Common Stock | D | 10,000 | $91.00 | 50,686 | I | S |
| 21 Apr, 2026 | Geoffrey Gates Scott | Common Stock | D | 50,000 | $95.00 | 50,000 | I | S |
| 20 Apr, 2026 | Rhea J Posedel | Common Stock | D | 7,500 | $88.09 | 396,979 | I | S |
| 18 Apr, 2026 | Alistair N Sporck | Common Stock | D | 341 | $83.86 | 20,294 | D | F |
| 20 Apr, 2026 | Vernon Rogers | Common Stock | D | 2,431 | $90.00 | 159,202 | D | S |
| 17 Apr, 2026 | Howard T Slayen | Common Stock | D | 25,000 | $85.00 | 178,328 | D | S |
| 17 Apr, 2026 | Rhea J Posedel | Common Stock | D | 7,500 | $82.00 | 404,479 | I | S |
| 16 Apr, 2026 | Vernon Rogers | Common Stock | D | 5,000 | $86.88 | 161,633 | D | S |
| 16 Apr, 2026 | Alistair N Sporck | Common Stock | D | 2,000 | $81.88 | 20,635 | D | S |