Alistair N Sporck Insider Trading Activity
Alistair N Sporck has been net-selling over the last 12 months with 0 purchases and 6 sales across 1 company.
AEHR is the most-traded position with 6 trades. The largest single transaction was a sale of AEHR for $187K on Apr 22, 2026.
Performance Scorecard
Forward stock performance after each transaction by Alistair N Sporck. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | — | -33.4% | 0% | 6 |
| 90 days | — | -110.8% | 0% | 6 |
| 120 days | — | -151.5% | 0% | 4 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersAEHR · AEHR TEST SYSTEMS
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
Aug 10, 2026 | AEHR | Sell | 1,000 | $108.49 | $108K | −4.2% | CTO | |
Apr 22, 2026 | AEHR | Sell | 2,000 | $93.50 | $187K | −27.9% | CTO | |
Apr 16, 2026 | AEHR | Sell | 2,000 | $81.88 | $164K | −8.8% | CTO | |
Apr 10, 2026 | AEHR | Sell | 2,000 | $67.36 | $135K | −8.0% | CTO | |
Feb 9, 2026 | AEHR | Sell | 2,700 | $27.57 | $74K | −9.6% | CTO | |
Feb 9, 2026 | AEHR | Sell | 300 | $27.59 | $8K | −1.2% | CTO | |
Jul 15, 2025 Filed 3d late | AEHR | Sell | 3,000 | $14.13 | $42K | −8.9% | CTO |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| AEHR | AEHR TEST SYSTEMS | 7 | $719K |
Other insiders at AEHR TEST SYSTEMS
8 other tracked filers at AEHR.