Form4insider filings, from the source

Insider · CIK 0001736207

Donald P. Richmond II

Files at: AEHR. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jul 27, 2026 FForm 4 →Jul 27, 8:11 pm EDTAEHR TEST SYSTEMSAEHR102$77.48$7,903186,567—
Jul 14, 2026 FForm 4 →Jul 14, 9:19 pm EDTAEHR TEST SYSTEMSAEHR328$72.01$23,619186,669—
Jul 13, 2026 FForm 4 →Jul 13, 5:42 pm EDTAEHR TEST SYSTEMSAEHR423$72.60$30,710186,997—
Jul 1, 2026 AFForm 4 →Jul 2, 7:01 pm EDTAEHR TEST SYSTEMSAEHR11,058$82.64$208,590187,420—
Oct 1, 2018 JForm 4 →Oct 2, 8:10 pm EDTAEHR TEST SYSTEMSAEHR3,000$1.90$5,68761,506— plan?
Apr 2, 2018 JForm 4 →Apr 4, 6:30 pm EDTAEHR TEST SYSTEMSAEHR3,000$0.986$2,95858,506— plan?

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 17, 2018 AForm 4 →Aug 20, 8:54 pm EDTAEHR TEST SYSTEMSAEHR34,000——34,000—