AEHR Test Systems COO's Stock Transaction

On October 27, 2025, Adil Engineer, the Chief Operating Officer of AEHR Test Systems, disposed of 142 shares of common stock at a price of $25.14 per share. This transaction was related to the withholding of shares to satisfy tax obligations upon the vesting of restricted stock units and does not represent a sale by the reporting person. Following this transaction, Engineer holds 46,784 shares of common stock, which includes shares subject to unvested restricted stock units. The filing was made under Form 4 and was signed by Chris Siu, Attorney-in-Fact.