Aehr Test Systems Chief Technology Officer Donald P. Richmond II filed a Form 4 on October 27, 2026, disclosing that 145 shares of common stock were withheld on that date to satisfy tax obligations upon the vesting of restricted stock units.

Key Highlights

  • Reporting person: Donald P. Richmond II, Chief Technology Officer of Aehr Test Systems (NASDAQ:AEHR)
  • Transaction date: October 27, 2026
  • Shares withheld: 145 shares of common stock disposed of (Code F) at $63.95 per share
  • Purpose of disposal: According to the filing, the shares were "withheld to satisfy tax withholding obligations upon vesting of restricted stock units" and "does not represent a sale by the Reporting Person"
  • Beneficial ownership following transaction: 186,583 shares, held directly, which the filing notes includes shares subject to unvested restricted stock units
  • Filing form: Signed by Chris Siu as Attorney-in-Fact on October 27, 2026

Aehr Test Systems CTO Richmond Reports RSU Tax Withholding Transaction

According to the Form 4 filed with the U.S. Securities and Exchange Commission, Donald P. Richmond II, identified as Chief Technology Officer of Aehr Test Systems, reported a single transaction in Table I involving common stock. The transaction code recorded is "F," which under SEC instructions corresponds to payment of an exercise price or tax liability by delivering or withholding securities. The filing states that 145 shares were disposed of at a price of $63.95 per share on October 27, 2026.

The filing's first explanatory footnote clarifies that the 145 shares "were withheld to satisfy tax withholding obligations upon vesting of restricted stock units" and explicitly states that "this does not represent a sale by the Reporting Person." Following the reported transaction, Richmond's direct beneficial ownership stands at 186,583 shares. A second footnote discloses that this total "includes shares subject to unvested restricted stock units."

No derivative securities transactions were reported in Table II of the filing. The Form 4 was filed individually, not jointly, and was signed by Chris Siu as Attorney-in-Fact on October 27, 2026. No amendment date is indicated, meaning this is not a correction of a previously filed form.

What Was Disclosed

Aehr Test Systems CTO Donald P. Richmond II disclosed the withholding of 145 common shares at $63.95 on October 27, 2026, to cover taxes upon RSU vesting. His reported beneficial ownership following the transaction totals 186,583 shares, including unvested RSUs.