SEC Form 4 · accession 0001040470-26-000195
AEHR TEST SYSTEMS · AEHR
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Chris Siu
Officer — CFO
Period of report
Jul 1, 2026
Accepted (ET)
Jul 2, 2026 · 7:37 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001040470
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Jul 1, 2026 | A | 6,165 | $0.00 | A | 76,085 | D | |
| Common StockF2 | Jul 1, 2026 | A | 6,079 | $0.00 | A | 82,164 | D | |
| Common StockF3 | Jul 1, 2026 | F | 2,213 | $84.425 | D | 79,951 | D | |
| Common StockF3,F4 | Jul 2, 2026 | F | 1,139 | $69.96 | D | 78,812 | D | |
| Common Stock | holding | — | — | — | 5,706 | I | By Trust |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1Represents shares of common stock issued upon vesting of performance-based RSU.
- F2One-sixteenth (1/16) of the total number of shares subject to the restricted stock unit awards shall vest at the end of each three full calendar months following the date of this action, provided that such recipient is still employed by the corporation on such dates.
- F3Represents shares that were withheld to satisfy tax withholding obligations upon vesting of restricted stock units. This does not represent a sale by the Reporting Person.
- F4The amount reported includes shares subject to unvested restricted stock units.