| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
CTO | VP of Engineering | VP of Engineering
1 company
Donald P. Richmond II is CTO at AEHR. Donald P. Richmond II's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $12.1M at current prices.
Historically, Donald P. Richmond II's trades have earned a strong insider score of 71/100 across 11 rated trades. Over a 12-month horizon, 66.7% of those trades were profitable, with an average 12-month return of +24.3%.
The AEHR filings lean toward selling, a net 160,514 shares.
Donald P. Richmond II has 87 Form 4 filings on record from April 2018 to October 2026, all as CTO at Aehr Test Systems (AEHR), 2018–2026.
The 120 reported transactions were 69 tax withholdings, 18 other transactions, 12 stock awards and 12 open-market sales, plus smaller numbers of other types.
Counted by filing, the open-market trades come to no purchases and 10 sales worth about $6.2M.
The largest open-market sale was 30,092 shares of AEHR at an average $48.76 on August 10, 2023, about $1.5M. Twelve months later AEHR was down 73%.
None of the 5 sales since April 2023 was marked as made under a Rule 10b5-1 trading plan.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Apr 14, 2026 | AEHR Aehr Test Systems, Inc. | CTO | Sell | 17,011 | $73.18 | $1,244,803.74 | -8.6% | -8.6% | - | |
| Apr 9, 2026 | AEHR Aehr Test Systems, Inc. | CTO | Sell | 15,751 | $68.68 | $1,081,855.86 | -7.3% | -1.4% | - | |
| Jan 18, 2024 | AEHR Aehr Test Systems | CTO | Sell | 1,021 | $17.39 | $17,759.27 | -0.6% | -34.9% | -27.2% | |
| Jan 16, 2024 | AEHR Aehr Test Systems | CTO | Sell | 180 | $17.24 | $3,103.38 | -0.1% | -33.2% | -25.2% | |
| Aug 10, 2023 | AEHR Aehr Test Systems | VP of Engineering | Sell | 30,092 | $48.76 | $1,467,192.00 | -17.8% | -51.3% | -72.7% | |
| Feb 6, 2023 | AEHR Aehr Test Systems | VP of Engineering | Sell | 30,043 | $35.66 | $1,071,333.38 | -15.6% | -25.6% | -58.0% | |
| Oct 28, 2022 | AEHR Aehr Test Systems | VP of Engineering | Sell | 21,910 | $21.00 | $460,110.00 | -10.2% | +67.0% | +36.3% | |
| Oct 26, 2021 | AEHR Aehr Test Systems | VP of Engineering | Sell | 26,041 | $20.70 | $538,994.01 | -22.0% | -41.0% | +8.1% | |
| Oct 8, 2021 | AEHR Aehr Test Systems | VP of Engineering | Sell | 13,915 | $18.87 | $262,623.36 | -10.5% | +5.3% | -11.6% | |
| Oct 6, 2021 | AEHR Aehr Test Systems | VP of Engineering | Sell | 4,550 | $14.25 | $64,842.50 | -3.3% | +62.1% | +1.9% |