The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Hendrickson David S since 2006.
This trader's CIK number is 1244094.
At the time of last reporting, Hendrickson David S was the Former CTO of Aehr Test Systems. (stock ticker symbol AEHR).
Also see all insider trading activities at Aehr Test Systems.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2023 | AEHR | 0 | $0 | 28,000 | $1,440,684 | 20,000 | $32,700 |
| 2022 | AEHR | 0 | $0 | 0 | $0 | 34,250 | $74,100 |
| 2021 | AEHR | 0 | $0 | 81,250 | $1,419,562 | 81,250 | $204,937 |
| 2018 | AEHR | 0 | $0 | 75,000 | $189,770 | 75,000 | $95,999 |
| 2017 | AEHR | 0 | $0 | 105,000 | $354,209 | 75,000 | $94,582 |
| 2016 | AEHR | 0 | $0 | 20,000 | $55,899 | 0 | $0 |
| 2015 | AEHR | 0 | $0 | 30,000 | $77,352 | 30,000 | $58,500 |
| 2014 | AEHR | 0 | $0 | 0 | $0 | 40,000 | $45,000 |
| 2013 | AEHR | 20,000 | $20,000 | 0 | $0 | 0 | $0 |
| 2008 | AEHR | 0 | $0 | 10,000 | $88,000 | 10,000 | $34,700 |
| 2006 | AEHR | 0 | $0 | 3,710 | $18,960 | 0 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2023-07-17 | AEHR | Sale | 28,000 | 51.45 | 1,440,684 |
| 2023-02-27 | AEHR | Option Ex | 20,000 | 1.64 | 32,700 |
| 2022-11-21 | AEHR | Option Ex | 23,000 | 2.40 | 55,200 |
| 2022-09-08 | AEHR | Option Ex | 11,250 | 1.68 | 18,900 |
| 2021-11-04 | AEHR | Sale | 25,000 | 25.08 | 627,000 |
| 2021-11-04 | AEHR | Option Ex | 25,000 | 2.10 | 52,500 |
| 2021-09-28 | AEHR | Sale | 56,250 | 14.09 | 792,562 |
| 2021-08-13 | AEHR | Option Ex | 56,250 | 2.71 | 152,437 |
| 2018-07-19 | AEHR | Option Ex | 4,550 | 1.28 | 5,824 |
| 2018-07-19 | AEHR | Sale | 4,550 | 2.74 | 12,467 |
| 2018-07-17 | AEHR | Option Ex | 5,100 | 1.28 | 6,528 |
| 2018-07-17 | AEHR | Sale | 5,100 | 2.71 | 13,795 |
| 2018-07-10 | AEHR | Sale | 350 | 2.74 | 959 |
| 2018-07-10 | AEHR | Option Ex | 350 | 1.28 | 448 |
| 2018-07-03 | AEHR | Option Ex | 5,000 | 1.28 | 6,400 |
| 2018-07-03 | AEHR | Sale | 5,000 | 2.55 | 12,750 |
| 2018-06-05 | AEHR | Option Ex | 5,000 | 1.28 | 6,400 |
| 2018-06-05 | AEHR | Sale | 5,000 | 2.65 | 13,250 |
| 2018-05-22 | AEHR | Option Ex | 5,000 | 1.28 | 6,400 |
| 2018-05-22 | AEHR | Sale | 5,000 | 2.37 | 11,850 |
| 2018-05-08 | AEHR | Option Ex | 5,000 | 1.28 | 6,400 |
| 2018-05-08 | AEHR | Sale | 5,000 | 2.39 | 11,950 |
| 2018-04-24 | AEHR | Sale | 5,000 | 2.34 | 11,700 |
| 2018-04-24 | AEHR | Option Ex | 5,000 | 1.28 | 6,400 |
| 2018-04-13 | AEHR | Option Ex | 4,112 | 1.28 | 5,263 |
| 2018-04-13 | AEHR | Sale | 4,112 | 2.42 | 9,951 |
| 2018-04-10 | AEHR | Option Ex | 5,000 | 1.28 | 6,400 |
| 2018-04-10 | AEHR | Sale | 5,000 | 2.29 | 11,450 |
| 2018-03-27 | AEHR | Sale | 888 | 2.42 | 2,148 |
| 2018-03-27 | AEHR | Option Ex | 888 | 1.28 | 1,136 |
| 2018-03-13 | AEHR | Option Ex | 5,000 | 1.28 | 6,400 |
| 2018-03-13 | AEHR | Sale | 5,000 | 2.45 | 12,250 |
| 2018-03-06 | AEHR | Option Ex | 5,000 | 1.28 | 6,400 |
| 2018-03-06 | AEHR | Sale | 5,000 | 2.36 | 11,800 |
| 2018-02-13 | AEHR | Option Ex | 5,000 | 1.28 | 6,400 |
| 2018-02-13 | AEHR | Sale | 5,000 | 2.38 | 11,900 |
| 2018-01-30 | AEHR | Sale | 5,000 | 2.66 | 13,300 |
| 2018-01-30 | AEHR | Option Ex | 5,000 | 1.28 | 6,400 |
| 2018-01-16 | AEHR | Sale | 5,000 | 2.94 | 14,700 |
| 2018-01-16 | AEHR | Option Ex | 5,000 | 1.28 | 6,400 |
| 2018-01-02 | AEHR | Sale | 5,000 | 2.71 | 13,550 |
| 2018-01-02 | AEHR | Option Ex | 5,000 | 1.28 | 6,400 |
| 2017-12-12 | AEHR | Option Ex | 5,000 | 1.27 | 6,354 |
| 2017-12-12 | AEHR | Sale | 5,000 | 2.58 | 12,900 |
| 2017-11-28 | AEHR | Option Ex | 5,000 | 1.27 | 6,354 |
| 2017-11-28 | AEHR | Sale | 5,000 | 2.79 | 13,950 |
| 2017-11-14 | AEHR | Option Ex | 5,000 | 1.27 | 6,354 |
| 2017-11-14 | AEHR | Sale | 5,000 | 3.10 | 15,500 |
| 2017-10-31 | AEHR | Option Ex | 5,000 | 1.27 | 6,354 |
| 2017-10-31 | AEHR | Sale | 5,000 | 3.44 | 17,200 |
| 2017-10-17 | AEHR | Option Ex | 5,000 | 1.27 | 6,354 |
| 2017-10-17 | AEHR | Sale | 5,000 | 3.53 | 17,650 |
| 2017-10-03 | AEHR | Option Ex | 5,000 | 1.27 | 6,354 |
| 2017-10-03 | AEHR | Sale | 5,000 | 3.90 | 19,500 |
| 2017-09-19 | AEHR | Sale | 5,000 | 3.52 | 17,600 |
| 2017-09-19 | AEHR | Option Ex | 5,000 | 1.27 | 6,354 |
| 2017-09-12 | AEHR | Option Ex | 5,000 | 1.27 | 6,354 |
| 2017-09-12 | AEHR | Sale | 5,000 | 3.36 | 16,800 |
| 2017-08-22 | AEHR | Option Ex | 5,000 | 1.25 | 6,250 |
| 2017-08-22 | AEHR | Sale | 5,000 | 3.18 | 15,900 |
| 2017-08-08 | AEHR | Sale | 5,000 | 3.67 | 18,350 |
| 2017-08-08 | AEHR | Option Ex | 5,000 | 1.25 | 6,250 |
| 2017-07-25 | AEHR | Option Ex | 5,000 | 1.25 | 6,250 |
| 2017-07-25 | AEHR | Sale | 5,000 | 4.05 | 20,230 |
| 2017-02-21 | AEHR | Sale | 5,000 | 4.14 | 20,680 |
| 2017-02-21 | AEHR | Option Ex | 5,000 | 1.25 | 6,250 |
| 2017-02-14 | AEHR | Sale | 30,000 | 3.77 | 112,950 |
| 2017-02-07 | AEHR | Sale | 5,000 | 2.15 | 10,774 |
| 2017-02-07 | AEHR | Option Ex | 5,000 | 1.25 | 6,250 |
| 2017-01-24 | AEHR | Sale | 5,000 | 2.48 | 12,425 |
| 2017-01-24 | AEHR | Option Ex | 5,000 | 1.25 | 6,250 |
| 2017-01-10 | AEHR | Option Ex | 5,000 | 1.25 | 6,250 |
| 2017-01-10 | AEHR | Sale | 5,000 | 2.36 | 11,800 |
| 2016-10-14 | AEHR | Sale | 5,000 | 2.78 | 13,899 |
| 2016-10-17 | AEHR | Sale | 15,000 | 2.80 | 42,000 |
| 2015-05-07 | AEHR | Sale | 3,000 | 2.57 | 7,709 |
| 2015-05-07 | AEHR | Option Ex | 3,000 | 1.95 | 5,850 |
| 2015-05-06 | AEHR | Option Ex | 400 | 1.95 | 780 |
| 2015-05-05 | AEHR | Sale | 6,600 | 2.58 | 17,054 |
| 2015-05-06 | AEHR | Sale | 400 | 2.55 | 1,019 |
| 2015-05-05 | AEHR | Option Ex | 6,600 | 1.95 | 12,870 |
| 2015-05-04 | AEHR | Option Ex | 15,000 | 1.95 | 29,250 |
| 2015-05-01 | AEHR | Option Ex | 5,000 | 1.95 | 9,750 |
| 2015-05-01 | AEHR | Sale | 5,000 | 2.56 | 12,825 |
| 2015-05-04 | AEHR | Sale | 15,000 | 2.58 | 38,745 |
| 2014-11-24 | AEHR | Option Ex | 10,000 | 1.95 | 19,500 |
| 2014-05-30 | AEHR | Option Ex | 30,000 | .85 | 25,500 |
| 2013-03-15 | AEHR | Buy | 20,000 | 1.00 | 20,000 |
| 2008-04-03 | AEHR | Option Ex | 10,000 | 3.47 | 34,700 |
| 2008-04-03 | AEHR | Sale | 10,000 | 8.80 | 88,000 |
| 2006-04-10 | AEHR | Sale | 566 | 5.10 | 2,886 |
| 2006-03-28 | AEHR | Sale | 1,000 | 5.05 | 5,050 |
| 2006-03-29 | AEHR | Sale | 2,144 | 5.14 | 11,024 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Hendrickson David S (Former CTO of Aehr Test Systems at the time of this reporting) see the Securities and Exchange Commission (SEC) website.