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| Latest Insider Trading | Top Insider Trading Recent Week | Top 10% Owner Trading Recent Week | Filter
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| Ticker | Owner | Relationship | Date | Transaction | Cost  |
#Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| DIOD | White Richard Dallas | Corporate Secretary | May 30 '23 | Sale | 96.37 | 2,000 | 192,740 | 45,375 | May 31 05:22 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Feb 15 '22 | Sale | 89.39 | 5,000 | 446,950 | 47,375 | Feb 16 06:34 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Mar 02 '21 | Sale | 78.20 | 26,668 | 2,085,451 | 0 | Mar 03 01:00 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Feb 23 '21 | Sale | 79.80 | 4,966 | 396,287 | 52,375 | Feb 24 11:00 AM |
| DIOD | White Richard Dallas | Corporate Secretary | Feb 17 '21 | Sale | 77.01 | 5,000 | 385,050 | 57,341 | Feb 18 12:47 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Oct 01 '20 | Option Exercise | 19.27 | 3,500 | 67,445 | 65,841 | Oct 01 06:45 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Oct 01 '20 | Sale | 57.00 | 3,500 | 199,500 | 62,341 | Oct 01 06:45 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Sep 28 '20 | Option Exercise | 19.27 | 10,000 | 192,700 | 72,341 | Sep 30 06:36 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Sep 30 '20 | Option Exercise | 19.27 | 5,000 | 96,350 | 67,341 | Sep 30 06:36 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Sep 29 '20 | Option Exercise | 19.27 | 10,000 | 192,700 | 72,341 | Sep 30 06:36 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Sep 29 '20 | Sale | 54.50 | 10,000 | 545,000 | 62,341 | Sep 30 06:36 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Sep 30 '20 | Sale | 56.00 | 5,000 | 280,000 | 62,341 | Sep 30 06:36 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Sep 28 '20 | Sale | 52.50 | 10,000 | 525,000 | 62,341 | Sep 30 06:36 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Sep 23 '20 | Option Exercise | 19.27 | 5,000 | 96,350 | 67,341 | Sep 24 06:23 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Sep 23 '20 | Sale | 51.00 | 5,000 | 255,000 | 62,341 | Sep 24 06:23 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Sep 16 '20 | Option Exercise | 19.27 | 5,000 | 96,350 | 67,341 | Sep 18 03:53 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Sep 16 '20 | Sale | 50.00 | 5,000 | 250,000 | 62,341 | Sep 18 03:53 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Aug 31 '20 | Sale | 49.12 | 1,000 | 49,116 | 62,341 | Sep 01 02:03 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Jun 05 '20 | Option Exercise | 27.92 | 5,000 | 139,600 | 68,341 | Jun 09 04:17 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Jun 05 '20 | Sale | 54.00 | 5,000 | 270,000 | 63,341 | Jun 09 04:17 PM |
| DIOD | White Richard Dallas | Corporate Secretary | May 27 '20 | Sale | 50.50 | 6,500 | 328,250 | 63,341 | May 28 08:23 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Apr 29 '20 | Option Exercise | 27.92 | 10,000 | 279,200 | 79,841 | Apr 30 05:01 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Apr 28 '20 | Option Exercise | 27.92 | 10,000 | 279,200 | 79,841 | Apr 30 05:01 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Apr 28 '20 | Sale | 50.50 | 10,000 | 505,000 | 69,841 | Apr 30 05:01 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Apr 29 '20 | Sale | 52.50 | 10,000 | 525,000 | 69,841 | Apr 30 05:01 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Feb 24 '20 | Sale | 44.76 | 4,965 | 222,233 | 69,841 | Feb 25 04:04 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Feb 20 '20 | Sale | 48.44 | 33,102 | 1,603,461 | 20,000 | Feb 21 06:24 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Feb 18 '20 | Sale | 48.14 | 5,000 | 240,700 | 74,806 | Feb 19 05:58 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Dec 12 '19 | Option Exercise | 27.96 | 23,500 | 657,135 | 103,306 | Dec 13 06:25 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Dec 11 '19 | Option Exercise | 24.99 | 49,000 | 1,224,720 | 128,806 | Dec 13 06:25 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Dec 11 '19 | Sale | 48.19 | 49,000 | 2,361,141 | 79,806 | Dec 13 06:25 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Dec 12 '19 | Sale | 49.34 | 23,500 | 1,159,575 | 79,806 | Dec 13 06:25 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Nov 25 '19 | Option Exercise | 19.28 | 4,741 | 91,406 | 84,547 | Nov 26 06:01 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Nov 26 '19 | Option Exercise | 19.28 | 25,259 | 486,994 | 105,065 | Nov 26 06:01 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Nov 26 '19 | Sale | 46.28 | 25,259 | 1,168,944 | 79,806 | Nov 26 06:01 PM |
| DIOD | White Richard Dallas | Corporate Secretary | Nov 25 '19 | Sale | 46.56 | 4,741 | 220,759 | 79,806 | Nov 26 06:01 PM |
| DIOD | White Richard Dallas | Corporate Secretary | May 29 '19 | Sale | 31.73 | 13,000 | 412,480 | 79,806 | May 30 05:44 PM |
| DIOD | White Richard Dallas | CFO & Secretary | Feb 22 '19 | Sale | 40.89 | 4,965 | 203,019 | 92,806 | Feb 25 06:31 PM |
| DIOD | White Richard Dallas | CFO & Secretary | Feb 14 '19 | Option Exercise | 15.05 | 15,000 | 225,750 | 113,920 | Feb 19 04:59 PM |
| DIOD | White Richard Dallas | CFO & Secretary | Feb 15 '19 | Option Exercise | 15.05 | 15,000 | 225,750 | 102,771 | Feb 19 04:59 PM |
| DIOD | White Richard Dallas | CFO & Secretary | Feb 15 '19 | Sale | 42.06 | 18,041 | 758,792 | 87,771 | Feb 19 04:59 PM |
| DIOD | White Richard Dallas | CFO & Secretary | Feb 14 '19 | Sale | 40.00 | 13,108 | 524,320 | 100,812 | Feb 19 04:59 PM |
| DIOD | White Richard Dallas | CFO & Secretary | Aug 30 '18 | Option Exercise | 15.05 | 15,000 | 225,750 | 111,920 | Aug 31 11:32 AM |
| DIOD | White Richard Dallas | CFO & Secretary | Aug 30 '18 | Sale | 37.88 | 13,000 | 492,407 | 98,920 | Aug 31 11:32 AM |
| DIOD | White Richard Dallas | CFO & Secretary | May 30 '18 | Sale | 34.20 | 15,750 | 538,636 | 96,920 | May 31 06:35 PM |
| DIOD | White Richard Dallas | CFO & Secretary | Oct 02 '17 | Option Exercise | 27.95 | 15,000 | 419,250 | 108,621 | Oct 04 04:19 PM |
| DIOD | White Richard Dallas | CFO & Secretary | Oct 02 '17 | Sale | 30.01 | 14,752 | 442,708 | 93,869 | Oct 04 04:19 PM |
| DIOD | White Richard Dallas | CFO & Secretary | Jul 05 '17 | Sale | 23.81 | 2,750 | 65,467 | 93,621 | Jul 06 05:33 PM |
| DIOD | White Richard Dallas | CFO & Secretary | May 30 '17 | Sale | 25.89 | 15,750 | 407,791 | 96,371 | May 31 05:26 PM |
| DIOD | White Richard Dallas | CFO & Secretary | May 25 '17 | Option Exercise | 24.66 | 5,000 | 123,300 | 117,061 | May 25 06:55 PM |
| DIOD | White Richard Dallas | CFO & Secretary | May 25 '17 | Sale | 25.91 | 4,940 | 128,004 | 112,121 | May 25 06:55 PM |
| DIOD | White Richard Dallas | CFO & Secretary | May 10 '17 | Option Exercise | 24.66 | 10,000 | 246,600 | 121,916 | May 12 06:16 PM |
| DIOD | White Richard Dallas | CFO & Secretary | May 10 '17 | Sale | 26.25 | 9,855 | 258,667 | 112,061 | May 12 06:16 PM |
| DIOD | White Richard Dallas | CFO & Secretary | Jul 05 '16 | Sale | 16.92 | 2,750 | 46,530 | 92,055 | Jul 07 04:50 PM |
| DIOD | White Richard Dallas | CFO & Secretary | May 27 '16 | Sale | 17.95 | 12,000 | 215,400 | 94,805 | May 31 05:48 PM |
| DIOD | White Richard Dallas | CFO & Secretary | Jul 02 '15 | Sale | 23.02 | 2,750 | 63,305 | 80,805 | Jul 06 07:04 PM |
| DIOD | White Richard Dallas | CFO & Secretary | May 27 '15 | Sale | 25.22 | 7,500 | 189,150 | 83,555 | May 28 08:48 PM |
| DIOD | White Richard Dallas | CFO & Secretary | Mar 20 '15 | Option Exercise | 27.76 | 15,000 | 416,400 | 79,784 | Mar 24 07:08 PM |
| DIOD | White Richard Dallas | CFO & Secretary | Mar 20 '15 | Sale | 30.00 | 14,729 | 441,870 | 65,055 | Mar 24 07:08 PM |
| DIOD | White Richard Dallas | CFO, Secretary & Treasurer | Jul 02 '14 | Sale | 28.83 | 769 | 22,167 | 64,784 | Jul 07 06:53 PM |
| DIOD | White Richard Dallas | CFO, Secretary & Treasurer | May 28 '14 | Sale | 27.52 | 1,858 | 51,137 | 65,553 | May 29 07:17 PM |
| DIOD | White Richard Dallas | CFO, Secretary & Treasurer | May 28 '13 | Sale | 23.40 | 541 | 12,660 | 47,374 | May 30 06:21 PM |
| DIOD | White Richard Dallas | CFO, Secretary & Treasurer | May 29 '13 | Sale | 23.41 | 1,963 | 45,949 | 45,411 | May 30 06:21 PM |
| DIOD | White Richard Dallas | CFO, Secretary & Treasurer | May 29 '12 | Sale | 20.19 | 524 | 10,582 | 49,346 | May 31 07:15 PM |
| DIOD | White Richard Dallas | CFO, Secretary & Treasurer | May 30 '12 | Sale | 19.46 | 1,431 | 27,843 | 47,915 | May 31 07:15 PM |
| DIOD | White Richard Dallas | CFO, Secretary & Treasurer | Jun 02 '11 | Sale | 28.60 | 1,132 | 32,370 | 38,870 | Jun 06 04:00 PM |
| DIOD | White Richard Dallas | CFO, Secretary & Treasurer | May 25 '11 | Sale | 28.59 | 511 | 14,612 | 40,002 | May 27 07:35 PM |
| DIOD | White Richard Dallas | Sr.VP of Finance | Nov 17 '08 | Buy | 4.90 | 3,000 | 14,700 | 14,713 | Nov 19 07:27 PM |
| DIOD | White Richard Dallas | Sr.VP of Finance | Nov 18 '08 | Buy | 4.75 | 1,000 | 4,750 | 15,713 | Nov 19 07:27 PM |
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