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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 |
|---|---|---|---|---|---|---|---|---|---|
| POWI | Bell Derek | VP of Engineering | May 16 '13 | Option Exercise | 21.14 | 2,000 | 42,280 | 28,752 | May 17 02:25 PM |
| POWI | Bell Derek | VP of Engineering | May 16 '13 | Sale | 44.90 | 2,000 | 89,800 | 26,752 | May 17 02:25 PM |
| POWI | Bell Derek | VP of Engineering | May 09 '13 | Sale | 42.53 | 573 | 24,372 | 26,752 | May 10 12:01 PM |
| POWI | Bell Derek | VP of Engineering | May 06 '13 | Sale | 42.29 | 577 | 24,399 | 27,897 | May 08 06:50 PM |
| POWI | Bell Derek | VP of Engineering | May 07 '13 | Sale | 42.29 | 572 | 24,192 | 27,325 | May 08 06:50 PM |
| POWI | Bell Derek | VP of Engineering | May 03 '13 | Option Exercise | 21.14 | 1,716 | 36,276 | 30,190 | May 07 07:19 PM |
| POWI | Bell Derek | VP of Engineering | May 03 '13 | Sale | 43.90 | 1,716 | 75,332 | 28,474 | May 07 07:19 PM |
| POWI | Bell Derek | VP of Engineering | Mar 25 '13 | Option Exercise | 21.14 | 284 | 6,004 | 28,758 | Mar 27 05:01 PM |
| POWI | Bell Derek | VP of Engineering | Mar 25 '13 | Sale | 43.90 | 284 | 12,468 | 28,474 | Mar 27 05:01 PM |
| POWI | Bell Derek | VP of Engineering | Feb 11 '13 | Sale | 42.71 | 128 | 5,467 | 28,474 | Feb 13 05:52 PM |
| POWI | Bell Derek | VP of Engineering | Feb 07 '13 | Option Exercise | 21.14 | 5,550 | 117,327 | 35,409 | Feb 08 04:15 PM |
| POWI | Bell Derek | VP of Engineering | Feb 07 '13 | Sale | 45.02 | 5,550 | 249,850 | 29,859 | Feb 08 04:15 PM |
| POWI | Bell Derek | VP of Engineering | Feb 08 '13 | Sale | 44.07 | 1,257 | 55,402 | 28,602 | Feb 08 04:15 PM |
| POWI | Bell Derek | VP of Engineering | Aug 06 '12 | Option Exercise | 26.75 | 8,000 | 214,000 | 33,982 | Aug 08 05:06 PM |
| POWI | Bell Derek | VP of Engineering | Aug 06 '12 | Sale | 36.90 | 8,000 | 295,200 | 25,982 | Aug 08 05:06 PM |
| POWI | Bell Derek | VP of Engineering | Jul 05 '12 | Option Exercise | 26.36 | 8,000 | 210,844 | 31,615 | Jul 09 05:24 PM |
| POWI | Bell Derek | VP of Engineering | Jul 05 '12 | Sale | 38.79 | 8,000 | 310,331 | 25,719 | Jul 09 05:24 PM |
| POWI | Bell Derek | VP of Engineering | Jun 28 '12 | Option Exercise | 25.25 | 1,000 | 25,250 | 26,719 | Jun 29 05:55 PM |
| POWI | Bell Derek | VP of Engineering | Jun 28 '12 | Sale | 36.94 | 1,000 | 36,940 | 25,719 | Jun 29 05:55 PM |
| POWI | Bell Derek | VP of Engineering | Jun 21 '12 | Option Exercise | 25.25 | 3,000 | 75,750 | 28,719 | Jun 22 05:50 PM |
| POWI | Bell Derek | VP of Engineering | Jun 21 '12 | Sale | 40.18 | 3,000 | 120,553 | 25,719 | Jun 22 05:50 PM |
| POWI | Bell Derek | VP of Engineering | Jun 19 '12 | Option Exercise | 25.25 | 3,000 | 75,750 | 28,719 | Jun 21 11:37 AM |
| POWI | Bell Derek | VP of Engineering | Jun 19 '12 | Sale | 40.90 | 3,000 | 122,700 | 25,719 | Jun 21 11:37 AM |
| POWI | Bell Derek | VP of Engineering | Jun 14 '12 | Option Exercise | 25.25 | 1,000 | 25,250 | 26,719 | Jun 15 05:42 PM |
| POWI | Bell Derek | VP of Engineering | Jun 14 '12 | Sale | 38.24 | 1,000 | 38,236 | 25,719 | Jun 15 05:42 PM |
| POWI | Bell Derek | VP of Engineering | Jun 07 '12 | Option Exercise | 25.25 | 6,000 | 151,500 | 31,719 | Jun 07 07:06 PM |
| POWI | Bell Derek | VP of Engineering | Jun 07 '12 | Sale | 41.00 | 6,000 | 245,985 | 25,719 | Jun 07 07:06 PM |
| POWI | Bell Derek | VP of Engineering | May 31 '12 | Option Exercise | 25.25 | 6,000 | 151,500 | 31,719 | Jun 01 04:09 PM |
| POWI | Bell Derek | VP of Engineering | May 31 '12 | Sale | 40.52 | 6,000 | 243,126 | 25,719 | Jun 01 04:09 PM |
| POWI | Bell Derek | VP of Engineering | May 29 '12 | Option Exercise | 25.25 | 5,000 | 126,250 | 30,719 | May 30 04:34 PM |
| POWI | Bell Derek | VP of Engineering | May 29 '12 | Sale | 41.43 | 5,000 | 207,168 | 25,719 | May 30 04:34 PM |
| POWI | Bell Derek | VP of Engineering | May 24 '12 | Option Exercise | 25.25 | 1,000 | 25,250 | 26,719 | May 29 12:39 PM |
| POWI | Bell Derek | VP of Engineering | May 24 '12 | Sale | 41.86 | 1,000 | 41,862 | 25,719 | May 29 12:39 PM |
| POWI | Bell Derek | VP of Engineering | May 21 '12 | Option Exercise | 22.48 | 15,000 | 337,223 | 35,823 | May 23 01:02 PM |
| POWI | Bell Derek | VP of Engineering | May 21 '12 | Sale | 41.50 | 15,000 | 622,453 | 25,719 | May 23 01:02 PM |
| POWI | Bell Derek | VP of Engineering | May 14 '12 | Option Exercise | 21.14 | 16,000 | 338,240 | 41,719 | May 15 04:14 PM |
| POWI | Bell Derek | VP of Engineering | May 14 '12 | Sale | 41.82 | 16,000 | 669,064 | 25,719 | May 15 04:14 PM |
| POWI | Bell Derek | VP of Engineering | May 08 '12 | Sale | 41.64 | 565 | 23,527 | 25,719 | May 10 06:32 PM |
| POWI | Bell Derek | VP of Engineering | May 07 '12 | Option Exercise | 17.32 | 16,000 | 277,106 | 35,722 | May 09 03:22 PM |
| POWI | Bell Derek | VP of Engineering | May 07 '12 | Sale | 41.67 | 16,000 | 666,659 | 20,284 | May 09 03:22 PM |
| POWI | Bell Derek | VP of Engineering | May 04 '12 | Option Exercise | 17.18 | 15,000 | 257,700 | 35,284 | May 08 10:49 AM |
| POWI | Bell Derek | VP of Engineering | May 04 '12 | Sale | 38.90 | 15,000 | 583,500 | 20,284 | May 08 10:49 AM |
| POWI | Bell Derek | VP of Engineering | May 04 '12 | Sale | 42.57 | 485 | 20,646 | 20,284 | May 04 01:48 PM |
| POWI | Bell Derek | VP of Engineering | May 03 '12 | Option Exercise | 17.18 | 1,000 | 17,180 | 21,769 | May 04 01:27 PM |
| POWI | Bell Derek | VP of Engineering | May 03 '12 | Sale | 37.99 | 1,000 | 37,990 | 20,769 | May 04 01:27 PM |
| POWI | Bell Derek | VP of Engineering | Apr 26 '12 | Option Exercise | 17.18 | 1,000 | 17,180 | 21,769 | Apr 27 06:12 PM |
| POWI | Bell Derek | VP of Engineering | Apr 26 '12 | Sale | 37.19 | 1,000 | 37,190 | 20,769 | Apr 27 06:12 PM |
| POWI | Bell Derek | VP of Engineering | Apr 19 '12 | Option Exercise | 17.18 | 1,000 | 17,180 | 21,769 | Apr 20 05:11 PM |
| POWI | Bell Derek | VP of Engineering | Apr 19 '12 | Sale | 37.01 | 1,000 | 37,013 | 20,769 | Apr 20 05:11 PM |
| POWI | Bell Derek | VP of Engineering | Apr 12 '12 | Option Exercise | 17.18 | 2,000 | 34,360 | 22,769 | Apr 13 12:05 PM |
| POWI | Bell Derek | VP of Engineering | Apr 12 '12 | Sale | 36.91 | 2,000 | 73,815 | 20,769 | Apr 13 12:05 PM |
| POWI | Bell Derek | VP of Engineering | Mar 29 '12 | Option Exercise | 17.18 | 1,000 | 17,180 | 21,769 | Mar 29 07:01 PM |
| POWI | Bell Derek | VP of Engineering | Mar 29 '12 | Sale | 37.19 | 1,000 | 37,190 | 20,769 | Mar 29 07:01 PM |
| POWI | Bell Derek | VP of Engineering | Mar 22 '12 | Option Exercise | 17.18 | 1,000 | 17,180 | 21,769 | Mar 23 01:44 PM |
| POWI | Bell Derek | VP of Engineering | Mar 22 '12 | Sale | 36.95 | 1,000 | 36,950 | 20,769 | Mar 23 01:44 PM |
| POWI | Bell Derek | VP of Engineering | Mar 15 '12 | Option Exercise | 17.18 | 1,000 | 17,180 | 21,769 | Mar 19 06:14 PM |
| POWI | Bell Derek | VP of Engineering | Mar 15 '12 | Sale | 37.73 | 1,000 | 37,730 | 20,769 | Mar 19 06:14 PM |
| POWI | Bell Derek | VP of Engineering | Mar 08 '12 | Option Exercise | 17.18 | 1,000 | 17,180 | 21,769 | Mar 09 12:10 PM |
| POWI | Bell Derek | VP of Engineering | Mar 08 '12 | Sale | 37.15 | 1,000 | 37,150 | 20,769 | Mar 09 12:10 PM |
| POWI | Bell Derek | VP of Engineering | Mar 01 '12 | Option Exercise | 17.18 | 1,000 | 17,180 | 21,769 | Mar 02 04:20 PM |
| POWI | Bell Derek | VP of Engineering | Mar 01 '12 | Sale | 37.33 | 1,000 | 37,328 | 20,769 | Mar 02 04:20 PM |
| POWI | Bell Derek | VP of Engineering | May 04 '11 | Sale | 37.45 | 701 | 26,256 | 14,063 | May 06 06:26 PM |
| POWI | Bell Derek | VP of Engineering | May 02 '11 | Option Exercise | 17.18 | 1,000 | 17,180 | 15,764 | May 04 08:02 PM |
| POWI | Bell Derek | VP of Engineering | May 02 '11 | Sale | 40.01 | 1,000 | 40,010 | 14,764 | May 04 08:02 PM |
| POWI | Bell Derek | VP of Engineering | Apr 29 '11 | Option Exercise | 17.18 | 1,958 | 33,638 | 16,722 | May 02 01:04 PM |
| POWI | Bell Derek | VP of Engineering | Apr 29 '11 | Sale | 39.90 | 1,958 | 78,124 | 14,764 | May 02 01:04 PM |
| POWI | Bell Derek | VP of Engineering | Apr 28 '11 | Option Exercise | 17.18 | 598 | 10,274 | 15,362 | Apr 29 06:26 PM |
| POWI | Bell Derek | VP of Engineering | Apr 28 '11 | Sale | 39.90 | 598 | 23,860 | 14,764 | Apr 29 06:26 PM |
| POWI | Bell Derek | VP of Engineering | Apr 27 '11 | Option Exercise | 17.18 | 3 | 52 | 14,767 | Apr 28 05:34 PM |
| POWI | Bell Derek | VP of Engineering | Apr 27 '11 | Sale | 39.90 | 3 | 120 | 14,764 | Apr 28 05:34 PM |
| POWI | Bell Derek | VP of Engineering | Apr 26 '11 | Option Exercise | 18.55 | 4,441 | 82,382 | 18,202 | Apr 28 11:44 AM |
| POWI | Bell Derek | VP of Engineering | Apr 26 '11 | Sale | 39.90 | 4,441 | 177,196 | 14,764 | Apr 28 11:44 AM |
| POWI | Bell Derek | VP of Engineering | Mar 08 '11 | Option Exercise | 18.95 | 1,000 | 18,950 | 15,764 | Mar 09 12:43 PM |
| POWI | Bell Derek | VP of Engineering | Mar 08 '11 | Sale | 39.90 | 1,000 | 39,900 | 14,764 | Mar 09 12:43 PM |
| POWI | Bell Derek | VP of Engineering | Feb 28 '11 | Option Exercise | 18.95 | 1,000 | 18,950 | 15,764 | Mar 01 12:46 PM |
| POWI | Bell Derek | VP of Engineering | Feb 28 '11 | Sale | 40.62 | 1,000 | 40,620 | 14,764 | Mar 01 12:46 PM |
| POWI | Bell Derek | VP of Engineering | Feb 22 '11 | Option Exercise | 18.95 | 1,000 | 18,950 | 15,764 | Feb 23 05:54 PM |
| POWI | Bell Derek | VP of Engineering | Feb 22 '11 | Sale | 42.12 | 1,000 | 42,120 | 14,764 | Feb 23 05:54 PM |
| POWI | Bell Derek | VP of Engineering | Feb 14 '11 | Option Exercise | 18.95 | 1,000 | 18,950 | 15,764 | Feb 16 12:38 PM |
| POWI | Bell Derek | VP of Engineering | Feb 14 '11 | Sale | 41.96 | 1,000 | 41,960 | 14,764 | Feb 16 12:38 PM |
| POWI | Bell Derek | Vice President, Engineering | Feb 07 '11 | Option Exercise | 18.95 | 4,000 | 75,800 | 21,798 | Feb 09 06:35 PM |
| POWI | Bell Derek | Vice President, Engineering | Feb 07 '11 | Sale | 42.91 | 4,000 | 171,640 | 17,798 | Feb 09 06:35 PM |
| POWI | Bell Derek | Vice President, Engineering | Feb 04 '11 | Option Exercise | 18.95 | 6,000 | 113,700 | 21,798 | Feb 07 05:45 PM |
| POWI | Bell Derek | Vice President, Engineering | Feb 04 '11 | Sale | 42.05 | 6,000 | 252,280 | 17,798 | Feb 07 05:45 PM |
| POWI | Bell Derek | VP of Engineering | Jan 18 '11 | Option Exercise | 18.95 | 1,000 | 18,950 | 11,977 | Jan 20 12:04 PM |
| POWI | Bell Derek | VP of Engineering | Jan 18 '11 | Sale | 40.93 | 1,000 | 40,930 | 10,977 | Jan 20 12:04 PM |
| POWI | Bell Derek | VP of Engineering | Jan 10 '11 | Option Exercise | 18.95 | 1,000 | 18,950 | 11,977 | Jan 11 04:59 PM |
| POWI | Bell Derek | VP of Engineering | Jan 10 '11 | Sale | 39.90 | 1,000 | 39,900 | 10,977 | Jan 11 04:59 PM |
| POWI | Bell Derek | VP of Engineering | Jan 03 '11 | Option Exercise | 18.95 | 1,000 | 18,950 | 11,977 | Jan 05 05:56 PM |
| POWI | Bell Derek | VP of Engineering | Jan 03 '11 | Sale | 40.40 | 1,000 | 40,400 | 10,977 | Jan 05 05:56 PM |
| POWI | Bell Derek | VP of Engineering | Dec 27 '10 | Option Exercise | 18.95 | 1,000 | 18,950 | 11,911 | Dec 28 05:48 PM |
| POWI | Bell Derek | VP of Engineering | Dec 27 '10 | Sale | 40.83 | 1,000 | 40,830 | 10,977 | Dec 28 05:48 PM |
| POWI | Bell Derek | VP of Engineering | Dec 20 '10 | Option Exercise | 18.95 | 1,000 | 18,950 | 11,977 | Dec 21 12:38 PM |
| POWI | Bell Derek | VP of Engineering | Dec 20 '10 | Sale | 40.42 | 1,000 | 40,420 | 10,977 | Dec 21 12:38 PM |
| POWI | Bell Derek | VP of Engineering | Dec 13 '10 | Option Exercise | 18.95 | 1,000 | 18,950 | 11,977 | Dec 14 01:13 PM |
| POWI | Bell Derek | VP of Engineering | Dec 13 '10 | Sale | 41.00 | 1,000 | 41,000 | 10,977 | Dec 14 01:13 PM |
| POWI | Bell Derek | VP of Engineering | Nov 17 '10 | Option Exercise | 17.75 | 895 | 15,886 | 11,872 | Nov 18 05:22 PM |
| POWI | Bell Derek | VP of Engineering | Nov 17 '10 | Sale | 38.60 | 895 | 34,547 | 10,977 | Nov 18 05:22 PM |
| POWI | Bell Derek | VP of Engineering | Nov 10 '10 | Option Exercise | 17.75 | 1,000 | 17,750 | 11,977 | Nov 12 03:00 PM |
| POWI | Bell Derek | VP of Engineering | Nov 10 '10 | Sale | 37.42 | 1,000 | 37,420 | 10,977 | Nov 12 03:00 PM |
| POWI | Bell Derek | VP of Engineering | Nov 04 '10 | Option Exercise | 17.75 | 10,000 | 177,500 | 20,977 | Nov 05 06:52 PM |
| POWI | Bell Derek | VP of Engineering | Nov 04 '10 | Sale | 37.12 | 10,000 | 371,181 | 10,977 | Nov 05 06:52 PM |
| POWI | Bell Derek | VP of Engineering | Aug 04 '10 | Option Exercise | 17.75 | 1,000 | 17,750 | 11,977 | Aug 06 05:58 PM |
| POWI | Bell Derek | VP of Engineering | Aug 04 '10 | Sale | 37.21 | 1,000 | 37,210 | 10,977 | Aug 06 05:58 PM |
| POWI | Bell Derek | VP of Engineering | Jul 28 '10 | Option Exercise | 17.75 | 1,000 | 17,750 | 11,650 | Jul 29 06:33 PM |
| POWI | Bell Derek | VP of Engineering | Jul 28 '10 | Sale | 37.40 | 1,000 | 37,399 | 10,650 | Jul 29 06:33 PM |
| POWI | Bell Derek | VP of Engineering | Jul 26 '10 | Option Exercise | 17.32 | 9,000 | 155,844 | 15,618 | Jul 28 08:18 PM |
| POWI | Bell Derek | VP of Engineering | Jul 26 '10 | Sale | 37.35 | 9,000 | 336,154 | 10,650 | Jul 28 08:18 PM |
| POWI | Bell Derek | VP of Engineering | May 03 '10 | Option Exercise | 14.82 | 3,000 | 44,460 | 13,650 | May 05 03:54 PM |
| POWI | Bell Derek | VP of Engineering | May 03 '10 | Sale | 38.61 | 3,000 | 115,823 | 10,650 | May 05 03:54 PM |
| POWI | Bell Derek | VP of Engineering | Apr 26 '10 | Option Exercise | 14.82 | 3,000 | 44,460 | 7,650 | Apr 27 05:24 PM |
| POWI | Bell Derek | VP of Engineering | Apr 26 '10 | Sale | 43.44 | 3,000 | 130,326 | 4,650 | Apr 27 05:24 PM |
| POWI | Bell Derek | VP of Engineering | Apr 19 '10 | Option Exercise | 14.82 | 3,000 | 44,460 | 7,650 | Apr 20 04:57 PM |
| POWI | Bell Derek | VP of Engineering | Apr 19 '10 | Sale | 44.13 | 3,000 | 132,393 | 4,650 | Apr 20 04:57 PM |
| POWI | Bell Derek | VP of Engineering | Apr 12 '10 | Option Exercise | 14.82 | 3,000 | 44,460 | 7,650 | Apr 13 04:39 PM |
| POWI | Bell Derek | VP of Engineering | Apr 12 '10 | Sale | 41.60 | 3,000 | 124,810 | 4,650 | Apr 13 04:39 PM |
| POWI | Bell Derek | VP of Engineering | Apr 05 '10 | Option Exercise | 14.82 | 3,000 | 44,460 | 7,650 | Apr 06 07:08 PM |
| POWI | Bell Derek | VP of Engineering | Apr 05 '10 | Sale | 41.12 | 3,000 | 123,348 | 4,650 | Apr 06 07:08 PM |
| POWI | Bell Derek | VP of Engineering | Mar 29 '10 | Option Exercise | 14.82 | 3,000 | 44,460 | 7,650 | Mar 30 02:39 PM |
| POWI | Bell Derek | VP of Engineering | Mar 29 '10 | Sale | 40.15 | 3,000 | 120,464 | 4,650 | Mar 30 02:39 PM |
| POWI | Bell Derek | VP of Engineering | Mar 22 '10 | Option Exercise | 14.82 | 3,000 | 44,460 | 7,650 | Mar 23 02:18 PM |
| POWI | Bell Derek | VP of Engineering | Mar 22 '10 | Sale | 41.26 | 3,000 | 123,772 | 4,650 | Mar 23 02:18 PM |
| POWI | Bell Derek | VP of Engineering | Mar 15 '10 | Option Exercise | 14.82 | 3,000 | 44,460 | 6,429 | Mar 16 07:18 PM |
| POWI | Bell Derek | VP of Engineering | Mar 15 '10 | Sale | 39.75 | 3,000 | 119,257 | 4,650 | Mar 16 07:18 PM |
| POWI | Bell Derek | VP of Engineering | Mar 10 '10 | Option Exercise | 14.82 | 3,000 | 44,460 | 7,650 | Mar 12 12:03 PM |
| POWI | Bell Derek | VP of Engineering | Mar 10 '10 | Sale | 38.60 | 3,000 | 115,789 | 4,650 | Mar 12 12:03 PM |
| POWI | Bell Derek | VP of Engineering | Feb 24 '10 | Sale | 35.71 | 3,000 | 107,132 | 4,650 | Feb 25 04:29 PM |
| POWI | Bell Derek | VP of Engineering | Feb 12 '10 | Option Exercise | 12.10 | 3,770 | 45,617 | 11,420 | Feb 17 12:33 PM |
| POWI | Bell Derek | VP of Engineering | Feb 12 '10 | Sale | 35.00 | 3,770 | 131,950 | 7,650 | Feb 17 12:33 PM |
| POWI | Bell Derek | VP of Engineering | Feb 09 '10 | Sale | 32.75 | 5,184 | 169,776 | 7,650 | Feb 11 02:32 PM |
| POWI | Bell Derek | VP of Engineering | Feb 08 '10 | Option Exercise | 12.10 | 2,000 | 24,200 | 17,650 | Feb 09 04:30 PM |
| POWI | Bell Derek | VP of Engineering | Feb 08 '10 | Sale | 32.88 | 2,000 | 65,760 | 15,650 | Feb 09 04:30 PM |
| POWI | Bell Derek | VP of Engineering | Feb 04 '10 | Option Exercise | 12.10 | 1,000 | 12,100 | 16,650 | Feb 05 01:17 PM |
| POWI | Bell Derek | VP of Engineering | Feb 04 '10 | Sale | 33.14 | 1,000 | 33,140 | 15,650 | Feb 05 01:17 PM |
| POWI | Bell Derek | VP of Engineering | Feb 01 '10 | Option Exercise | 12.10 | 1,000 | 12,100 | 16,283 | Feb 03 06:19 PM |
| POWI | Bell Derek | VP of Engineering | Feb 01 '10 | Sale | 31.26 | 1,000 | 31,257 | 15,650 | Feb 03 06:19 PM |
| POWI | Bell Derek | VP of Engineering | Jan 25 '10 | Option Exercise | 12.10 | 1,000 | 12,100 | 8,173 | Jan 27 02:11 PM |
| POWI | Bell Derek | VP of Engineering | Jan 25 '10 | Sale | 32.23 | 1,000 | 32,234 | 7,173 | Jan 27 02:11 PM |
| POWI | Bell Derek | VP of Engineering | Jan 19 '10 | Option Exercise | 12.10 | 2,000 | 24,200 | 9,173 | Jan 20 02:11 PM |
| POWI | Bell Derek | VP of Engineering | Jan 19 '10 | Sale | 33.92 | 2,000 | 67,837 | 7,173 | Jan 20 02:11 PM |
| POWI | Bell Derek | VP of Engineering | Jan 11 '10 | Option Exercise | 12.10 | 3,000 | 36,300 | 10,173 | Jan 12 12:40 PM |
| POWI | Bell Derek | VP of Engineering | Jan 11 '10 | Sale | 36.12 | 3,000 | 108,356 | 7,173 | Jan 12 12:40 PM |
| POWI | Bell Derek | VP of Engineering | Jan 04 '10 | Option Exercise | 12.10 | 3,000 | 36,300 | 10,173 | Jan 05 04:26 PM |
| POWI | Bell Derek | VP of Engineering | Jan 04 '10 | Sale | 36.67 | 3,000 | 110,005 | 7,173 | Jan 05 04:26 PM |
| POWI | Bell Derek | VP of Engineering | Dec 28 '09 | Option Exercise | 12.10 | 3,000 | 36,300 | 10,173 | Dec 29 05:51 PM |
| POWI | Bell Derek | VP of Engineering | Dec 28 '09 | Sale | 36.22 | 3,000 | 108,672 | 7,173 | Dec 29 05:51 PM |
| POWI | Bell Derek | VP of Engineering | Dec 21 '09 | Option Exercise | 12.10 | 3,000 | 36,300 | 10,173 | Dec 22 04:29 PM |
| POWI | Bell Derek | VP of Engineering | Dec 21 '09 | Sale | 35.77 | 3,000 | 107,308 | 7,173 | Dec 22 04:29 PM |
| POWI | Bell Derek | VP of Engineering | Dec 14 '09 | Option Exercise | 12.10 | 3,000 | 36,300 | 10,173 | Dec 15 12:38 PM |
| POWI | Bell Derek | VP of Engineering | Dec 14 '09 | Sale | 35.39 | 3,000 | 106,173 | 7,173 | Dec 15 12:38 PM |
| POWI | Bell Derek | VP of Engineering | Dec 07 '09 | Option Exercise | 12.10 | 3,000 | 36,300 | 10,173 | Dec 08 12:21 PM |
| POWI | Bell Derek | VP of Engineering | Dec 07 '09 | Sale | 36.50 | 3,000 | 109,508 | 7,173 | Dec 08 12:21 PM |
| POWI | Bell Derek | VP of Engineering | Dec 02 '09 | Option Exercise | 12.10 | 1,000 | 12,100 | 8,173 | Dec 04 12:15 PM |
| POWI | Bell Derek | VP of Engineering | Dec 02 '09 | Sale | 35.00 | 1,000 | 35,000 | 7,173 | Dec 04 12:15 PM |
| POWI | Bell Derek | VP of Engineering | Nov 30 '09 | Option Exercise | 12.10 | 2,000 | 24,200 | 9,173 | Dec 01 12:53 PM |
| POWI | Bell Derek | VP of Engineering | Nov 30 '09 | Sale | 33.37 | 2,000 | 66,744 | 7,173 | Dec 01 12:53 PM |
| POWI | Bell Derek | VP of Engineering | Nov 23 '09 | Option Exercise | 12.10 | 3,000 | 36,300 | 10,173 | Nov 24 03:55 PM |
| POWI | Bell Derek | VP of Engineering | Nov 23 '09 | Sale | 34.69 | 3,000 | 104,060 | 7,173 | Nov 24 03:55 PM |
| POWI | Bell Derek | VP of Engineering | Nov 17 '09 | Option Exercise | 12.10 | 3,000 | 36,300 | 10,173 | Nov 18 12:22 PM |
| POWI | Bell Derek | VP of Engineering | Nov 17 '09 | Sale | 35.00 | 3,000 | 105,000 | 7,173 | Nov 18 12:22 PM |
| POWI | Bell Derek | VP of Engineering | Nov 16 '09 | Option Exercise | 12.10 | 2,000 | 24,200 | 9,173 | Nov 17 01:36 PM |
| POWI | Bell Derek | VP of Engineering | Nov 16 '09 | Sale | 33.76 | 2,000 | 67,514 | 7,173 | Nov 17 01:36 PM |
| POWI | Bell Derek | VP of Engineering | Nov 10 '09 | Option Exercise | 12.10 | 2,000 | 24,200 | 9,173 | Nov 12 11:35 AM |
| POWI | Bell Derek | VP of Engineering | Nov 10 '09 | Sale | 33.00 | 2,000 | 66,000 | 7,173 | Nov 12 11:35 AM |
| POWI | Bell Derek | VP of Engineering | Nov 09 '09 | Option Exercise | 12.10 | 1,000 | 12,100 | 8,173 | Nov 12 11:35 AM |
| POWI | Bell Derek | VP of Engineering | Nov 09 '09 | Sale | 31.39 | 1,000 | 31,390 | 7,173 | Nov 12 11:35 AM |
| POWI | Bell Derek | VP of Engineering | Nov 02 '09 | Option Exercise | 12.10 | 1,000 | 12,100 | 8,173 | Nov 03 01:08 PM |
| POWI | Bell Derek | VP of Engineering | Nov 02 '09 | Sale | 31.29 | 1,000 | 31,290 | 7,173 | Nov 03 01:08 PM |
| POWI | Bell Derek | VP of Engineering | Oct 26 '09 | Option Exercise | 12.10 | 3,000 | 36,300 | 10,173 | Oct 28 11:36 AM |
| POWI | Bell Derek | VP of Engineering | Oct 26 '09 | Sale | 35.05 | 3,000 | 105,140 | 7,173 | Oct 28 11:36 AM |
| POWI | Bell Derek | VP of Engineering | Oct 20 '09 | Option Exercise | 12.10 | 8,000 | 96,800 | 15,173 | Oct 21 04:24 PM |
| POWI | Bell Derek | VP of Engineering | Oct 20 '09 | Sale | 35.02 | 8,000 | 280,171 | 7,173 | Oct 21 04:24 PM |
| POWI | Bell Derek | VP of Engineering | Oct 19 '09 | Option Exercise | 12.10 | 2,000 | 24,200 | 9,173 | Oct 20 02:21 PM |
| POWI | Bell Derek | VP of Engineering | Oct 19 '09 | Sale | 33.74 | 2,000 | 67,471 | 7,173 | Oct 20 02:21 PM |
| POWI | Bell Derek | VP of Engineering | Oct 12 '09 | Option Exercise | 12.10 | 2,000 | 24,200 | 9,173 | Oct 14 01:29 PM |
| POWI | Bell Derek | VP of Engineering | Oct 12 '09 | Sale | 33.18 | 2,000 | 66,356 | 7,173 | Oct 14 01:29 PM |
| POWI | Bell Derek | VP of Engineering | Oct 06 '09 | Option Exercise | 12.10 | 1,000 | 12,100 | 8,173 | Oct 07 01:53 PM |
| POWI | Bell Derek | VP of Engineering | Oct 06 '09 | Sale | 33.00 | 1,000 | 33,000 | 7,173 | Oct 07 01:53 PM |
| POWI | Bell Derek | VP of Engineering | Oct 05 '09 | Option Exercise | 12.10 | 1,000 | 12,100 | 8,173 | Oct 06 01:09 PM |
| POWI | Bell Derek | VP of Engineering | Oct 05 '09 | Sale | 32.00 | 1,000 | 32,000 | 7,173 | Oct 06 01:09 PM |
| POWI | Bell Derek | VP of Engineering | Sep 28 '09 | Option Exercise | 12.10 | 2,000 | 24,200 | 9,173 | Sep 29 02:06 PM |
| POWI | Bell Derek | VP of Engineering | Sep 28 '09 | Sale | 33.46 | 2,000 | 66,927 | 7,173 | Sep 29 02:06 PM |
| POWI | Bell Derek | VP of Engineering | Sep 21 '09 | Option Exercise | 12.10 | 2,000 | 24,200 | 9,173 | Sep 22 11:29 AM |
| POWI | Bell Derek | VP of Engineering | Sep 21 '09 | Sale | 33.46 | 2,000 | 66,917 | 7,173 | Sep 22 11:29 AM |
| POWI | Bell Derek | VP of Engineering | Sep 17 '09 | Option Exercise | 12.10 | 1,000 | 12,100 | 8,173 | Sep 18 11:32 AM |
| POWI | Bell Derek | VP of Engineering | Sep 17 '09 | Sale | 33.00 | 1,000 | 33,000 | 7,173 | Sep 18 11:32 AM |
| POWI | Bell Derek | VP of Engineering | Sep 14 '09 | Option Exercise | 12.10 | 1,000 | 12,100 | 8,173 | Sep 15 11:49 AM |
| POWI | Bell Derek | VP of Engineering | Sep 14 '09 | Sale | 32.11 | 1,000 | 32,114 | 7,173 | Sep 15 11:49 AM |
| POWI | Bell Derek | VP of Engineering | Sep 08 '09 | Option Exercise | 12.10 | 2,000 | 24,200 | 9,173 | Sep 09 11:47 AM |
| POWI | Bell Derek | VP of Engineering | Sep 08 '09 | Sale | 33.00 | 2,000 | 66,000 | 7,173 | Sep 09 11:47 AM |
| POWI | Bell Derek | VP of Engineering | Sep 01 '09 | Option Exercise | 12.10 | 600 | 7,260 | 7,773 | Sep 02 12:06 PM |
| POWI | Bell Derek | VP of Engineering | Sep 01 '09 | Sale | 33.00 | 600 | 19,800 | 7,173 | Sep 02 12:06 PM |
| POWI | Bell Derek | VP of Engineering | Aug 31 '09 | Option Exercise | 12.10 | 1,400 | 16,940 | 8,573 | Sep 01 11:12 AM |
| POWI | Bell Derek | VP of Engineering | Aug 31 '09 | Sale | 32.88 | 1,400 | 46,030 | 7,173 | Sep 01 11:12 AM |
| POWI | Bell Derek | VP of Engineering | Jun 23 '08 | Option Exercise | 12.10 | 500 | 6,050 | 3,583 | Jun 24 05:54 PM |
| POWI | Bell Derek | VP of Engineering | Jun 23 '08 | Sale | 34.07 | 500 | 17,035 | 3,083 | Jun 24 05:54 PM |
| POWI | Bell Derek | VP of Engineering | Jun 16 '08 | Option Exercise | 12.10 | 500 | 6,050 | 3,583 | Jun 17 02:38 PM |
| POWI | Bell Derek | VP of Engineering | Jun 16 '08 | Sale | 33.00 | 500 | 16,500 | 3,083 | Jun 17 02:38 PM |
| POWI | Bell Derek | VP of Engineering | Jun 13 '08 | Option Exercise | 12.10 | 1,000 | 12,100 | 4,083 | Jun 16 12:07 PM |
| POWI | Bell Derek | VP of Engineering | Jun 13 '08 | Sale | 33.00 | 1,000 | 33,000 | 3,083 | Jun 16 12:07 PM |
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