| Ticker |
Owner |
Relationship |
Date |
Transaction |
Cost  |
#Shares |
Value ($) |
#Shares Total |
SEC Form 4 |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Nov 17 '25 | Sale | 77.67 | 18,599 | 1,444,615 | 6,974,000 | Nov 19 04:42 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Nov 18 '25 | Sale | 76.13 | 47,901 | 3,646,570 | 6,926,099 | Nov 19 04:42 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Oct 13 '25 | Sale | 83.19 | 32,264 | 2,684,094 | 7,026,835 | Oct 15 05:16 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Oct 14 '25 | Sale | 82.97 | 16,529 | 1,371,378 | 7,010,306 | Oct 15 05:16 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Oct 15 '25 | Sale | 85.09 | 17,707 | 1,506,670 | 6,992,599 | Oct 15 05:16 PM |
|
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Sep 15 '25 | Sale | 80.71 | 52,320 | 4,222,653 | 7,073,279 | Sep 16 04:07 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Sep 16 '25 | Sale | 80.67 | 14,180 | 1,143,901 | 7,059,099 | Sep 16 04:07 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Mar 06 '25 | Sale | 62.62 | 75,000 | 4,696,310 | 7,125,599 | Mar 07 04:16 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Apr 23 '24 | Sale | 85.86 | 9,000 | 772,746 | 7,200,599 | Apr 25 04:45 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Mar 25 '24 | Sale | 89.56 | 10,000 | 895,579 | 7,209,599 | Mar 27 04:11 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Feb 23 '24 | Sale | 85.68 | 10,000 | 856,770 | 7,219,599 | Feb 27 05:48 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Dec 08 '23 | Sale | 99.48 | 8,250 | 820,712 | 7,229,599 | Dec 11 04:21 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Nov 24 '23 | Sale | 95.34 | 8,250 | 786,555 | 7,237,849 | Nov 28 04:29 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Nov 08 '23 | Sale | 91.71 | 8,250 | 756,630 | 7,246,099 | Nov 13 05:25 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Oct 24 '23 | Sale | 91.74 | 8,250 | 756,853 | 7,254,349 | Oct 26 04:19 PM |
|
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Oct 09 '23 | Sale | 95.58 | 8,250 | 788,517 | 7,262,599 | Oct 11 04:45 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Sep 25 '23 | Sale | 100.00 | 8,250 | 825,000 | 7,270,849 | Sep 27 04:02 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Sep 08 '23 | Sale | 101.88 | 8,250 | 840,524 | 7,279,099 | Sep 12 04:22 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Aug 24 '23 | Sale | 102.62 | 8,250 | 846,629 | 7,287,349 | Aug 25 04:15 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Aug 08 '23 | Sale | 109.75 | 8,250 | 905,397 | 7,295,599 | Aug 10 04:20 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Jul 24 '23 | Sale | 130.48 | 8,250 | 1,076,428 | 7,303,849 | Jul 26 04:20 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Jul 10 '23 | Sale | 133.79 | 8,250 | 1,103,806 | 7,312,099 | Jul 12 04:18 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Jun 26 '23 | Sale | 131.36 | 8,250 | 1,083,760 | 7,320,349 | Jun 28 04:13 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Jun 08 '23 | Sale | 112.30 | 8,250 | 926,496 | 7,328,599 | Jun 09 04:19 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | May 24 '23 | Sale | 109.90 | 8,250 | 906,688 | 7,336,849 | May 25 04:48 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | May 08 '23 | Sale | 116.03 | 8,250 | 957,252 | 7,345,099 | May 08 05:02 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Apr 24 '23 | Sale | 114.13 | 8,250 | 941,574 | 7,353,349 | Apr 26 04:29 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Apr 10 '23 | Sale | 115.77 | 8,250 | 955,116 | 7,361,599 | Apr 11 04:03 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Mar 24 '23 | Sale | 115.60 | 8,250 | 953,732 | 7,369,849 | Mar 27 04:28 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Mar 08 '23 | Sale | 122.20 | 16,500 | 2,016,285 | 7,378,099 | Mar 10 04:25 PM |
|
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Sep 28 '22 | Sale | 85.34 | 5,000 | 426,679 | 7,394,599 | Sep 30 04:07 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Sep 21 '22 | Sale | 89.08 | 5,000 | 445,420 | 7,399,599 | Sep 23 04:12 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Sep 14 '22 | Sale | 87.72 | 5,000 | 438,592 | 7,404,599 | Sep 16 04:24 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Sep 07 '22 | Sale | 88.14 | 5,000 | 440,719 | 7,409,599 | Sep 09 04:12 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Aug 31 '22 | Sale | 91.59 | 5,000 | 457,954 | 7,414,599 | Sep 02 04:24 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Aug 24 '22 | Sale | 95.68 | 5,000 | 478,384 | 7,419,599 | Aug 26 04:17 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Aug 17 '22 | Sale | 99.53 | 5,000 | 497,667 | 7,424,599 | Aug 19 04:07 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Aug 10 '22 | Sale | 101.77 | 5,000 | 508,850 | 7,429,599 | Aug 12 04:05 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Aug 03 '22 | Sale | 102.97 | 5,000 | 514,834 | 7,434,599 | Aug 05 04:36 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Dec 17 '20 | Sale | 215.81 | 43,000 | 9,279,792 | 7,439,599 | Dec 18 04:44 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Jun 10 '20 | Sale | 166.66 | 7,300 | 1,216,622 | 7,482,599 | Jun 12 04:11 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | May 08 '20 | Sale | 151.79 | 15,000 | 2,276,868 | 7,512,999 | May 12 05:13 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | May 11 '20 | Sale | 153.44 | 15,000 | 2,301,615 | 7,497,999 | May 12 05:13 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | May 12 '20 | Sale | 153.62 | 8,100 | 1,244,341 | 7,489,899 | May 12 05:13 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Dec 02 '19 | Sale | 141.06 | 8,000 | 1,128,446 | 7,527,999 | Dec 04 04:20 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Nov 25 '19 | Sale | 142.01 | 10,000 | 1,420,105 | 7,535,999 | Nov 27 04:06 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Jun 27 '19 | Sale | 150.53 | 10,000 | 1,505,300 | 7,545,999 | Jul 01 04:17 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | May 06 '19 | Sale | 162.59 | 10,000 | 1,625,900 | 7,555,999 | May 08 04:27 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | May 21 '18 | Sale | 245.63 | 2,000 | 491,260 | 7,565,999 | May 23 05:38 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | May 14 '18 | Sale | 253.88 | 10,000 | 2,538,800 | 7,567,999 | May 15 04:17 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | May 04 '18 | Sale | 233.49 | 10,000 | 2,334,900 | 7,587,999 | May 08 04:10 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | May 07 '18 | Sale | 233.96 | 10,000 | 2,339,600 | 7,577,999 | May 08 04:10 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | May 09 '17 | Sale | 135.12 | 7,328 | 990,159 | 7,614,471 | May 11 04:32 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | May 10 '17 | Sale | 135.52 | 16,472 | 2,232,285 | 7,597,999 | May 11 04:32 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | May 02 '17 | Sale | 140.00 | 200 | 28,000 | 7,621,799 | May 03 04:54 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Jun 30 '16 | Sale | 80.07 | 22,000 | 1,761,540 | 7,621,999 | Jul 01 04:01 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Jun 23 '16 | Sale | 85.06 | 500 | 42,530 | 7,643,999 | Jun 27 06:05 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | May 24 '16 | Sale | 85.00 | 800 | 68,000 | 7,653,699 | May 25 06:02 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | May 25 '16 | Sale | 85.06 | 9,200 | 782,552 | 7,644,499 | May 25 06:02 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Apr 25 '16 | Sale | 98.19 | 15,000 | 1,472,850 | 7,661,999 | Apr 27 05:09 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Apr 26 '16 | Sale | 101.00 | 5,693 | 574,993 | 7,656,306 | Apr 27 05:09 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Apr 27 '16 | Sale | 101.84 | 1,807 | 184,025 | 7,654,499 | Apr 27 05:09 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Mar 28 '16 | Sale | 96.01 | 200 | 19,202 | 7,681,799 | Mar 30 05:53 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Mar 29 '16 | Sale | 96.32 | 4,800 | 462,336 | 7,676,999 | Mar 30 05:53 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Mar 23 '16 | Sale | 92.98 | 12,500 | 1,162,250 | 7,681,999 | Mar 24 04:33 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Mar 11 '16 | Sale | 91.12 | 2,500 | 227,800 | 7,694,499 | Mar 14 05:13 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Mar 03 '16 | Sale | 85.36 | 10,000 | 853,600 | 7,696,999 | Mar 07 05:04 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Apr 27 '15 | Sale | 94.44 | 5,000 | 472,200 | 7,706,999 | Apr 29 04:37 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Mar 25 '15 | Sale | 93.58 | 5,000 | 467,900 | 7,711,999 | Mar 26 08:43 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Feb 25 '15 | Sale | 96.94 | 5,000 | 484,700 | 7,716,999 | Feb 26 05:39 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Dec 05 '14 | Sale | 77.53 | 13,200 | 1,023,396 | 7,743,799 | Dec 09 04:37 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Dec 08 '14 | Sale | 76.20 | 21,800 | 1,661,160 | 7,721,999 | Dec 09 04:37 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Oct 20 '14 | Sale | 65.26 | 6,000 | 391,560 | 7,750,999 | Oct 21 04:46 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Oct 13 '14 | Sale | 61.95 | 9,000 | 557,550 | 7,756,999 | Oct 15 04:40 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Sep 12 '14 | Sale | 68.81 | 9,000 | 619,290 | 7,770,499 | Sep 15 04:43 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Sep 05 '14 | Sale | 68.03 | 4,500 | 306,135 | 7,779,499 | Sep 08 04:52 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Aug 19 '14 | Sale | 70.50 | 4,500 | 317,250 | 7,783,999 | Aug 20 04:53 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Aug 12 '14 | Sale | 67.69 | 9,000 | 609,210 | 7,788,499 | Aug 13 04:36 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Aug 05 '14 | Sale | 67.20 | 4,500 | 302,400 | 7,797,499 | Aug 07 04:54 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Apr 25 '14 | Sale | 68.89 | 20,000 | 1,377,800 | 7,801,999 | Apr 28 04:30 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Apr 17 '14 | Sale | 75.02 | 1,212 | 90,924 | 7,821,999 | Apr 22 04:30 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Apr 14 '14 | Sale | 75.05 | 1,388 | 104,169 | 7,823,211 | Apr 16 04:30 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Apr 08 '14 | Sale | 75.11 | 400 | 30,044 | 7,824,599 | Apr 10 04:30 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Apr 03 '14 | Sale | 75.00 | 1,567 | 117,525 | 7,827,099 | Apr 07 05:24 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Apr 04 '14 | Sale | 75.05 | 2,100 | 157,605 | 7,824,999 | Apr 07 05:24 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Mar 31 '14 | Sale | 70.50 | 6,667 | 470,024 | 7,828,666 | Apr 01 04:30 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Mar 25 '14 | Sale | 68.24 | 20,000 | 1,364,800 | 7,835,333 | Mar 27 04:30 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Feb 27 '14 | Sale | 70.04 | 1,467 | 102,749 | 7,860,533 | Mar 03 04:05 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Feb 28 '14 | Sale | 71.04 | 5,200 | 369,408 | 7,855,333 | Mar 03 04:05 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Feb 25 '14 | Sale | 67.34 | 20,000 | 1,346,800 | 7,862,000 | Feb 27 04:05 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Nov 07 '13 | Sale | 62.97 | 5,250 | 330,592 | 7,882,000 | Nov 08 04:04 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Oct 15 '13 | Sale | 61.36 | 5,250 | 322,140 | 7,887,250 | Oct 15 04:32 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Aug 15 '13 | Sale | 56.56 | 5,250 | 296,940 | 7,897,750 | Sep 16 05:52 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Sep 16 '13 | Sale | 60.71 | 5,250 | 318,728 | 7,982,500 | Sep 16 05:52 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Jul 08 '13 | Sale | 60.76 | 6,750 | 410,130 | 7,903,000 | Jul 10 04:14 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Jun 17 '13 | Sale | 62.38 | 6,750 | 421,065 | 7,909,750 | Jun 19 04:01 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | May 15 '13 | Sale | 60.71 | 6,750 | 409,792 | 7,916,500 | May 17 04:08 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Dec 02 '11 | Sale | 41.44 | 2,261 | 93,696 | 7,997,739 | Dec 06 05:29 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Dec 05 '11 | Sale | 41.29 | 28,859 | 1,191,588 | 7,968,880 | Dec 06 05:29 PM |
| IPGP | Valentin Gapontsev Trust I | 10% Owner | Dec 06 '11 | Sale | 39.95 | 38,880 | 1,553,256 | 7,930,000 | Dec 06 05:29 PM |
