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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 |
|---|---|---|---|---|---|---|---|---|---|
| AMPH | PETERS WILLIAM J | CFO, EVP & TREASURER | Mar 06 | Option Exercise | 11.33 | 8,826 | 99,999 | 129,626 | Mar 08 04:52 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & TREASURER | Mar 06 | Sale | 46.48 | 18,136 | 842,883 | 111,490 | Mar 08 04:52 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Nov 14 | Option Exercise | 15.61 | 59,250 | 925,028 | 160,610 | Nov 16 04:05 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Nov 14 | Sale | 55.67 | 59,250 | 3,298,475 | 101,360 | Nov 16 04:05 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Sep 06 | Option Exercise | 16.93 | 56,500 | 956,795 | 162,103 | Sep 08 04:08 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Sep 06 | Sale | 51.75 | 60,743 | 3,143,195 | 101,360 | Sep 08 04:08 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Jun 15 | Option Exercise | 19.79 | 36,868 | 729,618 | 142,471 | Jun 20 04:01 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Jun 15 | Sale | 50.85 | 36,868 | 1,874,790 | 105,603 | Jun 20 04:01 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Jun 02 | Option Exercise | 13.35 | 11,000 | 146,850 | 116,603 | Jun 05 05:06 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Jun 02 | Sale | 46.35 | 11,000 | 509,859 | 105,603 | Jun 05 05:06 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | May 18 | Option Exercise | 13.35 | 10,500 | 140,175 | 115,648 | May 22 06:49 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | May 18 | Sale | 44.35 | 10,500 | 465,675 | 105,148 | May 22 06:49 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Apr 17 | Option Exercise | 13.35 | 5,632 | 75,187 | 110,780 | Apr 18 08:07 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Apr 17 | Sale | 42.35 | 5,632 | 238,515 | 105,148 | Apr 18 08:07 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Apr 13 | Option Exercise | 13.35 | 4,868 | 64,988 | 110,016 | Apr 14 05:48 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Apr 13 | Sale | 42.35 | 4,868 | 206,160 | 105,148 | Apr 14 05:48 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Apr 10 | Option Exercise | 13.35 | 10,032 | 133,927 | 115,180 | Apr 12 05:21 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Apr 10 | Sale | 40.35 | 10,032 | 404,791 | 105,148 | Apr 12 05:21 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Mar 15 | Option Exercise | 14.95 | 6,688 | 99,986 | 131,227 | Mar 17 07:03 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Mar 15 | Sale | 36.43 | 12,776 | 465,472 | 118,451 | Mar 17 07:03 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Mar 01 | Option Exercise | 11.33 | 10,974 | 124,335 | 111,588 | Mar 03 04:47 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Mar 01 | Sale | 36.33 | 10,974 | 398,685 | 100,614 | Mar 03 04:47 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Aug 09 | Option Exercise | 13.35 | 10,000 | 133,500 | 110,480 | Aug 10 07:34 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Aug 09 | Sale | 38.35 | 10,000 | 383,500 | 100,480 | Aug 10 07:34 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Jun 30 | Option Exercise | 14.95 | 18,386 | 274,871 | 118,866 | Jul 01 06:08 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Jun 30 | Sale | 34.95 | 18,386 | 642,591 | 100,480 | Jul 01 06:08 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Jun 17 | Sale | 32.05 | 5,512 | 176,682 | 100,480 | Jun 22 04:21 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Mar 16 | Option Exercise | 14.40 | 50,777 | 731,189 | 164,921 | Mar 18 06:57 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Mar 16 | Sale | 33.96 | 50,777 | 1,724,427 | 114,144 | Mar 18 06:57 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Mar 15 | Sale | 34.46 | 7,900 | 272,248 | 98,142 | Mar 17 06:13 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Mar 07 | Option Exercise | 13.35 | 13,026 | 173,897 | 119,068 | Mar 09 04:06 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Mar 07 | Sale | 29.35 | 13,026 | 382,313 | 106,042 | Mar 09 04:06 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Feb 08 | Option Exercise | 14.95 | 10,000 | 149,500 | 116,042 | Feb 09 09:06 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Feb 08 | Sale | 26.95 | 10,000 | 269,500 | 106,042 | Feb 09 09:06 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Jan 07 | Option Exercise | 14.40 | 31,776 | 457,574 | 137,818 | Jan 11 06:22 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Jan 10 | Option Exercise | 14.40 | 16,000 | 230,400 | 122,042 | Jan 11 06:22 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Jan 10 | Sale | 25.40 | 16,000 | 406,400 | 106,042 | Jan 11 06:22 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Jan 07 | Sale | 24.43 | 31,776 | 776,222 | 106,042 | Jan 11 06:22 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Dec 30 | Option Exercise | 14.40 | 10,000 | 144,000 | 116,042 | Jan 04 04:52 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Dec 30 | Sale | 23.40 | 10,000 | 234,000 | 106,042 | Jan 04 04:52 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Dec 21 | Option Exercise | 14.40 | 8,256 | 118,886 | 114,298 | Dec 22 05:04 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Dec 21 | Sale | 22.40 | 8,256 | 184,934 | 106,042 | Dec 22 05:04 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Dec 16 | Option Exercise | 14.40 | 1,744 | 25,114 | 107,786 | Dec 17 07:52 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Dec 16 | Sale | 22.40 | 1,744 | 39,066 | 106,042 | Dec 17 07:52 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Nov 11 | Option Exercise | 11.33 | 10,000 | 113,300 | 115,689 | Nov 12 07:42 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Nov 11 | Sale | 21.33 | 10,000 | 213,300 | 105,689 | Nov 12 07:42 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Aug 16 | Sale | 19.35 | 6,589 | 127,524 | 105,689 | Aug 17 04:25 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Jul 07 | Option Exercise | 11.33 | 10,000 | 113,300 | 122,278 | Jul 08 06:32 PM |
| AMPH | PETERS WILLIAM J | CFO, EVP & Treasurer | Jul 07 | Sale | 20.37 | 10,000 | 203,739 | 112,278 | Jul 08 06:32 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Mar 15 | Sale | 19.03 | 4,244 | 80,745 | 85,304 | Mar 17 07:40 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Jan 19 | Sale | 18.67 | 6,495 | 121,237 | 89,548 | Jan 20 05:58 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Aug 14 | Sale | 20.36 | 5,512 | 112,223 | 95,652 | Aug 18 04:12 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Jul 06 | Option Exercise | 11.33 | 10,000 | 113,300 | 114,820 | Jul 08 04:05 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Jul 06 | Sale | 22.00 | 13,656 | 300,405 | 101,164 | Jul 08 04:05 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Mar 13 | Sale | 13.94 | 4,701 | 65,539 | 74,274 | Mar 17 08:07 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Jan 21 | Sale | 20.07 | 3,990 | 80,071 | 78,975 | Jan 23 04:05 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Sep 16 | Option Exercise | 11.33 | 9,800 | 111,034 | 92,253 | Sep 18 04:32 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Sep 16 | Sale | 21.76 | 9,800 | 213,256 | 82,453 | Sep 18 04:32 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Aug 15 | Sale | 21.00 | 4,942 | 103,782 | 82,453 | Aug 16 05:07 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Mar 04 | Option Exercise | 13.35 | 1,500 | 20,025 | 77,050 | Mar 06 05:20 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Mar 04 | Sale | 25.36 | 1,500 | 38,037 | 75,550 | Mar 06 05:20 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Feb 15 | Option Exercise | 13.35 | 10,016 | 133,714 | 85,566 | Feb 15 08:09 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Feb 15 | Sale | 24.37 | 10,016 | 244,090 | 75,550 | Feb 15 08:09 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Jan 02 | Sale | 19.52 | 3,245 | 63,354 | 75,550 | Jan 04 05:04 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Dec 03 | Option Exercise | 11.33 | 10,000 | 113,300 | 88,795 | Dec 04 09:00 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Dec 03 | Sale | 22.40 | 10,000 | 224,001 | 78,795 | Dec 04 09:00 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Nov 08 | Option Exercise | 11.33 | 19,800 | 224,334 | 106,636 | Nov 13 05:09 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Nov 09 | Option Exercise | 11.33 | 10,000 | 113,300 | 91,324 | Nov 13 05:09 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Nov 09 | Sale | 21.47 | 10,000 | 214,723 | 81,324 | Nov 13 05:09 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Nov 12 | Sale | 20.61 | 3,172 | 65,366 | 78,152 | Nov 13 05:09 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Nov 08 | Sale | 20.46 | 25,312 | 517,883 | 81,324 | Nov 13 05:09 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Aug 16 | Sale | 17.59 | 2,407 | 42,333 | 86,836 | Aug 17 04:05 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Jul 09 | Sale | 16.46 | 3,250 | 53,498 | 89,243 | Jul 11 04:03 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Mar 13 | Option Exercise | 11.33 | 19,801 | 224,345 | 98,115 | Mar 15 04:16 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Mar 13 | Sale | 20.10 | 19,801 | 398,004 | 78,314 | Mar 15 04:16 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Dec 01 | Sale | 19.67 | 6,226 | 122,465 | 78,314 | Dec 05 04:30 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Oct 13 | Sale | 18.56 | 3,026 | 56,176 | 83,496 | Oct 13 08:00 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | May 30 | Sale | 16.93 | 4,297 | 72,731 | 86,522 | Jun 01 08:00 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Aug 12 | Sale | 18.19 | 1,027 | 18,681 | 63,625 | Aug 15 07:47 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Jul 18 | Sale | 17.76 | 2,297 | 40,795 | 64,652 | Jul 19 04:30 PM |
| AMPH | PETERS WILLIAM J | CFO, SVP & Treasurer | Jun 02 | Sale | 16.00 | 2,297 | 36,752 | 66,949 | Jun 03 04:30 PM |
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