| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Oct 23, 2017 | Option Exercise | $32.41 | 400 | 12,964 | 695 | Oct 25, 2017, 07:06 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Oct 23, 2017 | Sale | $225.00 | 400 | 90,000 | 295 | Oct 25, 2017, 07:06 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Oct 24, 2017 | Option Exercise | $46.09 | 28,888 | 1,331,387 | 29,183 | Oct 25, 2017, 07:06 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Oct 24, 2017 | Sale | $229.28 | 28,888 | 6,623,336 | 27,783 | Oct 25, 2017, 07:06 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Sep 20, 2017 | Sale | $210.05 | 4,327 | 908,904 | 295 | Sep 22, 2017, 08:11 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Sep 21, 2017 | Option Exercise | $32.41 | 6,081 | 197,085 | 6,376 | Sep 22, 2017, 08:11 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Sep 21, 2017 | Sale | $210.00 | 6,081 | 1,277,010 | 295 | Sep 22, 2017, 08:11 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Sep 22, 2017 | Option Exercise | $32.41 | 27,092 | 878,052 | 27,387 | Sep 22, 2017, 08:11 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Sep 20, 2017 | Option Exercise | $32.41 | 4,327 | 140,238 | 4,622 | Sep 22, 2017, 08:11 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Sep 22, 2017 | Sale | $210.46 | 27,092 | 5,701,900 | 6,411 | Sep 22, 2017, 08:11 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Sep 11, 2017 | Option Exercise | $25.28 | 37,500 | 947,901 | 39,397 | Sep 13, 2017, 08:55 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Sep 11, 2017 | Sale | $192.07 | 39,102 | 7,510,410 | 30,340 | Sep 13, 2017, 08:55 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Sep 13, 2017 | Option Exercise | $32.41 | 37,500 | 1,215,375 | 37,795 | Sep 13, 2017, 08:55 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Sep 13, 2017 | Sale | $201.23 | 37,500 | 7,545,943 | 22,413 | Sep 13, 2017, 08:55 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Jan 31, 2017 | Option Exercise | $66.41 | 319 | 21,185 | 1,897 | Feb 09, 2017, 06:53 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Jul 29, 2016 | Option Exercise | $64.44 | 145 | 9,344 | 1,578 | Aug 02, 2016, 05:22 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Jan 29, 2016 | Option Exercise | $59.93 | 158 | 9,469 | 1,433 | Feb 02, 2016, 06:18 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Jul 31, 2015 | Option Exercise | $38.55 | 329 | 12,683 | 1,275 | Aug 04, 2015, 06:33 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Jan 30, 2015 | Option Exercise | $26.44 | 324 | 8,567 | 946 | Feb 03, 2015, 07:25 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Jul 31, 2014 | Option Exercise | $26.89 | 327 | 8,793 | 622 | Aug 04, 2014, 06:02 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Jan 31, 2014 | Option Exercise | $33.54 | 253 | 8,486 | 295 | Feb 04, 2014, 07:13 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Nov 08, 2013 | Option Exercise | $12.55 | 8,334 | 104,592 | 8,376 | Nov 12, 2013, 07:04 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Nov 08, 2013 | Sale | $46.53 | 8,334 | 387,781 | 42 | Nov 12, 2013, 07:04 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Aug 09, 2013 | Option Exercise | $12.55 | 6,268 | 78,663 | 7,310 | Aug 12, 2013, 07:35 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Aug 09, 2013 | Sale | $40.14 | 7,268 | 291,738 | 42 | Aug 12, 2013, 07:35 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Aug 08, 2013 | Option Exercise | $12.55 | 900 | 11,295 | 1,942 | Aug 12, 2013, 07:35 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Aug 08, 2013 | Sale | $40.00 | 900 | 36,000 | 1,042 | Aug 12, 2013, 07:35 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Aug 06, 2013 | Sale | $40.31 | 8,666 | 349,326 | 1,042 | Aug 07, 2013, 07:46 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Aug 07, 2013 | Option Exercise | $12.55 | 500 | 6,275 | 1,542 | Aug 07, 2013, 07:46 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Aug 07, 2013 | Sale | $40.14 | 500 | 20,070 | 1,042 | Aug 07, 2013, 07:46 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Aug 05, 2013 | Option Exercise | $12.55 | 8,666 | 108,758 | 9,708 | Aug 07, 2013, 07:46 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Aug 05, 2013 | Sale | $41.60 | 8,666 | 360,506 | 1,042 | Aug 07, 2013, 07:46 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Aug 06, 2013 | Option Exercise | $12.55 | 8,666 | 108,758 | 9,708 | Aug 07, 2013, 07:46 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Jul 31, 2013 | Option Exercise | $22.92 | 586 | 13,431 | 1,042 | Aug 02, 2013, 07:16 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Jan 31, 2013 | Option Exercise | $17.09 | 456 | 7,793 | 456 | Feb 04, 2013, 08:29 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Nov 01, 2012 | Sale | $27.58 | 17,192 | 474,212 | 0 | Nov 05, 2012, 08:19 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Nov 01, 2012 | Option Exercise | $12.55 | 16,666 | 209,158 | 17,192 | Nov 05, 2012, 08:19 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Jul 31, 2012 | Option Exercise | $17.98 | 526 | 9,457 | 526 | Aug 02, 2012, 08:55 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | May 01, 2012 | Option Exercise | $12.55 | 9,910 | 124,371 | 12,200 | May 02, 2012, 07:53 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | May 01, 2012 | Sale | $29.53 | 10,400 | 307,095 | 1,800 | May 02, 2012, 07:53 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | May 02, 2012 | Sale | $28.34 | 1,800 | 51,021 | 0 | May 02, 2012, 07:53 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Apr 30, 2012 | Option Exercise | $12.55 | 7,646 | 95,957 | 9,936 | May 02, 2012, 07:53 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Apr 30, 2012 | Sale | $29.59 | 7,646 | 226,282 | 2,290 | May 02, 2012, 07:53 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Chief Technology Officer | Jan 31, 2012 | Option Exercise | $14.80 | 490 | 7,252 | 2,290 | Feb 02, 2012, 08:16 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Vice President of Development | Nov 03, 2011 | Option Exercise | $13.94 | 53,000 | 739,010 | 56,800 | Nov 03, 2011, 08:59 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Vice President of Development | Nov 03, 2011 | Sale | $28.03 | 55,000 | 1,541,798 | 1,800 | Nov 03, 2011, 08:59 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Vice President of Development | Nov 01, 2011 | Option Exercise | $13.10 | 55,000 | 720,500 | 58,800 | Nov 03, 2011, 08:59 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Vice President of Development | Nov 01, 2011 | Sale | $29.89 | 55,000 | 1,644,131 | 3,800 | Nov 03, 2011, 08:59 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Vice President of Development | Nov 02, 2011 | Option Exercise | $13.15 | 55,000 | 723,500 | 58,800 | Nov 03, 2011, 08:59 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Vice President of Development | Nov 02, 2011 | Sale | $28.43 | 55,000 | 1,563,903 | 3,800 | Nov 03, 2011, 08:59 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Vice President of Development | Jul 29, 2011 | Option Exercise | $11.08 | 600 | 6,648 | 3,800 | Aug 02, 2011, 07:36 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Vice President of Development | Jan 31, 2011 | Option Exercise | $7.28 | 600 | 4,368 | 3,200 | Feb 02, 2011, 08:13 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Vice President of Development | Aug 19, 2010 | Sale | $11.00 | 4,000 | 44,013 | 2,600 | Aug 23, 2010, 04:52 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Vice President of Development | Aug 12, 2010 | Sale | $10.67 | 10,000 | 106,659 | 6,600 | Aug 13, 2010, 06:20 PM | |
| STMP | STAMPS.COM INC | Biswas Michael John | Vice President of Development | Jul 30, 2010 | Option Exercise | $7.63 | 600 | 4,578 | 16,600 | Aug 03, 2010, 05:28 PM |
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