Insider Stock Trading History of Biswas Michael John


The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Biswas Michael John since year 2005. The trader's CIK number is 1334644. At the time of this reporting, Biswas Michael John is the Chief Technology Officer of Stamps.com Inc . (stock ticker symbol STMP). See this page for all insider trading activities at Stamps.com Inc .


Stock purchases, sales, and option exercises reported by insider Biswas Michael John since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2017-10-23 STMP Stamps.com Inc Sale 400 225.00 90,000
2017-10-24 STMP Stamps.com Inc Sale 28,888 227.94 6,584,615
2017-10-23 STMP Stamps.com Inc Option Ex 400 32.41 12,963
2017-10-24 STMP Stamps.com Inc Option Ex 28,888 43.70 1,262,405
2017-09-21 STMP Stamps.com Inc Option Ex 6,081 32.41 197,085
2017-09-22 STMP Stamps.com Inc Option Ex 27,092 32.41 878,051
2017-09-20 STMP Stamps.com Inc Sale 4,327 210.05 908,903
2017-09-20 STMP Stamps.com Inc Option Ex 4,327 32.41 140,238
2017-09-22 STMP Stamps.com Inc Sale 27,092 210.71 5,708,474
2017-09-21 STMP Stamps.com Inc Sale 6,081 210.00 1,277,010
2017-09-11 STMP Stamps.com Inc Sale 39,102 192.58 7,530,380
2017-09-11 STMP Stamps.com Inc Option Ex 37,500 22.48 843,000
2017-09-13 STMP Stamps.com Inc Sale 37,500 201.80 7,567,387
2017-09-13 STMP Stamps.com Inc Option Ex 37,500 32.41 1,215,374
2013-11-08 STMP Stamps.com Inc Sale 8,334 46.53 387,781
2013-11-08 STMP Stamps.com Inc Option Ex 8,334 12.55 104,591
2013-08-09 STMP Stamps.com Inc Sale 7,268 40.14 291,737
2013-08-09 STMP Stamps.com Inc Option Ex 6,268 12.55 78,663
2013-08-08 STMP Stamps.com Inc Sale 900 40.00 36,000
2013-08-08 STMP Stamps.com Inc Option Ex 900 12.55 11,295
2013-08-05 STMP Stamps.com Inc Option Ex 8,666 12.55 108,758
2013-08-06 STMP Stamps.com Inc Option Ex 8,666 12.55 108,758
2013-08-05 STMP Stamps.com Inc Sale 8,666 41.60 360,505
2013-08-07 STMP Stamps.com Inc Option Ex 500 12.55 6,275
2013-08-06 STMP Stamps.com Inc Sale 8,666 40.31 349,326
2013-08-07 STMP Stamps.com Inc Sale 500 40.14 20,070
2012-11-01 STMP Stamps.com Inc Option Ex 16,666 12.55 209,158
2012-11-01 STMP Stamps.com Inc Sale 17,192 27.58 474,206
2012-05-02 STMP Stamps.com Inc Sale 1,800 28.34 51,021
2012-04-30 STMP Stamps.com Inc Sale 7,646 29.59 226,283
2012-05-01 STMP Stamps.com Inc Sale 10,400 29.53 307,091
2012-04-30 STMP Stamps.com Inc Option Ex 7,646 12.55 95,957
2012-05-01 STMP Stamps.com Inc Option Ex 9,910 12.55 124,370
2011-11-02 STMP Stamps.com Inc Option Ex 55,000 13.25 728,750
2011-11-01 STMP Stamps.com Inc Option Ex 55,000 13.10 720,500
2011-11-03 STMP Stamps.com Inc Sale 55,000 28.03 1,541,815
2011-11-02 STMP Stamps.com Inc Sale 55,000 28.43 1,563,925
2011-11-03 STMP Stamps.com Inc Option Ex 53,000 11.92 631,972
2011-11-01 STMP Stamps.com Inc Sale 55,000 29.89 1,644,115
2010-08-19 STMP Stamps.com Inc Sale 4,000 11.00 44,012
2010-08-12 STMP Stamps.com Inc Sale 10,000 10.67 106,660
2008-02-29 STMP Stamps.com Inc Buy 10,000 9.12 91,190
2006-03-15 STMP Stamps.com Inc Sale 10,000 35.00 350,000
2006-03-15 STMP Stamps.com Inc Option Ex 10,000 17.50 175,000
2006-02-16 STMP Stamps.com Inc Option Ex 10,000 11.96 119,600
2006-02-16 STMP Stamps.com Inc Sale 10,000 31.00 310,050

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Biswas Michael John (Chief Technology Officer of Stamps.com Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.