Insider Stock Trading History of Doubleday Richard


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 Doubleday Richard since year 2005. The trader's CIK number is 1466545. At the time of this reporting, Doubleday Richard is the EVP, Chief Commercial Officer of Dexcom Inc . (stock ticker symbol DXCM). See this page for all insider trading activities at Dexcom Inc .


Stock purchases, sales, and option exercises reported by insider Doubleday Richard since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2017-10-23 DXCM Dexcom Inc Sale 1,635 44.82 73,274
2017-09-25 DXCM Dexcom Inc Sale 1,635 69.77 114,080
2017-08-23 DXCM Dexcom Inc Sale 1,635 75.26 123,053
2017-06-23 DXCM Dexcom Inc Sale 3,187 78.22 249,274
2017-05-23 DXCM Dexcom Inc Sale 3,182 68.29 217,289
2017-04-24 DXCM Dexcom Inc Sale 3,182 75.78 241,131
2017-03-23 DXCM Dexcom Inc Sale 3,182 76.38 243,028
2017-02-23 DXCM Dexcom Inc Sale 3,182 78.42 249,529
2017-01-23 DXCM Dexcom Inc Sale 3,182 79.50 252,978
2016-12-23 DXCM Dexcom Inc Sale 3,182 62.17 197,831
2016-11-23 DXCM Dexcom Inc Sale 3,182 70.19 223,350
2016-10-24 DXCM Dexcom Inc Sale 3,182 81.12 258,111
2016-09-23 DXCM Dexcom Inc Sale 3,182 93.97 298,999
2016-08-23 DXCM Dexcom Inc Sale 3,182 90.89 289,224
2016-07-25 DXCM Dexcom Inc Sale 3,182 87.31 277,820
2016-05-23 DXCM Dexcom Inc Sale 1,674 63.59 106,446
2016-04-25 DXCM Dexcom Inc Sale 1,666 69.15 115,205
2016-03-23 DXCM Dexcom Inc Sale 1,666 61.76 102,893
2016-01-25 DXCM Dexcom Inc Sale 1,666 73.34 122,182
2015-12-23 DXCM Dexcom Inc Sale 1,666 82.22 136,978
2015-11-23 DXCM Dexcom Inc Sale 1,666 85.85 143,024
2015-11-09 DXCM Dexcom Inc Option Ex 3,000 8.54 25,628
2015-11-09 DXCM Dexcom Inc Sale 3,000 83.68 251,031
2015-10-23 DXCM Dexcom Inc Sale 1,666 79.27 132,058
2015-09-23 DXCM Dexcom Inc Sale 4,217 97.00 409,061
2015-08-24 DXCM Dexcom Inc Sale 1,666 80.96 134,874
2015-07-23 DXCM Dexcom Inc Sale 9,641 85.37 823,013
2015-05-27 DXCM Dexcom Inc Sale 3,258 70.73 230,431
2015-03-23 DXCM Dexcom Inc Sale 4,000 61.25 244,992
2015-03-23 DXCM Dexcom Inc Option Ex 4,000 6.03 24,120
2015-03-12 DXCM Dexcom Inc Sale 20,000 59.11 1,182,180
2015-03-12 DXCM Dexcom Inc Option Ex 20,000 9.80 196,000
2015-02-23 DXCM Dexcom Inc Option Ex 4,000 6.03 24,120
2015-02-23 DXCM Dexcom Inc Sale 4,000 63.58 254,336
2015-01-23 DXCM Dexcom Inc Option Ex 4,000 6.03 24,120
2015-01-23 DXCM Dexcom Inc Sale 4,000 58.22 232,864
2014-12-23 DXCM Dexcom Inc Option Ex 4,000 6.03 24,120
2014-12-23 DXCM Dexcom Inc Sale 4,000 54.69 218,776
2014-11-24 DXCM Dexcom Inc Sale 4,000 50.36 201,448
2014-11-24 DXCM Dexcom Inc Option Ex 4,000 6.03 24,120
2014-11-24 DXCM Dexcom Inc Sale 4,000 50.36 201,448
2014-11-24 DXCM Dexcom Inc Option Ex 4,000 6.03 24,120
2014-10-23 DXCM Dexcom Inc Option Ex 4,000 6.03 24,120
2014-10-23 DXCM Dexcom Inc Sale 4,000 43.58 174,308
2014-09-23 DXCM Dexcom Inc Option Ex 4,000 6.03 24,120
2014-09-23 DXCM Dexcom Inc Sale 4,000 40.31 161,260
2014-08-25 DXCM Dexcom Inc Sale 4,000 44.35 177,408
2014-08-25 DXCM Dexcom Inc Option Ex 4,000 6.03 24,120
2014-08-19 DXCM Dexcom Inc Option Ex 20,000 9.80 196,000
2014-08-19 DXCM Dexcom Inc Sale 20,000 45.01 900,280
2014-07-23 DXCM Dexcom Inc Option Ex 4,000 6.03 24,120
2014-07-23 DXCM Dexcom Inc Sale 4,000 38.16 152,656
2014-06-23 DXCM Dexcom Inc Sale 4,000 40.98 163,924
2014-06-23 DXCM Dexcom Inc Option Ex 4,000 6.03 24,120
2014-06-05 DXCM Dexcom Inc Sale 4,000 35.59 142,356
2014-06-05 DXCM Dexcom Inc Option Ex 4,000 6.03 24,120
2014-05-23 DXCM Dexcom Inc Sale 18,750 32.89 616,612
2014-04-23 DXCM Dexcom Inc Option Ex 4,000 6.03 24,120
2014-04-23 DXCM Dexcom Inc Sale 4,000 35.92 143,688
2014-03-11 DXCM Dexcom Inc Option Ex 50,000 6.03 301,500
2014-03-11 DXCM Dexcom Inc Sale 50,000 46.42 2,321,250
2013-05-09 DXCM Dexcom Inc Sale 1,272 19.56 24,875
2013-03-11 DXCM Dexcom Inc Sale 5,100 15.63 79,697

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 Doubleday Richard (EVP, Chief Commercial Officer of Dexcom Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.