Insider Stock Trading History of Whitfield Roy A


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 Whitfield Roy A since year 2005. The trader's CIK number is 936728. At the time of this reporting, Whitfield Roy A is the Director of Nektar Therapeutics . (stock ticker symbol NKTR). See this page for all insider trading activities at Nektar Therapeutics .

Note that in the past WHITFIELD ROY A also reported insider trading activities as an insider of the following companies:
Stock purchases, sales, and option exercises reported by insider Whitfield Roy A since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2017-08-10 NKTR Nektar Therapeutics Buy 35,000 17.95 628,250
2017-03-15 NKTR Nektar Therapeutics Option Ex 14,000 8.37 117,179
2016-09-23 NKTR Nektar Therapeutics Option Ex 46,000 6.22 286,120
2016-09-15 NKTR Nektar Therapeutics Option Ex 15,000 .00 0
2016-08-12 ILMN Illumina Inc Option Ex 4,000 42.82 171,280
2016-08-12 ILMN Illumina Inc Sale 4,000 167.22 668,880
2016-06-13 ILMN Illumina Inc Option Ex 2,000 42.82 85,640
2016-06-13 ILMN Illumina Inc Sale 3,800 140.44 533,672
2016-04-12 ILMN Illumina Inc Sale 4,000 170.00 680,000
2016-04-12 ILMN Illumina Inc Option Ex 4,000 42.82 171,280
2015-12-14 ILMN Illumina Inc Sale 3,750 175.07 656,512
2015-12-14 ILMN Illumina Inc Option Ex 3,750 36.29 136,087
2015-09-11 NKTR Nektar Therapeutics Option Ex 15,000 8.81 132,150
2015-09-04 ILMN Illumina Inc Sale 4,500 192.63 866,835
2015-08-05 ILMN Illumina Inc Option Ex 4,500 37.72 169,717
2015-08-05 ILMN Illumina Inc Sale 4,500 215.22 968,490
2015-09-04 ILMN Illumina Inc Option Ex 4,500 36.29 163,305
2015-07-06 ILMN Illumina Inc Option Ex 4,500 39.14 176,130
2015-07-06 ILMN Illumina Inc Sale 4,500 218.21 981,922
2015-06-05 ILMN Illumina Inc Sale 4,500 207.49 933,705
2015-06-05 ILMN Illumina Inc Option Ex 4,500 39.14 176,130
2015-05-05 ILMN Illumina Inc Sale 4,500 188.42 847,890
2015-05-05 ILMN Illumina Inc Option Ex 4,500 39.14 176,130
2015-04-06 ILMN Illumina Inc Option Ex 4,600 19.61 90,206
2015-04-06 ILMN Illumina Inc Sale 4,600 181.32 834,072
2015-03-05 ILMN Illumina Inc Sale 4,600 193.75 891,250
2015-03-05 ILMN Illumina Inc Option Ex 4,600 19.61 90,206
2014-11-17 ILMN Illumina Inc Option Ex 4,000 19.61 78,440
2014-11-17 ILMN Illumina Inc Sale 4,000 178.26 713,040
2014-08-15 ILMN Illumina Inc Option Ex 4,000 19.61 78,440
2014-08-15 ILMN Illumina Inc Sale 4,000 169.28 677,120
2014-05-15 ILMN Illumina Inc Sale 4,000 143.71 574,840
2014-05-15 ILMN Illumina Inc Option Ex 4,000 19.61 78,440
2014-02-24 ILMN Illumina Inc Sale 2,000 175.26 350,520
2014-02-24 ILMN Illumina Inc Option Ex 2,000 19.61 39,220
2013-12-17 INCY Incyte Corp Option Ex 45,000 7.32 329,400
2013-11-25 ILMN Illumina Inc Option Ex 2,000 19.61 39,220
2013-11-25 ILMN Illumina Inc Sale 2,000 100.00 200,000
2013-11-18 INCY Incyte Corp Sale 50,000 47.37 2,368,500
2013-09-03 ILMN Illumina Inc Option Ex 2,000 19.61 39,220
2013-09-03 ILMN Illumina Inc Sale 2,000 78.49 156,980
2013-08-19 INCY Incyte Corp Sale 50,000 26.70 1,335,000
2013-08-05 NKTR Nektar Therapeutics Option Ex 12,500 11.41 142,625
2013-08-05 NKTR Nektar Therapeutics Sale 12,500 12.41 155,125
2013-05-17 INCY Incyte Corp Sale 40,000 23.08 923,199
2013-03-14 INCY Incyte Corp Sale 10,000 25.08 250,799
2013-03-01 INCY Incyte Corp Sale 10,000 22.56 225,600
2013-02-19 INCY Incyte Corp Sale 30,000 21.82 654,600
2012-05-24 INCY Incyte Corp Sale 20,000 22.27 445,400
2012-03-21 INCY Incyte Corp Option Ex 14,000 4.15 58,100
2012-03-19 INCY Incyte Corp Option Ex 36,000 3.33 119,880
2012-02-17 INCY Incyte Corp Sale 20,000 17.53 350,600
2011-06-16 INCY Incyte Corp Sale 4,502 18.02 81,126
2011-06-17 INCY Incyte Corp Sale 15,498 18.04 279,583
2011-06-02 ILMN Illumina Inc Sale 2,000 72.15 144,300
2011-06-02 ILMN Illumina Inc Option Ex 800 19.61 15,688
2011-05-11 INCY Incyte Corp Sale 10,000 20.02 200,200
2011-05-12 INCY Incyte Corp Sale 10,000 20.21 202,140
2011-05-09 INCY Incyte Corp Sale 10,000 19.78 197,800
2011-05-05 INCY Incyte Corp Sale 10,000 19.24 192,440
2011-04-05 INCY Incyte Corp Sale 10,000 16.03 160,260
2011-03-25 INCY Incyte Corp Sale 10,000 14.70 146,950
2011-03-07 NKTR Nektar Therapeutics Option Ex 10,000 .00 0
2010-12-23 INCY Incyte Corp Sale 10,000 17.11 171,090
2010-12-22 INCY Incyte Corp Sale 10,000 17.00 170,000
2010-11-16 INCY Incyte Corp Sale 10,000 16.01 160,100
2010-11-17 INCY Incyte Corp Sale 1,000 15.90 15,900
2010-10-25 INCY Incyte Corp Sale 29,523 16.99 501,595
2010-10-22 INCY Incyte Corp Sale 4,730 16.95 80,173
2010-04-26 ILMN Illumina Inc Sale 3,000 36.89 110,676
2010-04-26 ILMN Illumina Inc Option Ex 3,000 19.61 58,830
2010-01-25 ILMN Illumina Inc Option Ex 3,000 19.61 58,830
2010-01-25 ILMN Illumina Inc Sale 3,000 36.55 109,644
2009-10-26 ILMN Illumina Inc Option Ex 3,000 19.61 58,830
2009-10-26 ILMN Illumina Inc Sale 3,000 41.45 124,335
2009-08-10 ILMN Illumina Inc Sale 3,000 36.15 108,453
2009-08-10 ILMN Illumina Inc Option Ex 3,000 19.61 58,830
2009-05-28 ILMN Illumina Inc Option Ex 14,456 14.09 203,612
2009-05-28 ILMN Illumina Inc Sale 14,456 35.57 514,142
2008-11-14 NKTR Nektar Therapeutics Option Ex 5,000 .00 0

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 Whitfield Roy A (Director of Nektar Therapeutics at the time of this reporting) see the Securities and Exchange Commission (SEC) website.