Insider Trading activities of Nektar Therapeutics insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Nektar Therapeutics since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Nektar Therapeutics since year 2005. Table 2 shows the detailed insider transactions of Nektar Therapeutics since 2005. The reporting company's ticker symbol is NKTR. The reporting company's CIK number is 906709.
The total value of stock buying since 2005 is $1,072,554.
The total value of stock sales since 2005 is $99,153,486.
The total value of stock option exercises since 2005 is $52,197,955.


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Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Nektar Therapeutics (NKTR).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-11 0 $0 500,684 $14,187,019 544,374 $5,633,924
2017-10 0 $0 311,297 $7,603,650 311,297 $3,429,111
2017-09 0 $0 142,029 $3,172,125 126,629 $1,422,983
2017-08 35,000 $628,250 107,370 $2,071,175 83,334 $945,007
2017-07 0 $0 130,000 $2,731,929 130,000 $1,531,798
2017-06 0 $0 101,700 $1,956,707 165,000 $1,076,549
2017-05 0 $0 28,474 $557,864 5,000 $41,849
2017-04 0 $0 307,000 $6,638,150 300,000 $3,586,397
2017-03 0 $0 317,500 $5,324,123 331,500 $2,517,581
2017-02 0 $0 213,610 $2,740,133 237,500 $1,119,074
2017-01 0 $0 87,500 $1,080,625 87,500 $406,875
2016-12 0 $0 87,500 $1,071,000 87,500 $406,875
2016-11 0 $0 101,924 $1,414,980 87,500 $406,875
2016-10 15,000 $202,500 87,500 $1,492,750 87,500 $406,875
2016-09 0 $0 116,000 $2,105,659 238,500 $692,995
2016-08 0 $0 33,736 $590,900 5,000 $25,750
2016-07 0 $0 105,000 $1,579,500 105,000 $490,750
2016-06 0 $0 5,000 $77,500 5,000 $25,750
2016-05 0 $0 6,192 $84,083 16,126 $0
2016-04 0 $0 15,000 $244,050 15,000 $125,549
2016-03 0 $0 15,000 $176,850 15,000 $99,750
2016-02 0 $0 6,562 $78,214 16,123 $0
2016-01 0 $0 108,334 $1,535,526 108,334 $683,036
2015-12 0 $0 200,002 $3,173,280 200,002 $1,319,412
2015-11 0 $0 270,000 $3,777,492 270,000 $1,813,424
2015-10 0 $0 197,500 $2,183,150 230,000 $1,693,825
2015-09 0 $0 179,998 $2,347,171 194,998 $1,341,036
2015-08 0 $0 411,550 $4,443,341 476,666 $3,675,428
2015-07 0 $0 91,668 $1,079,848 106,668 $771,992
2015-06 0 $0 70,000 $836,900 70,000 $507,800
2015-01 0 $0 15,000 $240,000 15,000 $132,150
2014-12 0 $0 273,556 $4,594,282 273,556 $2,105,190
2014-11 0 $0 866,344 $13,597,796 866,344 $10,495,811
2013-08 0 $0 25,000 $310,250 25,000 $285,250
2013-02 0 $0 0 $0 7,500 $0
2012-12 0 $0 0 $0 7,500 $0
2012-09 5,000 $45,904 12,500 $133,250 12,500 $108,250
2012-07 0 $0 24,001 $204,008 24,001 $146,886
2011-12 0 $0 0 $0 2,500 $0
2011-03 0 $0 4,500 $40,500 74,811 $0
2010-05 0 $0 35,000 $488,110 35,000 $214,200
2009-05 0 $0 596 $3,319 1,639 $0
2009-03 0 $0 0 $0 2,500 $0
2008-11 0 $0 1,364 $5,960 48,356 $0
2007-03 11,000 $124,470 17,700 $216,471 0 $0
2007-01 0 $0 3,592 $52,119 45,000 $601,740
2006-11 1,000 $14,650 0 $0 0 $0
2006-08 1,000 $16,350 0 $0 0 $0
2006-05 1,000 $20,350 1,633 $33,002 0 $0
2006-03 1,000 $20,080 14,781 $292,634 0 $0
2006-01 0 $0 80,000 $1,724,520 101,110 $1,910,208
2005-09 0 $0 40,000 $836,249 0 $0
2005-05 0 $0 1,750 $25,322 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Nektar Therapeutics insiders (NKTR)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-11-13 Nicholson John (SVP & Chief Operating Officer) Sale 15,910 37.78 601,079
2017-11-13 Nicholson John (SVP & Chief Operating Officer) Option Ex 25,000 9.24 231,000
2017-11-08 Doberstein Stephen K (SVP & Chief Scientific Officer) Sale 300,000 30.09 9,027,000
2017-11-08 Doberstein Stephen K (SVP & Chief Scientific Officer) Option Ex 300,000 9.53 2,859,000
2017-11-07 Doberstein Stephen K (SVP & Chief Scientific Officer) Sale 75,409 25.78 1,944,044
2017-11-07 Doberstein Stephen K (SVP & Chief Scientific Officer) Option Ex 75,409 9.53 718,647
2017-11-07 Hora Maninder (SVP Pharma Dev & Mfg Ops) Option Ex 34,600 18.10 626,260
2017-11-06 Doberstein Stephen K (SVP & Chief Scientific Officer) Sale 20,914 24.98 522,431
2017-11-06 Doberstein Stephen K (SVP & Chief Scientific Officer) Option Ex 20,914 9.53 199,310
2017-11-06 Hora Maninder (SVP Pharma Dev & Mfg Ops) Sale 5,117 25.07 128,283
2017-11-06 Hora Maninder (SVP Pharma Dev & Mfg Ops) Option Ex 5,117 10.69 54,700
2017-11-01 Robin Howard W (President & CEO) Sale 83,334 23.57 1,964,182
2017-11-01 Robin Howard W (President & CEO) Option Ex 83,334 11.34 945,007
2017-10-09 Robin Howard W (President & CEO) Sale 83,333 24.20 2,016,658
2017-10-09 Robin Howard W (President & CEO) Option Ex 83,333 11.34 944,996
2017-10-05 Doberstein Stephen K (SVP & Chief Scientific Officer) Sale 43,677 24.97 1,090,614
2017-10-05 Doberstein Stephen K (SVP & Chief Scientific Officer) Option Ex 43,677 9.53 416,241
2017-10-05 Hora Maninder (SVP Pharma Dev & Mfg Ops) Sale 7,583 25.00 189,575
2017-10-05 Hora Maninder (SVP Pharma Dev & Mfg Ops) Option Ex 7,583 10.69 81,062
2017-10-02 Labrucherie Gil M (SVP & Chief Financial Officer) Sale 120,000 24.45 2,934,000
2017-10-02 Labrucherie Gil M (SVP & Chief Financial Officer) Option Ex 120,000 11.34 1,360,800
2017-10-02 Gergel Ivan P. (SVP & Chief Medical Officer) Sale 56,704 24.21 1,372,803
2017-10-02 Gergel Ivan P. (SVP & Chief Medical Officer) Option Ex 56,704 11.04 626,012
2017-09-29 Gergel Ivan P. (SVP & Chief Medical Officer) Sale 43,296 24.04 1,040,835
2017-09-29 Gergel Ivan P. (SVP & Chief Medical Officer) Option Ex 43,296 11.04 477,987
2017-09-22 Lingnau Lutz (Director) Sale 5,000 21.97 109,850
2017-09-22 Kuebler Christopher A (Director) Sale 4,000 21.86 87,440
2017-09-21 Chess Robert (Director) Sale 6,400 21.72 139,008
2017-09-06 Robin Howard W (President & CEO) Sale 83,333 21.54 1,794,992
2017-09-06 Robin Howard W (President & CEO) Option Ex 83,333 11.34 944,996
2017-08-16 Doberstein Stephen K (SVP & Chief Scientific Officer) Sale 1,701 19.32 32,863
2017-08-16 Hora Maninder (SVP Pharma Dev & Mfg Ops) Sale 2,956 19.32 57,109
2017-08-16 Thomsen Jillian B. (SVP & Chief Accounting Officer) Sale 2,648 19.32 51,159
2017-08-16 Nicholson John (SVP & Chief Operating Officer) Sale 3,177 19.32 61,379
2017-08-16 Labrucherie Gil M (SVP & Chief Financial Officer) Sale 3,177 19.32 61,379
2017-08-16 Gergel Ivan P. (SVP & Chief Medical Officer) Sale 1,997 19.32 38,582
2017-08-16 Robin Howard W (President & CEO) Sale 91,714 19.29 1,768,704
2017-08-16 Robin Howard W (President & CEO) Option Ex 83,334 11.34 945,007
2017-08-10 Whitfield Roy A (Director) Buy 35,000 17.95 628,250
2017-07-18 Gergel Ivan P. (SVP & Chief Medical Officer) Sale 54,920 21.10 1,158,812
2017-07-18 Gergel Ivan P. (SVP & Chief Medical Officer) Option Ex 54,920 11.04 606,316
2017-07-14 Lingnau Lutz (Director) Sale 30,000 20.76 622,800
2017-07-14 Lingnau Lutz (Director) Option Ex 30,000 14.26 427,800
2017-07-12 Gergel Ivan P. (SVP & Chief Medical Officer) Sale 36,691 21.09 773,813
2017-07-12 Gergel Ivan P. (SVP & Chief Medical Officer) Option Ex 36,691 11.04 405,068
2017-07-11 Gergel Ivan P. (SVP & Chief Medical Officer) Sale 8,389 21.04 176,504
2017-07-11 Gergel Ivan P. (SVP & Chief Medical Officer) Option Ex 8,389 11.04 92,614
2017-06-26 Krivulka Joseph J (Director) Option Ex 15,000 8.37 125,549
2017-06-07 Nicholson John (SVP & Chief Operating Officer) Sale 101,700 19.24 1,956,707
2017-06-07 Nicholson John (SVP & Chief Operating Officer) Option Ex 150,000 6.34 951,000
2017-05-16 Doberstein Stephen K (SVP & Chief Scientific Officer) Sale 1,701 19.55 33,254
2017-05-16 Hora Maninder (SVP Pharma Dev & Mfg Ops) Sale 2,959 19.55 57,848
2017-05-16 Thomsen Jillian B. (SVP & Chief Accounting Officer) Sale 2,651 19.55 51,827
2017-05-16 Nicholson John (SVP & Chief Operating Officer) Sale 3,146 19.55 61,504
2017-05-16 Labrucherie Gil M (SVP & Chief Financial Officer) Sale 3,179 19.55 62,149
2017-05-16 Gergel Ivan P. (SVP & Chief Medical Officer) Sale 1,450 19.55 28,347
2017-05-16 Robin Howard W (President & CEO) Sale 8,388 19.55 163,985
2017-05-15 Chess Robert (Director) Sale 5,000 19.79 98,950
2017-05-15 Chess Robert (Director) Option Ex 5,000 8.37 41,849
2017-04-17 Chess Robert (Director) Sale 5,000 18.72 93,600
2017-04-17 Chess Robert (Director) Option Ex 5,000 8.37 41,849
2017-04-07 Lingnau Lutz (Director) Sale 7,000 20.05 140,350
2017-04-05 Doberstein Stephen K (SVP & Chief Scientific Officer) Sale 100,000 21.70 2,170,000
2017-04-05 Doberstein Stephen K (SVP & Chief Scientific Officer) Option Ex 100,000 9.53 952,999
2017-04-05 Hora Maninder (SVP Pharma Dev & Mfg Ops) Sale 180,000 21.70 3,906,000
2017-04-05 Hora Maninder (SVP Pharma Dev & Mfg Ops) Option Ex 180,000 13.70 2,466,000
2017-04-05 Kuebler Christopher A (Director) Sale 15,000 21.88 328,200
2017-04-05 Kuebler Christopher A (Director) Option Ex 15,000 8.37 125,549
2017-03-20 Thomsen Jillian B. (SVP & Chief Accounting Officer) Sale 112,500 19.69 2,215,125
2017-03-20 Thomsen Jillian B. (SVP & Chief Accounting Officer) Option Ex 112,500 9.28 1,043,437
2017-03-15 Whitfield Roy A (Director) Option Ex 14,000 8.37 117,179
2017-03-14 Chess Robert (Director) Sale 5,000 15.41 77,050
2017-03-14 Chess Robert (Director) Option Ex 5,000 8.37 41,849
2017-03-03 Labrucherie Gil M (SVP & Chief Financial Officer) Sale 32,494 15.21 494,233
2017-03-03 Labrucherie Gil M (SVP & Chief Financial Officer) Option Ex 32,494 7.79 253,128
2017-03-02 Labrucherie Gil M (SVP & Chief Financial Officer) Sale 167,506 15.15 2,537,715
2017-03-02 Labrucherie Gil M (SVP & Chief Financial Officer) Option Ex 167,506 6.34 1,061,988
2017-02-21 Lingnau Lutz (Director) Sale 30,000 13.08 392,400
2017-02-21 Lingnau Lutz (Director) Option Ex 30,000 5.14 154,200
2017-02-16 Doberstein Stephen K (SVP & Chief Scientific Officer) Sale 1,261 13.14 16,569
2017-02-16 Hora Maninder (SVP Pharma Dev & Mfg Ops) Sale 2,195 13.14 28,842
2017-02-16 Thomsen Jillian B. (SVP & Chief Accounting Officer) Sale 1,965 13.14 25,820
2017-02-16 Nicholson John (SVP & Chief Operating Officer) Sale 3,237 13.14 42,534
2017-02-16 Labrucherie Gil M (SVP & Chief Financial Officer) Sale 2,359 13.14 30,997
2017-02-16 Gergel Ivan P. (SVP & Chief Medical Officer) Sale 1,457 13.14 19,144
2017-02-16 Robin Howard W (President & CEO) Sale 8,636 13.14 113,477
2017-02-10 Nicholson John (SVP & Chief Operating Officer) Option Ex 45,000 4.65 209,250
2017-02-08 Robin Howard W (President & CEO) Sale 87,500 13.04 1,141,000
2017-02-08 Robin Howard W (President & CEO) Option Ex 87,500 4.65 406,875
2017-02-03 Nicholson John (SVP & Chief Operating Officer) Sale 8,505 12.48 106,142
2017-02-03 Nicholson John (SVP & Chief Operating Officer) Option Ex 8,505 4.65 39,548
2017-02-02 Nicholson John (SVP & Chief Operating Officer) Sale 66,495 12.38 823,208
2017-02-02 Nicholson John (SVP & Chief Operating Officer) Option Ex 66,495 4.65 309,201
2017-01-17 Robin Howard W (President & CEO) Sale 87,500 12.35 1,080,625
2017-01-17 Robin Howard W (President & CEO) Option Ex 87,500 4.65 406,875
2016-12-07 Robin Howard W (President & CEO) Sale 87,500 12.24 1,071,000
2016-12-07 Robin Howard W (President & CEO) Option Ex 87,500 4.65 406,875
2016-11-17 Robin Howard W (President & CEO) Sale 87,500 13.87 1,213,625
2016-11-17 Robin Howard W (President & CEO) Option Ex 87,500 4.65 406,875
2016-11-16 Doberstein Stephen K (SVP & Chief Scientific Officer) Sale 670 13.96 9,353
2016-11-16 Hora Maninder (SVP Pharma Dev & Mfg Ops) Sale 1,654 13.96 23,089
2016-11-16 Thomsen Jillian B. (SVP & Chief Accounting Officer) Sale 1,986 13.96 27,724
2016-11-16 Nicholson John (SVP & Chief Operating Officer) Sale 1,654 13.96 23,089
2016-11-16 Labrucherie Gil M (SVP & Chief Financial Officer) Sale 1,654 13.96 23,089
2016-11-16 Gergel Ivan P. (SVP & Chief Medical Officer) Sale 848 13.96 11,838
2016-11-16 Robin Howard W (President & CEO) Sale 5,958 13.96 83,173
2016-10-24 Greer R Scott (Director) Buy 15,000 13.50 202,500
2016-10-04 Robin Howard W (President & CEO) Sale 87,500 17.06 1,492,750
2016-10-04 Robin Howard W (President & CEO) Option Ex 87,500 4.65 406,875
2016-09-23 Whitfield Roy A (Director) Option Ex 46,000 6.22 286,120
2016-09-16 Kuebler Christopher A (Director) Sale 7,500 19.13 143,475
2016-09-15 Lingnau Lutz (Director) Sale 9,000 19.06 171,540
2016-09-15 Lingnau Lutz (Director) Option Ex 15,000 .00 0
2016-09-15 Krivulka Joseph J (Director) Option Ex 15,000 .00 0
2016-09-15 Kuebler Christopher A (Director) Option Ex 15,000 .00 0
2016-09-15 Chess Robert (Director) Sale 12,000 19.21 230,520
2016-09-15 Chess Robert (Director) Option Ex 15,000 .00 0
2016-09-15 Winger Dennis L (Director) Option Ex 15,000 .00 0
2016-09-15 Greer R Scott (Director) Option Ex 15,000 .00 0
2016-09-15 Whitfield Roy A (Director) Option Ex 15,000 .00 0
2016-09-01 Robin Howard W (President & CEO) Sale 87,500 17.83 1,560,124
2016-09-01 Robin Howard W (President & CEO) Option Ex 87,500 4.65 406,875
2016-08-16 Doberstein Stephen K (SVP & Chief Scientific Officer) Sale 1,336 17.56 23,460
2016-08-16 Hora Maninder (SVP Pharma Dev & Mfg Ops) Sale 3,305 17.56 58,035
2016-08-16 Thomsen Jillian B. (SVP & Chief Accounting Officer) Sale 3,971 17.56 69,730
2016-08-16 Nicholson John (SVP & Chief Operating Officer) Sale 3,317 17.56 58,246
2016-08-16 Labrucherie Gil M (SVP & Chief Financial Officer) Sale 3,305 17.56 58,035
2016-08-16 Gergel Ivan P. (SVP & Chief Medical Officer) Sale 1,685 17.56 29,588
2016-08-16 Robin Howard W (President & CEO) Sale 11,817 17.56 207,506
2016-08-01 Chess Robert (Director) Sale 5,000 17.26 86,300
2016-08-01 Chess Robert (Director) Option Ex 5,000 5.15 25,750
2016-07-11 Thomsen Jillian B. (SVP & Chief Accounting Officer) Sale 100,000 15.09 1,509,000
2016-07-11 Thomsen Jillian B. (SVP & Chief Accounting Officer) Option Ex 100,000 4.65 465,000
2016-07-01 Chess Robert (Director) Sale 5,000 14.10 70,500
2016-07-01 Chess Robert (Director) Option Ex 5,000 5.15 25,750
2016-06-01 Chess Robert (Director) Sale 5,000 15.50 77,500
2016-06-01 Chess Robert (Director) Option Ex 5,000 5.15 25,750
2016-05-17 Doberstein Stephen K (SVP & Chief Scientific Officer) Sale 339 13.58 4,603
2016-05-17 Hora Maninder (SVP Pharma Dev & Mfg Ops) Sale 835 13.58 11,339
2016-05-17 Thomsen Jillian B. (SVP & Chief Accounting Officer) Sale 724 13.58 9,831
2016-05-17 Nicholson John (SVP & Chief Financial Officer) Sale 856 13.58 11,624
2016-05-17 Labrucherie Gil M (SVP & General Counsel) Sale 836 13.58 11,352
2016-05-17 Gergel Ivan P. (SVP & Chief Medical Officer) Sale 432 13.58 5,866
2016-05-17 Robin Howard W (President & CEO) Sale 2,170 13.58 29,468
2016-05-16 Doberstein Stephen K (SVP & Chief Scientific Officer) Option Ex 875 .00 0
2016-05-16 Hora Maninder (SVP Pharma Dev & Mfg Ops) Option Ex 2,167 .00 0
2016-05-16 Thomsen Jillian B. (SVP & Chief Accounting Officer) Option Ex 1,875 .00 0
2016-05-16 Nicholson John (SVP & Chief Financial Officer) Option Ex 2,167 .00 0
2016-05-16 Labrucherie Gil M (SVP & General Counsel) Option Ex 2,167 .00 0
2016-05-16 Gergel Ivan P. (SVP & Chief Medical Officer) Option Ex 1,250 .00 0
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Insider trading activities including stock purchases, stock sales, and option exercises of NKTR listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Nektar Therapeutics (symbol NKTR, CIK number 906709) see the Securities and Exchange Commission (SEC) website.