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| 20 Feb 2024 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 20,033 | $0.68 | $13,622 20 Feb 2024 | 879,889 | ↗ |
| 17 Nov 2023 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 19,877 | $0.49 | $9,740 17 Nov 2023 | 899,922 | ↗ |
| 16 Aug 2023 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 19,998 | $0.78 | $15,598 16 Aug 2023 | 919,799 | ↗ |
| 16 May 2023 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 20,361 | $0.72 | $14,660 16 May 2023 | 939,797 | ↗ |
| 16 Feb 2023 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 19,635 | $3.00 | $58,905 16 Feb 2023 | 960,158 | ↗ |
| 16 Nov 2022 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 38,014 | $3.57 | $135,710 16 Nov 2022 | 979,793 | ↗ |
| 15 Aug 2022 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 13,759 | $4.76 | $65,493 15 Aug 2022 | 1,017,807 | ↗ |
| 15 May 2022 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 36,529 | $3.95 | $144,290 15 May 2022 | 620,941 | ↗ |
| 16 Feb 2022 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 12,480 | $10.95 | $136,656 16 Feb 2022 | 589,020 | ↗ |
| 15 Nov 2021 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 42,773 | $13.16 | $562,893 15 Nov 2021 | 475,450 | ↗ |
| 16 Aug 2021 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 11,515 | $13.83 | $159,252 16 Aug 2021 | 424,123 | ↗ |
| 17 May 2021 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 11,560 | $18.30 | $211,548 17 May 2021 | 435,638 | ↗ |
| 16 Feb 2021 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 11,495 | $22.37 | $257,143 16 Feb 2021 | 447,198 | ↗ |
| 2 Feb 2021 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 450,000 | $8.80 | $3,960,000 2 Feb 2021 | 608,693 | ↗ |
| 16 Nov 2020 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 11,975 | $16.93 | $202,737 16 Nov 2020 | 352,043 | ↗ |
| 17 Aug 2020 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 11,885 | $19.67 | $233,778 17 Aug 2020 | 364,018 | ↗ |
| 18 May 2020 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 8,968 | $22.51 | $201,870 18 May 2020 | 375,903 | ↗ |
| 18 Feb 2020 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 8,448 | $22.35 | $188,813 18 Feb 2020 | 384,871 | ↗ |
| 18 Nov 2019 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 13,556 | $17.97 | $243,601 18 Nov 2019 | 299,219 | ↗ |
| 15 Oct 2019 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 100,000 | $7.21 | $721,000 15 Oct 2019 | 346,108 | ↗ |
| 23 Aug 2019 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 30,000 | $16.31 | $489,300 23 Aug 2019 | 312,775 | ↗ |
| 16 Aug 2019 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 12,551 | $18.15 | $227,801 16 Aug 2019 | 282,775 | ↗ |
| 23 Jul 2019 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 100,000 | $7.21 | $721,000 23 Jul 2019 | 328,659 | ↗ |
| 21 May 2019 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 100,000 | $7.21 | $721,000 21 May 2019 | 328,659 | ↗ |
| 16 May 2019 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 13,383 | $31.37 | $419,825 16 May 2019 | 295,326 | ↗ |
| 19 Feb 2019 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 108,882 | $42.19 | $4,593,732 19 Feb 2019 | 308,709 | ↗ |
| 16 Nov 2018 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 15,326 | $38.25 | $586,220 16 Nov 2018 | 249,141 | ↗ |
| 25 Jun 2018 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 130,000 | $10.69 | $1,389,700 25 Jun 2018 | 267,689 | ↗ |
| 16 May 2018 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 12,791 | $83.39 | $1,066,641 16 May 2018 | 224,356 | ↗ |
| 1 May 2018 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 130,000 | $10.69 | $1,389,700 1 May 2018 | 280,480 | ↗ |
| 16 Feb 2018 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 12,788 | $82.94 | $1,060,637 16 Feb 2018 | 237,147 | ↗ |
| 22 Jan 2018 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 83,333 | $11.34 | $944,996 22 Jan 2018 | 333,268 | ↗ |
| 13 Dec 2017 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 83,333 | $11.34 | $944,996 13 Dec 2017 | 272,768 | ↗ |
| 1 Nov 2017 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 83,334 | $11.34 | $945,008 1 Nov 2017 | 235,838 | ↗ |
| 9 Oct 2017 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 83,333 | $11.34 | $944,996 9 Oct 2017 | 235,837 | ↗ |
| 6 Sep 2017 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 83,333 | $11.34 | $944,996 6 Sep 2017 | 235,837 | ↗ |
| 16 Aug 2017 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 91,714 | $19.26 | $1,766,412 16 Aug 2017 | 152,504 | ↗ |
| 16 May 2017 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 8,388 | $19.55 | $163,985 16 May 2017 | 160,884 | ↗ |
| 16 Feb 2017 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 8,636 | $13.14 | $113,477 16 Feb 2017 | 169,272 | ↗ |
| 16 Feb 2017 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 8,636 | $13.14 | $113,477 16 Feb 2017 | 169,272 | ↗ |
| 8 Feb 2017 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 87,500 | $4.65 | $406,875 8 Feb 2017 | 265,408 | ↗ |
| 8 Feb 2017 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 87,500 | $4.65 | $406,875 8 Feb 2017 | 265,408 | ↗ |
| 17 Jan 2017 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 87,500 | $4.65 | $406,875 17 Jan 2017 | 265,408 | ↗ |
| 17 Jan 2017 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 87,500 | $4.65 | $406,875 17 Jan 2017 | 265,408 | ↗ |
| 7 Dec 2016 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 87,500 | $4.65 | $406,875 7 Dec 2016 | 210,408 | ↗ |
| 7 Dec 2016 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 87,500 | $4.65 | $406,875 7 Dec 2016 | 210,408 | ↗ |
| 16 Nov 2016 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 93,458 | $13.88 | $1,297,197 16 Nov 2016 | 122,908 | ↗ |
| 16 Nov 2016 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 93,458 | $13.88 | $1,297,197 16 Nov 2016 | 122,908 | ↗ |
| 4 Oct 2016 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 87,500 | $4.65 | $406,875 4 Oct 2016 | 216,366 | ↗ |
| 4 Oct 2016 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 87,500 | $4.65 | $406,875 4 Oct 2016 | 216,366 | ↗ |
| 1 Sep 2016 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 87,500 | $4.65 | $406,875 1 Sep 2016 | 216,366 | ↗ |
| 1 Sep 2016 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 87,500 | $4.65 | $406,875 1 Sep 2016 | 216,366 | ↗ |
| 16 Aug 2016 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 11,817 | $17.56 | $207,507 16 Aug 2016 | 128,866 | ↗ |
| 16 Aug 2016 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Sale | 11,817 | $17.56 | $207,507 16 Aug 2016 | 128,866 | ↗ |
| 16 May 2016 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 5,625 | $13.91 | $78,244 16 May 2016 | 19,103 | ↗ |
| 16 Feb 2016 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 5,625 | $11.54 | $64,913 16 Feb 2016 | 15,625 | ↗ |
| 10 Feb 2016 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 66,666 | $6.46 | $430,662 10 Feb 2016 | 76,666 | ↗ |
| 19 Jan 2016 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 66,667 | $6.46 | $430,669 19 Jan 2016 | 76,667 | ↗ |
| 3 Dec 2015 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 125,001 | $6.70 | $837,507 3 Dec 2015 | 135,001 | ↗ |
| 11 Nov 2015 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 125,000 | $6.70 | $837,500 11 Nov 2015 | 135,000 | ↗ |
| 6 Oct 2015 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 125,000 | $6.70 | $837,500 6 Oct 2015 | 135,000 | ↗ |
| 23 Sep 2015 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 124,999 | $6.70 | $837,493 23 Sep 2015 | 134,999 | ↗ |
| 13 Aug 2015 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 58,333 | $6.98 | $407,164 13 Aug 2015 | 68,333 | ↗ |
| 14 Jul 2015 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 58,334 | $6.98 | $407,171 14 Jul 2015 | 68,334 | ↗ |
| 28 Nov 2014 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 350,000 | $6.98 | $2,443,000 28 Nov 2014 | 219,056 | ↗ |
| 24 Nov 2014 | NKTRNektar Therapeutics | Howard W Robin President and CEO | Option | 600,000 | $14.52 | $8,712,000 24 Nov 2014 | 477,200 | ↗ |
