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Nektar Therapeutics (NKTR) Insider Trading

Total insider buys:
  • $1,135,850.00
Total insider sells:
  • $233,671,924.81
Most recent insider trade:
  • Sept. 9, 2025
Most active insider trader:
  • Howard W Robin
Trader NameDateTitleAmountPriceTypeTotal Value
May 16, 2022SVP3,136$3.95Sell$12,387.20
May 16, 2022CEO36,529$3.95Sell$144,289.55
May 16, 2022Insider21,673$3.95Sell$85,608.35
Feb. 16, 2022CEO12,480$10.95Sell$136,656.00
Feb. 16, 2022Insider10,912$10.95Sell$119,486.40
Feb. 16, 2022CAO2,363$10.95Sell$25,874.85
Feb. 16, 2022SVP4,852$10.95Sell$53,129.40
Feb. 16, 2022CFO7,579$10.95Sell$82,990.05
Nov. 18, 2021CFO3,000$12.69Sell$38,070.00
Nov. 16, 2021CFO21,149$13.16Sell$278,320.84
Sept. 22, 2021Director3,665$17.78Sell$65,163.70
Sept. 8, 2021Director8,000$16.00Sell$128,000.00
Aug. 16, 2021CFO7,867$13.83Sell$108,800.61
Aug. 16, 2021CEO11,515$13.83Sell$159,252.45
Aug. 16, 2021SVP1,910$13.83Sell$26,415.30
Aug. 16, 2021Insider7,662$13.83Sell$105,965.46
Aug. 16, 2021CAO13,339$13.83Sell$184,478.37
July 21, 2021Director3,524$16.81Sell$59,238.44
May 17, 2021SVP1,917$18.30Sell$35,081.10
May 17, 2021Insider31,111$18.30Sell$569,331.30
May 17, 2021CFO7,898$18.30Sell$144,533.40
May 17, 2021CAO13,391$18.30Sell$245,055.30
May 17, 2021CEO11,560$18.30Sell$211,548.00
May 12, 2021Director8,000$19.34Sell$154,720.00
April 14, 2021Director8,000$18.98Sell$151,840.00
Feb. 4, 2021CFO50,000$19.81Sell$990,500.00
Feb. 3, 2021SVP5,344$19.45Sell$103,940.80
Feb. 3, 2021CEO150,000$19.72Sell$2,958,000.00
Feb. 2, 2021CFO50,000$20.17Sell$1,008,500.00
Jan. 28, 2021CAO75,000$18.62Sell$1,396,500.00
Dec. 15, 2020Director1,560$17.82Sell$27,799.20
Nov. 23, 2020Insider16,380$16.40Sell$268,632.00
Sept. 28, 2020Director3,250$17.25Sell$56,062.50
Sept. 25, 2020Director5,500$17.75Sell$97,625.00
Sept. 21, 2020Director2,250$19.74Sell$44,415.00
Sept. 17, 2020CFO2,000$19.96Sell$39,920.00
Sept. 8, 2020Director8,000$18.53Sell$148,240.00
Aug. 17, 2020CAO1,367$19.67Sell$26,888.89
Aug. 17, 2020CEO11,885$19.67Sell$233,777.95
Aug. 17, 2020SVP1,529$19.67Sell$30,075.43
Aug. 17, 2020CFO6,245$19.67Sell$122,839.15
Aug. 17, 2020Insider26,200$19.67Sell$515,354.00
July 9, 2020Director15,009$25.00Sell$375,225.00
April 15, 2020Director8,000$18.38Sell$147,040.00
March 11, 2020Director8,000$16.79Sell$134,320.00
Feb. 18, 2020CEO8,448$22.35Sell$188,812.80
Feb. 18, 2020CFO5,938$22.35Sell$132,714.30
Feb. 18, 2020CAO1,394$22.35Sell$31,155.90
Feb. 18, 2020Insider4,774$22.35Sell$106,698.90
Feb. 12, 2020Director8,000$23.50Sell$188,000.00
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  • Insiders are both buying and selling Nektar Therapeutics stock.

  • The insider traders at Nektar Therapeutics are: Howard W Robin, Gil M. Labrucherie, Jonathan Zalevsky, Jillian B. Thomsen, Robert Chess, John Nicholson, Howard W. Robin, Gil M Labrucherie, Stephen K Doberstein, Jillian B Thomsen, Mark Andrew Wilson, Lutz Lingnau, Ivan P Gergel, Maninder Hora, Jeffrey Robert Ajer, R Scott Greer, Dennis L Winger, Christopher A Kuebler, Myriam Curet, Susan Wang, Christopher A. Kuebler, Roy A Whitfield, Karin Eastham, Curet Myriam, Roy Whitfield, John Northcott, Deep Track Capital, Lp, Stephen K. Doberstein, and Katharina Otto-Bernstein

  • The most active insider trader at Nektar Therapeutics is Howard W Robin with 57 trades.

  • Howard W Robin has sold the most Nektar Therapeutics stock with a total value of $85,497,297.88.

  • Roy A Whitfield has bought the most Nektar Therapeutics stock with a total value of $1,256,500.00.

  • The most recent insider trade for Nektar Therapeutics was on Sept. 9, 2025.

  • The single biggest insider buy for Nektar Therapeutics was from Roy A Whitfield with a total value of $628,250.00 on Aug. 10, 2017.

  • The single biggest insider sell for Nektar Therapeutics was from John Nicholson with a total value of $21,853,694.88 on March 7, 2018.