$0.4923
0.001900.39%
At close: -
$0.5501
0.0611.74%
After Hours: 9:28 AM EDT
Track the latest Nektar Therapeutics insider trading activity. Stay informed on recent buys, sells, and market impact for Nektar Therapeutics stock.
Insider trading activity involves company insiders, such as executives, directors, and employees, engaging in transactions of their own company's stock. Insiders' buy and sell transactions provide valuable insights into their confidence in the company's future performance.
Insiders have report no purchases/sales in the last 30 days.
Feb 21, 2025 | Jonathan Zalevsky | CHIEF R&D OFFICER | -10.30K | $1.01 | -$10.40K | SELL | -3.15% | 316.60K | Feb 19 | View |
Feb 21, 2025 | Mark A. Wilson | CHIEF LEGAL OFFICER | -11.04K | $1.01 | -$11.15K | SELL | -3.29% | 324.29K | Feb 19 | View |
Feb 21, 2025 | HOWARD ROBIN | PRESIDENT & CEO | -23.77K | $1.01 | -$24.01K | SELL | -2.14% | 1.09M | Feb 19 | View |
Dec 26, 2024 | Mark A. Wilson | CHIEF LEGAL OFFICER | -49.96K | $0.90 | -$44.80K | SELL | -12.97% | 335.33K | Dec 23 - Dec 24 | View |
Dec 20, 2024 | Jonathan Zalevsky | CHIEF R&D OFFICER | -51.12K | $0.94 | -$48.05K | SELL | -13.52% | 326.90K | Dec 19 | View |
Dec 19, 2024 | HOWARD ROBIN | PRESIDENT & CEO | -132.03K | $1.00 | -$131.65K | SELL | -10.62% | 1.11M | Dec 17 - Dec 18 | View |
Nov 20, 2024 | Jonathan Zalevsky | CHIEF R&D OFFICER | -7.79K | $1.01 | -$7.86K | SELL | -3.10% | 243.02K | Nov 19 | View |
Nov 20, 2024 | Mark A. Wilson | CHIEF LEGAL OFFICER | -6.41K | $1.01 | -$6.47K | SELL | -2.84% | 218.86K | Nov 19 | View |
Nov 20, 2024 | HOWARD ROBIN | PRESIDENT & CEO | -16.28K | $1.01 | -$16.44K | SELL | -1.92% | 832.49K | Nov 19 | View |
Aug 20, 2024 | Jonathan Zalevsky | CHIEF R&D OFFICER | -6.87K | $1.28 | -$8.79K | SELL | -2.66% | 250.80K | Aug 19 | View |
Aug 20, 2024 | Mark A. Wilson | CHIEF LEGAL OFFICER | -5.65K | $1.28 | -$7.23K | SELL | -2.45% | 225.26K | Aug 19 | View |
Aug 20, 2024 | HOWARD ROBIN | PRESIDENT & CEO | -14.88K | $1.28 | -$19.05K | SELL | -1.72% | 848.77K | Aug 19 | View |
Jun 14, 2024 | ROBERT CHESS | — | -19.50K | $1.20 | -$23.40K | SELL | -7.04% | 257.37K | Jun 14 | View |
May 20, 2024 | HOWARD ROBIN | PRESIDENT & CEO | -16.65K | $1.75 | -$29.14K | SELL | -1.89% | 863.65K | May 17 | View |
May 20, 2024 | Jonathan Zalevsky | CHIEF R&D OFFICER | -7.36K | $1.75 | -$12.87K | SELL | -2.78% | 257.67K | May 17 | View |
May 20, 2024 | Mark A. Wilson | CHIEF LEGAL OFFICER | -6.26K | $1.75 | -$10.96K | SELL | -2.64% | 230.41K | May 17 | View |
May 13, 2024 | Deep Track Capital LPDeep Track Biotechnology Master Fund LtdDAVID KROIN | — | -56.00K | $1.78 | -$99.63K | SELL | -0.30% | 18.34M | May 10 | View |
Feb 22, 2024 | Jonathan Zalevsky | CHIEF R&D OFFICER | -9.01K | $0.68 | -$6.13K | SELL | -3.29% | 265.02K | Feb 20 | View |
Feb 22, 2024 | Mark A. Wilson | CHIEF LEGAL OFFICER | -7.61K | $0.68 | -$5.17K | SELL | -3.11% | 236.67K | Feb 20 | View |
Feb 22, 2024 | HOWARD ROBIN | PRESIDENT & CEO | -20.03K | $0.68 | -$13.62K | SELL | -2.23% | 880.30K | Feb 20 | View |
Nov 20, 2023 | Jonathan Zalevsky | CHIEF R&D OFFICER | -9.65K | $0.49 | -$4.73K | SELL | -3.40% | 274.04K | Nov 17 | View |
Nov 20, 2023 | Mark A. Wilson | CHIEF LEGAL OFFICER | -7.18K | $0.49 | -$3.52K | SELL | -2.86% | 243.78K | Nov 17 | View |
Nov 20, 2023 | HOWARD ROBIN | PRESIDENT & CEO | -19.88K | $0.49 | -$9.74K | SELL | -2.16% | 900.33K | Nov 17 | View |
Sep 20, 2023 | Myriam Curet | DIRECTOR | -4.36K | $0.69 | -$3.01K | SELL | -13.72% | 27.42K | Sep 18 | View |
Sep 20, 2023 | ROBERT CHESS | DIRECTOR | -10.20K | $0.67 | -$6.83K | SELL | -3.55% | 276.87K | Sep 22 | View |
Sep 20, 2023 | Robert Jeffrey Ajer | DIRECTOR | -4.36K | $0.69 | -$3.01K | SELL | -11.32% | 34.15K | Sep 18 | View |
Aug 17, 2023 | Jonathan Zalevsky | CHIEF R&D OFFICER | -9.70K | $0.78 | -$7.57K | SELL | -3.31% | 283.69K | Aug 16 | View |
Aug 17, 2023 | Mark A. Wilson | CHIEF LEGAL OFFICER | -7.22K | $0.78 | -$5.63K | SELL | -2.80% | 250.96K | Aug 16 | View |
Aug 17, 2023 | HOWARD ROBIN | PRESIDENT & CEO | -20.00K | $0.78 | -$15.60K | SELL | -2.13% | 920.21K | Aug 16 | View |
Jun 15, 2023 | ROY WHITFIELD | DIRECTOR | -30.00K | $0.57 | -$17.10K | SELL | -11.27% | 236.25K | Jun 14 | View |
May 17, 2023 | Jonathan Zalevsky | CHIEF R&D OFFICER | -9.79K | $0.72 | -$7.05K | SELL | -3.23% | 293.39K | May 16 | View |
May 17, 2023 | Mark A. Wilson | CHIEF LEGAL OFFICER | -7.54K | $0.72 | -$5.43K | SELL | -2.84% | 257.68K | May 16 | View |
May 17, 2023 | HOWARD ROBIN | PRESIDENT & CEO | -20.36K | $0.72 | -$14.66K | SELL | -2.12% | 940.21K | May 16 | View |
Feb 17, 2023 | Jonathan Zalevsky | CHIEF R&D OFFICER | -10.48K | $3.00 | -$31.45K | SELL | -3.34% | 303.18K | Feb 16 | View |
Feb 17, 2023 | Mark A. Wilson | CHIEF LEGAL OFFICER | -8.28K | $3.00 | -$24.82K | SELL | -3.03% | 265.22K | Feb 16 | View |
Feb 17, 2023 | Jillian Thomsen | CHIEF FINANCIAL OFFICER | -10.27K | $3.00 | -$30.80K | SELL | -3.17% | 313.50K | Feb 16 | View |
Feb 17, 2023 | HOWARD ROBIN | PRESIDENT & CEO | -19.64K | $3.00 | -$58.91K | SELL | -2.00% | 960.57K | Feb 16 | View |
Nov 18, 2022 | Jonathan Zalevsky | CHIEF R&D OFFICER | -13.46K | $3.57 | -$48.05K | SELL | -4.11% | 313.66K | Nov 16 | View |
Nov 18, 2022 | Mark A. Wilson | CHIEF LEGAL OFFICER | -8.69K | $3.57 | -$31.02K | SELL | -3.09% | 272.50K | Nov 16 | View |
Nov 18, 2022 | Jillian Thomsen | CHIEF FINANCIAL OFFICER | -11.10K | $3.57 | -$39.61K | SELL | -3.31% | 323.76K | Nov 16 | View |
Nov 18, 2022 | HOWARD ROBIN | PRESIDENT & CEO | -38.01K | $3.57 | -$135.71K | SELL | -3.73% | 980.20K | Nov 16 | View |
Sep 26, 2022 | Myriam Curet | DIRECTOR | -4.20K | $3.16 | -$13.27K | SELL | -11.67% | 31.78K | Sep 23 | View |
Sep 26, 2022 | Robert Jeffrey Ajer | DIRECTOR | -4.20K | $3.16 | -$13.27K | SELL | -9.83% | 38.51K | Sep 23 | View |
Sep 26, 2022 | ROBERT CHESS | DIRECTOR | -5.10K | $3.19 | -$16.27K | SELL | -1.95% | 256.18K | Sep 22 | View |
Sep 14, 2022 | KARIN EASTHAM | DIRECTOR | -21.27K | $3.61 | -$76.77K | SELL | -62.00% | 13.03K | Sep 13 | View |
Aug 19, 2022 | Jonathan Zalevsky | CHIEF R&D OFFICER | -73.72K | $4.65 | -$342.78K | SELL | -18.39% | 327.12K | Aug 18 | View |
Aug 17, 2022 | Jonathan Zalevsky | CHIEF R&D OFFICER | 124.44K | $4.76 | -$50.27K | GRANT | 45.02% | 400.84K | Aug 15 - Aug 16 | View |
Aug 17, 2022 | Mark A. Wilson | SVP & GENERAL COUNSEL | 162.75K | $4.76 | -$15.18K | GRANT | 137.41% | 281.19K | Aug 15 - Aug 16 | View |
Aug 17, 2022 | Jillian Thomsen | SVP & CHIEF ACCOUNTING OFFICER | 163.93K | $4.76 | -$9.55K | GRANT | 95.91% | 334.86K | Aug 15 - Aug 16 | View |
Aug 17, 2022 | HOWARD ROBIN | PRESIDENT & CEO | 396.87K | $4.76 | -$65.49K | GRANT | 63.87% | 1.02M | Aug 15 - Aug 16 | View |
May 17, 2022 | Jonathan Zalevsky | CHIEF R&D OFFICER | 2.28K | $3.95 | -$85.61K | GRANT | 0.83% | 276.40K | May 15 - May 16 | View |
May 17, 2022 | Mark A. Wilson | SVP & GENERAL COUNSEL | -3.14K | $3.95 | -$12.39K | SELL | -2.59% | 117.94K | May 16 | View |
May 17, 2022 | Jillian Thomsen | SVP & CHIEF ACCOUNTING OFFICER | 5.11K | $3.95 | -$23.07K | GRANT | 3.09% | 170.43K | May 15 - May 16 | View |
May 17, 2022 | HOWARD ROBIN | PRESIDENT & CEO | 31.92K | $3.95 | -$144.29K | GRANT | 5.42% | 621.35K | May 15 - May 16 | View |
May 17, 2022 | JOHN NORTHCOTT | SVP & CHIEF COMMERCIAL OFFICER | -4.59K | $3.95 | -$18.14K | SELL | -2.02% | 223.21K | May 16 | View |
May 17, 2022 | Gil Labrucherie | SVP, COO & CFO | 11.30K | $3.95 | -$68.92K | GRANT | 3.75% | 312.90K | May 15 - May 16 | View |
Feb 18, 2022 | Jonathan Zalevsky | CHIEF R&D OFFICER | -10.91K | $10.95 | -$119.49K | SELL | -3.83% | 274.12K | Feb 16 | View |
Feb 18, 2022 | Mark A. Wilson | SVP & GENERAL COUNSEL | -3.66K | $10.95 | -$40.09K | SELL | -2.93% | 121.08K | Feb 16 | View |
Feb 18, 2022 | Jillian Thomsen | SVP & CHIEF ACCOUNTING OFFICER | -2.36K | $10.95 | -$25.87K | SELL | -1.41% | 165.32K | Feb 16 | View |
Feb 18, 2022 | HOWARD ROBIN | PRESIDENT & CEO | -12.48K | $10.95 | -$136.66K | SELL | -2.07% | 589.43K | Feb 16 | View |
Feb 18, 2022 | JOHN NORTHCOTT | SVP & CHIEF COMMERCIAL OFFICER | -4.85K | $10.95 | -$53.13K | SELL | -2.09% | 227.80K | Feb 16 | View |
Feb 18, 2022 | Gil Labrucherie | SVP, COO & CFO | -7.58K | $10.95 | -$82.99K | SELL | -2.45% | 301.60K | Feb 16 | View |
Nov 18, 2021 | Gil Labrucherie | SVP, COO & CFO | -24.15K | $13.10 | -$316.39K | SELL | -8.60% | 256.68K | Nov 16 - Nov 18 | View |
Nov 17, 2021 | Jonathan Zalevsky | CHIEF R&D OFFICER | 19.28K | $13.16 | -$274.64K | GRANT | 9.06% | 232.08K | Nov 15 - Nov 16 | View |
Nov 17, 2021 | Mark A. Wilson | SVP & GENERAL COUNSEL | 13.54K | $13.16 | -$86.38K | GRANT | 18.57% | 86.44K | Nov 15 - Nov 16 | View |
Nov 17, 2021 | Jillian Thomsen | SVP & CHIEF ACCOUNTING OFFICER | 8.16K | $13.16 | -$88.71K | GRANT | 5.92% | 145.98K | Nov 15 - Nov 16 | View |
Nov 17, 2021 | HOWARD ROBIN | PRESIDENT & CEO | 51.33K | $13.16 | -$562.89K | GRANT | 12.09% | 475.86K | Nov 15 - Nov 16 | View |
Nov 17, 2021 | JOHN NORTHCOTT | SVP & CHIEF COMMERCIAL OFFICER | -6.06K | $13.16 | -$79.76K | SELL | -3.02% | 194.85K | Nov 16 | View |
Sep 24, 2021 | Myriam Curet | DIRECTOR | 6.54K | $17.78 | -$65.16K | GRANT | 33.97% | 25.77K | Sep 22 | View |
Sep 24, 2021 | ROBERT CHESS | DIRECTOR | 5.60K | $17.94 | -$82.52K | GRANT | 2.03% | 281.97K | Sep 22 | View |
Sep 24, 2021 | Robert Jeffrey Ajer | DIRECTOR | 6.54K | $17.78 | -$65.16K | GRANT | 25.16% | 32.51K | Sep 22 | View |
Sep 10, 2021 | ROBERT CHESS | DIRECTOR | 0.00 | $14.91 | -$40.42K | SELL-OPTIONS | 0.00% | 276.37K | Sep 08 - Sep 09 | View |
Aug 18, 2021 | Jonathan Zalevsky | CHIEF R&D OFFICER | -7.66K | $13.83 | -$105.97K | SELL | -3.48% | 212.80K | Aug 16 | View |
Aug 18, 2021 | Mark A. Wilson | SVP & GENERAL COUNSEL | -1.91K | $13.83 | -$26.42K | SELL | -2.55% | 72.90K | Aug 16 | View |
Aug 18, 2021 | HOWARD ROBIN | PRESIDENT & CEO | -11.52K | $13.83 | -$159.25K | SELL | -2.64% | 424.53K | Aug 16 | View |
Aug 18, 2021 | Jillian Thomsen | SVP & CHIEF ACCOUNTING OFFICER | -13.34K | $13.83 | -$184.48K | SELL | -8.82% | 137.82K | Aug 16 | View |
Aug 18, 2021 | JOHN NORTHCOTT | SVP & CHIEF COMMERCIAL OFFICER | -6.19K | $13.83 | -$85.64K | SELL | -2.99% | 200.91K | Aug 16 | View |
Aug 18, 2021 | Gil Labrucherie | SVP, COO & CFO | -10.87K | $13.76 | -$149.48K | SELL | -4.33% | 240.23K | Aug 16 - Aug 17 | View |
Jul 22, 2021 | ROBERT CHESS | DIRECTOR | 0.00 | $15.30 | -$17.20K | SELL-OPTIONS | 0.00% | 280.57K | Jul 20 - Jul 22 | View |
May 19, 2021 | Jonathan Zalevsky | CHIEF R&D OFFICER | -31.11K | $18.30 | -$569.33K | SELL | -11.69% | 235.06K | May 17 | View |
May 19, 2021 | Mark A. Wilson | SVP & GENERAL COUNSEL | -1.92K | $18.30 | -$35.08K | SELL | -2.50% | 74.81K | May 17 | View |
May 19, 2021 | Jillian Thomsen | SVP & CHIEF ACCOUNTING OFFICER | -13.39K | $18.30 | -$245.06K | SELL | -8.14% | 151.16K | May 17 | View |
May 19, 2021 | HOWARD ROBIN | PRESIDENT & CEO | -11.56K | $18.30 | -$211.55K | SELL | -2.58% | 436.05K | May 17 | View |
May 19, 2021 | JOHN NORTHCOTT | SVP & CHIEF COMMERCIAL OFFICER | -6.08K | $18.30 | -$111.36K | SELL | -2.85% | 207.11K | May 17 | View |
May 19, 2021 | Gil Labrucherie | SVP, COO & CFO | -7.90K | $18.30 | -$144.53K | SELL | -3.05% | 251.10K | May 17 | View |
May 14, 2021 | ROBERT CHESS | DIRECTOR | 0.00 | $16.57 | -$44.32K | SELL-OPTIONS | 0.00% | 280.57K | May 12 | View |
Apr 16, 2021 | ROBERT CHESS | DIRECTOR | 0.00 | $16.39 | -$41.44K | SELL-OPTIONS | 0.00% | 280.57K | Apr 14 | View |
Feb 18, 2021 | Jonathan Zalevsky | CHIEF R&D OFFICER | -24.14K | $22.37 | -$540.03K | SELL | -8.32% | 266.18K | Feb 16 | View |
Feb 18, 2021 | Mark A. Wilson | SVP & GENERAL COUNSEL | -2.17K | $22.37 | -$48.61K | SELL | -2.75% | 76.73K | Feb 16 | View |
Feb 18, 2021 | Jillian Thomsen | SVP & CHIEF ACCOUNTING OFFICER | -11.71K | $22.37 | -$261.84K | SELL | -6.64% | 164.55K | Feb 16 | View |
Feb 18, 2021 | HOWARD ROBIN | PRESIDENT & CEO | -11.49K | $22.37 | -$257.14K | SELL | -2.50% | 447.61K | Feb 16 | View |
Feb 18, 2021 | JOHN NORTHCOTT | SVP & CHIEF COMMERCIAL OFFICER | -15.36K | $22.37 | -$343.56K | SELL | -6.72% | 213.19K | Feb 16 | View |
Feb 18, 2021 | Gil Labrucherie | SVP, COO & CFO | -7.98K | $22.37 | -$178.45K | SELL | -2.99% | 259.00K | Feb 16 | View |
Feb 04, 2021 | Mark A. Wilson | SVP & GENERAL COUNSEL | -10.69K | $14.13 | -$150.97K | SELL | -11.93% | 78.90K | Feb 03 | View |
Feb 04, 2021 | HOWARD ROBIN | PRESIDENT & CEO | 0.00 | $14.36 | -$5.01M | SELL-OPTIONS | 0.00% | 459.10K | Feb 02 - Feb 04 | View |
Feb 04, 2021 | Gil Labrucherie | SVP, COO & CFO | 0.00 | $14.33 | -$1.66M | SELL-OPTIONS | 0.00% | 266.97K | Feb 02 - Feb 04 | View |
Jan 29, 2021 | Jillian Thomsen | SVP & CHIEF ACCOUNTING OFFICER | 0.00 | $13.71 | -$736.50K | SELL-OPTIONS | 0.00% | 176.26K | Jan 28 | View |
Dec 17, 2020 | Curet Myriam | — | -1.56K | $17.82 | -$27.80K | SELL | -7.50% | 19.24K | Dec 15 | View |
Nov 25, 2020 | Jonathan Zalevsky | — | -16.38K | $16.40 | -$268.63K | SELL | -6.14% | 250.32K | Nov 23 | View |
Nov 18, 2020 | Jonathan Zalevsky | — | -29.62K | $16.93 | -$501.43K | SELL | -10.00% | 266.70K | Nov 16 | View |
Nov 18, 2020 | Mark A. Wilson Attorney-in-Fact | — | -1.54K | $16.93 | -$26.06K | SELL | -2.99% | 49.85K | Nov 16 | View |
Nov 18, 2020 | Jillian Thomsen | — | -11.98K | $16.93 | -$202.75K | SELL | -6.97% | 159.76K | Nov 16 | View |
Nov 18, 2020 | HOWARD ROBIN | — | -11.97K | $16.93 | -$202.74K | SELL | -3.29% | 352.45K | Nov 16 | View |
Nov 18, 2020 | Gil Labrucherie | — | -8.28K | $16.93 | -$140.11K | SELL | -3.52% | 226.97K | Nov 16 | View |
Sep 30, 2020 | Robert Jeffrey Ajer | — | -3.25K | $17.25 | -$56.06K | SELL | -11.12% | 25.98K | Sep 28 | View |
Sep 25, 2020 | ROBERT CHESS | — | -5.50K | $17.75 | -$97.63K | SELL | -1.92% | 280.57K | Sep 25 | View |
Sep 21, 2020 | Gil Labrucherie | — | -2.00K | $19.96 | -$39.92K | SELL | -0.84% | 235.25K | Sep 17 | View |
Sep 21, 2020 | Robert Jeffrey Ajer | — | -2.25K | $19.74 | -$44.41K | SELL | -10.06% | 20.13K | Sep 21 | View |
Sep 10, 2020 | ROBERT CHESS | — | 0.00 | $13.89 | -$74.32K | OPTION EXERCISE | 0.00% | 276.97K | Sep 08 | View |
Aug 19, 2020 | Jonathan Zalevsky | — | -26.20K | $19.67 | -$515.35K | SELL | -8.12% | 296.31K | Aug 17 | View |
Aug 19, 2020 | Mark A. Wilson Attorney-in-Fact | — | -1.53K | $19.67 | -$30.08K | SELL | -2.89% | 51.39K | Aug 17 | View |
Aug 19, 2020 | Jillian Thomsen | — | -1.37K | $19.67 | -$26.89K | SELL | -0.79% | 171.73K | Aug 17 | View |
Aug 19, 2020 | HOWARD ROBIN | — | -11.88K | $19.67 | -$233.78K | SELL | -3.16% | 364.43K | Aug 17 | View |
Aug 19, 2020 | Gil Labrucherie | — | -8.24K | $19.67 | -$162.20K | SELL | -3.36% | 237.25K | Aug 17 - Aug 18 | View |
Jul 10, 2020 | SCOTT GREER | — | 24.99K | $17.12 | -$5.63K | OPTION EXERCISE | 16.49% | 176.57K | Jul 09 | View |
Jul 10, 2020 | ROBERT CHESS | — | 0.00 | $16.91 | -$122.72K | OPTION EXERCISE | 0.00% | 276.97K | Jul 08 | View |
May 20, 2020 | Jonathan Zalevsky | — | -4.56K | $22.51 | -$102.60K | SELL | -1.39% | 322.51K | May 18 | View |
May 20, 2020 | Mark A. Wilson Attorney-in-Fact | — | -1.53K | $22.51 | -$34.42K | SELL | -2.83% | 52.42K | May 18 | View |
May 20, 2020 | Jillian Thomsen | — | -1.37K | $22.51 | -$30.77K | SELL | -0.79% | 172.72K | May 18 | View |
May 20, 2020 | HOWARD ROBIN | — | -8.97K | $22.51 | -$201.87K | SELL | -2.33% | 376.31K | May 18 | View |
May 20, 2020 | Gil Labrucherie | — | -7.73K | $22.54 | -$174.15K | SELL | -3.05% | 245.49K | May 18 - May 19 | View |
Apr 17, 2020 | ROBERT CHESS | — | -16.00K | $13.81 | -$220.93K | OPTION EXERCISE | -5.46% | 276.97K | Apr 15 | View |
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