Jonathan Zalevsky's Insider Trades & SAST Disclosures

Jonathan Zalevsky's most recent trade in Nektar Therapeutics was a trade of 180 Common Stock done at an average price of $73 . Disclosure was reported to the exchange on Feb. 18, 2026.

Stock Client Name Client Category Action Reported to Exchange Quantity Post Transaction Holding Traded % Avg. Price Value Security Type
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 73.00 per share. 18 Feb 2026 180 21,174 (0%) 0% 73 13,140 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 35.67 per share. 20 Jan 2026 3,867 21,354 (0%) 0% 35.7 137,936 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 22 Dec 2025 25,000 25,000 - - Stock Option
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 22 Dec 2025 6,250 25,221 (0%) 0% 0 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 21 Nov 2025 4,766 4,766 - - Stock Option
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 21 Nov 2025 2,666 20,128 (0%) 0% 0 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 54.28 per share. 21 Nov 2025 1,157 18,971 (0%) 0% 54.3 62,802 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 32.43 per share. 04 Sep 2025 793 18,390 (0%) 0% 32.4 25,717 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 33.60 per share. 04 Sep 2025 432 17,958 (0%) 0% 33.6 14,515 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 35.69 per share. 04 Sep 2025 307 17,462 (0%) 0% 35.7 10,957 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 34.41 per share. 04 Sep 2025 189 17,769 (0%) 0% 34.4 6,503 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 30.10 per share. 02 Sep 2025 485 19,183 (0%) 0% 30.1 14,599 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 19 Aug 2025 16,666 16,666 - - Stock Option
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 26.59 per share. 19 Aug 2025 725 19,668 (0%) 0% 26.6 19,278 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 0.67 per share. 19 May 2025 10,712 305,892 (0%) 0% 0.7 7,177 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 1.01 per share. 19 Feb 2025 10,300 316,604 (0%) 0% 1.0 10,403 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 0.94 per share. 19 Dec 2024 51,115 326,904 (0%) 0% 0.9 48,048 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 13 Dec 2024 375,000 375,000 - - Stock Option
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 13 Dec 2024 270,000 270,000 - - Stock Option
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 13 Dec 2024 135,000 378,019 (0%) 0% 0 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 1.01 per share. 19 Nov 2024 7,785 243,019 (0%) 0% 1.0 7,863 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 1.28 per share. 19 Aug 2024 6,866 250,804 (0%) 0% 1.3 8,788 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 1.75 per share. 17 May 2024 7,355 257,670 (0%) 0% 1.7 12,871 Common Stock
Nektar Therapeutics
Zalevsky Jonathan Chief R&D Officer Sale of securities on an exchange or to another person at price $ 0.68 per share. 20 Feb 2024 9,014 265,025 (0%) 0% 0.7 6,130 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 13 Dec 2023 250,000 250,000 - - Stock Option
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 0.78 per share. 16 Aug 2023 9,703 283,685 (0%) 0% 0.8 7,568 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 0.72 per share. 16 May 2023 9,791 293,388 (0%) 0% 0.7 7,050 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 3.00 per share. 16 Feb 2023 10,484 303,179 (0%) 0% 3 31,452 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 4.65 per share. 18 Aug 2022 73,716 327,123 (0%) 0% 4.6 342,779 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Aug 2022 270,000 270,000 - - Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Aug 2022 135,000 411,399 (0%) 0% 0 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 4.76 per share. 15 Aug 2022 10,560 400,839 (0%) 0% 4.8 50,266 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 May 2022 23,950 298,072 (0%) 0% 0 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 3.95 per share. 15 May 2022 21,673 276,399 (0%) 0% 3.9 85,608 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 10.95 per share. 16 Feb 2022 10,912 274,122 (0%) 0% 10.9 119,486 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 16 Dec 2021 94,000 94,000 - - Stock Option
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 16 Dec 2021 52,950 285,034 (0%) 0% 0 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Nov 2021 40,150 252,953 (0%) 0% 0 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 13.16 per share. 15 Nov 2021 20,869 232,084 (0%) 0% 13.2 274,636 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Oct 2021 71,550 71,550 - - Stock Option
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 13.83 per share. 16 Aug 2021 7,662 212,803 (0%) 0% 13.8 105,965 Common Stock
Nektar Therapeutics
Jonathan Zalevsky Chief R&D Officer Sale of securities on an exchange or to another person at price $ 18.30 per share. 17 May 2021 31,111 235,065 (0%) 0% 18.3 569,331 Common Stock
*All Values are in $ Million
Client Category: Promoter/ KMP/ Director / Immediate Relatives / Employee / etc  
Security Type: Share/ Warrants / Convertible Debentures
Data as reported to USA Exchanges
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