NKTR insider transaction filings
NEKTAR THERAPEUTICS — 36 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-20. Screen NKTR transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-20 | 4 | Zalevsky Jonathan — Chief R&D Officer | Sale (S): 186 @ $71.98 | EDGAR |
| 2026-08-20 | 4 | ROBIN HOWARD W — President & CEO, Director | Sale (S): 418 @ $71.98 | EDGAR |
| 2026-07-24 | 4 | ROBIN HOWARD W — President & CEO, Director | Grant/award (A): 57,200 (derivative) @ $0 | EDGAR |
| 2026-07-24 | 4 | Zalevsky Jonathan — Chief R&D Officer | Grant/award (A): 16,500 (derivative) @ $0 | EDGAR |
| 2026-07-02 | 4 | Zalevsky Jonathan — Chief R&D Officer | Sale (S): 5,681 @ $70 | EDGAR |
| 2026-06-18 | 4 | ROBIN HOWARD W — President & CEO, Director | Sale (S): 5,303 @ $59.97 · Sale (S): 4,697 @ $60.71 · Sale (S): 5,500 @ $60.81 · Sale (S): 4,500 @ $61.65 | EDGAR |
| 2026-06-17 | 4 | Zalevsky Jonathan — Chief R&D Officer | Sale (S): 5,538 @ $60.71 | EDGAR |
| 2026-05-21 | 4 | Zalevsky Jonathan — Chief R&D Officer | Sale (S): 199 @ $65.51 | EDGAR |
| 2026-05-21 | 4 | ROBIN HOWARD W — President & CEO, Director | Sale (S): 444 @ $65.51 | EDGAR |
| 2026-02-20 | 4 | Zalevsky Jonathan — Chief R&D Officer | Sale (S): 180 @ $73 | EDGAR |
| 2026-02-20 | 4 | ROBIN HOWARD W — President & CEO, Director | Sale (S): 423 @ $73 | EDGAR |
| 2026-01-22 | 4 | Zalevsky Jonathan — Chief R&D Officer | Sale (S): 3,867 @ $35.67 | EDGAR |
| 2025-12-23 | 4 | Zalevsky Jonathan — Chief R&D Officer | Grant/award (A): 6,250 @ $0 · Grant/award (A): 25,000 (derivative) @ $0 | EDGAR |
| 2025-12-23 | 4 | ROBIN HOWARD W — President & CEO, Director | Grant/award (A): 21,667 @ $0 · Grant/award (A): 86,667 (derivative) @ $0 | EDGAR |
| 2025-11-25 | 4 | Wilson Mark Andrew — Chief Legal Officer | Grant/award (A): 1,903 @ $0 · Sale (S): 630 @ $54.28 · Grant/award (A): 3,400 (derivative) @ $0 | EDGAR |
| 2025-11-25 | 4 | Zalevsky Jonathan — Chief R&D Officer | Grant/award (A): 2,666 @ $0 · Sale (S): 1,157 @ $54.28 · Grant/award (A): 4,766 (derivative) @ $0 | EDGAR |
| 2025-11-25 | 4 | ROBIN HOWARD W — President & CEO, Director | Grant/award (A): 7,110 @ $0 · Sale (S): 2,207 @ $54.28 · Grant/award (A): 12,170 (derivative) @ $0 | EDGAR |
| 2025-10-01 | 4 | WHITFIELD ROY A — Director | Grant/award (A): 8,000 (derivative) @ $0 | EDGAR |
| 2025-10-01 | 4 | Brainard Diana — Director | Grant/award (A): 8,000 (derivative) @ $0 | EDGAR |
| 2025-10-01 | 4 | Ajer Jeffrey Robert — Director | Grant/award (A): 8,000 (derivative) @ $0 | EDGAR |
| 2025-10-01 | 4 | CHESS ROBERT — Director | Grant/award (A): 8,000 (derivative) @ $0 | EDGAR |
| 2025-10-01 | 4 | GREER R SCOTT — Director | Grant/award (A): 8,000 (derivative) @ $0 | EDGAR |
| 2025-09-11 | 4 | ROBIN HOWARD W — President & CEO, Director | Sale (S): 2,100 @ $45.16 · Sale (S): 1,200 @ $46.41 · Sale (S): 2,156 @ $47.49 · Sale (S): 1,210 @ $48.18 | EDGAR |
| 2025-09-08 | 4 | Zalevsky Jonathan — Chief R&D Officer | Sale (S): 793 @ $32.43 · Sale (S): 432 @ $33.60 · Sale (S): 189 @ $34.41 · Sale (S): 307 @ $35.69 | EDGAR |
| 2025-09-08 | 4 | ROBIN HOWARD W — President & CEO, Director | Sale (S): 1,923 @ $32.37 · Sale (S): 1,496 @ $33.54 · Sale (S): 613 @ $34.40 · Sale (S): 1,134 @ $35.80 · Sale (S): 3,304 @ $37.87 · Sale (S): 2,226 @ $38.82 · +1 more | EDGAR |
| 2025-09-04 | 4 | Zalevsky Jonathan — Chief R&D Officer | Sale (S): 485 @ $30.10 | EDGAR |
| 2025-09-04 | 4 | ROBIN HOWARD W — President & CEO, Director | Sale (S): 1,500 @ $30.16 | EDGAR |
| 2025-08-21 | 4 | Wilson Mark Andrew — Chief Legal Officer | Sale (S): 676 @ $26.59 · Grant/award (A): 21,666 (derivative) @ $0 | EDGAR |
| 2025-08-21 | 4 | Zalevsky Jonathan — Chief R&D Officer | Sale (S): 725 @ $26.59 · Grant/award (A): 16,666 (derivative) @ $0 | EDGAR |
| 2025-08-21 | 4 | ROBIN HOWARD W — President & CEO, Director | Sale (S): 1,573 @ $26.59 · Grant/award (A): 86,666 (derivative) @ $0 | EDGAR |
| 2025-05-21 | 4 | Wilson Mark Andrew — Chief Legal Officer | Sale (S): 9,996 @ $0.67 | EDGAR |
| 2025-05-21 | 4 | Zalevsky Jonathan — Chief R&D Officer | Sale (S): 10,712 @ $0.67 | EDGAR |
| 2025-05-21 | 4 | ROBIN HOWARD W — President & CEO, Director | Sale (S): 23,208 @ $0.67 | EDGAR |
| 2025-02-21 | 4 | Wilson Mark Andrew — Chief Legal Officer | Sale (S): 11,040 @ $1.01 | EDGAR |
| 2025-02-21 | 4 | Zalevsky Jonathan — Chief R&D Officer | Sale (S): 10,300 @ $1.01 | EDGAR |
| 2025-02-21 | 4 | ROBIN HOWARD W — President & CEO, Director | Sale (S): 23,774 @ $1.01 | EDGAR |
Recent 8-K events — NEKTAR THERAPEUTICS
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-13 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-05 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-05-08 | 8-K | 1.01 — Entry into a Material Definitive Agreement 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-07 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-23 | 8-K | 1.01 — Entry into a Material Definitive Agreement 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-20 | 8-K | 7.01 — Regulation FD Disclosure | EDGAR |
| 2026-04-20 | 8-K | 7.01 — Regulation FD Disclosure 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-12 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-13 | 8-K | 1.01 — Entry into a Material Definitive Agreement 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-10 | 8-K | 7.01 — Regulation FD Disclosure | EDGAR |
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