NKTX insider transaction filings
Nkarta, Inc. — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-06-22. Screen NKTX transaction legs live →
Insider transaction summary — last 90 days
No Form 4 filings for NKTX between 2026-06-24 and 2026-09-22. The table below lists the most recent filings on record.
Recent Form 4 filings — Nkarta, Inc.
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-06-22 | 4 | HASTINGS PAUL J — Chief Executive Officer, Director | Sale (S): 1,776 @ $2.71 | EDGAR |
| 2026-06-11 | 4 | Vratsanos George — Director | Grant/award (A): 37,000 (derivative) @ $0 | EDGAR |
| 2026-06-11 | 4 | Scheiner Zachary — Director | Grant/award (A): 37,000 (derivative) @ $0 | EDGAR |
| 2026-06-11 | 4 | Thedinga Angela — Director | Grant/award (A): 37,000 (derivative) @ $0 | EDGAR |
| 2026-06-11 | 4 | Behbahani Ali — Director | Grant/award (A): 37,000 (derivative) @ $0 | EDGAR |
| 2026-06-11 | 4 | Dybbs Michael — Director | Grant/award (A): 37,000 (derivative) @ $0 | EDGAR |
| 2026-06-11 | 4 | George Simeon — Director | Grant/award (A): 37,000 (derivative) @ $0 | EDGAR |
| 2026-06-11 | 4 | RA CAPITAL MANAGEMENT, L.P. — Director, 10% owner RA Capital Healthcare Fund LP — Director, 10% owner RA Capital Nexus Fund, L.P. — Director Kolchinsky Peter — Director, 10% owner Shah Rajeev M. — Director, 10% owner | Grant/award (A): 37,000 (derivative) @ $0 | EDGAR |
| 2026-06-11 | 4 | PATTERSON LEONE D — Director | Grant/award (A): 37,000 (derivative) @ $0 | EDGAR |
| 2026-01-20 | 4 | Mahmood Nadir — President | Sale (S): 5,649 @ $2.07 | EDGAR |
| 2026-01-20 | 4 | HASTINGS PAUL J — Chief Executive Officer, Director | Sale (S): 26,046 @ $2.07 | EDGAR |
| 2026-01-08 | 4 | Rose Shawn Marshall — See Remarks | Grant/award (A): 70,000 @ $0 · Grant/award (A): 139,000 (derivative) @ $0 | EDGAR |
| 2026-01-08 | 4 | Mahmood Nadir — President | Grant/award (A): 80,000 @ $0 · Grant/award (A): 160,000 (derivative) @ $0 | EDGAR |
| 2026-01-08 | 4 | HASTINGS PAUL J — Chief Executive Officer, Director | Grant/award (A): 94,000 @ $0 · Grant/award (A): 562,000 (derivative) @ $0 | EDGAR |
| 2025-06-25 | 4 | Rose Shawn Marshall — See Remarks | Grant/award (A): 500,000 (derivative) @ $0 | EDGAR |
| 2025-06-20 | 4 | HASTINGS PAUL J — Chief Executive Officer, Director | Sale (S): 1,790 @ $1.79 | EDGAR |
| 2025-06-09 | 4 | Mahmood Nadir — President | Grant/award (A): 123,500 (derivative) @ $0 | EDGAR |
| 2025-06-09 | 4 | Vratsanos George — Director | Grant/award (A): 46,000 (derivative) @ $0 | EDGAR |
| 2025-06-09 | 4 | Thedinga Angela — Director | Grant/award (A): 46,000 (derivative) @ $0 | EDGAR |
| 2025-06-09 | 4 | Scheiner Zachary — Director | Grant/award (A): 46,000 (derivative) @ $0 | EDGAR |
| 2025-06-09 | 4 | Behbahani Ali — Director | Grant/award (A): 46,000 (derivative) @ $0 | EDGAR |
| 2025-06-09 | 4 | Dybbs Michael — Director | Grant/award (A): 46,000 (derivative) @ $0 | EDGAR |
| 2025-06-09 | 4 | George Simeon — Director | Grant/award (A): 46,000 (derivative) @ $0 | EDGAR |
| 2025-06-09 | 4 | RA CAPITAL MANAGEMENT, L.P. — Director, 10% owner RA Capital Healthcare Fund LP — Director, 10% owner RA Capital Nexus Fund, L.P. — Director Kolchinsky Peter — Director, 10% owner Shah Rajeev M. — Director, 10% owner | Grant/award (A): 46,000 (derivative) @ $0 | EDGAR |
| 2025-06-09 | 4 | HASTINGS PAUL J — Chief Executive Officer, Director | Grant/award (A): 377,000 (derivative) @ $0 | EDGAR |
| 2025-06-09 | 4 | PATTERSON LEONE D — Director | Grant/award (A): 46,000 (derivative) @ $0 | EDGAR |
| 2025-01-17 | 4 | Shook David — See Remarks | Sale (S): 8,638 @ $2.20 | EDGAR |
| 2025-01-17 | 4 | Levin Alyssa — See Remarks | Sale (S): 5,838 @ $2.20 | EDGAR |
| 2025-01-17 | 4 | Brandenberger Ralph — Chief Technical Officer | Sale (S): 7,447 @ $2.20 | EDGAR |
| 2025-01-17 | 4 | Hager Alicia J. — Chief Legal Officer | Sale (S): 9,584 @ $2.20 | EDGAR |
| 2025-01-17 | 4 | HASTINGS PAUL J — Chief Executive Officer, Director | Sale (S): 17,378 @ $2.20 | EDGAR |
| 2025-01-07 | 4 | Levin Alyssa — See Remarks | Grant/award (A): 52,500 @ $0 · Grant/award (A): 105,000 (derivative) @ $0 | EDGAR |
| 2025-01-07 | 4 | Shook David — See Remarks | Grant/award (A): 59,000 @ $0 · Grant/award (A): 117,500 (derivative) @ $0 | EDGAR |
| 2025-01-07 | 4 | Brandenberger Ralph — Chief Technical Officer | Grant/award (A): 52,500 @ $0 · Grant/award (A): 105,000 (derivative) @ $0 | EDGAR |
| 2025-01-07 | 4 | Mahmood Nadir — President | Grant/award (A): 62,000 @ $0 · Grant/award (A): 123,500 (derivative) @ $0 | EDGAR |
| 2025-01-07 | 4 | Hager Alicia J. — Chief Legal Officer | Grant/award (A): 52,500 @ $0 · Grant/award (A): 105,000 (derivative) @ $0 | EDGAR |
| 2025-01-07 | 4 | HASTINGS PAUL J — Chief Executive Officer, Director | Grant/award (A): 94,500 @ $0 · Grant/award (A): 565,500 (derivative) @ $0 | EDGAR |
| 2024-08-23 | 4 | Shook David — See Remarks | Grant/award (A): 1,352 @ $5.11 | EDGAR |
| 2024-07-31 | 4 | Shook David — See Remarks | Grant/award (A): 23,421 @ $0 · Grant/award (A): 30,000 (derivative) @ $0 | EDGAR |
| 2024-07-31 | 4 | Mahmood Nadir — President | Grant/award (A): 550,000 (derivative) @ $0 | EDGAR |
| 2024-07-18 | 4 | Hager Alicia J. — Chief Legal Officer | Sale (S): 3,396 @ $8 | EDGAR |
| 2024-06-20 | 4 | Trager James — Chief Scientific Officer | Sale (S): 456 @ $5.60 | EDGAR |
| 2024-06-20 | 4 | Shook David — Chief Medical Officer | Sale (S): 456 @ $5.60 | EDGAR |
| 2024-06-20 | 4 | Brandenberger Ralph — Chief Technical Officer | Sale (S): 229 @ $5.60 | EDGAR |
| 2024-06-20 | 4 | Hager Alicia J. — Chief Legal Officer | Sale (S): 727 @ $5.60 | EDGAR |
| 2024-06-20 | 4 | HASTINGS PAUL J — Chief Executive Officer, Director | Sale (S): 1,770 @ $5.60 | EDGAR |
| 2024-06-14 | 4 | Dybbs Michael — Director | Grant/award (A): 22,500 (derivative) @ $0 | EDGAR |
| 2024-06-14 | 4 | George Simeon — Director | Grant/award (A): 22,500 (derivative) @ $0 | EDGAR |
| 2024-06-14 | 4 | RA CAPITAL MANAGEMENT, L.P. — Director, 10% owner RA Capital Healthcare Fund LP — Director, 10% owner RA Capital Nexus Fund, L.P. — Director Kolchinsky Peter — Director, 10% owner Shah Rajeev M. — Director, 10% owner | Grant/award (A): 22,500 (derivative) @ $0 | EDGAR |
| 2024-06-14 | 4 | PATTERSON LEONE D — Director | Grant/award (A): 22,500 (derivative) @ $0 | EDGAR |
Recent 8-K events — Nkarta, Inc.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-10 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-11 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-12 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-26 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-25 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-11-10 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-08-12 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-06-06 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 5.07 — Submission of Matters to a Vote of Security Holders 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-05-14 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-03-26 | 8-K | 2.02 — Results of Operations and Financial Condition ? 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
Need this as JSON?
GET https://api.filingpulse.io/v1/insider-trades?ticker=NKTX returns every filing on this page — normalized, with footnotes and derivative legs — and webhooks push new ones to you in seconds. API docs →