Nkarta, Inc. SEC filings NKTX
Nkarta, Inc. has 438 filings in SEC EDGAR's recent list, going back to Sep 6, 2019. Its latest annual report, Form ARS, was filed on Apr 23, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 5, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 10-Q | Quarterly report | Nov 5, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2026 | Nov 5, 2026 |
| 10-Q | Quarterly report | Aug 10, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 10, 2026 | Aug 10, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 18, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Jun 11, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 11, 2026 | Jun 10, 2026 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | May 19, 2026 | — |
| 10-Q | Quarterly report | May 12, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 12, 2026 | May 12, 2026 |
| ARS | Annual report to shareholders | Apr 23, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 23, 2026 | — |
| DEF 14A | Proxy statement | Apr 23, 2026 | Jun 10, 2026 |
| EFFECT | Filing | Apr 3, 2026 | — |
| 424B5 | Prospectus supplement | Apr 3, 2026 | — |
| CORRESP | Letter to the SEC | Apr 1, 2026 | — |
| UPLOAD | Letter from the SEC | Mar 31, 2026 | — |
| 8-K |
Current report
Other events
|
Mar 26, 2026 | Mar 25, 2026 |
| S-3 | Shelf registration | Mar 25, 2026 | — |
| 10-K | Annual report | Mar 25, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 25, 2026 | Mar 25, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 17, 2026 | — |
| 4 | Insider transaction | Jan 20, 2026 | Jan 15, 2026 |
| 4 | Insider transaction | Jan 20, 2026 | Jan 15, 2026 |
| 4 | Insider transaction | Jan 8, 2026 | Jan 6, 2026 |
| 4 | Insider transaction | Jan 8, 2026 | Jan 6, 2026 |
| 4 | Insider transaction | Jan 8, 2026 | Jan 6, 2026 |
| S-8 | Employee stock plan registration | Jan 5, 2026 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Nov 24, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2025 | — |
| 10-Q | Quarterly report | Nov 10, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 10, 2025 | Nov 10, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 17, 2025 | — |
| 10-Q | Quarterly report | Aug 12, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 12, 2025 | Aug 12, 2025 |
| 4 | Insider transaction | Jun 25, 2025 | Jun 23, 2025 |
| 3 | Initial insider ownership | Jun 25, 2025 | Jun 23, 2025 |
| 4 | Insider transaction | Jun 20, 2025 | Jun 18, 2025 |
| 4 | Insider transaction | Jun 9, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 9, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 9, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 9, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 9, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 9, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 9, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 9, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 9, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 9, 2025 | Jun 5, 2025 |
| 8-K |
Current report
Officer or director change, Shareholder vote results, Regulation FD disclosure
|
Jun 6, 2025 | Jun 3, 2025 |
| 10-Q | Quarterly report | May 14, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 14, 2025 | May 14, 2025 |
| ARS | Annual report to shareholders | Apr 21, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Apr 21, 2025 | — |
| DEF 14A | Proxy statement | Apr 21, 2025 | Jun 5, 2025 |
| 10-K | Annual report | Mar 26, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations, Exit or restructuring costs, Officer or director change, Other events
|
Mar 26, 2025 | Mar 26, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 14, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 12, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 12, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 27, 2025 | — |
| 4 | Insider transaction | Jan 17, 2025 | Jan 15, 2025 |
| 4 | Insider transaction | Jan 17, 2025 | Jan 15, 2025 |
| 4 | Insider transaction | Jan 17, 2025 | Jan 15, 2025 |
| 4 | Insider transaction | Jan 17, 2025 | Jan 15, 2025 |
| 4 | Insider transaction | Jan 17, 2025 | Jan 15, 2025 |
| 4 | Insider transaction | Jan 7, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 7, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 7, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 7, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 7, 2025 | Jan 3, 2025 |
| 4 | Insider transaction | Jan 7, 2025 | Jan 3, 2025 |
| S-8 | Employee stock plan registration | Jan 2, 2025 | — |
| SC 13G | Ownership over 5% (passive) | Dec 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 12, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Nov 8, 2024 | — |
| 10-Q | Quarterly report | Nov 7, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 7, 2024 | Nov 7, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 25, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Oct 24, 2024 | — |
| 4 | Insider transaction | Aug 23, 2024 | Aug 21, 2024 |
| 8-K/A |
Amended current report
Results of operations
|
Aug 16, 2024 | Aug 13, 2024 |
| 10-Q | Quarterly report | Aug 13, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Material agreement
|
Aug 13, 2024 | Aug 13, 2024 |
| 4 | Insider transaction | Jul 31, 2024 | Jul 29, 2024 |
| 3 | Initial insider ownership | Jul 31, 2024 | Jul 29, 2024 |
| 4 | Insider transaction | Jul 31, 2024 | Jul 15, 2024 |
| 4 | Insider transaction | Jul 18, 2024 | Jul 16, 2024 |
| 144 | Notice of proposed sale | Jul 16, 2024 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jul 16, 2024 | Jul 10, 2024 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jun 27, 2024 | Jun 27, 2024 |
| 4 | Insider transaction | Jun 20, 2024 | Jun 18, 2024 |
| 4 | Insider transaction | Jun 20, 2024 | Jun 18, 2024 |
| 4 | Insider transaction | Jun 20, 2024 | Jun 18, 2024 |
| 4 | Insider transaction | Jun 20, 2024 | Jun 18, 2024 |
| 4 | Insider transaction | Jun 20, 2024 | Jun 18, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 13, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 13, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 13, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 13, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 13, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 13, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 13, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 13, 2024 |
| 3 | Initial insider ownership | Jun 14, 2024 | Jun 13, 2024 |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change, Shareholder vote results, Regulation FD disclosure
|
Jun 13, 2024 | Jun 13, 2024 |
| 10-Q | Quarterly report | May 9, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 9, 2024 | May 9, 2024 |
| ARS | Annual report to shareholders | Apr 25, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Apr 25, 2024 | — |
| DEF 14A | Proxy statement | Apr 25, 2024 | Jun 13, 2024 |
| PRE 14A | Preliminary proxy statement | Apr 15, 2024 | Jun 13, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Apr 5, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 29, 2024 | — |
| 4 | Insider transaction | Mar 29, 2024 | Mar 27, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Mar 29, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 28, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 28, 2024 | — |
| 4 | Insider transaction | Mar 28, 2024 | Mar 27, 2024 |
| 8-K |
Current report
Other events
|
Mar 28, 2024 | Mar 25, 2024 |
| 424B5 | Prospectus supplement | Mar 26, 2024 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Mar 25, 2024 | Mar 25, 2024 |
| 10-K | Annual report | Mar 21, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Mar 21, 2024 | Mar 21, 2024 |
| 4 | Insider transaction | Mar 5, 2024 | Mar 1, 2024 |
| 4 | Insider transaction | Mar 5, 2024 | Mar 1, 2024 |
| 144 | Notice of proposed sale | Mar 4, 2024 | — |
| 144 | Notice of proposed sale | Mar 1, 2024 | — |
| 144 | Notice of proposed sale | Mar 1, 2024 | — |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 144 | Notice of proposed sale | Feb 12, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 9, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 7, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 31, 2024 | — |
| 4 | Insider transaction | Jan 18, 2024 | Jan 16, 2024 |
| 4 | Insider transaction | Jan 18, 2024 | Jan 16, 2024 |
| 4 | Insider transaction | Jan 18, 2024 | Jan 16, 2024 |
| 4 | Insider transaction | Jan 18, 2024 | Jan 16, 2024 |
| 4 | Insider transaction | Jan 18, 2024 | Jan 16, 2024 |
| SC 13G | Ownership over 5% (passive) | Jan 18, 2024 | — |
| 4 | Insider transaction | Jan 8, 2024 | Jan 4, 2024 |
| 4 | Insider transaction | Jan 8, 2024 | Jan 4, 2024 |
| 4 | Insider transaction | Jan 8, 2024 | Jan 4, 2024 |
| 4 | Insider transaction | Jan 8, 2024 | Jan 4, 2024 |
| 4 | Insider transaction | Jan 8, 2024 | Jan 4, 2024 |
| 4 | Insider transaction | Jan 8, 2024 | Jan 4, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 8, 2024 | Jan 8, 2024 |
| S-8 | Employee stock plan registration | Jan 3, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 13, 2023 | — |
| 10-Q | Quarterly report | Nov 9, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 9, 2023 | Nov 9, 2023 |
| SC 13G | Ownership over 5% (passive) | Nov 3, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Oct 27, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Oct 26, 2023 | — |
| 8-K |
Current report
Results of operations, Exit or restructuring costs, Regulation FD disclosure, Other events
|
Oct 17, 2023 | Oct 16, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 16, 2023 | Oct 16, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Oct 10, 2023 | — |
| 4 | Insider transaction | Aug 23, 2023 | Aug 21, 2023 |
| 10-Q | Quarterly report | Aug 10, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 10, 2023 | Aug 10, 2023 |
| 4 | Insider transaction | Jul 5, 2023 | Jul 1, 2023 |
| 3 | Initial insider ownership | Jul 5, 2023 | Jul 1, 2023 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jul 5, 2023 | Jun 29, 2023 |
| 4 | Insider transaction | Jul 5, 2023 | Jul 1, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jun 27, 2023 | Jun 27, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 26, 2023 | Jun 26, 2023 |
| 4 | Insider transaction | Jun 22, 2023 | Jun 20, 2023 |
| 4 | Insider transaction | Jun 22, 2023 | Jun 20, 2023 |
| 4 | Insider transaction | Jun 22, 2023 | Jun 20, 2023 |
| 4 | Insider transaction | Jun 22, 2023 | Jun 20, 2023 |
| 4 | Insider transaction | Jun 22, 2023 | Jun 20, 2023 |
| 4 | Insider transaction | Jun 22, 2023 | Jun 20, 2023 |
| 4 | Insider transaction | Jun 9, 2023 | Jun 7, 2023 |
| 4 | Insider transaction | Jun 9, 2023 | Jun 7, 2023 |
| 4 | Insider transaction | Jun 9, 2023 | Jun 7, 2023 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results
|
Jun 9, 2023 | Jun 9, 2023 |
| 4 | Insider transaction | Jun 9, 2023 | Jun 7, 2023 |
| 4 | Insider transaction | Jun 9, 2023 | Jun 7, 2023 |
| 4 | Insider transaction | Jun 9, 2023 | Jun 7, 2023 |
| 4 | Insider transaction | Jun 9, 2023 | Jun 7, 2023 |
| 4 | Insider transaction | Jun 9, 2023 | Jun 7, 2023 |
| 10-Q | Quarterly report | May 11, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 11, 2023 | May 11, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | May 10, 2023 | — |
| EFFECT | Filing | May 5, 2023 | — |
| CORRESP | Letter to the SEC | May 3, 2023 | — |
| S-3/A | Filing | Apr 24, 2023 | — |
| ARS | Annual report to shareholders | Apr 24, 2023 | Dec 31, 2022 |
| DEFA14A | Additional proxy material | Apr 24, 2023 | — |
| DEF 14A | Proxy statement | Apr 24, 2023 | Jun 7, 2023 |
| PRE 14A | Preliminary proxy statement | Apr 14, 2023 | Jun 7, 2023 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Mar 30, 2023 | Mar 28, 2023 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- NKTX (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- South San Francisco, CA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1787400
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.