🕵️ Nkgen Biotech, Inc. ($NKGN)
SEC insider & ownership activity, last 12 months · CIK 1845459 · every row links its SEC filing
Insiders were quiet over the last 12 months – no open-market buys or sells. No red-flag 8-Ks in the window.
Insider flow
0 buyers, $0 (0 lots) · 0 sellers, $0 (0 lots)
No open-market insider transactions in the last 12 months.
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Paul Y. Song | 54.3% | 13D | May 5, 2025 | filing ↗ | |
| CFIC-2015 NV Family Investments, LLC | 47.2% | 13D | May 27, 2025 | filing ↗ | |
| Andrew Jin-Chan Cherng | 47.2% | 13D | May 27, 2025 | filing ↗ | |
| Peggy Cherng | 47.2% | 13D | May 27, 2025 | filing ↗ | |
| Pathstone Family Office, LLC | 7.9% | 13G | Feb 28, 2025 | filing ↗ | |
| Meteora Capital, LLC | 6.1% | 13G | May 15, 2025 | filing ↗ | |
| Vik Mittal | 6.1% | 13G | May 15, 2025 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Material agreement (1.01) | Jul 13, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 13, 2026 | filing ↗ |
| Material agreement (1.01) | May 27, 2026 | filing ↗ |
| New financial obligation (2.03) | May 27, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | May 27, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 27, 2026 | filing ↗ |
| Material agreement (1.01) | May 15, 2026 | filing ↗ |
| New financial obligation (2.03) | May 15, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | May 15, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 15, 2026 | filing ↗ |
| Material agreement (1.01) | Apr 28, 2026 | filing ↗ |
| New financial obligation (2.03) | Apr 28, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | Apr 28, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 28, 2026 | filing ↗ |
| Material agreement (1.01) | Apr 15, 2026 | filing ↗ |
| New financial obligation (2.03) | Apr 15, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | Apr 15, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | Apr 15, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 15, 2026 | filing ↗ |
| Material agreement (1.01) | Feb 20, 2026 | filing ↗ |
| New financial obligation (2.03) | Feb 20, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 20, 2026 | filing ↗ |
| Material agreement (1.01) | Jan 30, 2026 | filing ↗ |
| New financial obligation (2.03) | Jan 30, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 30, 2026 | filing ↗ |
| Material agreement (1.01) | Jan 20, 2026 | filing ↗ |
| New financial obligation (2.03) | Jan 20, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 20, 2026 | filing ↗ |
| Material agreement (1.01) | Jan 12, 2026 | filing ↗ |
| New financial obligation (2.03) | Jan 12, 2026 | filing ↗ |