🕵️ Quoin Pharmaceuticals, Ltd. ($QNRX)
SEC insider & ownership activity, last 12 months · CIK 1671502 · every row links its SEC filing
Over the last 12 months insiders bought $129K with no open-market selling against it. Langer Dennis bought $129K (Oct). No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
1 buyer, $129K (5 lots) · 0 sellers, $0 (0 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Langer Dennis | 5 | $129K | 0 | – | Oct 14, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Ikarian Capital, LLC | 12.6% | 13G | Feb 6, 2026 | filing ↗ | |
| Neil Shahrestani | 12.6% | 13G | Feb 6, 2026 | filing ↗ | |
| Stonepine Capital Management, LLC | 10.0% | 13G | May 15, 2026 | filing ↗ | |
| Stonepine Capital, L.P. | 10.0% | 13G | May 15, 2026 | filing ↗ | |
| Stonepine GP, LLC | 10.0% | 13G | May 15, 2026 | filing ↗ | |
| Jon M. Plexico | 10.0% | 13G | May 15, 2026 | filing ↗ | |
| Resolute Capital Asset Partners LLC | 8.5% | 13G | Dec 11, 2025 | filing ↗ | |
| Resolute Capital Asset Partners Fund I LP | 8.5% | 13G | Dec 11, 2025 | filing ↗ | |
| Integrated CORE Strategies (US) LLC | 5.5% | 13G | Jun 2, 2026 | filing ↗ | |
| Millennium Management LLC | 5.5% | 13G | Jun 2, 2026 | filing ↗ | |
| Millennium Group Management LLC | 5.5% | 13G | Jun 2, 2026 | filing ↗ | |
| Israel A. Englander | 5.5% | 13G | Jun 2, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Reg FD disclosure (7.01) | Jun 23, 2026 | filing ↗ |
| Other events (8.01) | Jun 23, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 23, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jun 4, 2026 | filing ↗ |
| Other events (8.01) | Jun 4, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 4, 2026 | filing ↗ |
| Earnings (2.02) | May 7, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 7, 2026 | filing ↗ |
| Earnings (2.02) | Mar 26, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 26, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 11, 2026 | filing ↗ |
| Other events (8.01) | Mar 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 11, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jan 20, 2026 | filing ↗ |
| Other events (8.01) | Jan 20, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 20, 2026 | filing ↗ |
| Officer/director changes (5.02) | Nov 14, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 14, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Nov 11, 2025 | filing ↗ |
| Other events (8.01) | Nov 11, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 11, 2025 | filing ↗ |
| Earnings (2.02) | Nov 6, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 6, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Oct 21, 2025 | filing ↗ |
| Other events (8.01) | Oct 21, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 21, 2025 | filing ↗ |
| Material agreement (1.01) | Oct 10, 2025 | filing ↗ |
| Unregistered equity sale (3.02) | Oct 10, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Oct 10, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 10, 2025 | filing ↗ |