Quoin Pharmaceuticals Ltd. SEC filings QNRX
Quoin Pharmaceuticals Ltd. has 583 filings in SEC EDGAR's recent list, going back to Apr 8, 2016. Its latest annual report, Form ARS, was filed on Jul 16, 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 4, 2026 (material agreement).
| Form | Description | Filed | Period |
|---|---|---|---|
| 4/A | Ownership document | Oct 26, 2026 | Aug 27, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 7, 2026 | — |
| 4 | Insider transaction | Sep 1, 2026 | Aug 31, 2026 |
| 4 | Insider transaction | Sep 1, 2026 | Aug 31, 2026 |
| 4 | Insider transaction | Sep 1, 2026 | Aug 31, 2026 |
| 4 | Insider transaction | Sep 1, 2026 | Aug 31, 2026 |
| 4 | Insider transaction | Aug 28, 2026 | Aug 27, 2026 |
| 4 | Insider transaction | Aug 28, 2026 | Aug 27, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Jun 2, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 29, 2026 | — |
| 4 | Insider transaction | Mar 31, 2026 | Mar 26, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 11, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 6, 2026 | — |
| 4 | Insider transaction | Feb 6, 2026 | Feb 4, 2026 |
| 4 | Insider transaction | Feb 6, 2026 | Feb 4, 2026 |
| 4 | Insider transaction | Feb 6, 2026 | Feb 4, 2026 |
| 4 | Insider transaction | Feb 6, 2026 | Feb 4, 2026 |
| 4 | Insider transaction | Feb 6, 2026 | Feb 4, 2026 |
| 4 | Insider transaction | Feb 6, 2026 | Feb 4, 2026 |
| 4 | Insider transaction | Feb 6, 2026 | Feb 4, 2026 |
| 4 | Insider transaction | Feb 6, 2026 | Feb 4, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 2, 2026 | — |
| 3 | Initial insider ownership | Feb 2, 2026 | Jan 29, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 28, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Dec 16, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Dec 15, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Dec 11, 2025 | — |
| 4 | Insider transaction | Dec 3, 2025 | Dec 1, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 27, 2025 | — |
| 4 | Insider transaction | Oct 15, 2025 | Oct 14, 2025 |
| 3 | Initial insider ownership | Sep 8, 2025 | Aug 18, 2025 |
| 4 | Insider transaction | Aug 25, 2025 | Aug 21, 2025 |
| 4 | Insider transaction | Aug 25, 2025 | Aug 21, 2025 |
| 4 | Insider transaction | Aug 25, 2025 | Aug 21, 2025 |
| 4/A | Ownership document | Jun 13, 2025 | May 29, 2025 |
| 4/A | Ownership document | Jun 13, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 3, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 29, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 14, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jan 28, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jan 28, 2025 | — |
| SCHEDULE 13D | Ownership over 5% (active) | Jan 2, 2025 | — |
| SCHEDULE 13D | Ownership over 5% (active) | Jan 2, 2025 | — |
| 4 | Insider transaction | Dec 27, 2024 | Dec 23, 2024 |
| 4 | Insider transaction | Dec 27, 2024 | Dec 23, 2024 |
| 4 | Insider transaction | Dec 27, 2024 | Dec 23, 2024 |
| 4 | Insider transaction | Dec 27, 2024 | Dec 23, 2024 |
| 4 | Insider transaction | Dec 10, 2024 | Dec 9, 2024 |
| 4 | Insider transaction | Dec 10, 2024 | Dec 9, 2024 |
| 4 | Insider transaction | Dec 10, 2024 | Dec 9, 2024 |
| 4 | Insider transaction | Dec 10, 2024 | Dec 9, 2024 |
| 4 | Insider transaction | Dec 10, 2024 | Dec 9, 2024 |
| 4 | Insider transaction | Dec 10, 2024 | Dec 9, 2024 |
| 4 | Insider transaction | Dec 10, 2024 | Dec 9, 2024 |
| 4 | Insider transaction | Dec 10, 2024 | Dec 9, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| 4 | Insider transaction | Sep 11, 2024 | Sep 9, 2024 |
| 4 | Insider transaction | Sep 5, 2024 | Sep 3, 2024 |
| 4 | Insider transaction | Sep 5, 2024 | Sep 3, 2024 |
| 4 | Insider transaction | Jun 10, 2024 | Jun 7, 2024 |
| 144 | Notice of proposed sale | Jun 7, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| 4 | Insider transaction | Oct 30, 2023 | Oct 26, 2023 |
| 4 | Insider transaction | Oct 30, 2023 | Oct 26, 2023 |
| 4 | Insider transaction | Oct 30, 2023 | Oct 26, 2023 |
| 4 | Insider transaction | Oct 30, 2023 | Oct 26, 2023 |
| 4 | Insider transaction | Oct 30, 2023 | Oct 26, 2023 |
| 4 | Insider transaction | Oct 30, 2023 | Oct 26, 2023 |
| 4 | Insider transaction | Oct 30, 2023 | Oct 26, 2023 |
| 4 | Insider transaction | Oct 30, 2023 | Oct 26, 2023 |
| 3 | Initial insider ownership | Mar 7, 2023 | Jan 1, 2023 |
| 3/A | Ownership document | Mar 7, 2023 | Jan 1, 2023 |
| 3/A | Ownership document | Mar 7, 2023 | Jan 1, 2023 |
| 3/A | Ownership document | Mar 7, 2023 | Jan 1, 2023 |
| 3/A | Ownership document | Mar 7, 2023 | Jan 1, 2023 |
| SC 13G | Ownership over 5% (passive) | Mar 3, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2023 | — |
| 3 | Initial insider ownership | Jan 3, 2023 | Jan 1, 2023 |
| 3 | Initial insider ownership | Jan 3, 2023 | Jan 1, 2023 |
| 3 | Initial insider ownership | Jan 3, 2023 | Jan 1, 2023 |
| 3 | Initial insider ownership | Jan 3, 2023 | Jan 1, 2023 |
| 3 | Initial insider ownership | Jan 3, 2023 | Jan 1, 2023 |
| 3 | Initial insider ownership | Jan 3, 2023 | Jan 1, 2023 |
| 3 | Initial insider ownership | Jan 3, 2023 | Jan 1, 2023 |
| SC 13G | Ownership over 5% (passive) | Aug 12, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Mar 10, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Feb 10, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Nov 12, 2021 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 16, 2021 | — |
| SC 13G | Ownership over 5% (passive) | Jan 13, 2021 | — |
| SC 13D/A | Amended ownership over 5% (active) | Apr 22, 2020 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2020 | — |
| SC 13G | Ownership over 5% (passive) | Jan 17, 2020 | — |
| SC 13G | Ownership over 5% (passive) | Jan 10, 2020 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 3, 2020 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 20, 2019 | — |
| SC 13G | Ownership over 5% (passive) | Feb 19, 2019 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2019 | — |
| SC 13G | Ownership over 5% (passive) | Feb 12, 2019 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 3, 2019 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 20, 2018 | — |
| SC 13G | Ownership over 5% (passive) | Feb 1, 2018 | — |
| SC 13D | Ownership over 5% (active) | Aug 16, 2017 | — |
| SC 13G | Ownership over 5% (passive) | May 9, 2017 | — |
| SC 13G | Ownership over 5% (passive) | Mar 3, 2017 | — |
| SC 13G | Ownership over 5% (passive) | Mar 3, 2017 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2017 | — |
Showing 120 filings. 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
- QNRX (Nasdaq)
- Incorporated in
- Israel
- Headquarters
- Ashburn, VA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1671502
- Former names
- Quoin Pharmaceuticals, Ltd. (until Sep 1, 2026); Cellect Biotechnology Ltd. (until Oct 15, 2021); Cellect Biomed Ltd. (until Jul 7, 2016)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.