Akari Therapeutics Plc SEC filings AKTX
Akari Therapeutics Plc has 743 filings in SEC EDGAR's recent list, going back to Apr 13, 2012. Its latest annual report, Form 10-K, was filed on Mar 30, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 13, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 30, 2026 (shareholder vote results). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| S-8 | Employee stock plan registration | Oct 30, 2026 | — |
| S-3/A | Filing | Jul 10, 2026 | — |
| S-3/A | Filing | Jul 8, 2026 | — |
| S-3 | Shelf registration | Jul 2, 2026 | — |
| S-1/A | Amended registration statement | Jun 26, 2026 | — |
| S-1 | Registration statement | May 8, 2026 | — |
| POS AM | Filing | Apr 10, 2026 | — |
| F-6/A | Filing | Mar 31, 2026 | — |
| S-1 | Registration statement | Jan 23, 2026 | — |
| 424B5 | Prospectus supplement | Dec 17, 2025 | — |
| 424B3 | Prospectus | Dec 5, 2025 | — |
| S-1 | Registration statement | Nov 17, 2025 | — |
| 424B5 | Prospectus supplement | Oct 16, 2025 | — |
| S-1 | Registration statement | Aug 29, 2025 | — |
| S-8 | Employee stock plan registration | Jul 29, 2025 | — |
| S-3 | Shelf registration | Jul 29, 2025 | — |
| 424B3 | Prospectus | May 14, 2025 | — |
| S-3 | Shelf registration | May 6, 2025 | — |
| 424B3 | Prospectus | Oct 11, 2024 | — |
| S-4/A | Filing | Oct 9, 2024 | — |
| S-4/A | Filing | Sep 30, 2024 | — |
| 424B5 | Prospectus supplement | Sep 16, 2024 | — |
| S-4 | Registration for a merger or exchange | Sep 13, 2024 | — |
| S-3 | Shelf registration | Sep 6, 2024 | — |
| 424B3 | Prospectus | Oct 27, 2023 | — |
| POS AM | Filing | Oct 20, 2023 | — |
| POS AM | Filing | Oct 20, 2023 | — |
| F-3 | Shelf registration (foreign issuer) | Oct 20, 2023 | — |
| S-8 | Employee stock plan registration | Oct 12, 2023 | — |
| F-6 POS | Filing | Aug 17, 2023 | — |
| POS AM | Filing | May 31, 2023 | — |
| POS AM | Filing | May 31, 2023 | — |
| S-8 | Employee stock plan registration | May 31, 2023 | — |
| 424B5 | Prospectus supplement | Mar 31, 2023 | — |
| 424B3 | Prospectus | Nov 9, 2022 | — |
| F-1/A | Form f-1/a | Nov 4, 2022 | — |
| F-1 | Registration statement (foreign issuer) | Oct 12, 2022 | — |
| 424B5 | Prospectus supplement | Sep 14, 2022 | — |
| 424B5 | Prospectus supplement | Mar 10, 2022 | — |
| F-6EF | Filing | Jan 7, 2022 | — |
| 424B5 | Prospectus supplement | Jan 4, 2022 | — |
| POS AM | Filing | Sep 30, 2021 | — |
| POS AM | Filing | Sep 30, 2021 | — |
| POS AM | Filing | Sep 30, 2021 | — |
| POS AM | Filing | Sep 30, 2021 | — |
| F-3/A | Filing | Aug 30, 2021 | — |
| F-3 | Shelf registration (foreign issuer) | Aug 19, 2021 | — |
| POS AM | Filing | Apr 28, 2021 | — |
| POS AM | Filing | Apr 28, 2021 | — |
| POS AM | Filing | Apr 28, 2021 | — |
| POS AM | Filing | Apr 28, 2021 | — |
| F-3 | Shelf registration (foreign issuer) | Dec 23, 2020 | — |
| POS AM | Filing | Sep 16, 2020 | — |
| POS AM | Filing | Sep 14, 2020 | — |
| POS AM | Filing | Sep 14, 2020 | — |
| POS AM | Filing | Sep 14, 2020 | — |
| 424B3 | Prospectus | Jul 28, 2020 | — |
| F-1 | Registration statement (foreign issuer) | Jul 17, 2020 | — |
| POS AM | Filing | Apr 27, 2020 | — |
| 424B3 | Prospectus | Apr 17, 2020 | — |
| F-3/A | Filing | Apr 15, 2020 | — |
| POS AM | Filing | Apr 8, 2020 | — |
| F-3 | Shelf registration (foreign issuer) | Mar 26, 2020 | — |
| F-1 | Registration statement (foreign issuer) | Oct 15, 2019 | — |
| F-6EF | Filing | Oct 15, 2019 | — |
| 424B3 | Prospectus | Sep 6, 2019 | — |
| F-1/A | Filing | Aug 30, 2019 | — |
| POS AM | Filing | Aug 30, 2019 | — |
| F-1 | Registration statement (foreign issuer) | Aug 6, 2019 | — |
| 424B5 | Prospectus supplement | Jul 2, 2019 | — |
| POS AM | Filing | Apr 23, 2019 | — |
| S-8 | Employee stock plan registration | Apr 23, 2019 | — |
| 424B3 | Prospectus | Mar 25, 2019 | — |
| F-1/A | Form f-1/a | Mar 4, 2019 | — |
| F-1/A | Filing | Mar 1, 2019 | — |
| F-1/A | Filing | Feb 14, 2019 | — |
| F-1 | Registration statement (foreign issuer) | Oct 9, 2018 | — |
| F-3/A | Filing | Feb 21, 2018 | — |
| 424B5 | Prospectus supplement | Oct 19, 2017 | — |
| 424B5 | Prospectus supplement | Oct 17, 2017 | — |
| F-3 | Shelf registration (foreign issuer) | Aug 18, 2017 | — |
| 424B3 | Prospectus | Nov 2, 2015 | — |
| S-8 | Employee stock plan registration | Oct 16, 2015 | — |
| S-3 | Shelf registration | Oct 16, 2015 | — |
| 424B3 | Prospectus | Sep 18, 2015 | — |
| F-6 POS | Filing | Sep 9, 2015 | — |
| S-1 | Registration statement | Nov 20, 2014 | — |
| 424B2 | Prospectus | Aug 27, 2014 | — |
| S-8 | Employee stock plan registration | Aug 13, 2014 | — |
| F-3 | Shelf registration (foreign issuer) | Aug 13, 2014 | — |
| 424B3 | Prospectus | Apr 7, 2014 | — |
| 424B3 | Prospectus | Apr 7, 2014 | — |
| 424B3 | Prospectus | Apr 7, 2014 | — |
| POS AM | Filing | Mar 13, 2014 | — |
| POS AM | Filing | Mar 13, 2014 | — |
| POS AM | Form pos am | Mar 13, 2014 | — |
| 424B3 | Prospectus | Feb 14, 2014 | — |
| 424B3 | Prospectus | Feb 14, 2014 | — |
| 424B3 | Prospectus | Feb 6, 2014 | — |
| 424B3 | Prospectus | Feb 5, 2014 | — |
| 424B4 | Prospectus | Jan 31, 2014 | — |
| F-1/A | Amendment no. 2 to form f-1 | Jan 28, 2014 | — |
| F-1/A | Form f-1/a | Jan 7, 2014 | — |
| F-6 POS | Filing | Dec 24, 2013 | — |
| F-1 | Registration statement (foreign issuer) | Dec 12, 2013 | — |
| 424B3 | Prospectus | Nov 7, 2013 | — |
| F-1 | Registration statement (foreign issuer) | Oct 24, 2013 | — |
| 424B3 | Prospectus | Jul 10, 2013 | — |
| 424B3 | Prospectus | Apr 17, 2013 | — |
| F-1 | Registration statement (foreign issuer) | Apr 10, 2013 | — |
| POS AM | Filing | Mar 22, 2013 | — |
| 424B3 | Prospectus | Feb 6, 2013 | — |
| F-1/A | Amendment no. 2 to f-1 | Jan 22, 2013 | — |
| F-1/A | Amendment no. 1 | Dec 27, 2012 | — |
| F-1 | Registration statement (foreign issuer) | Dec 3, 2012 | — |
| F-6 | Filing | Nov 30, 2012 | — |
Showing 116 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
- AKTX (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- United Kingdom
- Headquarters
- Tampa, FL
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1541157
- Former names
- Celsus Therapeutics Plc. (until Sep 15, 2015); Morria Biopharmaceuticals PLC (until Jun 20, 2013)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.