Theriva Biologics, Inc. SEC filings TOVX
Theriva Biologics, Inc. has 1,000 filings in SEC EDGAR's recent list, going back to Jun 25, 1998. Its latest annual report, Form ARS, was filed on Jun 29, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 11, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 2, 2026 (material agreement, acquisition or sale of assets, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| S-8 | Employee stock plan registration | Aug 24, 2026 | — |
| 424B5 | Prospectus supplement | Dec 3, 2025 | — |
| S-3 | Shelf registration | Nov 7, 2025 | — |
| 424B5 | Prospectus supplement | Oct 29, 2025 | — |
| 424B5 | Prospectus supplement | Oct 24, 2025 | — |
| 424B5 | Prospectus supplement | Oct 16, 2025 | — |
| 424B5 | Prospectus supplement | Oct 16, 2025 | — |
| 424B5 | Prospectus supplement | Oct 16, 2025 | — |
| 424B5 | Prospectus supplement | Oct 16, 2025 | — |
| S-8 | Employee stock plan registration | Oct 6, 2025 | — |
| 424B5 | Prospectus supplement | Jun 20, 2025 | — |
| 424B5 | Prospectus supplement | May 8, 2025 | — |
| S-1/A | Amended registration statement | Mar 21, 2025 | — |
| S-1/A | Amended registration statement | Jan 21, 2025 | — |
| S-1 | Registration statement | Dec 10, 2024 | — |
| S-8 | Employee stock plan registration | Nov 20, 2024 | — |
| 424B5 | Prospectus supplement | Sep 27, 2024 | — |
| 424B5 | Prospectus supplement | Sep 26, 2024 | — |
| S-1/A | Amended registration statement | Sep 23, 2024 | — |
| S-3/A | Form s-3/a | Sep 11, 2024 | — |
| S-1 | Registration statement | Sep 10, 2024 | — |
| S-3 | Shelf registration | May 2, 2024 | — |
| 424B5 | Prospectus supplement | Dec 5, 2022 | — |
| POS AM | Filing | Dec 5, 2022 | — |
| S-8 | Employee stock plan registration | Oct 17, 2022 | — |
| 424B3 | Prospectus | Sep 16, 2022 | — |
| S-3 | Shelf registration | Sep 6, 2022 | — |
| 424B3 | Prospectus | Nov 3, 2021 | — |
| S-3 | Shelf registration | Oct 22, 2021 | — |
| S-3 | Shelf registration | May 3, 2021 | — |
| 424B5 | Prospectus supplement | Feb 19, 2021 | — |
| 424B5 | Prospectus supplement | Feb 10, 2021 | — |
| 424B5 | Prospectus supplement | Feb 4, 2021 | — |
| 424B5 | Prospectus supplement | Jan 19, 2021 | — |
| 424B5 | Prospectus supplement | Jan 6, 2021 | — |
| 424B5 | Prospectus supplement | Nov 17, 2020 | — |
| S-8 | Employee stock plan registration | Oct 28, 2020 | — |
| S-8 | Employee stock plan registration | Sep 26, 2019 | — |
| 424B4 | Prospectus | Oct 12, 2018 | — |
| S-1/A | Amended registration statement | Oct 10, 2018 | — |
| S-1/A | Amended registration statement | Oct 10, 2018 | — |
| S-8 | Employee stock plan registration | Oct 2, 2018 | — |
| FWP | Free writing prospectus | Oct 2, 2018 | — |
| S-1/A | Amended registration statement | Oct 2, 2018 | — |
| S-1 | Registration statement | Sep 18, 2018 | — |
| S-3 | Shelf registration | Aug 1, 2018 | — |
| S-3 | Shelf registration | May 7, 2018 | — |
| S-8 | Employee stock plan registration | Sep 8, 2017 | — |
| 424B5 | Prospectus supplement | Nov 15, 2016 | — |
| 424B5 | Prospectus supplement | Nov 15, 2016 | — |
| S-8 | Employee stock plan registration | Aug 31, 2016 | — |
| 424B5 | Prospectus supplement | Aug 5, 2016 | — |
| 424B3 | Prospectus | Oct 16, 2015 | — |
| S-3 | Shelf registration | Oct 7, 2015 | — |
| S-8 | Employee stock plan registration | Aug 10, 2015 | — |
| S-3 | Shelf registration | Aug 10, 2015 | — |
| S-3 | Shelf registration | Aug 10, 2015 | — |
| 424B5 | Prospectus supplement | Jul 17, 2015 | — |
| 424B5 | Prospectus supplement | Jul 15, 2015 | — |
| 424B5 | Prospectus supplement | Apr 21, 2015 | — |
| S-3 | Shelf registration | Apr 10, 2015 | — |
| S-3 | Shelf registration | Apr 10, 2015 | — |
| 424B5 | Prospectus supplement | Oct 10, 2014 | — |
| 424B2 | Prospectus | Dec 13, 2013 | — |
| 424B5 | Prospectus supplement | Dec 11, 2013 | — |
| S-8 | Employee stock plan registration | Nov 15, 2013 | — |
| S-3 | Shelf registration | Jul 3, 2013 | — |
| S-3 | Shelf registration | Apr 29, 2013 | — |
| 424B3 | Prospectus | Apr 16, 2013 | — |
| 424B3 | Prospectus | Apr 16, 2013 | — |
| 424B3 | Prospectus | Feb 12, 2013 | — |
| 424B3 | Prospectus | Feb 12, 2013 | — |
| 424B3 | Prospectus | Jan 8, 2013 | — |
| 424B3 | Prospectus | Jan 8, 2013 | — |
| 424B3 | Prospectus | Dec 21, 2012 | — |
| 424B3 | Prospectus | Dec 21, 2012 | — |
| S-1 | Registration statement | Dec 13, 2012 | — |
| 424B3 | Prospectus | Dec 6, 2012 | — |
| 424B3 | Prospectus | Dec 3, 2012 | — |
| 424B3 | Prospectus | Nov 15, 2012 | — |
| 424B3 | Prospectus | Nov 15, 2012 | — |
| 424B3 | Prospectus | Nov 14, 2012 | — |
| 424B3 | Prospectus | Nov 1, 2012 | — |
| 424B3 | Prospectus | Oct 17, 2012 | — |
| 424B3 | Prospectus | Oct 9, 2012 | — |
| 424B3 | Prospectus | Sep 12, 2012 | — |
| 424B3 | Prospectus | Aug 15, 2012 | — |
| 424B3 | Prospectus | Aug 15, 2012 | — |
| 424B3 | Prospectus | Aug 9, 2012 | — |
| 424B3 | Prospectus | Jul 26, 2012 | — |
| POS AM | Post-effective amendment no.1 to form s-3 on form s-1 | Jul 12, 2012 | — |
| S-3/A | Filing | Apr 10, 2012 | — |
| S-3 | Shelf registration | Apr 4, 2012 | — |
| 424B5 | Prospectus supplement | Apr 11, 2011 | — |
| 424B5 | Prospectus supplement | Feb 2, 2011 | — |
| S-8 | Employee stock plan registration | Nov 29, 2010 | — |
| 424B5 | Prospectus supplement | Jul 2, 2010 | — |
| S-3/A | Filing | Jun 14, 2010 | — |
| S-3/A | Filing | May 26, 2010 | — |
| S-3 | Shelf registration | May 12, 2010 | — |
| 424B3 | Prospectus | Feb 9, 2009 | — |
| S-3 | Shelf registration | Jan 27, 2009 | — |
| S-8 | Employee stock plan registration | Jan 18, 2008 | — |
| POS AM | Filing | Jan 18, 2008 | — |
| 424B3 | Prospectus | Feb 14, 2007 | — |
| S-8 | Employee stock plan registration | May 11, 2001 | — |
| S-3/A | Form s-3 amendment #1 | Mar 20, 2001 | — |
| S-3 | Shelf registration | Jan 26, 2001 | — |
| 424B3 | Prospectus | Jun 1, 1999 | — |
| 424B3 | Prospectus | May 4, 1999 | — |
Showing 110 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
- TOVX (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- NV
- Headquarters
- Rockville, MD
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 894158
- Former names
- Synthetic Biologics, Inc. (until Oct 12, 2022); ADEONA PHARMACEUTICALS, INC. (until Feb 17, 2012); PIPEX PHARMACEUTICALS, INC. (until Oct 16, 2008); SHEFFIELD PHARMACEUTICALS INC (until Dec 8, 2006); SHEFFIELD MEDICAL TECHNOLOGIES INC (until May 14, 1997)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.