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 |
|---|---|---|---|
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Regulation FD disclosure
|
Nov 2, 2026 | Oct 30, 2026 |
| DEF 14A | Proxy statement | Oct 20, 2026 | Nov 18, 2026 |
| PRE 14A | Preliminary proxy statement | Oct 9, 2026 | Oct 9, 2026 |
| S-8 | Employee stock plan registration | Aug 24, 2026 | — |
| 10-Q | Quarterly report | Aug 11, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 11, 2026 | Aug 11, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Aug 6, 2026 | Aug 6, 2026 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Aug 4, 2026 | Aug 3, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jul 7, 2026 | Jul 7, 2026 |
| DEF 14A | Proxy statement | Jun 29, 2026 | Aug 3, 2026 |
| ARS | Annual report to shareholders | Jun 29, 2026 | Dec 31, 2025 |
| PRE 14A | Preliminary proxy statement | Jun 18, 2026 | Jun 18, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jun 11, 2026 | Jun 11, 2026 |
| 8-K |
Current report
Other events
|
Jun 5, 2026 | Jun 5, 2026 |
| 10-Q | Quarterly report | May 5, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 5, 2026 | May 5, 2026 |
| DEF 14A | Proxy statement | Apr 30, 2026 | Jun 5, 2026 |
| PRE 14A | Preliminary proxy statement | Apr 20, 2026 | Apr 20, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Apr 17, 2026 | Apr 17, 2026 |
| 8-K |
Current report
Other events
|
Apr 9, 2026 | Apr 9, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Mar 23, 2026 | Mar 23, 2026 |
| DEF 14A | Proxy statement | Mar 16, 2026 | Apr 9, 2026 |
| 10-K | Annual report | Mar 12, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 12, 2026 | Mar 12, 2026 |
| PRE 14A | Preliminary proxy statement | Mar 4, 2026 | Mar 4, 2026 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Feb 18, 2026 | Feb 17, 2026 |
| 8-K |
Current report
Other events
|
Feb 12, 2026 | Feb 11, 2026 |
| 8-K |
Current report
Other events
|
Jan 12, 2026 | Jan 12, 2026 |
| DEF 14A | Proxy statement | Jan 5, 2026 | Feb 11, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Dec 29, 2025 | Dec 29, 2025 |
| PRE 14A | Preliminary proxy statement | Dec 23, 2025 | Dec 23, 2025 |
| 8-K |
Current report
Other events
|
Dec 15, 2025 | Dec 15, 2025 |
| 424B5 | Prospectus supplement | Dec 3, 2025 | — |
| EFFECT | Filing | Dec 2, 2025 | — |
| CORRESP | Letter to the SEC | Dec 1, 2025 | — |
| DEFA14A | Additional proxy material | Nov 12, 2025 | — |
| 10-Q | Quarterly report | Nov 12, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2025 | Nov 12, 2025 |
| DEF 14A | Proxy statement | Nov 10, 2025 | Dec 15, 2025 |
| S-3 | Shelf registration | Nov 7, 2025 | — |
| PRE 14A | Preliminary proxy statement | Oct 31, 2025 | Dec 15, 2025 |
| 8-K |
Current report
Other events
|
Oct 29, 2025 | Oct 29, 2025 |
| 424B5 | Prospectus supplement | Oct 29, 2025 | — |
| 8-K |
Current report
Other events
|
Oct 24, 2025 | Oct 24, 2025 |
| 424B5 | Prospectus supplement | Oct 24, 2025 | — |
| D | Filing | Oct 24, 2025 | — |
| 8-K |
Current report
Other events
|
Oct 20, 2025 | Oct 20, 2025 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Oct 17, 2025 | Oct 16, 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 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Oct 14, 2025 | Oct 13, 2025 |
| 8-K |
Current report
Other events
|
Oct 8, 2025 | Oct 8, 2025 |
| S-8 | Employee stock plan registration | Oct 6, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Oct 6, 2025 | Oct 6, 2025 |
| 8-K |
Current report
Exit or restructuring costs
|
Oct 2, 2025 | Sep 28, 2025 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Sep 4, 2025 | Aug 29, 2025 |
| 10-Q | Quarterly report | Aug 11, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 11, 2025 | Aug 11, 2025 |
| ARS | Annual report to shareholders | Jul 9, 2025 | Dec 31, 2024 |
| DEF 14A | Proxy statement | Jul 9, 2025 | Aug 29, 2025 |
| 8-K |
Current report
Other events
|
Jun 25, 2025 | Jun 25, 2025 |
| 8-K |
Current report
Other events
|
Jun 20, 2025 | Jun 20, 2025 |
| 424B5 | Prospectus supplement | Jun 20, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jun 2, 2025 | May 27, 2025 |
| 10-Q | Quarterly report | May 14, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 14, 2025 | May 14, 2025 |
| 8-K |
Current report
Material agreement, Other events
|
May 8, 2025 | May 7, 2025 |
| 424B5 | Prospectus supplement | May 8, 2025 | — |
| EFFECT | Filing | May 7, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
May 7, 2025 | May 7, 2025 |
| CORRESP | Letter to the SEC | May 5, 2025 | — |
| CORRESP | Letter to the SEC | May 5, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Mar 31, 2025 | Mar 31, 2025 |
| S-1/A | Amended registration statement | Mar 21, 2025 | — |
| 10-K | Annual report | Mar 6, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Mar 6, 2025 | Mar 6, 2025 |
| CORRESP | Letter to the SEC | Jan 23, 2025 | — |
| CORRESP | Letter to the SEC | Jan 23, 2025 | — |
| CORRESP | Letter to the SEC | Jan 21, 2025 | — |
| CORRESP | Letter to the SEC | Jan 21, 2025 | — |
| S-1/A | Amended registration statement | Jan 21, 2025 | — |
| UPLOAD | Letter from the SEC | Dec 16, 2024 | — |
| S-1 | Registration statement | Dec 10, 2024 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Dec 5, 2024 | Dec 5, 2024 |
| S-8 | Employee stock plan registration | Nov 20, 2024 | — |
| 10-Q | Quarterly report | Nov 12, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2024 | Nov 12, 2024 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Shareholder vote results
|
Nov 1, 2024 | Oct 31, 2024 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Oct 16, 2024 | Oct 16, 2024 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Oct 3, 2024 | Oct 3, 2024 |
| ARS | Annual report to shareholders | Oct 1, 2024 | Dec 31, 2023 |
| DEF 14A | Proxy statement | Sep 30, 2024 | Oct 31, 2024 |
| 8-K |
Current report
Material agreement, Other events
|
Sep 30, 2024 | Sep 26, 2024 |
| 424B5 | Prospectus supplement | Sep 27, 2024 | — |
| 424B5 | Prospectus supplement | Sep 26, 2024 | — |
| EFFECT | Filing | Sep 25, 2024 | — |
| EFFECT | Filing | Sep 25, 2024 | — |
| CORRESP | Letter to the SEC | Sep 23, 2024 | — |
| S-1/A | Amended registration statement | Sep 23, 2024 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Sep 23, 2024 | Sep 23, 2024 |
| CORRESP | Letter to the SEC | Sep 20, 2024 | — |
| PRE 14A | Preliminary proxy statement | Sep 18, 2024 | Sep 18, 2024 |
| UPLOAD | Letter from the SEC | Sep 16, 2024 | — |
| 8-K |
Current report
New debt, Regulation FD disclosure, Other events
|
Sep 16, 2024 | Sep 16, 2024 |
| S-3/A | Form s-3/a | Sep 11, 2024 | — |
| S-1 | Registration statement | Sep 10, 2024 | — |
| 8-K |
Current report
Other events
|
Sep 9, 2024 | Sep 6, 2024 |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change
|
Aug 26, 2024 | Aug 22, 2024 |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change, Other events
|
Aug 16, 2024 | Aug 15, 2024 |
| 10-Q | Quarterly report | Aug 13, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 13, 2024 | Aug 13, 2024 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jul 31, 2024 | Jul 30, 2024 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
May 23, 2024 | May 23, 2024 |
| 8-K |
Current report
Other events
|
May 16, 2024 | May 13, 2024 |
| UPLOAD | Letter from the SEC | May 8, 2024 | — |
| 10-Q | Quarterly report | May 7, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 7, 2024 | May 7, 2024 |
| S-3 | Shelf registration | May 2, 2024 | — |
| 8-K |
Current report
Material agreement
|
May 2, 2024 | May 2, 2024 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Apr 23, 2024 | Apr 23, 2024 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Apr 22, 2024 | Apr 22, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 16, 2024 | Apr 16, 2024 |
| 10-K | Annual report | Mar 25, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Mar 25, 2024 | Mar 25, 2024 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Feb 7, 2024 | Feb 7, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 8, 2024 | Jan 8, 2024 |
| 10-Q | Quarterly report | Nov 13, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 13, 2023 | Nov 13, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Oct 23, 2023 | Oct 23, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Oct 17, 2023 | Oct 16, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Oct 3, 2023 | Oct 2, 2023 |
| DEFR14A | Filing | Aug 16, 2023 | — |
| ARS | Annual report to shareholders | Aug 15, 2023 | Dec 31, 2022 |
| DEF 14A | Proxy statement | Aug 14, 2023 | Oct 2, 2023 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Aug 11, 2023 | Aug 9, 2023 |
| 10-Q | Quarterly report | Aug 8, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2023 | Aug 8, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Aug 2, 2023 | Aug 2, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jun 27, 2023 | Jun 27, 2023 |
| 10-Q | Quarterly report | May 11, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 11, 2023 | May 11, 2023 |
| 10-K | Annual report | Mar 30, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Mar 30, 2023 | Mar 30, 2023 |
| 8-K |
Current report
Restatement, Other events
|
Mar 10, 2023 | Mar 8, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Feb 16, 2023 | Feb 16, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jan 17, 2023 | Jan 17, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jan 9, 2023 | Jan 9, 2023 |
| 8-K |
Current report
Material agreement
|
Dec 23, 2022 | Dec 20, 2022 |
| 8-K |
Current report
Officer or director change
|
Dec 20, 2022 | Dec 15, 2022 |
| EFFECT | Filing | Dec 8, 2022 | — |
| 424B5 | Prospectus supplement | Dec 5, 2022 | — |
| POS AM | Filing | Dec 5, 2022 | — |
| 8-K |
Current report
Results of operations
|
Nov 10, 2022 | Nov 10, 2022 |
| 10-Q | Quarterly report | Nov 10, 2022 | Sep 30, 2022 |
| S-8 | Employee stock plan registration | Oct 17, 2022 | — |
| 8-K |
Current report
Bylaw or fiscal year change, Regulation FD disclosure, Other events
|
Oct 12, 2022 | Oct 11, 2022 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Oct 3, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Sep 30, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Sep 27, 2022 | Sep 27, 2022 |
| 424B3 | Prospectus | Sep 16, 2022 | — |
| EFFECT | Filing | Sep 14, 2022 | — |
| CORRESP | Letter to the SEC | Sep 12, 2022 | — |
| 8-K |
Current report
Other events
|
Sep 12, 2022 | Sep 12, 2022 |
| UPLOAD | Letter from the SEC | Sep 9, 2022 | — |
| S-3 | Shelf registration | Sep 6, 2022 | — |
| 8-K/A | Amended current report | Sep 6, 2022 | Sep 6, 2022 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Sep 6, 2022 | Sep 5, 2022 |
| DEF 14A | Proxy statement | Aug 16, 2022 | Sep 30, 2022 |
| DEFA14A | Additional proxy material | Aug 11, 2022 | — |
| 10-Q | Quarterly report | Aug 11, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 11, 2022 | Aug 11, 2022 |
| D | Filing | Aug 4, 2022 | — |
| PRE 14A | Preliminary proxy statement | Aug 3, 2022 | Aug 3, 2022 |
| 8-K |
Current report
Change to shareholder rights
|
Aug 3, 2022 | Jul 29, 2022 |
| DEFA14A | Additional proxy material | Aug 1, 2022 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale, Change to shareholder rights, Bylaw or fiscal year change, Other events
|
Jul 29, 2022 | Jul 28, 2022 |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change
|
Jul 25, 2022 | Jul 21, 2022 |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change, Other events
|
Jul 15, 2022 | Jul 11, 2022 |
| 8-K |
Current report
Other events
|
Jul 14, 2022 | Jul 8, 2022 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
May 16, 2022 | May 16, 2022 |
| 10-Q | Quarterly report | May 16, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
May 16, 2022 | May 16, 2022 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
May 10, 2022 | May 10, 2022 |
| 8-K/A |
Amended current report
Acquisition or sale of assets
|
May 6, 2022 | Mar 10, 2022 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Mar 23, 2022 | Mar 22, 2022 |
| D | Filing | Mar 21, 2022 | — |
| 10-K | Annual report | Mar 16, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations
|
Mar 16, 2022 | Mar 16, 2022 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Unregistered share sale, Regulation FD disclosure
|
Mar 11, 2022 | Mar 10, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 27, 2022 | Jan 27, 2022 |
| 8-K |
Current report
Officer or director change
|
Jan 4, 2022 | Jan 3, 2022 |
| 8-K |
Current report
Officer or director change
|
Dec 27, 2021 | Dec 23, 2021 |
| 8-K |
Current report
Other events
|
Dec 14, 2021 | Dec 14, 2021 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale, Regulation FD disclosure
|
Dec 14, 2021 | Dec 14, 2021 |
| 10-Q | Quarterly report | Nov 3, 2021 | Sep 30, 2021 |
| 424B3 | Prospectus | Nov 3, 2021 | — |
| 8-K |
Current report
Results of operations
|
Nov 3, 2021 | Nov 3, 2021 |
| EFFECT | Filing | Nov 2, 2021 | — |
Showing 200 filings, the most recent 200. 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.