Theriva Biologics, Inc. — All Filings
1,001 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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4
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424B2
424B3
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8-A12B
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S-3
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SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 8-K | FORM 8-K | 0001104659-26-033051 | Mar 23, 2026 | — |
| DEF 14A | DEF 14A | 0001104659-26-028593 | Mar 16, 2026 | Apr 9, 2026 |
| 10-K | 10-K | 0001104659-26-026767 | Mar 12, 2026 | Dec 31, 2025 |
| 8-K | FORM 8-K | 0001104659-26-026765 | Mar 12, 2026 | — |
| PRE 14A | PRE 14A | 0001104659-26-023448 | Mar 4, 2026 | — |
| 8-K | FORM 8-K | 0001104659-26-016792 | Feb 18, 2026 | Feb 17, 2026 |
| 8-K | FORM 8-K | 0001104659-26-013907 | Feb 12, 2026 | Feb 11, 2026 |
| 8-K | FORM 8-K | 0001104659-26-002750 | Jan 12, 2026 | — |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-001388 | Jan 6, 2026 | Jan 5, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-001384 | Jan 6, 2026 | Jan 5, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-001383 | Jan 6, 2026 | Jan 5, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-001381 | Jan 6, 2026 | Jan 5, 2026 |
| DEF 14A | DEF 14A | 0001104659-26-000633 | Jan 5, 2026 | Feb 11, 2026 |
| 8-K | FORM 8-K | 0001104659-25-124523 | Dec 29, 2025 | — |
| PRE 14A | PRE 14A | 0001104659-25-124168 | Dec 23, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-121246 | Dec 15, 2025 | — |
| 424B5 | 424B5 | 0001104659-25-118116 | Dec 3, 2025 | — |
| EFFECT | — | 9999999995-25-003480 | Dec 2, 2025 | — |
| DEFA14A | DEFA14A | 0001104659-25-110362 | Nov 12, 2025 | — |
| 10-Q | 10-Q | 0001104659-25-109828 | Nov 12, 2025 | Sep 30, 2025 |
| 8-K | FORM 8-K | 0001104659-25-109821 | Nov 12, 2025 | — |
| SCHEDULE 13G | — | 0002096075-25-000001 | Nov 10, 2025 | — |
| DEF 14A | DEF 14A | 0001104659-25-109200 | Nov 10, 2025 | Dec 15, 2025 |
| S-3 | S-3 | 0001104659-25-108521 | Nov 7, 2025 | — |
| PRE 14A | PRE 14A | 0001104659-25-104926 | Oct 31, 2025 | Dec 15, 2025 |
| 8-K | FORM 8-K | 0001104659-25-103774 | Oct 29, 2025 | — |
| 424B5 | 424B5 | 0001104659-25-103770 | Oct 29, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-102104 | Oct 24, 2025 | — |
| 424B5 | 424B5 | 0001104659-25-102103 | Oct 24, 2025 | — |
| D | — | 0001104659-25-101914 | Oct 24, 2025 | — |
| SCHEDULE 13G/A | — | 0000902664-25-004480 | Oct 21, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-100608 | Oct 20, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-100468 | Oct 17, 2025 | Oct 16, 2025 |
| 424B5 | 424B5 | 0001104659-25-100133 | Oct 16, 2025 | — |
| 424B5 | 424B5 | 0001104659-25-100132 | Oct 16, 2025 | — |
| 424B5 | 424B5 | 0001104659-25-099916 | Oct 16, 2025 | — |
| 424B5 | 424B5 | 0001104659-25-099913 | Oct 16, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-098882 | Oct 14, 2025 | Oct 13, 2025 |
| 8-K | FORM 8-K | 0001104659-25-097739 | Oct 8, 2025 | — |
| S-8 | FORM S-8 | 0001104659-25-097114 | Oct 6, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-096946 | Oct 6, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-096047 | Oct 2, 2025 | Sep 28, 2025 |
| 8-K | FORM 8-K | 0001104659-25-087465 | Sep 4, 2025 | Aug 29, 2025 |
| 10-Q | 10-Q | 0001410578-25-001654 | Aug 11, 2025 | Jun 30, 2025 |
| 8-K | FORM 8-K | 0001104659-25-075944 | Aug 11, 2025 | — |
| SCHEDULE 13G | — | 0000902664-25-003293 | Jul 31, 2025 | — |
| ARS | ARS | 0001104659-25-066733 | Jul 9, 2025 | Dec 31, 2024 |
| DEF 14A | FORM DEF 14A | 0001104659-25-066731 | Jul 9, 2025 | Aug 29, 2025 |
| 8-K | FORM 8-K | 0001104659-25-062559 | Jun 25, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-061203 | Jun 20, 2025 | — |