Agenus Inc SEC filings AGEN
Agenus Inc has 1,003 filings in SEC EDGAR's recent list, going back to Apr 29, 2014. Its latest annual report, Form ARS, was filed on Apr 30, 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 5, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| S-3 | Shelf registration | Sep 11, 2026 | — |
| S-8 | Employee stock plan registration | Sep 2, 2026 | — |
| 424B3 | Prospectus | Aug 17, 2026 | — |
| S-8 | Employee stock plan registration | Aug 7, 2026 | — |
| S-3 | Shelf registration | Aug 7, 2026 | — |
| S-3 | Shelf registration | Jul 20, 2026 | — |
| S-3ASR | Automatic shelf registration | Dec 29, 2025 | — |
| S-8 | Employee stock plan registration | Aug 12, 2025 | — |
| S-3 | Shelf registration | May 12, 2025 | — |
| 424B5 | Prospectus supplement | Aug 8, 2024 | — |
| S-8 | Employee stock plan registration | Jun 25, 2024 | — |
| S-8 | Employee stock plan registration | Mar 15, 2024 | — |
| POS AM | Filing | Mar 14, 2024 | — |
| S-3ASR | Automatic shelf registration | Jun 23, 2023 | — |
| S-8 | Employee stock plan registration | Jun 23, 2023 | — |
| S-3ASR | Automatic shelf registration | Dec 23, 2022 | — |
| S-8 | Employee stock plan registration | Aug 11, 2022 | — |
| 424B5 | Prospectus supplement | Mar 1, 2022 | — |
| S-3ASR | Automatic shelf registration | Nov 12, 2021 | — |
| S-3ASR | Automatic shelf registration | Jul 22, 2020 | — |
| S-3 | Shelf registration | Oct 25, 2019 | — |
| S-8 | Employee stock plan registration | Aug 7, 2019 | — |
| S-8 | Employee stock plan registration | Aug 7, 2019 | — |
| 424B5 | Prospectus supplement | Dec 19, 2018 | — |
| S-3 | Shelf registration | Nov 8, 2018 | — |
| S-8 | Employee stock plan registration | Nov 8, 2018 | — |
| 424B5 | Prospectus supplement | May 11, 2018 | — |
| S-3 | Shelf registration | Jan 24, 2018 | — |
| S-3 | Shelf registration | Nov 9, 2017 | — |
| S-3 | Shelf registration | Oct 18, 2017 | — |
| S-3/A | Filing | Mar 16, 2017 | — |
| S-3/A | Filing | Feb 16, 2017 | — |
| S-3 | Shelf registration | Jan 20, 2017 | — |
| S-8 | Employee stock plan registration | Aug 4, 2016 | — |
| S-3/A | S-3/a - amendment no. 1 | Apr 8, 2016 | — |
| S-3 | Shelf registration | Mar 4, 2016 | — |
| S-3 | Shelf registration | Feb 26, 2016 | — |
| S-8 | Employee stock plan registration | Jan 21, 2016 | — |
| S-3 | Shelf registration | Jan 6, 2016 | — |
| S-3 | Shelf registration | Nov 20, 2015 | — |
| S-3 | Shelf registration | Aug 21, 2015 | — |
| 424B5 | Prospectus supplement | May 21, 2015 | — |
| 424B5 | Prospectus supplement | May 20, 2015 | — |
| S-3 | Shelf registration | May 1, 2015 | — |
| S-3 | Shelf registration | Oct 10, 2014 | — |
| S-3 | Shelf registration | May 9, 2014 | — |
| S-8 | Employee stock plan registration | May 9, 2014 | — |
Showing 47 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
- Biological Products, (No Diagnostic Substances) (SIC 2836)
- Listed as
- AGEN (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Lexington, MA
- SEC filer status
- Accelerated filer, Smaller reporting company
- SEC CIK
- 1098972
- Former names
- ANTIGENICS INC /DE/ (until Jan 5, 2011)
Other Biological Products, (No Diagnostic Substances) companies
- Amgen Inc AMGN
- Gilead Sciences, Inc. GILD
- Moderna, Inc. MRNA
- Argenx SE ARGX
- Revolution Medicines, Inc. RVMD
- Biogen Inc. BIIB
- BioNTech SE BNTX
- Exelixis, Inc. EXEL
All 182 Biological Products, (No Diagnostic Substances) companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.