AIM ImmunoTech Inc. SEC filings AIM
AIM ImmunoTech Inc. has 1,001 filings in SEC EDGAR's recent list, going back to Dec 6, 2013. Its latest annual report, Form ARS, was filed on Sep 30, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 7, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| S-8 | Employee stock plan registration | Jul 9, 2026 | — |
| 424B3 | Prospectus | Jun 24, 2026 | — |
| 424B3 | Prospectus | Jun 18, 2026 | — |
| S-1 | Registration statement | Jun 18, 2026 | — |
| 424B5 | Prospectus supplement | Jun 10, 2026 | — |
| S-1 | Registration statement | Jun 8, 2026 | — |
| 424B5 | Prospectus supplement | May 21, 2026 | — |
| 424B5 | Prospectus supplement | May 19, 2026 | — |
| 424B5 | Prospectus supplement | Apr 10, 2026 | — |
| 424B3 | Prospectus | Feb 27, 2026 | — |
| 424B4 | Prospectus | Feb 17, 2026 | — |
| S-1/A | Amended registration statement | Feb 10, 2026 | — |
| S-1/A | Amended registration statement | Jan 29, 2026 | — |
| S-1/A | Amended registration statement | Jan 23, 2026 | — |
| S-1 | Registration statement | Dec 12, 2025 | — |
| 424B5 | Prospectus supplement | Oct 30, 2025 | — |
| 424B5 | Prospectus supplement | Jul 30, 2025 | — |
| S-1/A | Amended registration statement | Jul 22, 2025 | — |
| S-8 | Employee stock plan registration | Jul 15, 2025 | — |
| S-1/A | Amended registration statement | Jul 15, 2025 | — |
| S-3/A | Filing | Jun 27, 2025 | — |
| S-3 | Shelf registration | Apr 1, 2025 | — |
| S-1/A | Amended registration statement | Feb 7, 2025 | — |
| S-1/A | Amended registration statement | Feb 3, 2025 | — |
| S-1 | Registration statement | Jan 23, 2025 | — |
| 424B5 | Prospectus supplement | Dec 4, 2024 | — |
| S-1 | Registration statement | Nov 15, 2024 | — |
| 424B5 | Prospectus supplement | Oct 1, 2024 | — |
| 424B5 | Prospectus supplement | Sep 30, 2024 | — |
| 424B5 | Prospectus supplement | Jul 25, 2024 | — |
| S-1 | Registration statement | Jul 11, 2024 | — |
| S-8 | Employee stock plan registration | Jul 1, 2024 | — |
| 424B5 | Prospectus supplement | Jun 3, 2024 | — |
| 424B5 | Prospectus supplement | May 31, 2024 | — |
| 424B5 | Prospectus supplement | May 1, 2024 | — |
| S-1 | Registration statement | Apr 19, 2024 | — |
| S-8 | Employee stock plan registration | Jul 3, 2023 | — |
| 424B5 | Prospectus supplement | Apr 19, 2023 | — |
| S-8 | Employee stock plan registration | Jul 1, 2022 | — |
| S-3 | Shelf registration | Jan 21, 2022 | — |
| POS AM | Filing | Jan 18, 2022 | — |
| S-8 | Employee stock plan registration | Jul 1, 2021 | — |
| 424B5 | Prospectus supplement | Aug 18, 2020 | — |
| S-8 | Employee stock plan registration | Aug 3, 2020 | — |
| 424B5 | Prospectus supplement | Jun 15, 2020 | — |
| 424B5 | Prospectus supplement | Mar 10, 2020 | — |
| 424B5 | Prospectus supplement | Mar 3, 2020 | — |
| 424B4 | Prospectus | Sep 26, 2019 | — |
| S-1/A | Amended registration statement | Sep 25, 2019 | — |
| S-1/A | Amended registration statement | Sep 24, 2019 | — |
| S-1/A | Amended registration statement | Sep 24, 2019 | — |
| S-1 | Registration statement | Sep 6, 2019 | — |
| 424B5 | Prospectus supplement | Jul 22, 2019 | — |
| 424B3 | Prospectus | May 2, 2019 | — |
| 424B3 | Prospectus | May 2, 2019 | — |
| 424B5 | Prospectus supplement | Feb 28, 2019 | — |
| 424B3 | Prospectus | Feb 26, 2019 | — |
| 424B4 | Prospectus | Feb 14, 2019 | — |
| S-1/A | Amended registration statement | Feb 6, 2019 | — |
| S-1 | Registration statement | Dec 27, 2018 | — |
| S-8 | Employee stock plan registration | Sep 26, 2018 | — |
| 424B5 | Prospectus supplement | Aug 3, 2018 | — |
| 424B5 | Prospectus supplement | Aug 3, 2018 | — |
| 424B5 | Prospectus supplement | Aug 3, 2018 | — |
| S-3/A | Filing | Jul 31, 2018 | — |
| S-3/A | Filing | Jul 20, 2018 | — |
| S-1/A | Amended registration statement | Jul 20, 2018 | — |
| S-3 | Shelf registration | Jul 2, 2018 | — |
| S-1 | Registration statement | Jul 2, 2018 | — |
| 424B5 | Prospectus supplement | Apr 20, 2018 | — |
| 424B5 | Prospectus supplement | Mar 22, 2018 | — |
| 424B5 | Prospectus supplement | Feb 7, 2018 | — |
| 424B5 | Prospectus supplement | Nov 27, 2017 | — |
| 424B3 | Prospectus | Oct 12, 2017 | — |
| S-1 | Registration statement | Sep 29, 2017 | — |
| S-8 | Employee stock plan registration | Aug 31, 2017 | — |
| 424B3 | Prospectus | Jun 1, 2017 | — |
| 424B3 | Prospectus | May 23, 2017 | — |
| S-1/A | Amended registration statement | May 19, 2017 | — |
| S-1 | Registration statement | May 4, 2017 | — |
| 424B5 | Prospectus supplement | Feb 3, 2017 | — |
| 424B5 | Prospectus supplement | Sep 1, 2016 | — |
| 424B5 | Prospectus supplement | Aug 26, 2016 | — |
| S-8 | Employee stock plan registration | Jan 20, 2016 | — |
| 424B5 | Prospectus supplement | Dec 16, 2015 | — |
| 424B5 | Prospectus supplement | Dec 15, 2015 | — |
| 424B5 | Prospectus supplement | Aug 5, 2015 | — |
| 424B5 | Prospectus supplement | Aug 5, 2015 | — |
| S-3/A | Filing | Jul 7, 2015 | — |
| S-3 | Shelf registration | Jun 25, 2015 | — |
| 424B5 | Prospectus supplement | Mar 6, 2015 | — |
| 424B5 | Prospectus supplement | Jan 31, 2014 | — |
| 424B5 | Prospectus supplement | Dec 23, 2013 | — |
| 424B5 | Prospectus supplement | Dec 10, 2013 | — |
Showing 94 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
- AIM (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Ocala, FL
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 946644
- Former names
- AIM ImmunoTech Inc. (until Nov 5, 2026); HEMISPHERX BIOPHARMA INC (until Aug 26, 2019)
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.