Assembly Biosciences, Inc. SEC filings ASMB
Assembly Biosciences, Inc. has 901 filings in SEC EDGAR's recent list, going back to Feb 7, 2008. Its latest annual report, Form ARS, was filed on Apr 22, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 13, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Aug 13, 2026 (acquisition or sale of assets). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| EFFECT | Filing | Mar 27, 2026 | — |
| CORRESP | Letter to the SEC | Mar 25, 2026 | — |
| UPLOAD | Letter from the SEC | Mar 24, 2026 | — |
| EFFECT | Filing | Nov 21, 2025 | — |
| CORRESP | Letter to the SEC | Nov 19, 2025 | — |
| EFFECT | Filing | Apr 1, 2025 | — |
| CORRESP | Letter to the SEC | Mar 28, 2025 | — |
| UPLOAD | Letter from the SEC | Mar 26, 2025 | — |
| EFFECT | Filing | Apr 14, 2023 | — |
| CORRESP | Letter to the SEC | Apr 12, 2023 | — |
| UPLOAD | Letter from the SEC | Mar 24, 2023 | — |
| UPLOAD | Letter from the SEC | Feb 11, 2021 | — |
| CORRESP | Letter to the SEC | Jan 12, 2021 | — |
| UPLOAD | Letter from the SEC | Dec 29, 2020 | — |
| EFFECT | Filing | Sep 4, 2020 | — |
| CORRESP | Letter to the SEC | Sep 3, 2020 | — |
| UPLOAD | Letter from the SEC | Sep 2, 2020 | — |
| SEC STAFF LETTER | Filing | Feb 26, 2020 | — |
| SEC STAFF LETTER | Filing | Feb 11, 2020 | — |
| EFFECT | Filing | Jan 10, 2018 | — |
| UPLOAD | Letter from the SEC | Jan 9, 2018 | — |
| CORRESP | Letter to the SEC | Jan 8, 2018 | — |
| CT ORDER | Filing | Jun 9, 2017 | — |
| EFFECT | Filing | Jan 19, 2016 | — |
| CORRESP | Letter to the SEC | Jan 13, 2016 | — |
| UPLOAD | Letter from the SEC | Jan 12, 2016 | — |
| EFFECT | Filing | Jan 15, 2015 | — |
| CORRESP | Letter to the SEC | Jan 14, 2015 | — |
| CT ORDER | Filing | Jan 13, 2015 | — |
| UPLOAD | Letter from the SEC | Dec 8, 2014 | — |
| NT 10-Q | Form nt 10-q | Nov 14, 2014 | Sep 30, 2014 |
| CT ORDER | Filing | Jun 23, 2014 | — |
| CT ORDER | Filing | Jul 18, 2013 | — |
| NT 10-Q | Form nt 10-q | Nov 13, 2012 | Sep 30, 2012 |
| EFFECT | Filing | May 29, 2012 | — |
| EFFECT | Filing | Feb 10, 2012 | — |
| CORRESP | Letter to the SEC | Feb 9, 2012 | — |
| UPLOAD | Letter from the SEC | Feb 9, 2012 | — |
| EFFECT | Filing | Jul 13, 2011 | — |
| NT 10-K | Filing | Mar 31, 2011 | Dec 31, 2010 |
| CT ORDER | Filing | Dec 20, 2010 | — |
| CERTNAS | Auto-generated paper document | Dec 15, 2010 | — |
| EFFECT | Filing | Dec 15, 2010 | — |
| CORRESP | Letter to the SEC | Dec 14, 2010 | — |
| 8-A12B | Filing | Dec 10, 2010 | — |
| RW | Filing | Dec 10, 2010 | — |
| UPLOAD | Letter from the SEC | Dec 8, 2010 | — |
| UPLOAD | Letter from the SEC | Nov 22, 2010 | — |
| 8-A12G | Filing | Nov 16, 2010 | — |
| UPLOAD | Letter from the SEC | Nov 8, 2010 | — |
| UPLOAD | Letter from the SEC | Oct 19, 2010 | — |
| UPLOAD | Letter from the SEC | Aug 16, 2010 | — |
| D | Filing | May 24, 2010 | — |
| D/A | Filing | Apr 26, 2010 | — |
| D | Filing | Mar 12, 2010 | — |
| REGDEX/A | Auto-generated paper document | Oct 7, 2008 | — |
| REGDEX/A | Auto-generated paper document | Sep 2, 2008 | — |
| REGDEX/A | Auto-generated paper document | Aug 1, 2008 | — |
| REGDEX/A | Auto-generated paper document | Jul 30, 2008 | — |
| REGDEX | Auto-generated paper document | Jun 24, 2008 | — |
| REGDEX/A | Auto-generated paper document | Mar 14, 2008 | — |
| REGDEX/A | Auto-generated paper document | Feb 22, 2008 | — |
| REGDEX | Auto-generated paper document | Feb 7, 2008 | — |
Showing 63 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
- ASMB (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- South San Francisco, CA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1426800
- Former names
- VENTRUS BIOSCIENCES INC (until Jul 11, 2014)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.