ProPhase Labs, Inc. SEC filings PRPH
ProPhase Labs, Inc. has 923 filings in SEC EDGAR's recent list, going back to Aug 13, 1996. Its latest annual report, Form 10-K, was filed on Jun 1, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 19, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Aug 6, 2026 (material agreement, new debt). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| NT 10-Q | Filing | Aug 14, 2026 | Jun 30, 2026 |
| NT 10-Q | Filing | May 15, 2026 | Mar 31, 2026 |
| NT 10-K | Filing | Mar 27, 2026 | Dec 31, 2025 |
| 25-NSE | Delisting notice | Jan 23, 2026 | — |
| NT 10-Q | Filing | Nov 14, 2025 | Sep 30, 2025 |
| UPLOAD | Letter from the SEC | Aug 18, 2025 | — |
| CORRESP | Letter to the SEC | Aug 8, 2025 | — |
| PRER14A | Filing | Aug 8, 2025 | — |
| UPLOAD | Letter from the SEC | Aug 6, 2025 | — |
| D | Filing | Aug 5, 2025 | — |
| D | Filing | Jul 7, 2025 | — |
| NT 10-Q | Filing | May 16, 2025 | Mar 31, 2025 |
| NT 10-K | Filing | Apr 1, 2025 | Dec 31, 2024 |
| EFFECT | Filing | Nov 20, 2024 | — |
| CORRESP | Letter to the SEC | Nov 18, 2024 | — |
| UPLOAD | Letter from the SEC | Nov 18, 2024 | — |
| NT 10-Q | Filing | Nov 13, 2024 | Sep 30, 2024 |
| NT 10-Q | Filing | Aug 9, 2024 | Jun 30, 2024 |
| NT 10-K | Filing | Mar 18, 2024 | Dec 31, 2023 |
| EFFECT | Filing | Nov 24, 2021 | — |
| EFFECT | Filing | Nov 12, 2021 | — |
| CORRESP | Letter to the SEC | Nov 10, 2021 | — |
| UPLOAD | Letter from the SEC | Nov 9, 2021 | — |
| EFFECT | Filing | Jun 29, 2021 | — |
| CORRESP | Letter to the SEC | Jun 25, 2021 | — |
| UPLOAD | Letter from the SEC | Jun 24, 2021 | — |
| UPLOAD | Letter from the SEC | Jun 22, 2021 | — |
| CORRESP | Letter to the SEC | Jun 11, 2021 | — |
| UPLOAD | Letter from the SEC | May 26, 2021 | — |
| NT 10-Q | Filing | Nov 16, 2020 | Sep 30, 2020 |
| NT 10-Q | Filing | Aug 15, 2018 | Jun 30, 2018 |
| EFFECT | Filing | Jul 5, 2018 | — |
| UPLOAD | Letter from the SEC | Jul 3, 2018 | — |
| CORRESP | Letter to the SEC | Jul 2, 2018 | — |
| 15-12G | Deregistration | Feb 21, 2018 | — |
| 8-A12G/A | Filing | Feb 21, 2018 | — |
| SC TO-I/A | Filing | Dec 21, 2017 | — |
| SC TO-I/A | Filing | Dec 19, 2017 | — |
| SC TO-I | Filing | Nov 20, 2017 | — |
| SC TO-I/A | Filing | Sep 29, 2017 | — |
| SC TO-I/A | Filing | Sep 26, 2017 | — |
| CORRESP | Letter to the SEC | Aug 31, 2017 | — |
| UPLOAD | Letter from the SEC | Aug 31, 2017 | — |
| SC TO-I | Filing | Aug 25, 2017 | — |
| UPLOAD | Letter from the SEC | Apr 5, 2017 | — |
| CORRESP | Letter to the SEC | Feb 24, 2017 | — |
| PRER14A | Filing | Feb 24, 2017 | — |
| CT ORDER | Filing | Feb 16, 2017 | — |
| UPLOAD | Letter from the SEC | Feb 14, 2017 | — |
| DFAN14A | Defan14a | Jan 10, 2017 | — |
| D | Filing | Dec 28, 2015 | — |
| EFFECT | Filing | Aug 21, 2015 | — |
| CORRESP | Letter to the SEC | Aug 18, 2015 | — |
| CORRESP | Letter to the SEC | Aug 18, 2015 | — |
| UPLOAD | Letter from the SEC | Aug 14, 2015 | — |
| EFFECT | Filing | Jul 23, 2015 | — |
| 8-A12G/A | Filing | Jun 19, 2014 | — |
| EFFECT | Filing | Jun 11, 2014 | — |
| EFFECT | Filing | May 29, 2014 | — |
| EFFECT | Filing | Dec 12, 2012 | — |
| D | Filing | Mar 26, 2010 | — |
| UPLOAD | Letter from the SEC | Jan 12, 2010 | — |
| CORRESP | Letter to the SEC | Jan 5, 2010 | — |
| CORRESP | Letter to the SEC | Nov 17, 2009 | — |
| UPLOAD | Letter from the SEC | Nov 3, 2009 | — |
| CORRESP | Letter to the SEC | Oct 15, 2009 | — |
| UPLOAD | Letter from the SEC | Oct 5, 2009 | — |
| CORRESP | Letter to the SEC | Aug 20, 2009 | — |
| UPLOAD | Letter from the SEC | Jul 23, 2009 | — |
| DFAN14A | Filing | May 19, 2009 | — |
| DFAN14A | Filing | May 19, 2009 | — |
| DFAN14A | Filing | May 18, 2009 | — |
| DFAN14A | Filing | May 15, 2009 | — |
| DFAN14A | Filing | May 13, 2009 | — |
| DFAN14A | Filing | May 8, 2009 | — |
| DFAN14A | Filing | May 1, 2009 | — |
| DFAN14A | Filing | May 1, 2009 | — |
| DEFC14A | Filing | May 1, 2009 | — |
| PRRN14A | Filing | Apr 28, 2009 | — |
| UPLOAD | Letter from the SEC | Apr 24, 2009 | — |
| PRRN14A | Filing | Apr 21, 2009 | — |
| DFAN14A | Filing | Apr 21, 2009 | — |
| UPLOAD | Letter from the SEC | Apr 16, 2009 | — |
| DFAN14A | Filing | Apr 15, 2009 | — |
| PREC14A | Filing | Apr 9, 2009 | — |
| DFAN14A | Filing | Apr 9, 2009 | — |
| PREN14A | Filing | Apr 9, 2009 | Apr 9, 2009 |
| DFAN14A | Filing | Apr 6, 2009 | — |
| CORRESP | Letter to the SEC | Jan 19, 2006 | — |
| CORRESP | Letter to the SEC | Dec 5, 2005 | — |
| CORRESP | Letter to the SEC | Nov 7, 2005 | — |
| CORRESP | Letter to the SEC | Oct 17, 2005 | — |
| CORRESP | Letter to the SEC | Aug 29, 2005 | — |
| CORRESP | Letter to the SEC | Aug 22, 2005 | — |
| CORRESP | Letter to the SEC | Aug 8, 2005 | — |
| UPLOAD | Letter from the SEC | Aug 4, 2005 | — |
| NT 10-K | Filing | Mar 30, 2004 | Dec 31, 2003 |
| 8-A12G | Form 8-a12g | Sep 18, 1998 | — |
| 10KSB/A | Admended 10ksb/a 12/31/97 | Jun 9, 1998 | Dec 31, 1997 |
| 10KSB | For the fiscal year ending december 31, 1997 | Mar 30, 1998 | Dec 31, 1997 |
| 10QSB | For the quarter ending 09/30/97 | Nov 13, 1997 | Sep 30, 1997 |
| SB-2/A | Form sb-2/a | Sep 29, 1997 | — |
| SB-2/A | Form sb-2/a | Sep 25, 1997 | — |
| 10QSB | For the quarter ending june 30th, 1997 | Aug 14, 1997 | Jun 30, 1997 |
| SB-2 | Form sb-2 | Jul 14, 1997 | — |
| 10QSB | For the period ending 03/31/97 | May 20, 1997 | Mar 31, 1997 |
| 10KSB/A | Form 10ksb/a | Apr 4, 1997 | Sep 30, 1996 |
| 10QSB | Quarterly report 10qsb | Feb 18, 1997 | Dec 31, 1996 |
| 10KSB/A | For the fical year ending september 30, 1996 | Jan 2, 1997 | Sep 30, 1996 |
| 10KSB | For the fical year ending september 30, 1996 | Dec 31, 1996 | Sep 30, 1996 |
| 8-A12G | Registration of certain classes of securities | Oct 25, 1996 | — |
| 10QSB/A | Quarterly report | Oct 22, 1996 | Jun 30, 1996 |
Showing 112 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
- PRPH (OTC)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- New York, NY
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 868278
- Former names
- QUIGLEY CORP (until May 18, 2010)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.