Positron Corp SEC filings POSC
Positron Corp has 325 filings in SEC EDGAR's recent list, going back to May 15, 1996. Its latest annual report, Form 10-K, was filed on Mar 31, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 14, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 2, 2026 (material agreement, new debt, unregistered share sale). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale
|
Oct 2, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Material agreement
|
Aug 18, 2026 | Aug 13, 2026 |
| 10-Q | Quarterly report | Aug 14, 2026 | Jun 30, 2026 |
| 10-Q | Quarterly report | May 15, 2026 | Mar 31, 2026 |
| 10-K | Annual report | Mar 31, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Dec 30, 2025 | Dec 23, 2025 |
| 8-K |
Current report
Auditor change
|
Dec 16, 2025 | Dec 10, 2025 |
| 10-12G | Filing | Nov 12, 2025 | — |
| 15-12G | Deregistration | May 2, 2019 | — |
| 8-K |
Current report
Material agreement, Bankruptcy, Results of operations, Officer or director change, Shareholder vote results
|
Aug 1, 2018 | Jul 31, 2018 |
| SC 13D/A | Amended ownership over 5% (active) | Jun 21, 2016 | — |
| 8-K |
Current report
Material agreement, Bankruptcy
|
May 10, 2016 | May 4, 2016 |
| NT 10-K | Filing | Mar 31, 2016 | Dec 31, 2015 |
| 8-K |
Current report
Officer or director change
|
Feb 22, 2016 | Feb 16, 2016 |
| 10-Q | Quarterly report | Nov 23, 2015 | Sep 30, 2015 |
| NT 10-Q | Filing | Nov 16, 2015 | Sep 30, 2015 |
| 8-K |
Current report
Officer or director change
|
Oct 5, 2015 | Sep 21, 2015 |
| 8-K |
Current report
Other events
|
Sep 11, 2015 | Sep 8, 2015 |
| 10-Q | Quarterly report | Aug 14, 2015 | Jun 30, 2015 |
| 4/A | Form 4/a submission | Jul 27, 2015 | Feb 12, 2015 |
| 5 | Annual insider ownership | Jul 27, 2015 | Dec 31, 2014 |
| 5 | Annual insider ownership | Jul 27, 2015 | Dec 31, 2014 |
| 5 | Annual insider ownership | Jul 27, 2015 | Dec 31, 2014 |
| SC 13D | Ownership over 5% (active) | Jul 10, 2015 | — |
| 10-Q | Quarterly report | May 15, 2015 | Mar 31, 2015 |
| 10-K | Annual report | Mar 31, 2015 | Dec 31, 2014 |
| 4 | Insider transaction | Mar 31, 2015 | Aug 27, 2014 |
| 3 | Initial insider ownership | Mar 31, 2015 | May 16, 2014 |
| 8-K |
Current report
Officer or director change
|
Dec 22, 2014 | Dec 22, 2014 |
| 10-Q/A | Amended quarterly report | Dec 15, 2014 | Sep 30, 2014 |
| 10-Q/A | Amended quarterly report | Dec 15, 2014 | Jun 30, 2014 |
| 10-Q/A | Amended quarterly report | Dec 15, 2014 | Mar 31, 2014 |
| DEF 14C | Information statement | Nov 18, 2014 | Dec 8, 2014 |
| 10-Q | Quarterly report | Nov 14, 2014 | Sep 30, 2014 |
| PRE 14C | Filing | Nov 7, 2014 | Nov 7, 2014 |
| 4 | Insider transaction | Nov 6, 2014 | Nov 3, 2014 |
| 4 | Insider transaction | Nov 6, 2014 | Nov 3, 2014 |
| 4 | Insider transaction | Sep 12, 2014 | Aug 22, 2014 |
| 4 | Insider transaction | Sep 12, 2014 | Aug 22, 2014 |
| 8-K |
Current report
Officer or director change
|
Sep 8, 2014 | Sep 5, 2014 |
| 10-Q | Quarterly report | Aug 14, 2014 | Jun 30, 2014 |
| 4 | Insider transaction | Jul 7, 2014 | Jun 30, 2014 |
| 4 | Insider transaction | Jul 7, 2014 | Jun 30, 2014 |
| 4 | Insider transaction | May 22, 2014 | May 19, 2014 |
| 4 | Insider transaction | May 22, 2014 | May 19, 2014 |
| 10-Q/A | Amended quarterly report | May 16, 2014 | Mar 31, 2014 |
| 10-Q | Quarterly report | May 15, 2014 | Mar 31, 2014 |
| 10-K | Annual report | Mar 31, 2014 | Dec 31, 2013 |
| DEF 14C | Information statement | Jan 6, 2014 | Jan 6, 2014 |
| UPLOAD | Letter from the SEC | Jan 3, 2014 | — |
| 8-K |
Current report
Change to shareholder rights
|
Dec 27, 2013 | Nov 6, 2013 |
| CORRESP | Letter to the SEC | Dec 17, 2013 | — |
| PRER14C | Filing | Dec 13, 2013 | — |
| CORRESP | Letter to the SEC | Nov 27, 2013 | — |
| UPLOAD | Letter from the SEC | Nov 26, 2013 | — |
| CORRESP | Letter to the SEC | Nov 22, 2013 | — |
| 4/A | Ownership document | Nov 22, 2013 | Nov 7, 2013 |
| PRE 14C | Filing | Nov 19, 2013 | Nov 19, 2013 |
| 10-Q/A | Amended quarterly report | Nov 18, 2013 | Sep 30, 2013 |
| 10-Q | Quarterly report | Nov 14, 2013 | Sep 30, 2013 |
| 4 | Insider transaction | Nov 8, 2013 | Nov 7, 2013 |
| UPLOAD | Letter from the SEC | Oct 31, 2013 | — |
| CORRESP | Letter to the SEC | Oct 22, 2013 | — |
| PRER14C | Filing | Oct 22, 2013 | — |
| UPLOAD | Letter from the SEC | Oct 8, 2013 | — |
| PRE 14C | Form pre 14c | Sep 20, 2013 | Sep 20, 2013 |
| 10-Q | Quarterly report | Aug 14, 2013 | Jun 30, 2013 |
| 10-Q | Quarterly report | May 17, 2013 | Mar 31, 2013 |
| NT 10-Q | Filing | May 15, 2013 | Mar 31, 2013 |
| 4 | Insider transaction | May 9, 2013 | Apr 15, 2013 |
| 4 | Insider transaction | May 9, 2013 | Apr 15, 2013 |
| 10-K/A | Amended annual report | Apr 23, 2013 | Dec 31, 2012 |
| 10-K | Annual report | Apr 15, 2013 | Dec 31, 2012 |
| NT 10-K | Filing | Mar 29, 2013 | Dec 31, 2012 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 30, 2013 | Jan 30, 2013 |
| 10-Q/A | Amended quarterly report | Nov 21, 2012 | Sep 30, 2012 |
| NT 10-Q | Filing | Nov 15, 2012 | Sep 30, 2012 |
| 10-Q | Quarterly report | Nov 14, 2012 | Sep 30, 2012 |
| D | Filing | Nov 13, 2012 | — |
| D | Filing | Nov 13, 2012 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Nov 1, 2012 | Oct 31, 2012 |
| 10-Q/A | Amended quarterly report | Aug 21, 2012 | Jun 30, 2012 |
| 10-Q | Quarterly report | Aug 14, 2012 | Jun 30, 2012 |
| 10-Q | Quarterly report | May 21, 2012 | Mar 31, 2012 |
| NT 10-Q | Form nt 10-q notification of late filing | May 15, 2012 | Mar 31, 2012 |
| 8-K |
Current report
Regulation FD disclosure
|
May 7, 2012 | May 3, 2012 |
| 10-K | Annual report | Apr 6, 2012 | Dec 31, 2011 |
| NT 10-K | Form nt 10-k | Mar 30, 2012 | Dec 31, 2011 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 23, 2012 | Jan 19, 2012 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Unregistered share sale
|
Jan 20, 2012 | Jan 17, 2012 |
| DEF 14C | Information statement | Dec 16, 2011 | Dec 16, 2011 |
| UPLOAD | Letter from the SEC | Dec 12, 2011 | — |
| CORRESP | Letter to the SEC | Dec 8, 2011 | — |
| PRER14C | Filing | Dec 6, 2011 | — |
| UPLOAD | Letter from the SEC | Dec 1, 2011 | — |
| 10-K/A | Amended annual report | Nov 21, 2011 | Dec 31, 2010 |
| 4 | Insider transaction | Nov 18, 2011 | Dec 29, 2010 |
| 10-Q | Quarterly report | Nov 14, 2011 | Sep 30, 2011 |
| 4 | Insider transaction | Nov 8, 2011 | Dec 29, 2010 |
| 4 | Insider transaction | Nov 8, 2011 | Dec 29, 2010 |
| UPLOAD | Letter from the SEC | Sep 27, 2011 | — |
| 10-K/A | Amended annual report | Sep 26, 2011 | Dec 31, 2009 |
| 10-K/A | Amended annual report | Sep 15, 2011 | Dec 31, 2010 |
| 4 | Insider transaction | Sep 13, 2011 | Jan 2, 2010 |
| 4 | Insider transaction | Sep 13, 2011 | Jan 2, 2010 |
| UPLOAD | Letter from the SEC | Aug 22, 2011 | — |
| 10-Q | Quarterly report | Aug 15, 2011 | Jun 30, 2011 |
| CORRESP | Letter to the SEC | Aug 10, 2011 | — |
| 10-K/A | Amended annual report | Aug 10, 2011 | Dec 31, 2010 |
| UPLOAD | Letter from the SEC | Aug 9, 2011 | — |
| 10-K/A | Amended annual report | Aug 9, 2011 | Dec 31, 2009 |
| PRE 14C | Filing | Aug 3, 2011 | Aug 3, 2011 |
| 10-Q/A | Amended quarterly report | Jun 29, 2011 | Mar 31, 2011 |
| UPLOAD | Letter from the SEC | Jun 16, 2011 | — |
| 10-Q | Quarterly report | May 16, 2011 | Mar 31, 2011 |
| CORRESP | Letter to the SEC | May 12, 2011 | — |
| 3 | Initial insider ownership | May 12, 2011 | May 4, 2011 |
| 3 | Initial insider ownership | May 11, 2011 | May 4, 2011 |
| 3 | Initial insider ownership | May 11, 2011 | May 4, 2011 |
| 10-K/A | Amended annual report | May 6, 2011 | Dec 31, 2009 |
| 10-K | Annual report | Mar 31, 2011 | Dec 31, 2010 |
| UPLOAD | Letter from the SEC | Mar 17, 2011 | — |
| 10-K/A | Amended annual report | Mar 4, 2011 | Dec 31, 2009 |
| CORRESP | Letter to the SEC | Mar 3, 2011 | — |
| UPLOAD | Letter from the SEC | Feb 2, 2011 | — |
| CORRESP | Letter to the SEC | Dec 23, 2010 | — |
| 10-Q/A | Amended quarterly report | Dec 23, 2010 | Jun 30, 2010 |
| 10-K/A | Amended annual report | Dec 23, 2010 | Dec 31, 2009 |
| RW | Positron corporation rw 11-18-2010 | Nov 18, 2010 | — |
| NT 10-Q | Filing | Nov 16, 2010 | Sep 30, 2010 |
| 10-Q | Quarterly report | Nov 16, 2010 | Sep 30, 2010 |
| RW WD | Positron rw wd 11-9-2010 | Nov 10, 2010 | — |
| RW | Positron rw 11-2-2010 | Nov 3, 2010 | — |
| UPLOAD | Letter from the SEC | Oct 29, 2010 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 20, 2010 | Sep 14, 2010 |
| 10-Q | Quarterly report | Aug 23, 2010 | Jun 30, 2010 |
| NT 10-Q | Filing | Aug 16, 2010 | Jun 30, 2010 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Aug 3, 2010 | Aug 2, 2010 |
| S-8 | Employee stock plan registration | May 28, 2010 | — |
| 10-Q | Quarterly report | May 20, 2010 | Mar 31, 2010 |
| NT 10-Q | Filing | May 17, 2010 | Mar 31, 2010 |
| 8-K |
Current report
Regulation FD disclosure
|
May 11, 2010 | May 11, 2010 |
| 10-K | Annual report | Apr 15, 2010 | Dec 31, 2009 |
| NT 10-K | Filing | Mar 31, 2010 | Dec 31, 2009 |
| S-8 | Employee stock plan registration | Mar 26, 2010 | — |
| 10-Q | Quarterly report | Nov 20, 2009 | Sep 30, 2009 |
| NT 10-Q | Filing | Nov 17, 2009 | Sep 30, 2009 |
| S-8 | Employee stock plan registration | Sep 29, 2009 | — |
| 10-Q | Quarterly report | Aug 14, 2009 | Jun 30, 2009 |
| 10-Q/A | Amended quarterly report | May 20, 2009 | Mar 31, 2009 |
| 10-Q | Quarterly report | May 20, 2009 | Mar 31, 2009 |
| NT 10-Q | Filing | May 15, 2009 | Mar 31, 2009 |
| 10-K | Annual report | Apr 15, 2009 | Dec 31, 2008 |
| NT 10-K | Filing | Mar 31, 2009 | Dec 31, 2008 |
| 8-K |
Current report
Unregistered share sale
|
Mar 27, 2009 | Mar 27, 2009 |
| RW | Positron rw 3-9-2009 | Mar 13, 2009 | — |
| 10-Q | Quarterly report | Nov 19, 2008 | Sep 30, 2008 |
| NT 10-Q | Filing | Nov 14, 2008 | Sep 30, 2008 |
| 8-K/A |
Amended current report
Material agreement
|
Aug 21, 2008 | Jun 5, 2008 |
| 10-Q | Quarterly report | Aug 19, 2008 | Jun 30, 2008 |
| NT 10-Q | Filing | Aug 14, 2008 | Jun 30, 2008 |
| 10-Q/A | Amended quarterly report | Aug 5, 2008 | Mar 31, 2008 |
| S-8 | Employee stock plan registration | Jul 29, 2008 | — |
| 8-K |
Current report
Material agreement
|
Jun 11, 2008 | Jun 5, 2008 |
| 10-Q | Quarterly report | May 20, 2008 | Mar 31, 2008 |
| NT 10-Q | Filing | May 16, 2008 | Mar 31, 2008 |
| 10KSB | Positron corporation 10ksb 12-31-2007 | Apr 14, 2008 | Dec 31, 2007 |
| NT 10-K | Filing | Apr 1, 2008 | Dec 31, 2007 |
| 10KSB/A | Positron 10ksb a 12-31-2006 | Mar 24, 2008 | Dec 31, 2006 |
| 8-K |
Current report
Officer or director change
|
Jan 8, 2008 | Jan 8, 2008 |
| 10QSB | Positron corp 10-qsb 9-30-2007 | Nov 14, 2007 | Sep 30, 2007 |
| S-1 | Registration statement | Aug 30, 2007 | — |
| 8-K |
Current report
Unregistered share sale
|
Aug 16, 2007 | Aug 15, 2007 |
| 10QSB | Positron 10-qsb 6-30-2007 | Aug 14, 2007 | Jun 30, 2007 |
| SB-2 | Positron sb-2 8-8-2007 | Aug 8, 2007 | — |
| RW | Positron corporation form rw 07/12/2007 | Jul 18, 2007 | — |
| S-8 | Employee stock plan registration | Jul 17, 2007 | — |
| 10QSB | Positron corp 10-qsb 3-31-2007 | May 15, 2007 | Mar 31, 2007 |
| 10KSB | Positron corporation 10-ksb 12-31-2006 | Apr 13, 2007 | Dec 31, 2006 |
| NT 10-K | Filing | Apr 3, 2007 | Dec 31, 2006 |
| 8-K |
Current report
Material agreement, New debt
|
Jan 31, 2007 | Jan 26, 2007 |
| SB-2/A | Positron corporation sb2 a 1-11-2007 | Jan 11, 2007 | — |
| SB-2/A | Positron corporation sb2 a 12-13-2006 | Dec 14, 2006 | — |
| 10QSB | Positron corporation 10-qsb 09-30-2006 | Nov 14, 2006 | Sep 30, 2006 |
| SB-2/A | Positron corporation sb2 a 10-23-2006 | Oct 27, 2006 | — |
| SB-2 | Positron corp sb-2 | Sep 20, 2006 | — |
| RW | Positron corp rw 8-29-2006 | Aug 29, 2006 | — |
| 10QSB | Positron corp 10-qsb 6-30-2006 | Aug 21, 2006 | Jun 30, 2006 |
| NT 10-Q | Filing | Aug 14, 2006 | Jun 30, 2006 |
| 4/A | Primary document | Jul 27, 2006 | May 6, 2006 |
| 8-K |
Current report
Auditor change
|
Jul 14, 2006 | Jul 10, 2006 |
| S-3 | Shelf registration | Jun 20, 2006 | — |
| 4/A | Primary document | Jun 12, 2006 | May 31, 2006 |
| 4 | Insider transaction | Jun 5, 2006 | May 31, 2006 |
| 8-K |
Current report
Auditor change
|
Jun 2, 2006 | May 30, 2006 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale
|
Jun 1, 2006 | May 26, 2006 |
| 8-K |
Current report
Regulation FD disclosure
|
May 26, 2006 | May 8, 2006 |
| 10QSB | Positron 10qsb 3-31-2006 | May 15, 2006 | Mar 31, 2006 |
| REGDEX | Auto-generated paper document | May 1, 2006 | — |
| DEF 14A | Proxy statement | Apr 27, 2006 | May 18, 2006 |
Showing 200 filings, the most recent 200. 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
- Electromedical & Electrotherapeutic Apparatus (SIC 3845)
- Listed as
- POSC (OTC)
- Fiscal year ends
- December 31
- Incorporated in
- TX
- Headquarters
- Westmount, IL
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 844985
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.