QS Energy, Inc. SEC filings QSEP

QS Energy, Inc. has 551 filings in SEC EDGAR's recent list, going back to Jan 27, 2000. 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 Jun 25, 2025 (material agreement). The company's fiscal year ends on December 31.

Form Description Filed Period
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
10-Q Quarterly report Nov 14, 2025 Sep 30, 2025
10-Q Quarterly report Aug 14, 2025 Jun 30, 2025
8-K Current report
Material agreement
 Jun 25, 2025 Jun 19, 2025
8-K Current report
Unregistered share sale
 Jun 20, 2025 Jun 20, 2025
10-Q Quarterly report May 14, 2025 Mar 31, 2025
10-K Annual report Mar 28, 2025 Dec 31, 2024
8-K Current report
Material agreement
 Feb 21, 2025 Feb 19, 2025
8-K Current report
Shareholder vote results
 Feb 19, 2025 Feb 14, 2025
8-K Current report
Bylaw or fiscal year change
 Feb 19, 2025 Feb 14, 2025
DEF 14A Proxy statement Dec 27, 2024 Feb 14, 2025
PRE 14A Preliminary proxy statement Dec 17, 2024 Feb 14, 2025
8-K Current report
Unregistered share sale
 Nov 15, 2024 Nov 15, 2024
10-Q Quarterly report Nov 14, 2024 Sep 30, 2024
10-Q Quarterly report Aug 9, 2024 Jun 30, 2024
8-K Current report
Officer or director change
 Jun 7, 2024 Jun 3, 2024
10-Q Quarterly report May 15, 2024 Mar 31, 2024
8-K Current report
Unregistered share sale
 May 10, 2024 May 10, 2024
10-K Annual report Apr 9, 2024 Dec 31, 2023
NT 10-K Request for extension Apr 1, 2024 Dec 31, 2023
10-Q Quarterly report Nov 14, 2023 Sep 30, 2023
8-K Current report
Unregistered share sale
 Oct 5, 2023 Sep 30, 2023
10-Q Quarterly report Aug 14, 2023 Jun 30, 2023
10-Q Quarterly report May 12, 2023 Mar 31, 2023
10-K Annual report Mar 30, 2023 Dec 31, 2022
10-Q Quarterly report Nov 10, 2022 Sep 30, 2022
8-K Current report
Unregistered share sale
 Sep 27, 2022 Sep 23, 2022
10-Q Quarterly report Aug 12, 2022 Jun 30, 2022
10-Q Quarterly report May 16, 2022 Mar 31, 2022
10-K Annual report Mar 31, 2022 Dec 31, 2021
8-K Current report
Unregistered share sale
 Dec 10, 2021 Dec 9, 2021
10-Q Quarterly report Nov 15, 2021 Sep 30, 2021
10-Q Quarterly report Sep 13, 2021 Jun 30, 2021
10-Q Quarterly report Aug 23, 2021 Mar 31, 2021
NT 10-Q Notice of late filing Aug 16, 2021 Jun 30, 2021
8-K Current report
Unregistered share sale, Other events
 Jul 23, 2021 Jul 20, 2021
10-K Annual report Jul 22, 2021 Dec 31, 2020
8-K Current report
Officer or director change, Other events
 Apr 16, 2021 Apr 9, 2021
NT 10-K Extension Mar 31, 2021 Dec 31, 2020
10-Q Quarterly report Nov 23, 2020 Sep 30, 2020
NT 10-Q Notice of late filing Nov 16, 2020 Sep 30, 2020
10-Q Quarterly report Aug 19, 2020 Jun 30, 2020
NT 10-Q Notice of late filing Aug 14, 2020 Jun 30, 2020
8-K Current report
Other events
 Jul 13, 2020 Jul 8, 2020
10-Q Quarterly report Jun 26, 2020 Mar 31, 2020
8-K Current report
Other events
 May 15, 2020 May 15, 2020
8-K Current report
Regulation FD disclosure, Other events
 Apr 17, 2020 Apr 16, 2020
10-K Annual report Mar 30, 2020 Dec 31, 2019
8-K Current report
Regulation FD disclosure, Other events
 Mar 4, 2020 Mar 4, 2020
10-Q Quarterly report Nov 14, 2019 Sep 30, 2019
10-Q Quarterly report Aug 14, 2019 Jun 30, 2019
8-K Current report
Unregistered share sale
 Jun 4, 2019 Jun 4, 2019
10-Q Quarterly report May 15, 2019 Mar 31, 2019
10-K Annual report Apr 1, 2019 Dec 31, 2018
10-Q Quarterly report Nov 14, 2018 Sep 30, 2018
8-K Current report
Shareholder vote results
 Nov 14, 2018 Nov 9, 2018
DEF 14A Proxy statement Oct 9, 2018 Nov 9, 2018
8-K/A Amended current report
Other events
 Sep 5, 2018 Sep 5, 2018
8-K Current report
Other events
 Sep 5, 2018 Sep 5, 2018
10-Q Quarterly report Aug 14, 2018 Jun 30, 2018
10-Q Quarterly report May 15, 2018 Mar 31, 2018
10-K Annual report Apr 2, 2018 Dec 31, 2017
10-Q Quarterly report Nov 14, 2017 Sep 30, 2017
8-K Current report
Bylaw or fiscal year change
 Oct 12, 2017 Oct 10, 2017
8-K Current report
Shareholder vote results
 Oct 6, 2017 Oct 5, 2017
10-Q Quarterly report Aug 14, 2017 Jun 30, 2017
DEF 14A Proxy statement Aug 9, 2017 Aug 7, 2017
PRE 14A Preliminary proxy statement Jul 27, 2017 Jul 31, 2017
8-K Current report
Shareholder vote results
 Jul 19, 2017 Jul 14, 2017
8-K Current report
Other events
 Jul 14, 2017 Jul 13, 2017
8-K Current report
Material agreement, Unregistered share sale
 Jun 6, 2017 May 31, 2017
DEFA14A Additional proxy material May 25, 2017 —
DEF 14A Proxy statement May 24, 2017 Jul 14, 2017
10-Q Quarterly report May 15, 2017 Mar 31, 2017
PRE 14A Preliminary proxy statement May 12, 2017 Jul 14, 2017
8-K Current report
Officer or director change, Other events
 May 10, 2017 May 8, 2017
8-K Current report
Other events
 Apr 7, 2017 Apr 6, 2017
10-K Annual report Mar 31, 2017 Dec 31, 2016
8-K Current report
Other events
 Feb 10, 2017 Feb 10, 2017
8-K Current report
Material agreement
 Dec 2, 2016 Nov 28, 2016
8-K Current report
Bylaw or fiscal year change, Other events
 Nov 14, 2016 Nov 7, 2016
10-Q Quarterly report Nov 9, 2016 Sep 30, 2016
10-Q Quarterly report Aug 9, 2016 Jun 30, 2016
UPLOAD Letter from the SEC Jun 29, 2016 —
CORRESP Letter to the SEC Jun 7, 2016 —
UPLOAD Letter from the SEC May 27, 2016 —
10-Q Quarterly report May 10, 2016 Mar 31, 2016
8-K Current report
Material agreement, Unregistered share sale
 Apr 25, 2016 Apr 20, 2016
10-K/A Amended annual report Mar 16, 2016 Dec 31, 2015
CORRESP Letter to the SEC Mar 15, 2016 —
10-K Annual report Mar 15, 2016 Dec 31, 2015
UPLOAD Letter from the SEC Mar 11, 2016 —
CORRESP Letter to the SEC Jan 14, 2016 —
UPLOAD Letter from the SEC Dec 30, 2015 —
8-K Current report
Other events
 Dec 1, 2015 Dec 1, 2015
10-Q Quarterly report Nov 9, 2015 Sep 30, 2015
8-K Current report
Bylaw or fiscal year change, Other events
 Aug 11, 2015 Aug 11, 2015
10-Q Quarterly report Aug 7, 2015 Jun 30, 2015
8-K Current report
Shareholder vote results
 Jun 23, 2015 Jun 19, 2015
10-Q Quarterly report May 11, 2015 Mar 31, 2015
DEF 14A Proxy statement May 8, 2015 Jun 19, 2015
10-K Annual report Mar 16, 2015 Dec 31, 2014
8-K Current report
Officer or director change
 Jan 22, 2015 Jan 20, 2015
8-K Current report
Officer or director change
 Nov 13, 2014 Nov 6, 2014
10-Q Quarterly report Nov 10, 2014 Sep 30, 2014
10-Q Quarterly report Aug 11, 2014 Jun 30, 2014
8-K Current report
Agreement ended, Other events
 Jul 21, 2014 Jul 15, 2014
8-K Current report
Material agreement, Other events
 Jul 21, 2014 Jul 15, 2014
10-Q Quarterly report May 9, 2014 Mar 31, 2014
10-K Annual report Mar 17, 2014 Dec 31, 2013
8-K Current report
Bylaw or fiscal year change
 Dec 20, 2013 Dec 19, 2013
8-K Current report
Shareholder vote results, Other events
 Dec 18, 2013 Dec 16, 2013
DEFA14A Additional proxy material Nov 15, 2013 —
8-K Current report
Officer or director change
 Nov 15, 2013 Nov 15, 2013
DEF 14A Proxy statement Nov 12, 2013 Dec 16, 2013
10-Q Quarterly report Nov 12, 2013 Sep 30, 2013
UPLOAD Letter from the SEC Oct 29, 2013 —
CORRESP Letter to the SEC Oct 28, 2013 —
CORRESP Letter to the SEC Oct 23, 2013 —
PRER14A Filing Oct 23, 2013 —
PRE 14A Preliminary proxy statement Oct 17, 2013 Dec 16, 2013
8-K Current report
Officer or director change, Other events
 Sep 17, 2013 Sep 16, 2013
10-Q Quarterly report Aug 8, 2013 Jun 30, 2013
8-K Current report
Officer or director change
 Aug 7, 2013 Aug 6, 2013
8-K Current report
Material agreement, Other events
 Aug 2, 2013 Aug 1, 2013
8-K Current report
Officer or director change, Bylaw or fiscal year change, Other events
 Jul 8, 2013 Jul 3, 2013
10-Q Quarterly report May 6, 2013 Mar 31, 2013
10-K Annual report Mar 22, 2013 Dec 31, 2012
8-K Current report
Officer or director change
 Dec 14, 2012 Dec 10, 2012
10-Q Quarterly report Nov 13, 2012 Sep 30, 2012
8-K Current report
Shareholder vote results, Other events
 Sep 28, 2012 Sep 21, 2012
10-Q/A Amended quarterly report Sep 12, 2012 Jun 30, 2012
8-K Current report
Officer or director change
 Sep 6, 2012 Aug 31, 2012
10-Q Quarterly report Aug 14, 2012 Jun 30, 2012
DEF 14A Proxy statement Aug 13, 2012 Sep 21, 2012
8-K Current report
Unregistered share sale
 Jul 31, 2012 Jul 23, 2012
8-K Current report
Other events
 Jul 23, 2012 Jun 19, 2012
8-K Current report
Other events
 Jun 1, 2012 May 24, 2012
10-Q Quarterly report May 11, 2012 Mar 31, 2012
10-K Annual report Mar 30, 2012 Dec 31, 2011
8-K Current report
Other events
 Mar 20, 2012 Mar 9, 2012
8-K Current report
Other events
 Mar 16, 2012 Mar 2, 2012
8-K Current report
Unregistered share sale
 Feb 8, 2012 Feb 3, 2012
8-K Current report
Officer or director change
 Feb 6, 2012 Feb 1, 2012
8-K Current report
Unregistered share sale
 Jan 23, 2012 Jan 15, 2012
8-K Current report
Officer or director change
 Jan 4, 2012 Dec 31, 2011
8-K Current report
Other events
 Dec 27, 2011 Dec 19, 2011
8-K Current report
Unregistered share sale
 Dec 14, 2011 Dec 13, 2011
10-Q Quarterly report Nov 10, 2011 Sep 30, 2011
8-K Current report
Regulation FD disclosure
 Oct 25, 2011 Oct 24, 2011
8-K Current report
Unregistered share sale
 Oct 21, 2011 Oct 15, 2011
10-Q Quarterly report Aug 12, 2011 Jun 30, 2011
8-K Current report
Material agreement
 Aug 11, 2011 Aug 9, 2011
8-K Current report
Unregistered share sale
 Aug 10, 2011 Jul 31, 2011
8-K Current report
Unregistered share sale
 Jun 9, 2011 May 31, 2011
10-Q Quarterly report May 11, 2011 Mar 31, 2011
DEF 14A Proxy statement Apr 21, 2011 May 13, 2011
10-K Annual report Mar 31, 2011 Dec 30, 2010
8-K Current report
Officer or director change, Other events
 Mar 9, 2011 Mar 1, 2011
8-K Current report
Unregistered share sale
 Mar 7, 2011 Feb 28, 2011
8-K Current report
Officer or director change
 Feb 25, 2011 Nov 30, 2010
8-K Current report
Unregistered share sale
 Dec 6, 2010 Nov 30, 2010
10-Q Quarterly report Nov 15, 2010 Sep 30, 2010
8-K Current report
Unregistered share sale
 Oct 5, 2010 Sep 30, 2010
10-Q Quarterly report Aug 16, 2010 Jun 30, 2010
8-K Current report
Unregistered share sale
 Aug 11, 2010 Jul 31, 2010
10-Q Quarterly report May 14, 2010 Mar 31, 2010
8-K Current report
Unregistered share sale
 May 7, 2010 Apr 30, 2010
8-K Current report
Material agreement
 Apr 13, 2010 Apr 7, 2010
8-K Current report
Unregistered share sale
 Apr 8, 2010 Mar 31, 2010
10-K Annual report Mar 31, 2010 Dec 31, 2009
8-K Current report
Regulation FD disclosure
 Mar 22, 2010 Mar 17, 2010
D Filing Feb 5, 2010 —
8-K Current report
Unregistered share sale
 Feb 3, 2010 Jan 15, 2010
UPLOAD Letter from the SEC Dec 11, 2009 —
8-K Current report
Material agreement, Unregistered share sale
 Dec 7, 2009 Nov 20, 2009
10-Q/A Amended quarterly report Dec 1, 2009 Mar 31, 2009
8-K Current report
Other events
 Nov 24, 2009 Nov 18, 2009
10-Q Quarterly report Nov 16, 2009 Sep 30, 2009
10-Q/A Amended quarterly report Nov 12, 2009 Jun 30, 2009
10-K/A Amended annual report Nov 12, 2009 Dec 31, 2008
D Filing Oct 13, 2009 —
8-K Current report
Material agreement, Unregistered share sale
 Sep 30, 2009 Sep 28, 2009
CORRESP Letter to the SEC Sep 2, 2009 —
UPLOAD Letter from the SEC Sep 1, 2009 —
10-Q Quarterly report Aug 14, 2009 Jun 30, 2009
10-Q Quarterly report May 15, 2009 Mar 31, 2009
8-K Current report
Material agreement
 May 8, 2009 Apr 30, 2009
DEF 14A Proxy statement Mar 31, 2009 Apr 30, 2009
10-K Annual report Mar 31, 2009 Dec 31, 2008
8-K Current report
Material agreement
 Mar 17, 2009 Mar 12, 2009
8-K Current report
Material agreement
 Jan 29, 2009 Jan 26, 2009
8-K Current report
Other events
 Jan 28, 2009 Jan 27, 2009
8-K Current report
Material agreement
 Jan 13, 2009 Jan 9, 2009
8-K Current report
Material agreement
 Dec 11, 2008 Dec 5, 2008
10-Q Quarterly report Nov 14, 2008 Sep 30, 2008
8-K Current report
Material agreement
 Nov 6, 2008 Oct 31, 2008
8-K Current report
Material agreement
 Sep 3, 2008 Aug 31, 2008

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
Oil & Gas Field Machinery & Equipment (SIC 3533)
Listed as
QSEP (OTC)
Fiscal year ends
December 31
Incorporated in
NV
Headquarters
Tomball, TX
SEC filer status
Non-accelerated filer, Smaller reporting company
SEC CIK
1103795
Former names
SAVE THE WORLD AIR INC (until Aug 7, 2015)

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.