Research Frontiers Inc SEC filings REFR

Research Frontiers Inc has 903 filings in SEC EDGAR's recent list, going back to Aug 14, 1995. Its latest annual report, Form 10-K, was filed on Mar 5, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 6, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Jun 12, 2026 (shareholder vote results). The company's fiscal year ends on December 31.

Form Description Filed Period
10-Q Quarterly report Aug 6, 2026 Jun 30, 2026
8-K Current report
Shareholder vote results
 Jun 12, 2026 Jun 11, 2026
8-K Current report
Listing notice
 Jun 5, 2026 Jun 2, 2026
10-Q Quarterly report May 8, 2026 Mar 31, 2026
DEF 14A Proxy statement Apr 30, 2026 Apr 30, 2026
10-K/A Amended annual report Mar 19, 2026 Dec 31, 2025
10-K Annual report Mar 5, 2026 Dec 31, 2025
8-K Current report
Material agreement
 Feb 18, 2026 Feb 18, 2026
10-Q Quarterly report Nov 6, 2025 Sep 30, 2025
8-K Current report
Officer or director change
 Sep 15, 2025 Sep 15, 2025
10-Q Quarterly report Aug 7, 2025 Jun 30, 2025
8-K Current report
Shareholder vote results
 Jun 13, 2025 Jun 12, 2025
10-Q Quarterly report May 8, 2025 Mar 31, 2025
DEF 14A Proxy statement Apr 30, 2025 Apr 30, 2025
10-K/A Amended annual report Apr 16, 2025 Dec 31, 2023
10-K Annual report Mar 6, 2025 Dec 31, 2024
10-Q Quarterly report Nov 7, 2024 Sep 30, 2024
10-Q Quarterly report Aug 1, 2024 Jun 30, 2024
8-K Current report
Shareholder vote results
 Jun 14, 2024 Jun 13, 2024
10-Q Quarterly report May 9, 2024 Mar 31, 2024
DEF 14A Proxy statement Apr 26, 2024 Apr 26, 2024
10-K Annual report Mar 7, 2024 Dec 31, 2023
10-Q Quarterly report Nov 2, 2023 Sep 30, 2023
10-Q Quarterly report Aug 3, 2023 Jun 30, 2023
8-K Current report
Shareholder vote results
 Jun 12, 2023 Jun 8, 2023
8-K Current report
Listing notice, Officer or director change
 Jun 5, 2023 Jun 4, 2023
10-Q Quarterly report May 4, 2023 Mar 31, 2023
DEF 14A Proxy statement Apr 28, 2023 Apr 28, 2023
10-K Annual report Mar 9, 2023 Dec 31, 2022
10-Q Quarterly report Nov 3, 2022 Sep 30, 2022
8-K Current report
Material agreement, Regulation FD disclosure
 Sep 20, 2022 Sep 16, 2022
10-Q Quarterly report Aug 4, 2022 Jun 30, 2022
8-K Current report
Officer or director change, Shareholder vote results
 Jun 13, 2022 Jun 9, 2022
10-Q Quarterly report May 5, 2022 Mar 31, 2022
DEF 14A Proxy statement Apr 29, 2022 Apr 29, 2022
10-K Annual report Mar 9, 2022 Dec 31, 2021
10-Q/A Amended quarterly report Feb 24, 2022 Sep 30, 2021
10-Q/A Amended quarterly report Feb 24, 2022 Jun 30, 2021
10-Q Quarterly report Nov 4, 2021 Sep 30, 2021
10-Q Quarterly report Aug 5, 2021 Jun 30, 2021
8-K Current report
Shareholder vote results
 Jun 10, 2021 Jun 10, 2021
10-Q Quarterly report May 10, 2021 Mar 31, 2021
DEF 14A Proxy statement Apr 29, 2021 Apr 29, 2021
10-K Annual report Mar 11, 2021 Dec 31, 2020
8-K Current report
Regulation FD disclosure
 Jan 13, 2021 Jan 12, 2021
8-K Current report
Officer or director change
 Dec 4, 2020 Dec 4, 2020
10-Q Quarterly report Nov 5, 2020 Sep 30, 2020
8-K Current report
Officer or director change
 Aug 17, 2020 Aug 17, 2020
10-Q Quarterly report Aug 6, 2020 Jun 30, 2020
8-K Current report
Regulation FD disclosure
 Aug 4, 2020 Aug 3, 2020
8-K Current report
Regulation FD disclosure
 Jul 1, 2020 Jun 29, 2020
8-K Current report
Shareholder vote results
 Jun 11, 2020 Jun 11, 2020
10-Q Quarterly report May 7, 2020 Mar 31, 2020
DEF 14A Proxy statement Apr 29, 2020 Apr 29, 2020
8-K Current report
Regulation FD disclosure
 Apr 24, 2020 Apr 23, 2020
10-K Annual report Mar 12, 2020 Dec 31, 2019
S-8 Employee stock plan registration Mar 9, 2020 —
8-K Current report
Regulation FD disclosure
 Jan 2, 2020 Dec 31, 2019
8-K Current report
Regulation FD disclosure
 Dec 5, 2019 Dec 5, 2019
10-Q Quarterly report Nov 7, 2019 Sep 30, 2019
8-K Current report
Auditor change
 Oct 17, 2019 Oct 15, 2019
8-K Current report
Officer or director change
 Sep 26, 2019 Sep 26, 2019
8-K Current report
Regulation FD disclosure
 Aug 12, 2019 Aug 12, 2019
10-Q Quarterly report Aug 8, 2019 Jun 30, 2019
8-K Current report
Regulation FD disclosure
 Jun 21, 2019 Jun 20, 2019
8-K Current report
Shareholder vote results
 Jun 13, 2019 Jun 13, 2019
8-K Current report
Material agreement
 Jun 3, 2019 May 31, 2019
424B2 Prospectus Jun 3, 2019 —
10-Q Quarterly report May 14, 2019 Mar 31, 2019
DEF 14A Proxy statement Apr 29, 2019 Apr 29, 2019
8-K Current report
Regulation FD disclosure
 Apr 1, 2019 Apr 1, 2019
10-K Annual report Mar 14, 2019 Dec 31, 2018
8-K Current report
Regulation FD disclosure
 Feb 4, 2019 Feb 1, 2019
8-K Current report
Regulation FD disclosure
 Jan 11, 2019 Jan 10, 2019
8-K Current report
Regulation FD disclosure
 Nov 15, 2018 Nov 15, 2018
10-Q Quarterly report Nov 8, 2018 Sep 30, 2018
8-K Current report
Regulation FD disclosure
 Oct 25, 2018 Oct 24, 2018
8-K Current report
Regulation FD disclosure
 Oct 23, 2018 Oct 22, 2018
8-K Current report
Regulation FD disclosure
 Oct 19, 2018 Oct 18, 2018
8-K Current report
Regulation FD disclosure
 Oct 9, 2018 Oct 9, 2018
8-K Current report
Regulation FD disclosure
 Sep 21, 2018 Sep 20, 2018
8-K Current report
Material agreement
 Sep 7, 2018 Sep 7, 2018
424B2 Prospectus Sep 7, 2018 —
10-Q Quarterly report Aug 13, 2018 Jun 30, 2018
8-K Current report
Regulation FD disclosure
 Jul 24, 2018 Jul 20, 2018
8-K Current report
Shareholder vote results
 Jun 14, 2018 Jun 14, 2018
10-Q Quarterly report May 14, 2018 Mar 31, 2018
EFFECT Filing Apr 23, 2018 —
424B2 Prospectus Apr 23, 2018 —
8-K Current report
Material agreement
 Apr 23, 2018 Apr 23, 2018
CORRESP Letter to the SEC Apr 19, 2018 —
8-K Current report
Regulation FD disclosure
 Apr 18, 2018 Apr 17, 2018
DEFA14A Additional proxy material Apr 18, 2018 —
DEF 14A Proxy statement Apr 18, 2018 Apr 18, 2018
UPLOAD Letter from the SEC Mar 22, 2018 —
8-K Current report
Listing notice
 Mar 20, 2018 Mar 14, 2018
S-3 Shelf registration Mar 13, 2018 —
10-K Annual report Mar 13, 2018 Dec 31, 2017
8-K Current report
Results of operations
 Mar 8, 2018 Mar 8, 2018
10-Q Quarterly report Nov 2, 2017 Sep 30, 2017
8-K Current report
Regulation FD disclosure
 Oct 11, 2017 Oct 11, 2017
8-K Current report
Regulation FD disclosure
 Oct 11, 2017 Oct 10, 2017
8-K Current report
Regulation FD disclosure
 Sep 1, 2017 Aug 30, 2017
8-K Current report
Regulation FD disclosure
 Aug 22, 2017 Aug 21, 2017
10-Q Quarterly report Aug 3, 2017 Jun 30, 2017
8-K Current report
Regulation FD disclosure
 Jul 27, 2017 Jul 27, 2017
8-K Current report
Shareholder vote results, Regulation FD disclosure
 Jun 12, 2017 Jun 8, 2017
8-K Current report
Regulation FD disclosure
 May 22, 2017 May 19, 2017
10-Q Quarterly report May 4, 2017 Mar 31, 2017
DEFA14A Additional proxy material Apr 26, 2017 —
DEF 14A Proxy statement Apr 26, 2017 Apr 26, 2017
10-K Annual report Mar 16, 2017 Dec 31, 2016
8-K Current report
Results of operations
 Mar 14, 2017 Mar 13, 2017
8-K Current report
Regulation FD disclosure
 Jan 10, 2017 Jan 9, 2017
10-Q Quarterly report Nov 3, 2016 Sep 30, 2016
8-K Current report
Regulation FD disclosure
 Oct 25, 2016 Oct 25, 2016
8-K Current report
Regulation FD disclosure
 Oct 25, 2016 Oct 21, 2016
8-K Current report
Regulation FD disclosure
 Sep 23, 2016 Sep 23, 2016
8-K Current report
Regulation FD disclosure
 Sep 23, 2016 Sep 22, 2016
10-Q Quarterly report Aug 4, 2016 Jun 30, 2016
8-K Current report
Regulation FD disclosure
 Jun 30, 2016 Jun 30, 2016
8-K Current report
Regulation FD disclosure
 Jun 14, 2016 Jun 14, 2016
8-K Current report
Shareholder vote results
 Jun 9, 2016 Jun 9, 2016
10-Q Quarterly report May 5, 2016 Mar 31, 2016
DEFA14A Additional proxy material Apr 26, 2016 —
DEF 14A Proxy statement Apr 26, 2016 Jun 9, 2016
10-K Annual report Mar 10, 2016 Dec 31, 2015
8-K Current report
Regulation FD disclosure
 Mar 3, 2016 Mar 3, 2016
8-K Current report
Regulation FD disclosure
 Jan 14, 2016 Jan 12, 2016
8-K Current report
Regulation FD disclosure
 Jan 12, 2016 Jan 11, 2016
8-K Current report
Regulation FD disclosure
 Jan 8, 2016 Jan 7, 2016
8-K Current report
Regulation FD disclosure
 Nov 20, 2015 Nov 19, 2015
8-K Current report
Regulation FD disclosure
 Nov 19, 2015 Nov 18, 2015
8-K Current report
Regulation FD disclosure
 Nov 18, 2015 Nov 16, 2015
10-Q Quarterly report Nov 4, 2015 Sep 30, 2015
8-K Current report
Regulation FD disclosure
 Oct 14, 2015 Oct 9, 2015
8-K Current report
Regulation FD disclosure
 Sep 30, 2015 Sep 30, 2015
8-K Current report
Regulation FD disclosure
 Sep 28, 2015 Sep 24, 2015
8-K Current report
Regulation FD disclosure
 Sep 9, 2015 Sep 8, 2015
8-K Current report
Regulation FD disclosure
 Aug 18, 2015 Aug 17, 2015
10-Q Quarterly report Aug 4, 2015 Jun 30, 2015
8-K Current report
Regulation FD disclosure
 Jun 19, 2015 Jun 18, 2015
8-K Current report
Shareholder vote results, Regulation FD disclosure
 Jun 12, 2015 Jun 11, 2015
8-K Current report
Regulation FD disclosure
 May 20, 2015 May 20, 2015
8-K Current report
Regulation FD disclosure
 May 13, 2015 May 12, 2015
10-Q Quarterly report May 5, 2015 Mar 31, 2015
8-K Current report
Regulation FD disclosure
 May 4, 2015 May 1, 2015
DEFA14A Additional proxy material Apr 28, 2015 —
DEF 14A Proxy statement Apr 28, 2015 Jun 11, 2015
8-K Current report
Regulation FD disclosure
 Apr 22, 2015 Apr 20, 2015
8-K Current report
Regulation FD disclosure
 Apr 15, 2015 Apr 14, 2015
8-K Current report
Regulation FD disclosure
 Apr 10, 2015 Apr 9, 2015
8-K Current report
Regulation FD disclosure
 Apr 10, 2015 Apr 8, 2015
8-K Current report
Regulation FD disclosure
 Mar 31, 2015 Mar 30, 2015
8-K Current report
Regulation FD disclosure
 Mar 20, 2015 Mar 19, 2015
8-K Current report
Regulation FD disclosure
 Mar 20, 2015 Mar 18, 2015
10-K/A Amended annual report Mar 11, 2015 Dec 31, 2014
10-K Annual report Mar 11, 2015 Dec 31, 2014
8-K Current report
Regulation FD disclosure
 Mar 6, 2015 Mar 4, 2015
8-K Current report
Regulation FD disclosure
 Mar 6, 2015 Mar 3, 2015
8-K/A Amended current report
Regulation FD disclosure
 Mar 3, 2015 Feb 25, 2015
8-K Current report
Regulation FD disclosure
 Feb 27, 2015 Feb 25, 2015
8-K Current report
Regulation FD disclosure
 Dec 11, 2014 Dec 8, 2014
8-K Current report
Regulation FD disclosure
 Nov 20, 2014 Nov 19, 2014
8-K Current report
Regulation FD disclosure
 Nov 20, 2014 Nov 17, 2014
10-Q Quarterly report Nov 4, 2014 Sep 30, 2014
8-K Current report
Regulation FD disclosure
 Oct 29, 2014 Oct 27, 2014
8-K Current report
Regulation FD disclosure
 Oct 21, 2014 Oct 20, 2014
8-K Current report
Regulation FD disclosure
 Oct 15, 2014 Oct 15, 2014
8-K Current report
Regulation FD disclosure
 Oct 15, 2014 Oct 14, 2014
8-K Current report
Regulation FD disclosure
 Oct 1, 2014 Sep 29, 2014
8-K Current report
Regulation FD disclosure
 Sep 24, 2014 Sep 24, 2014
8-K Current report
Regulation FD disclosure
 Sep 23, 2014 Sep 22, 2014
8-K Current report
Regulation FD disclosure
 Sep 19, 2014 Sep 18, 2014
8-K Current report
Regulation FD disclosure
 Sep 18, 2014 Sep 17, 2014
10-Q Quarterly report Aug 4, 2014 Jun 30, 2014
8-K Current report
Regulation FD disclosure
 Jun 26, 2014 Jun 25, 2014
S-8 Employee stock plan registration Jun 13, 2014 —
8-K Current report
Officer or director change, Shareholder vote results
 Jun 13, 2014 Jun 12, 2014
8-K Current report
Regulation FD disclosure
 May 23, 2014 May 22, 2014
8-K Current report
Regulation FD disclosure
 May 20, 2014 May 20, 2014
8-K Current report
Material agreement, Other events
 May 8, 2014 May 8, 2014
424B5 Prospectus supplement May 8, 2014 —
8-K Current report
Regulation FD disclosure
 May 5, 2014 May 5, 2014
10-Q Quarterly report May 5, 2014 Mar 31, 2014
DEF 14A Proxy statement Apr 28, 2014 Jun 12, 2014
8-K Current report
Regulation FD disclosure
 Apr 24, 2014 Apr 23, 2014
8-K Current report
Regulation FD disclosure
 Apr 11, 2014 Apr 10, 2014
8-K Current report
Regulation FD disclosure
 Apr 2, 2014 Apr 2, 2014
8-K Current report
Regulation FD disclosure
 Apr 1, 2014 Apr 1, 2014
10-K Annual report Mar 10, 2014 Dec 31, 2013
8-K Current report
Regulation FD disclosure
 Mar 5, 2014 Mar 4, 2014
8-K Current report
Regulation FD disclosure
 Feb 12, 2014 Feb 11, 2014
8-K Current report
Regulation FD disclosure
 Jan 16, 2014 Jan 16, 2014
8-K Current report
Regulation FD disclosure
 Jan 13, 2014 Jan 13, 2014
8-K Current report
Other events
 Dec 3, 2013 Dec 2, 2013
10-Q Quarterly report Nov 5, 2013 Sep 30, 2013
8-K Current report
Regulation FD disclosure
 Oct 23, 2013 Oct 23, 2013
8-K Current report
Regulation FD disclosure
 Oct 22, 2013 Oct 21, 2013
8-K Current report
Regulation FD disclosure
 Sep 27, 2013 Sep 26, 2013

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.

New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.

Company profile

Industry
Patent Owners & Lessors (SIC 6794)
Listed as
REFR (Nasdaq)
Fiscal year ends
December 31
Incorporated in
DE
Headquarters
Woodbury, NY
SEC filer status
Non-accelerated filer, Smaller reporting company
SEC CIK
793524

Other Patent Owners & Lessors companies

All 14 Patent Owners & Lessors companies

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