Common Stock, Shares, Outstanding of RESEARCH FRONTIERS INC from 31 Dec 2010 to 31 Dec 2025

Taxonomy & unit
us-gaap: shares
Description
Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.
Summary
RESEARCH FRONTIERS INC quarterly Common Stock, Shares, Outstanding in shares history and change rate from 31 Dec 2010 to 31 Dec 2025.
  • RESEARCH FRONTIERS INC Common Stock, Shares, Outstanding for the quarter ending 31 Dec 2025 was 33,648,221, unchanged year-over-year.
Source SEC data
View on sec.gov
Common Stock, Shares, Outstanding, Quarterly (shares)
Common Stock, Shares, Outstanding, YoY Quarterly Change (%)

RESEARCH FRONTIERS INC Quarterly Common Stock, Shares, Outstanding (shares)

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q4 2025 33,648,221 0 0% 31 Dec 2025 10-K 05 Mar 2026 2025 FY
Q3 2025 33,648,221 +130,434 +0.39% 30 Sep 2025 10-Q 06 Nov 2025 2025 Q3
Q2 2025 33,648,221 +130,434 +0.39% 30 Jun 2025 10-Q 07 Aug 2025 2025 Q2
Q1 2025 33,648,221 +130,434 +0.39% 31 Mar 2025 10-Q 08 May 2025 2025 Q1
Q4 2024 33,648,221 +138,934 +0.42% 31 Dec 2024 10-K 05 Mar 2026 2025 FY
Q3 2024 33,517,787 +8,500 +0.02% 30 Sep 2024 10-Q 07 Nov 2024 2024 Q3
Q2 2024 33,517,787 +8,500 +0.02% 30 Jun 2024 10-Q 01 Aug 2024 2024 Q2
Q1 2024 33,517,787 +8,500 +0.02% 31 Mar 2024 10-Q 09 May 2024 2024 Q1
Q4 2023 33,509,287 +358,891 +1.1% 31 Dec 2023 10-K 06 Mar 2025 2024 FY
Q3 2023 33,509,287 +358,891 +1.1% 30 Sep 2023 10-Q 02 Nov 2023 2023 Q3
Q2 2023 33,509,287 +1,858,891 +5.9% 30 Jun 2023 10-Q 03 Aug 2023 2023 Q2
Q1 2023 33,509,287 +1,858,891 +5.9% 31 Mar 2023 10-Q 04 May 2023 2023 Q1
Q4 2022 33,150,396 +1,500,000 +4.7% 31 Dec 2022 10-K 07 Mar 2024 2023 FY
Q3 2022 33,150,396 +1,500,000 +4.7% 30 Sep 2022 10-Q 03 Nov 2022 2022 Q3
Q2 2022 31,650,396 0 0% 30 Jun 2022 10-Q 04 Aug 2022 2022 Q2
Q1 2022 31,650,396 0 0% 31 Mar 2022 10-Q 05 May 2022 2022 Q1
Q4 2021 31,650,396 +74,610 +0.24% 31 Dec 2021 10-K 09 Mar 2023 2022 FY
Q3 2021 31,650,396 +74,610 +0.24% 30 Sep 2021 10-Q/A 24 Feb 2022 2021 Q3
Q2 2021 31,650,396 +74,610 +0.24% 30 Jun 2021 10-Q/A 24 Feb 2022 2021 Q2
Q1 2021 31,650,396 +239,289 +0.76% 31 Mar 2021 10-Q 10 May 2021 2021 Q1
Q4 2020 31,575,786 +321,524 +1% 31 Dec 2020 10-K 09 Mar 2022 2021 FY
Q3 2020 31,575,786 +485,495 +1.6% 30 Sep 2020 10-Q 05 Nov 2020 2020 Q3
Q2 2020 31,575,786 +542,343 +1.7% 30 Jun 2020 10-Q 06 Aug 2020 2020 Q2
Q1 2020 31,411,107 +2,744,276 +9.6% 31 Mar 2020 10-Q 07 May 2020 2020 Q1
Q4 2019 31,254,262 +3,589,051 +13% 31 Dec 2019 10-K 11 Mar 2021 2020 FY
Q3 2019 31,090,291 +3,428,080 +12% 30 Sep 2019 10-Q 07 Nov 2019 2019 Q3
Q2 2019 31,033,443 +5,600,704 +22% 30 Jun 2019 10-Q 08 Aug 2019 2019 Q2
Q1 2019 28,666,831 +3,234,092 +13% 31 Mar 2019 10-Q 14 May 2019 2019 Q1
Q4 2018 27,665,211 +3,621,365 +15% 31 Dec 2018 10-K 12 Mar 2020 2019 FY
Q3 2018 27,662,211 +3,618,365 +15% 30 Sep 2018 10-Q 08 Nov 2018 2018 Q3
Q2 2018 25,432,739 +1,388,893 +5.8% 30 Jun 2018 10-Q 13 Aug 2018 2018 Q2
Q1 2018 25,432,739 +1,388,893 +5.8% 31 Mar 2018 10-Q 14 May 2018 2018 Q1
Q4 2017 24,043,846 0 0% 31 Dec 2017 10-K 14 Mar 2019 2018 FY
Q3 2017 24,043,846 0 0% 30 Sep 2017 10-Q 02 Nov 2017 2017 Q3
Q2 2017 24,043,846 0 0% 30 Jun 2017 10-Q 03 Aug 2017 2017 Q2
Q1 2017 24,043,846 0 0% 31 Mar 2017 10-Q 04 May 2017 2017 Q1
Q4 2016 24,043,846 0 0% 31 Dec 2016 10-K 13 Mar 2018 2017 FY
Q3 2016 24,043,846 +3,000 +0.01% 30 Sep 2016 10-Q 03 Nov 2016 2016 Q3
Q2 2016 24,043,846 +13,000 +0.05% 30 Jun 2016 10-Q 04 Aug 2016 2016 Q2
Q1 2016 24,043,846 +68,000 +0.28% 31 Mar 2016 10-Q 05 May 2016 2016 Q1
Q4 2015 24,043,846 +119,381 +0.5% 31 Dec 2015 10-K 16 Mar 2017 2016 FY
Q3 2015 24,040,846 +916,381 +4% 30 Sep 2015 10-Q 04 Nov 2015 2015 Q3
Q2 2015 24,030,846 +106,381 +0.44% 30 Jun 2015 10-Q 04 Aug 2015 2015 Q2
Q1 2015 23,975,846 +851,381 +3.7% 31 Mar 2015 10-Q 05 May 2015 2015 Q1
Q4 2014 23,924,465 +814,800 +3.5% 31 Dec 2014 10-K 10 Mar 2016 2015 FY
Q3 2014 23,124,465 +208,370 +0.91% 30 Sep 2014 10-Q 04 Nov 2014 2014 Q3
Q2 2014 23,924,465 +1,008,370 +4.4% 30 Jun 2014 10-Q 04 Aug 2014 2014 Q2
Q1 2014 23,124,465 +208,370 +0.91% 31 Mar 2014 10-Q 05 May 2014 2014 Q1
Q4 2013 23,109,665 +462,883 +2% 31 Dec 2013 10-K/A 11 Mar 2015 2014 FY
Q3 2013 22,916,095 +1,519,313 +7.1% 30 Sep 2013 10-Q 05 Nov 2013 2013 Q3
Q2 2013 22,916,095 +4,008,540 +21% 30 Jun 2013 10-Q 06 Aug 2013 2013 Q2
Q1 2013 22,916,095 +4,008,540 +21% 31 Mar 2013 10-Q 07 May 2013 2013 Q1
Q4 2012 22,646,782 +4,102,427 +22% 31 Dec 2012 10-K 10 Mar 2014 2013 FY
Q3 2012 21,396,782 +2,852,427 +15% 30 Sep 2012 10-Q 06 Nov 2012 2012 Q3
Q2 2012 18,907,555 +363,200 +2% 30 Jun 2012 10-Q 07 Aug 2012 2012 Q2
Q1 2012 18,907,555 31 Mar 2012 10-Q 07 May 2012 2012 Q1
Q4 2011 18,544,355 +262,382 +1.4% 31 Dec 2011 10-K 12 Mar 2013 2012 FY
Q3 2011 18,544,355 30 Sep 2011 10-Q 10 Nov 2011 2011 Q3
Q2 2011 18,544,355 30 Jun 2011 10-Q 08 Aug 2011 2011 Q2
Q4 2010 18,281,973 31 Dec 2010 10-K 13 Mar 2012 2011 FY
* An asterisk sign (*) next to the value indicates that the value is likely invalid.