Common Stock, Shares, Outstanding of TECOGEN INC. from 31 Dec 2011 to 30 Sep 2025

Taxonomy & unit
us-gaap: shares
Description
Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.
Summary
TECOGEN INC. quarterly Common Stock, Shares, Outstanding in shares history and change rate from 31 Dec 2011 to 30 Sep 2025.
  • TECOGEN INC. Common Stock, Shares, Outstanding for the quarter ending 30 Sep 2025 was 29,818,979, a 20% increase year-over-year.
Source SEC data
View on sec.gov
Common Stock, Shares, Outstanding, Quarterly (shares)
Common Stock, Shares, Outstanding, YoY Quarterly Change (%)

TECOGEN INC. Quarterly Common Stock, Shares, Outstanding (shares)

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q3 2025 29,818,979 +4,968,718 +20% 30 Sep 2025 10-Q 13 Nov 2025 2025 Q3
Q2 2025 25,571,490 +721,229 +2.9% 30 Jun 2025 10-Q 13 Aug 2025 2025 Q2
Q1 2025 24,985,261 +135,000 +0.54% 31 Mar 2025 10-Q 13 May 2025 2025 Q1
Q4 2024 24,950,261 +100,000 +0.4% 31 Dec 2024 10-Q 13 Nov 2025 2025 Q3
Q3 2024 24,850,261 0 0% 30 Sep 2024 10-Q 14 Nov 2024 2024 Q3
Q2 2024 24,850,261 0 0% 30 Jun 2024 10-Q 08 Aug 2024 2024 Q2
Q1 2024 24,850,261 0 0% 31 Mar 2024 10-Q 09 May 2024 2024 Q1
Q4 2023 24,850,261 0 0% 31 Dec 2023 10-K 18 Mar 2025 2024 FY
Q3 2023 24,850,261 0 0% 30 Sep 2023 10-Q 09 Nov 2023 2023 Q3
Q2 2023 24,850,261 0 0% 30 Jun 2023 10-Q 10 Aug 2023 2023 Q2
Q1 2023 24,850,261 0 0% 31 Mar 2023 10-Q 11 May 2023 2023 Q1
Q4 2022 24,850,261 0 0% 31 Dec 2022 10-Q 09 Nov 2023 2023 Q3
Q3 2022 24,850,261 0 0% 30 Sep 2022 10-Q 10 Nov 2022 2022 Q3
Q2 2022 24,850,261 0 0% 30 Jun 2022 10-Q 11 Aug 2022 2022 Q2
Q1 2022 24,850,261 0 0% 31 Mar 2022 10-Q 12 May 2022 2022 Q1
Q4 2021 24,850,261 0 0% 31 Dec 2021 10-K 23 Mar 2023 2022 FY
Q3 2021 24,850,261 0 0% 30 Sep 2021 10-Q 10 Nov 2021 2021 Q3
Q2 2021 24,850,261 0 0% 30 Jun 2021 10-Q 12 Aug 2021 2021 Q2
Q1 2021 24,850,261 0 0% 31 Mar 2021 10-Q 13 May 2021 2021 Q1
Q4 2020 24,850,261 +1,000 +0% 31 Dec 2020 10-K 10 Mar 2022 2021 FY
Q3 2020 24,850,261 +7,000 +0.03% 30 Sep 2020 10-Q 12 Nov 2020 2020 Q3
Q2 2020 24,850,261 +9,455 +0.04% 30 Jun 2020 10-Q 13 Aug 2020 2020 Q2
Q1 2020 24,850,261 +15,515 +0.06% 31 Mar 2020 10-Q 14 May 2020 2020 Q1
Q4 2019 24,849,261 +24,515 +0.1% 31 Dec 2019 10-K 18 Mar 2021 2020 FY
Q3 2019 24,843,261 +23,615 +0.1% 30 Sep 2019 10-Q 12 Nov 2019 2019 Q3
Q2 2019 24,840,806 +21,160 +0.08% 30 Jun 2019 10-Q 13 Aug 2019 2019 Q2
Q1 2019 24,834,746 +27,650 +0.11% 31 Mar 2019 10-Q 15 May 2019 2019 Q1
Q4 2018 24,824,746 +57,854 +0.23% 31 Dec 2018 10-K 12 Mar 2020 2019 FY
Q3 2018 24,819,646 +95,254 +0.38% 30 Sep 2018 10-Q 13 Nov 2018 2018 Q3
Q2 2018 24,819,646 +107,657 +0.44% 30 Jun 2018 10-Q 14 Aug 2018 2018 Q2
Q1 2018 24,807,096 +4,764,044 +24% 31 Mar 2018 10-Q 15 May 2018 2018 Q1
Q4 2017 24,766,892 +4,784,980 +24% 31 Dec 2017 10-K 29 Mar 2019 2018 FY
Q3 2017 24,724,392 +4,774,720 +24% 30 Sep 2017 10-Q 09 Nov 2017 2017 Q3
Q2 2017 24,711,989 +5,550,410 +29% 30 Jun 2017 10-Q 14 Aug 2017 2017 Q2
Q1 2017 20,043,052 +1,564,062 +8.5% 31 Mar 2017 10-Q 11 May 2017 2017 Q1
Q4 2016 19,981,912 +1,502,922 +8.1% 31 Dec 2016 10-K 21 Mar 2018 2017 FY
Q3 2016 19,949,672 30 Sep 2016 10-Q 14 Nov 2016 2016 Q3
Q2 2016 19,161,579 30 Jun 2016 10-Q 11 Aug 2016 2016 Q2
Q1 2016 18,478,990 31 Mar 2016 10-Q 11 May 2016 2016 Q1
Q4 2015 18,478,990 +2,573,109 +16% 31 Dec 2015 10-K 23 Mar 2017 2016 FY
Q4 2014 15,905,881 +750,681 +5% 31 Dec 2014 10-K 30 Mar 2016 2015 FY
Q1 2014 17,588,782 -36,859,072 -68% 31 Mar 2014 10-Q 10 Nov 2015 2015 Q3
Q4 2013 15,155,200 +1,543,226 +11% 31 Dec 2013 10-K 25 Mar 2015 2014 FY
Q3 2013 13,574,474 30 Sep 2013 10-Q 14 Nov 2013 2013 Q3
Q2 2013 13,574,474 30 Jun 2013 10-Q 14 Aug 2013 2013 Q2
Q1 2013 54,447,854 31 Mar 2013 10-Q 14 May 2013 2013 Q1
Q4 2012 13,611,974 -40,381,908 -75% 31 Dec 2012 10-K 31 Mar 2014 2013 FY
Q4 2011 53,993,882 31 Dec 2011 10-K 27 Mar 2013 2012 FY
* An asterisk sign (*) next to the value indicates that the value is likely invalid.