Common Stock, Shares, Outstanding of Protagenic Therapeutics, Inc.\new 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
Protagenic Therapeutics, Inc.\new quarterly Common Stock, Shares, Outstanding in shares history and change rate from 31 Dec 2010 to 31 Dec 2025.
  • Protagenic Therapeutics, Inc.\new Common Stock, Shares, Outstanding for the quarter ending 31 Dec 2025 was 1,934,878, a 274% increase year-over-year.
Source SEC data
View on sec.gov
Common Stock, Shares, Outstanding, Quarterly (shares)
Common Stock, Shares, Outstanding, YoY Quarterly Change (%)

Protagenic Therapeutics, Inc.\new Quarterly Common Stock, Shares, Outstanding (shares)

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q4 2025 1,934,878 +1,417,621 +274% 31 Dec 2025 10-Q 09 Mar 2026 2026 Q3
Q3 2025 1,934,878 -2,870,069 -60% 30 Sep 2025 10-Q 26 Nov 2025 2026 Q2
Q2 2025 1,848,450 -2,618,816 -59% 30 Jun 2025 10-QT 10 Sep 2025 2026 Q1
Q1 2025 5,800,000 +1,364,868 +31% 31 Mar 2025 10-Q 09 Mar 2026 2026 Q3
Q4 2024 517,257 -3,917,875 -88% 31 Dec 2024 10-Q 13 May 2025 2025 Q1
Q3 2024 4,804,947 +473,988 +11% 30 Sep 2024 10-Q 14 Nov 2024 2024 Q3
Q2 2024 4,467,266 +136,307 +3.1% 30 Jun 2024 10-Q 14 Aug 2024 2024 Q2
Q1 2024 4,435,132 +104,173 +2.4% 31 Mar 2024 10-Q 15 May 2024 2024 Q1
Q4 2023 4,435,132 +113,817 +2.6% 31 Dec 2023 10-K 31 Mar 2025 2024 FY
Q3 2023 4,330,959 -12,954,302 -75% 30 Sep 2023 10-Q 14 Nov 2023 2023 Q3
Q2 2023 4,330,959 -12,954,302 -75% 30 Jun 2023 10-Q 14 Aug 2023 2023 Q2
Q1 2023 4,330,959 -12,922,319 -75% 31 Mar 2023 10-Q 15 May 2023 2023 Q1
Q4 2022 4,321,315 +18,912 +0.44% 31 Dec 2022 10-K/A 14 May 2024 2023 FY
Q3 2022 17,285,261 +329,444 +1.9% 30 Sep 2022 10-Q 14 Nov 2022 2022 Q3
Q2 2022 17,285,261 +1,021,627 +6.3% 30 Jun 2022 10-Q 11 Aug 2022 2022 Q2
Q1 2022 17,253,278 +6,642,675 +63% 31 Mar 2022 10-Q 13 May 2022 2022 Q1
Q4 2021 4,302,403 -6,058,077 -58% 31 Dec 2021 10-K 31 Mar 2023 2022 FY
Q3 2021 16,955,817 +6,595,337 +64% 30 Sep 2021 10-Q 15 Nov 2021 2021 Q3
Q2 2021 16,263,634 +6,002,215 +58% 30 Jun 2021 10-Q 16 Aug 2021 2021 Q2
Q1 2021 10,610,603 +349,184 +3.4% 31 Mar 2021 10-Q 17 May 2021 2021 Q1
Q4 2020 10,360,480 +99,061 +0.96% 31 Dec 2020 10-K 07 Apr 2022 2021 FY
Q3 2020 10,360,480 +99,061 +0.96% 30 Sep 2020 10-Q 16 Nov 2020 2020 Q3
Q2 2020 10,261,419 0 0% 30 Jun 2020 10-Q 14 Aug 2020 2020 Q2
Q1 2020 10,261,419 0 0% 31 Mar 2020 10-Q 18 Jun 2020 2020 Q1
Q4 2019 10,261,419 0 0% 31 Dec 2019 10-K 25 Mar 2021 2020 FY
Q3 2019 10,261,419 0 0% 30 Sep 2019 10-Q 14 Nov 2019 2019 Q3
Q2 2019 10,261,419 0 0% 30 Jun 2019 10-Q 14 Aug 2019 2019 Q2
Q1 2019 10,261,419 0 0% 31 Mar 2019 10-Q 16 May 2019 2019 Q1
Q4 2018 10,261,419 0 0% 31 Dec 2018 10-K 29 Apr 2020 2019 FY
Q3 2018 10,261,419 0 0% 30 Sep 2018 10-Q 08 Nov 2018 2018 Q3
Q2 2018 10,261,419 0 0% 30 Jun 2018 10-Q 14 Aug 2018 2018 Q2
Q1 2018 10,261,419 +4,341 +0.04% 31 Mar 2018 10-Q 15 May 2018 2018 Q1
Q4 2017 10,261,419 +4,341 +0.04% 31 Dec 2017 10-K 29 Mar 2019 2018 FY
Q3 2017 10,261,419 +1,953,504 +24% 30 Sep 2017 10-Q 13 Nov 2017 2017 Q3
Q2 2017 10,261,419 +10,175,341 +11821% 30 Jun 2017 10-Q 08 Aug 2017 2017 Q2
Q1 2017 10,257,078 -389,742,922 -97% 31 Mar 2017 10-Q 15 May 2017 2017 Q1
Q4 2016 10,257,078 +3,644,240 +55% 31 Dec 2016 10-K 02 Apr 2018 2017 FY
Q3 2016 8,307,915 -391,692,085 -98% 30 Sep 2016 10-Q 17 Nov 2016 2016 Q3
Q2 2016 86,078 -399,913,922 -100% 30 Jun 2016 10-Q 15 Aug 2016 2016 Q2
Q1 2016 400,000,000 0 0% 31 Mar 2016 10-Q 25 Jul 2016 2016 Q1
Q4 2015 6,612,838 -500 -0.01% 31 Dec 2015 10-K/A 08 May 2017 2016 FY
Q3 2015 400,000,000 0 0% 30 Sep 2015 10-Q 13 Nov 2015 2016 Q1
Q2 2015 400,000,000 0 0% 30 Jun 2015 10-Q 11 Mar 2016 2016 Q2
Q1 2015 400,000,000 31 Mar 2015 10-Q 11 May 2015 2015 Q3
Q4 2014 6,613,338 31 Dec 2014 8-K/A 12 Jul 2016 2015 FY
Q3 2014 400,000,000 30 Sep 2014 10-Q 13 Nov 2014 2015 Q1
Q2 2014 400,000,000 30 Jun 2014 10-K 25 Sep 2015 2015 FY
Q3 2011 6,340,780 30 Sep 2011 10-Q 14 Nov 2011 2011 Q3
Q2 2011 6,328,903 30 Jun 2011 10-Q/A 07 Sep 2011 2011 Q2
Q4 2010 6,282,616 31 Dec 2010 10-Q 14 Nov 2011 2011 Q3
* An asterisk sign (*) next to the value indicates that the value is likely invalid.