Common Stock, Shares, Outstanding of SELLAS Life Sciences Group, Inc. from 31 Dec 2010 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
SELLAS Life Sciences Group, Inc. quarterly Common Stock, Shares, Outstanding in shares history and change rate from 31 Dec 2010 to 30 Sep 2025.
  • SELLAS Life Sciences Group, Inc. Common Stock, Shares, Outstanding for the quarter ending 30 Sep 2025 was 125,078,525, a 94% increase year-over-year.
Source SEC data
View on sec.gov
Common Stock, Shares, Outstanding, Quarterly (shares)
Common Stock, Shares, Outstanding, YoY Quarterly Change (%)

SELLAS Life Sciences Group, Inc. Quarterly Common Stock, Shares, Outstanding (shares)

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q3 2025 125,078,525 +60,696,546 +94% 30 Sep 2025 10-Q 12 Nov 2025 2025 Q3
Q2 2025 100,367,113 +42,612,185 +74% 30 Jun 2025 10-Q 12 Aug 2025 2025 Q2
Q1 2025 90,896,125 +34,628,455 +62% 31 Mar 2025 10-Q 13 May 2025 2025 Q1
Q4 2024 73,977,459 +41,844,569 +130% 31 Dec 2024 10-Q 12 Nov 2025 2025 Q3
Q3 2024 64,381,979 +35,988,021 +127% 30 Sep 2024 10-Q 13 Nov 2024 2024 Q3
Q2 2024 57,754,928 +29,407,008 +104% 30 Jun 2024 10-Q 13 Aug 2024 2024 Q2
Q1 2024 56,267,670 +27,919,750 +98% 31 Mar 2024 10-Q 14 May 2024 2024 Q1
Q4 2023 32,132,890 +11,127,485 +53% 31 Dec 2023 10-K 20 Mar 2025 2024 FY
Q3 2023 28,393,958 +7,805,711 +38% 30 Sep 2023 10-Q 09 Nov 2023 2023 Q3
Q2 2023 28,347,920 +7,796,002 +38% 30 Jun 2023 10-Q 10 Aug 2023 2023 Q2
Q1 2023 28,347,920 +12,441,921 +78% 31 Mar 2023 10-Q 11 May 2023 2023 Q1
Q4 2022 21,005,405 +5,109,768 +32% 31 Dec 2022 10-K 28 Mar 2024 2023 FY
Q3 2022 20,588,247 +4,714,116 +30% 30 Sep 2022 10-Q 14 Nov 2022 2022 Q3
Q2 2022 20,551,918 +4,677,977 +29% 30 Jun 2022 10-Q 11 Aug 2022 2022 Q2
Q1 2022 15,905,999 +821,245 +5.4% 31 Mar 2022 10-Q 12 May 2022 2022 Q1
Q4 2021 15,895,637 +1,641,083 +12% 31 Dec 2021 10-K 16 Mar 2023 2022 FY
Q3 2021 15,874,131 +6,412,153 +68% 30 Sep 2021 10-Q 12 Nov 2021 2021 Q3
Q2 2021 15,873,941 +9,156,041 +136% 30 Jun 2021 10-Q 12 Aug 2021 2021 Q2
Q1 2021 15,084,754 +8,366,854 +125% 31 Mar 2021 10-Q 13 May 2021 2021 Q1
Q4 2020 14,254,554 +9,174,454 +181% 31 Dec 2020 10-K 31 Mar 2022 2021 FY
Q3 2020 9,461,978 +4,912,770 +108% 30 Sep 2020 10-Q 13 Nov 2020 2020 Q3
Q2 2020 6,717,900 -93,417,275 -93% 30 Jun 2020 10-Q 13 Aug 2020 2020 Q2
Q1 2020 6,717,900 -17,458,575 -72% 31 Mar 2020 10-Q 14 May 2020 2020 Q1
Q4 2019 5,080,100 +4,639,571 +1053% 31 Dec 2019 10-K 23 Mar 2021 2020 FY
Q3 2019 4,549,208 -15,952,268 -78% 30 Sep 2019 10-Q 14 Nov 2019 2019 Q3
Q2 2019 100,135,175 +92,751,666 +1256% 30 Jun 2019 10-Q 14 Aug 2019 2019 Q2
Q1 2019 24,176,475 +18,022,098 +293% 31 Mar 2019 10-Q 15 May 2019 2019 Q1
Q4 2018 440,529 -5,326,362 -92% 31 Dec 2018 10-K 13 Mar 2020 2019 FY
Q3 2018 20,501,476 -21,314,499 -51% 30 Sep 2018 10-Q 14 Nov 2018 2018 Q3
Q2 2018 7,383,509 -30,052,015 -80% 30 Jun 2018 10-Q 14 Aug 2018 2018 Q2
Q1 2018 6,154,377 -208,347,588 -97% 31 Mar 2018 10-Q 15 May 2018 2018 Q1
Q4 2017 5,766,891 +4,498,402 +355% 31 Dec 2017 10-K 22 Mar 2019 2018 FY
Q3 2017 41,815,975 -172,685,990 -81% 30 Sep 2017 10-Q 09 Nov 2017 2017 Q3
Q2 2017 37,435,524 -144,401,593 -79% 30 Jun 2017 10-Q 14 Aug 2017 2017 Q2
Q1 2017 214,501,965 +32,664,848 +18% 31 Mar 2017 10-Q 10 May 2017 2017 Q1
Q4 2016 1,268,489 -6,826,848 -84% 31 Dec 2016 10-K 13 Apr 2018 2017 FY
Q3 2016 214,501,965 +51,926,519 +32% 30 Sep 2016 10-Q 09 Nov 2016 2016 Q3
Q2 2016 181,837,117 +60,379,999 +50% 30 Jun 2016 10-Q 09 Aug 2016 2016 Q2
Q1 2016 181,837,117 +60,379,999 +50% 31 Mar 2016 10-Q 10 May 2016 2016 Q1
Q4 2015 8,095,337 -101,330,364 -93% 31 Dec 2015 10-K 15 Mar 2017 2016 FY
Q3 2015 162,575,446 +41,118,328 +34% 30 Sep 2015 10-Q 09 Nov 2015 2015 Q2
Q2 2015 121,457,118 +3,431,306 +2.9% 30 Jun 2015 10-Q 06 Aug 2015 2015 Q2
Q1 2015 121,457,118 +3,431,306 +2.9% 31 Mar 2015 10-Q 07 May 2015 2015 Q1
Q4 2014 109,425,701 0 0% 31 Dec 2014 10-K/A 15 Apr 2016 2015 FY
Q3 2014 121,457,118 +16,543,347 +16% 30 Sep 2014 10-Q 05 Nov 2014 2014 Q3
Q2 2014 118,025,812 +33,617,486 +40% 30 Jun 2014 10-Q 11 Aug 2014 2014 Q2
Q1 2014 118,025,812 +34,941,493 +42% 31 Mar 2014 10-Q 06 May 2014 2014 Q1
Q4 2013 109,425,701 +26,504,864 +32% 31 Dec 2013 8-K 04 Dec 2015 2014 FY
Q3 2013 104,913,771 +37,310,118 +55% 30 Sep 2013 10-Q/A 07 Nov 2013 2013 Q3
Q2 2013 84,408,326 +17,448,572 +26% 30 Jun 2013 10-Q 09 Aug 2013 2013 Q2
Q1 2013 83,084,319 +33,677,171 +68% 31 Mar 2013 10-Q 09 May 2013 2013 Q1
Q4 2012 82,920,837 +35,784,384 +76% 31 Dec 2012 10-K 17 Mar 2014 2013 FY
Q3 2012 67,603,653 +24,618,200 +57% 30 Sep 2012 10-Q 13 Nov 2012 2012 Q3
Q2 2012 66,959,754 +25,122,954 +60% 30 Jun 2012 10-Q 14 Aug 2012 2012 Q2
Q1 2012 49,407,148 31 Mar 2012 10-Q 14 May 2012 2012 Q1
Q4 2011 47,136,453 +28,763,694 +157% 31 Dec 2011 10-K 12 Mar 2013 2012 FY
Q3 2011 42,985,453 30 Sep 2011 10-Q 14 Nov 2011 2011 Q3
Q2 2011 41,836,800 30 Jun 2011 10-Q/A 28 Oct 2011 2011 Q2
Q4 2010 18,372,759 31 Dec 2010 10-K 28 Mar 2012 2011 FY
* An asterisk sign (*) next to the value indicates that the value is likely invalid.