Common Stock, Shares, Issued of Altimmune, Inc. from 31 Dec 2010 to 31 Dec 2025

Taxonomy & unit
us-gaap: shares
Description
Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.
Summary
Altimmune, Inc. quarterly Common Stock, Shares, Issued in shares history and change rate from 31 Dec 2010 to 31 Dec 2025.
  • Altimmune, Inc. Common Stock, Shares, Issued for the quarter ending 31 Dec 2025 was 110,882,735, a 53% increase year-over-year.
Source SEC data
View on sec.gov
Common Stock, Shares, Issued, Quarterly (shares)
Common Stock, Shares, Issued, YoY Quarterly Change (%)

Altimmune, Inc. Quarterly Common Stock, Shares, Issued (shares)

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q4 2025 110,882,735 +38,530,034 +53% 31 Dec 2025 10-K 06 Mar 2026 2025 FY
Q3 2025 95,598,665 +24,474,258 +34% 30 Sep 2025 10-Q 06 Nov 2025 2025 Q3
Q2 2025 85,076,300 +14,030,033 +20% 30 Jun 2025 10-Q 12 Aug 2025 2025 Q2
Q1 2025 77,825,450 +6,926,316 +9.8% 31 Mar 2025 10-Q 13 May 2025 2025 Q1
Q4 2024 72,352,701 +1,675,301 +2.4% 31 Dec 2024 10-K 06 Mar 2026 2025 FY
Q3 2024 71,124,407 +18,265,487 +35% 30 Sep 2024 10-Q 12 Nov 2024 2024 Q3
Q2 2024 71,046,267 +18,388,606 +35% 30 Jun 2024 10-Q 08 Aug 2024 2024 Q2
Q1 2024 70,899,134 +21,612,424 +44% 31 Mar 2024 10-Q 09 May 2024 2024 Q1
Q4 2023 70,677,400 +21,477,555 +44% 31 Dec 2023 10-K 27 Feb 2025 2024 FY
Q3 2023 52,858,920 +3,697,283 +7.5% 30 Sep 2023 10-Q 07 Nov 2023 2023 Q3
Q2 2023 52,657,661 +6,285,556 +14% 30 Jun 2023 10-Q 10 Aug 2023 2023 Q2
Q1 2023 49,286,710 +6,066,814 +14% 31 Mar 2023 10-Q 11 May 2023 2023 Q1
Q4 2022 49,199,845 +8,206,077 +20% 31 Dec 2022 10-K 27 Mar 2024 2023 FY
Q3 2022 49,161,637 +9,458,869 +24% 30 Sep 2022 10-Q 10 Nov 2022 2022 Q3
Q2 2022 46,372,105 +6,678,581 +17% 30 Jun 2022 10-Q 11 Aug 2022 2022 Q2
Q1 2022 43,219,896 +4,962,716 +13% 31 Mar 2022 10-Q 12 May 2022 2022 Q1
Q4 2021 40,993,768 +3,850,822 +10% 31 Dec 2021 10-K 28 Feb 2023 2022 FY
Q3 2021 39,702,768 +6,629,733 +20% 30 Sep 2021 10-Q 09 Nov 2021 2021 Q3
Q2 2021 39,693,524 +13,139,567 +49% 30 Jun 2021 10-Q 10 Aug 2021 2021 Q2
Q1 2021 38,257,180 +22,897,536 +149% 31 Mar 2021 10-Q 17 May 2021 2021 Q1
Q4 2020 37,142,946 +21,830,565 +143% 31 Dec 2020 10-K 15 Mar 2022 2021 FY
Q3 2020 33,073,035 +17,734,679 +116% 30 Sep 2020 10-Q 09 Nov 2020 2020 Q3
Q2 2020 26,553,957 +13,102,851 +97% 30 Jun 2020 10-Q 11 Aug 2020 2020 Q2
Q1 2020 15,359,644 +1,908,539 +14% 31 Mar 2020 10-Q 13 May 2020 2020 Q1
Q4 2019 15,312,381 +6,233,646 +69% 31 Dec 2019 10-K 25 Feb 2021 2020 FY
Q3 2019 15,338,356 +13,612,158 +789% 30 Sep 2019 10-Q 13 Nov 2019 2019 Q3
Q2 2019 13,451,106 -23,932,027 -64% 30 Jun 2019 10-Q 13 Aug 2019 2019 Q2
Q1 2019 13,451,105 -8,820,530 -40% 31 Mar 2019 10-Q 14 May 2019 2019 Q1
Q4 2018 9,078,735 +8,469,455 +1390% 31 Dec 2018 10-K 27 Mar 2020 2019 FY
Q3 2018 1,726,198 -13,926,442 -89% 30 Sep 2018 10-Q 13 Nov 2018 2018 Q3
Q2 2018 37,383,133 +21,930,554 +142% 30 Jun 2018 10-Q 14 Aug 2018 2018 Q2
Q1 2018 22,271,635 -46,543,560 -68% 31 Mar 2018 10-Q 15 May 2018 2018 Q1
Q4 2017 609,280 -6,382,469 -91% 31 Dec 2017 10-K 01 Apr 2019 2018 FY
Q3 2017 15,652,640 -50,770,393 -76% 30 Sep 2017 10-Q 09 Nov 2017 2017 Q3
Q2 2017 15,452,579 -49,333,267 -76% 30 Jun 2017 10-Q 14 Aug 2017 2017 Q2
Q1 2017 68,815,195 +4,370,470 +6.8% 31 Mar 2017 10-Q 03 May 2017 2017 Q1
Q4 2016 6,991,749 -57,390,337 -89% 31 Dec 2016 10-K 02 Apr 2018 2017 FY
Q3 2016 66,423,033 +2,064,199 +3.2% 30 Sep 2016 10-Q 04 Nov 2016 2016 Q3
Q2 2016 64,785,846 +873,653 +1.4% 30 Jun 2016 10-Q 04 Aug 2016 2016 Q2
Q1 2016 64,444,725 +770,399 +1.2% 31 Mar 2016 10-Q 09 May 2016 2016 Q1
Q4 2015 64,382,086 +778,783 +1.2% 31 Dec 2015 10-K 14 Mar 2017 2016 FY
Q3 2015 64,358,834 +2,142,848 +3.4% 30 Sep 2015 10-Q 06 Nov 2015 2015 Q3
Q2 2015 63,912,193 +8,386,483 +15% 30 Jun 2015 10-Q 05 Aug 2015 2015 Q2
Q1 2015 63,674,326 +9,900,621 +18% 31 Mar 2015 10-Q 07 May 2015 2015 Q1
Q4 2014 63,603,303 +11,299,057 +22% 31 Dec 2014 10-K 11 Mar 2016 2015 FY
Q3 2014 62,215,986 +9,918,406 +19% 30 Sep 2014 10-Q 06 Nov 2014 2014 Q3
Q2 2014 55,525,710 +4,351,791 +8.5% 30 Jun 2014 10-Q 05 Aug 2014 2014 Q2
Q1 2014 53,773,705 +5,357,222 +11% 31 Mar 2014 10-Q 08 May 2014 2014 Q1
Q4 2013 52,304,246 +3,951,595 +8.2% 31 Dec 2013 10-K 11 Mar 2015 2014 FY
Q3 2013 52,297,580 +3,951,596 +8.2% 30 Sep 2013 10-Q 07 Nov 2013 2013 Q3
Q2 2013 51,173,919 +2,827,935 +5.8% 30 Jun 2013 10-Q 08 Aug 2013 2013 Q2
Q1 2013 48,416,483 +101,973 +0.21% 31 Mar 2013 10-Q 08 May 2013 2013 Q1
Q4 2012 48,352,651 +116,479 +0.24% 31 Dec 2012 10-K 11 Mar 2014 2013 FY
Q3 2012 48,345,984 +151,949 +0.32% 30 Sep 2012 10-Q 06 Nov 2012 2012 Q3
Q2 2012 48,345,984 +151,948 +0.32% 30 Jun 2012 10-Q 07 Aug 2012 2012 Q2
Q1 2012 48,314,510 31 Mar 2012 10-Q 10 May 2012 2012 Q1
Q4 2011 48,236,172 +1,997,928 +4.3% 31 Dec 2011 10-K 14 Mar 2013 2012 FY
Q3 2011 48,194,035 30 Sep 2011 10-Q 09 Nov 2011 2011 Q3
Q2 2011 48,194,036 30 Jun 2011 10-Q 11 Aug 2011 2011 Q2
Q4 2010 46,238,244 31 Dec 2010 10-K 08 Mar 2012 2011 FY
* An asterisk sign (*) next to the value indicates that the value is likely invalid.