Common Stock, Shares, Outstanding of ALNYLAM PHARMACEUTICALS, INC. from 30 Jun 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
ALNYLAM PHARMACEUTICALS, INC. quarterly Common Stock, Shares, Outstanding in shares history and change rate from 30 Jun 2010 to 31 Dec 2025.
  • ALNYLAM PHARMACEUTICALS, INC. Common Stock, Shares, Outstanding for the quarter ending 31 Dec 2025 was 132,376,000, a 2.4% increase year-over-year.
Source SEC data
View on sec.gov
Common Stock, Shares, Outstanding, Quarterly (shares)
Common Stock, Shares, Outstanding, YoY Quarterly Change (%)

ALNYLAM PHARMACEUTICALS, INC. Quarterly Common Stock, Shares, Outstanding (shares)

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q4 2025 132,376,000 +3,082,000 +2.4% 31 Dec 2025 10-K 12 Feb 2026 2025 FY
Q3 2025 131,791,000 +2,950,000 +2.3% 30 Sep 2025 10-Q 30 Oct 2025 2025 Q3
Q2 2025 130,977,000 +2,956,000 +2.3% 30 Jun 2025 10-Q 31 Jul 2025 2025 Q2
Q1 2025 130,311,000 +3,848,000 +3% 31 Mar 2025 10-Q 01 May 2025 2025 Q1
Q4 2024 129,294,000 +3,500,000 +2.8% 31 Dec 2024 10-K 12 Feb 2026 2025 FY
Q3 2024 128,841,000 +3,387,000 +2.7% 30 Sep 2024 10-Q 31 Oct 2024 2024 Q3
Q2 2024 128,021,000 +3,120,000 +2.5% 30 Jun 2024 10-Q 01 Aug 2024 2024 Q2
Q1 2024 126,463,000 +2,222,000 +1.8% 31 Mar 2024 10-Q 02 May 2024 2024 Q1
Q4 2023 125,794,000 +1,869,000 +1.5% 31 Dec 2023 10-K 13 Feb 2025 2024 FY
Q3 2023 125,454,000 +2,463,000 +2% 30 Sep 2023 10-Q 02 Nov 2023 2023 Q3
Q2 2023 124,901,000 +3,909,000 +3.2% 30 Jun 2023 10-Q 03 Aug 2023 2023 Q2
Q1 2023 124,241,000 +3,512,000 +2.9% 31 Mar 2023 10-Q 04 May 2023 2023 Q1
Q4 2022 123,925,000 +3,743,000 +3.1% 31 Dec 2022 10-K 15 Feb 2024 2023 FY
Q3 2022 122,991,000 +3,511,000 +2.9% 30 Sep 2022 10-Q 27 Oct 2022 2022 Q3
Q2 2022 120,992,000 +2,396,000 +2% 30 Jun 2022 10-Q 28 Jul 2022 2022 Q2
Q1 2022 120,729,000 +3,408,000 +2.9% 31 Mar 2022 10-Q 28 Apr 2022 2022 Q1
Q4 2021 120,182,000 +3,755,000 +3.2% 31 Dec 2021 10-K 23 Feb 2023 2022 FY
Q3 2021 119,480,000 +3,337,000 +2.9% 30 Sep 2021 10-Q 28 Oct 2021 2021 Q3
Q2 2021 118,596,000 +2,949,000 +2.6% 30 Jun 2021 10-Q 03 Aug 2021 2021 Q2
Q1 2021 117,321,000 +4,153,000 +3.7% 31 Mar 2021 10-Q 29 Apr 2021 2021 Q1
Q4 2020 116,427,000 +4,239,000 +3.8% 31 Dec 2020 10-K 10 Feb 2022 2021 FY
Q3 2020 116,143,000 +4,818,000 +4.3% 30 Sep 2020 10-Q 05 Nov 2020 2020 Q3
Q2 2020 115,647,000 +4,533,000 +4.1% 30 Jun 2020 10-Q 06 Aug 2020 2020 Q2
Q1 2020 113,168,000 +6,768,000 +6.4% 31 Mar 2020 10-Q 06 May 2020 2020 Q1
Q4 2019 112,188,000 +11,011,000 +11% 31 Dec 2019 10-K 11 Feb 2021 2020 FY
Q3 2019 111,325,000 +10,356,904 +10% 30 Sep 2019 10-Q 31 Oct 2019 2019 Q3
Q2 2019 111,114,000 +10,544,966 +10% 30 Jun 2019 10-Q 06 Aug 2019 2019 Q2
Q1 2019 106,400,000 +5,931,939 +5.9% 31 Mar 2019 10-Q 02 May 2019 2019 Q1
Q4 2018 101,177,000 +1,510,451 +1.5% 31 Dec 2018 10-K 13 Feb 2020 2019 FY
Q3 2018 100,968,096 +8,600,223 +9.3% 30 Sep 2018 10-Q 07 Nov 2018 2018 Q3
Q2 2018 100,569,034 +8,867,637 +9.7% 30 Jun 2018 10-Q 02 Aug 2018 2018 Q2
Q1 2018 100,468,061 +14,399,975 +17% 31 Mar 2018 10-Q 04 May 2018 2018 Q1
Q4 2017 99,666,549 +13,725,205 +16% 31 Dec 2017 10-K 14 Feb 2019 2018 FY
Q3 2017 92,367,873 +6,601,645 +7.7% 30 Sep 2017 10-Q 07 Nov 2017 2017 Q3
Q2 2017 91,701,397 +6,128,629 +7.2% 30 Jun 2017 10-Q 09 Aug 2017 2017 Q2
Q1 2017 86,068,086 +604,828 +0.71% 31 Mar 2017 10-Q 05 May 2017 2017 Q1
Q4 2016 85,941,344 +850,376 +1% 31 Dec 2016 10-K 15 Feb 2018 2017 FY
Q3 2016 85,766,228 +1,057,740 +1.2% 30 Sep 2016 10-Q 03 Nov 2016 2016 Q3
Q2 2016 85,572,768 +1,038,990 +1.2% 30 Jun 2016 10-Q 04 Aug 2016 2016 Q2
Q1 2016 85,463,258 +1,248,963 +1.5% 31 Mar 2016 10-Q 04 May 2016 2016 Q1
Q4 2015 85,090,968 +7,888,215 +10% 31 Dec 2015 10-K 15 Feb 2017 2016 FY
Q3 2015 84,708,488 +8,031,443 +10% 30 Sep 2015 10-Q 09 Nov 2015 2015 Q3
Q2 2015 84,533,778 +8,209,648 +11% 30 Jun 2015 10-Q 07 Aug 2015 2015 Q2
Q1 2015 84,214,295 +8,729,513 +12% 31 Mar 2015 10-Q 08 May 2015 2015 Q1
Q4 2014 77,202,753 +13,461,180 +21% 31 Dec 2014 10-K 12 Feb 2016 2015 FY
Q3 2014 76,677,045 +13,440,829 +21% 30 Sep 2014 10-Q 06 Nov 2014 2014 Q3
Q2 2014 76,324,130 +13,866,617 +22% 30 Jun 2014 10-Q 08 Aug 2014 2014 Q2
Q1 2014 75,484,782 +13,351,952 +21% 31 Mar 2014 10-Q 09 May 2014 2014 Q1
Q4 2013 63,741,573 +11,251,637 +21% 31 Dec 2013 10-K 13 Feb 2015 2014 FY
Q3 2013 63,236,216 +10,857,356 +21% 30 Sep 2013 10-Q 07 Nov 2013 2013 Q3
Q2 2013 62,457,513 +10,461,960 +20% 30 Jun 2013 10-Q 09 Aug 2013 2013 Q2
Q1 2013 62,132,830 +10,239,572 +20% 31 Mar 2013 10-Q 07 May 2013 2013 Q1
Q4 2012 52,489,936 +9,767,994 +23% 31 Dec 2012 10-K 20 Feb 2014 2013 FY
Q3 2012 52,378,860 +9,690,919 +23% 30 Sep 2012 10-Q 05 Nov 2012 2012 Q3
Q2 2012 51,995,553 +9,341,638 +22% 30 Jun 2012 10-Q 08 Aug 2012 2012 Q2
Q1 2012 51,893,258 +9,533,996 +23% 31 Mar 2012 10-Q 03 May 2012 2012 Q1
Q4 2011 42,721,942 +378,519 +0.89% 31 Dec 2011 10-K 19 Feb 2013 2012 FY
Q3 2011 42,687,941 +527,559 +1.3% 30 Sep 2011 10-Q 03 Nov 2011 2011 Q3
Q2 2011 42,653,915 +557,184 +1.3% 30 Jun 2011 10-Q 03 Aug 2011 2011 Q2
Q1 2011 42,359,262 31 Mar 2011 10-Q 05 May 2011 2011 Q1
Q4 2010 42,343,423 31 Dec 2010 10-K 13 Feb 2012 2011 FY
Q3 2010 42,160,382 30 Sep 2010 10-Q 04 Nov 2010 2010 Q3
Q2 2010 42,096,731 30 Jun 2010 10-Q 05 Aug 2010 2010 Q2
* An asterisk sign (*) next to the value indicates that the value is likely invalid.