Entity Common Stock, Shares Outstanding of IONIS PHARMACEUTICALS INC from 02 Aug 2010 to 23 Oct 2025

Taxonomy & unit
dei: shares
Description
Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.
Summary
IONIS PHARMACEUTICALS INC quarterly Entity Common Stock, Shares Outstanding in shares history and change rate from 02 Aug 2010 to 23 Oct 2025.
  • IONIS PHARMACEUTICALS INC Entity Common Stock, Shares Outstanding for the quarter ending 23 Oct 2025 was 161,974,393, a 2.6% increase year-over-year.
Source SEC data
View on sec.gov
Entity Common Stock, Shares Outstanding, Quarterly (shares)
Entity Common Stock, Shares Outstanding, YoY Quarterly Change (%)

IONIS PHARMACEUTICALS INC Quarterly Entity Common Stock, Shares Outstanding (shares)

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q3 2025 161,974,393 +4,077,106 +2.6% 23 Oct 2025 10-Q 29 Oct 2025 2025 Q3
Q2 2025 159,391,229 +13,180,138 +9% 24 Jul 2025 10-Q 30 Jul 2025 2025 Q2
Q1 2025 159,159,099 +13,193,725 +9% 24 Apr 2025 10-Q 30 Apr 2025 2025 Q1
Q4 2024 158,964,772 13 Feb 2025 10-K 19 Feb 2025 2024 FY
Q3 2024 157,897,287 +14,425,168 +10% 31 Oct 2024 10-Q 06 Nov 2024 2024 Q3
Q2 2024 146,211,091 +2,884,883 +2% 26 Jul 2024 10-Q 01 Aug 2024 2024 Q2
Q1 2024 145,965,374 +2,873,257 +2% 01 May 2024 10-Q 07 May 2024 2024 Q1
Q3 2023 143,472,119 +1,421,783 +1% 27 Oct 2023 10-Q 02 Nov 2023 2023 Q3
Q2 2023 143,326,208 +1,384,870 +0.98% 03 Aug 2023 10-Q 09 Aug 2023 2023 Q2
Q1 2023 143,092,117 +1,294,263 +0.91% 27 Apr 2023 10-Q 03 May 2023 2023 Q1
Q3 2022 142,050,336 +840,321 +0.6% 03 Nov 2022 10-Q 09 Nov 2022 2022 Q3
Q2 2022 141,941,338 +793,640 +0.56% 03 Aug 2022 10-Q 09 Aug 2022 2022 Q2
Q1 2022 141,797,854 +834,826 +0.59% 28 Apr 2022 10-Q 04 May 2022 2022 Q1
Q3 2021 141,210,015 +1,386,880 +0.99% 27 Oct 2021 10-Q 03 Nov 2021 2021 Q3
Q2 2021 141,147,698 +1,450,668 +1% 28 Jul 2021 10-Q 04 Aug 2021 2021 Q2
Q1 2021 140,963,028 +1,641,981 +1.2% 29 Apr 2021 10-Q 05 May 2021 2021 Q1
Q3 2020 139,823,135 -840,119 -0.6% 29 Oct 2020 10-Q 04 Nov 2020 2020 Q3
Q2 2020 139,697,030 -803,268 -0.57% 29 Jul 2020 10-Q 05 Aug 2020 2020 Q2
Q1 2020 139,321,047 -1,001,947 -0.71% 29 Apr 2020 10-Q 06 May 2020 2020 Q1
Q3 2019 140,663,254 +3,091,744 +2.2% 31 Oct 2019 10-Q 06 Nov 2019 2019 Q3
Q2 2019 140,500,298 +3,226,391 +2.4% 01 Aug 2019 10-Q 08 Aug 2019 2019 Q2
Q1 2019 140,322,994 +14,802,614 +12% 02 May 2019 10-Q 09 May 2019 2019 Q1
Q3 2018 137,571,510 +12,776,006 +10% 31 Oct 2018 10-Q 06 Nov 2018 2018 Q3
Q2 2018 137,273,907 +12,919,215 +10% 31 Jul 2018 10-Q 07 Aug 2018 2018 Q2
Q1 2018 125,520,380 +1,554,820 +1.3% 30 Apr 2018 10-Q 07 May 2018 2018 Q1
Q3 2017 124,795,504 +3,592,537 +3% 01 Nov 2017 10-Q 07 Nov 2017 2017 Q3
Q2 2017 124,354,692 +3,435,661 +2.8% 02 Aug 2017 10-Q 09 Aug 2017 2017 Q2
Q1 2017 123,965,560 +3,182,567 +2.6% 02 May 2017 10-Q 09 May 2017 2017 Q1
Q3 2016 121,202,967 +1,085,259 +0.9% 02 Nov 2016 10-Q 09 Nov 2016 2016 Q3
Q2 2016 120,919,031 +956,725 +0.8% 02 Aug 2016 10-Q 09 Aug 2016 2016 Q2
Q1 2016 120,782,993 +1,069,652 +0.89% 29 Apr 2016 10-Q 05 May 2016 2016 Q1
Q3 2015 120,117,708 +1,976,595 +1.7% 28 Oct 2015 10-Q 09 Nov 2015 2015 Q3
Q2 2015 119,962,306 +2,226,946 +1.9% 30 Jul 2015 10-Q 05 Aug 2015 2015 Q2
Q1 2015 119,713,341 +2,135,938 +1.8% 30 Apr 2015 10-Q 05 May 2015 2015 Q1
Q3 2014 118,141,113 +2,066,741 +1.8% 05 Nov 2014 10-Q 07 Nov 2014 2014 Q3
Q2 2014 117,735,360 +2,427,604 +2.1% 01 Aug 2014 10-Q 04 Aug 2014 2014 Q2
Q1 2014 117,577,403 +13,796,982 +13% 02 May 2014 10-Q 06 May 2014 2014 Q1
Q3 2013 116,074,372 +14,863,544 +15% 01 Nov 2013 10-Q 05 Nov 2013 2013 Q3
Q2 2013 115,307,756 +14,703,987 +15% 01 Aug 2013 10-Q 06 Aug 2013 2013 Q2
Q1 2013 103,780,421 +3,596,738 +3.6% 02 May 2013 10-Q 07 May 2013 2013 Q1
Q3 2012 101,210,828 +1,481,507 +1.5% 01 Nov 2012 10-Q 06 Nov 2012 2012 Q3
Q2 2012 100,603,769 +942,886 +0.95% 01 Aug 2012 10-Q 06 Aug 2012 2012 Q2
Q1 2012 100,183,683 +589,481 +0.59% 03 May 2012 10-Q 09 May 2012 2012 Q1
Q3 2011 99,729,321 +497,946 +0.5% 01 Nov 2011 10-Q 08 Nov 2011 2011 Q3
Q2 2011 99,660,883 +484,029 +0.49% 01 Aug 2011 10-Q 08 Aug 2011 2011 Q2
Q1 2011 99,594,202 02 May 2011 10-Q 06 May 2011 2011 Q1
Q3 2010 99,231,375 01 Nov 2010 10-Q 05 Nov 2010 2010 Q3
Q2 2010 99,176,854 02 Aug 2010 10-Q 09 Aug 2010 2010 Q2
* An asterisk sign (*) next to the value indicates that the value is likely invalid.