Weighted Average Number of Shares Outstanding, Basic of ILLUMINA, INC. from 2009 to Q3 2025

Taxonomy & unit
us-gaap: shares
Description
Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.
Summary
Illumina, Inc. quarterly/annual Weighted Average Number of Shares Outstanding, Basic history and change rate from 2009 to Q3 2025.
  • Illumina, Inc. Weighted Average Number of Shares Outstanding, Basic for the quarter ending 28 Sep 2025 was 153M shares, a 3.77% decline year-over-year.
  • Illumina, Inc. annual Weighted Average Number of Shares Outstanding, Basic for 2024 was 159M shares, a 0.63% increase from 2023.
  • Illumina, Inc. annual Weighted Average Number of Shares Outstanding, Basic for 2023 was 158M shares, a 0.64% increase from 2022.
  • Illumina, Inc. annual Weighted Average Number of Shares Outstanding, Basic for 2022 was 157M shares, a 4.67% increase from 2021.
Weighted Average Number of Shares Outstanding, Basic, Quarterly (shares)
Weighted Average Number of Shares Outstanding, Basic, YoY Quarterly Change (%)
Weighted Average Number of Shares Outstanding, Basic, Annual (shares)
Weighted Average Number of Shares Outstanding, Basic, YoY Annual Change (%)

ILLUMINA, INC. Quarterly Weighted Average Number of Shares Outstanding, Basic (shares)

Period TTM Value Value YoY Chg Change % Start Date End Date Report Filed
Q3 2025 153M -6M -3.77% 30 Jun 2025 28 Sep 2025 10-Q 31 Oct 2025
Q2 2025 157M -2M -1.26% 31 Mar 2025 29 Jun 2025 10-Q 01 Aug 2025
Q1 2025 159M 0 0% 30 Dec 2024 30 Mar 2025 10-Q 09 May 2025
Q4 2024 159M +1M +0.63% 30 Sep 2024 29 Dec 2024 10-K 12 Feb 2025
Q3 2024 159M +1M +0.63% 01 Jul 2024 29 Sep 2024 10-Q 31 Oct 2025
Q2 2024 159M +1M +0.63% 01 Apr 2024 30 Jun 2024 10-Q 01 Aug 2025
Q1 2024 159M +1M +0.63% 01 Jan 2024 31 Mar 2024 10-Q 09 May 2025
Q4 2023 158M +1M +0.64% 02 Oct 2023 31 Dec 2023 10-K 12 Feb 2025
Q3 2023 158M +1M +0.64% 03 Jul 2023 01 Oct 2023 10-Q 06 Nov 2024
Q2 2023 158M +1M +0.64% 03 Apr 2023 02 Jul 2023 10-Q 07 Aug 2024
Q1 2023 158M +1M +0.64% 02 Jan 2023 02 Apr 2023 10-Q 03 May 2024
Q4 2022 157M +7M +4.67% 03 Oct 2022 01 Jan 2023 10-K 12 Feb 2025
Q3 2022 157M +5M +3.29% 04 Jul 2022 02 Oct 2022 10-Q 13 Nov 2023
Q2 2022 157M +11M +7.53% 04 Apr 2022 03 Jul 2022 10-Q 10 Aug 2023
Q1 2022 157M +11M +7.53% 03 Jan 2022 03 Apr 2022 10-Q 05 May 2023
Q4 2021 150M +3M +2.04% 04 Oct 2021 02 Jan 2022 10-K 16 Feb 2024
Q3 2021 152M +6M +4.11% 05 Jul 2021 03 Oct 2021 10-Q 04 Nov 2022
Q2 2021 146M -1M -0.68% 05 Apr 2021 04 Jul 2021 10-Q 11 Aug 2022
Q1 2021 146M -1M -0.68% 04 Jan 2021 04 Apr 2021 10-Q 05 May 2022
Q4 2020 147M 0 0% 28 Sep 2020 03 Jan 2021 10-K 17 Feb 2023
Q3 2020 146M -1M -0.68% 29 Jun 2020 27 Sep 2020 10-Q 05 Nov 2021
Q2 2020 147M 0 0% 30 Mar 2020 28 Jun 2020 10-Q 06 Aug 2021
Q1 2020 147M 0 0% 30 Dec 2019 29 Mar 2020 10-Q 28 Apr 2021
Q4 2019 147M 0 0% 30 Sep 2019 29 Dec 2019 10-K 18 Feb 2022
Q3 2019 147M 0 0% 01 Jul 2019 29 Sep 2019 10-Q 30 Oct 2020
Q2 2019 147M 0 0% 01 Apr 2019 30 Jun 2019 10-Q 07 Aug 2020
Q1 2019 147M 0 0% 31 Dec 2018 31 Mar 2019 10-Q 01 May 2020
Q4 2018 147M +1M +0.69% 01 Oct 2018 30 Dec 2018 10-K 17 Feb 2021
Q3 2018 147M +1M +0.69% 02 Jul 2018 30 Sep 2018 10-Q 25 Oct 2019
Q2 2018 147M +1M +0.69% 02 Apr 2018 01 Jul 2018 10-Q 31 Jul 2019
Q1 2018 147M +1M +0.69% 01 Jan 2018 01 Apr 2018 10-Q 26 Apr 2019
Q4 2017 146M -1M -0.68% 02 Oct 2017 31 Dec 2017 10-K 11 Feb 2020
Q3 2017 146M -1M -0.68% 03 Jul 2017 01 Oct 2017 10-Q 24 Oct 2018
Q2 2017 146M -1M -0.68% 03 Apr 2017 02 Jul 2017 10-Q 31 Jul 2018
Q1 2017 146M -1M -0.68% 02 Jan 2017 02 Apr 2017 10-Q 25 Apr 2018
Q4 2016 147M +2M +1.38% 03 Oct 2016 01 Jan 2017 10-K 12 Feb 2019
Q3 2016 147M +1.65M +1.14% 04 Jul 2016 02 Oct 2016 10-Q 25 Oct 2017
Q2 2016 147M +2.78M +1.93% 04 Apr 2016 03 Jul 2016 10-Q 03 Aug 2017
Q1 2016 147M +3.23M +2.25% 04 Jan 2016 03 Apr 2016 10-Q 05 May 2017
Q4 2015 145M +9.45M +6.97% 28 Sep 2015 03 Jan 2016 10-K 13 Feb 2018
Q3 2015 145M +4.21M +2.98% 29 Jun 2015 27 Sep 2015 10-Q 08 Nov 2016
Q2 2015 144M +13.6M +10.4% 30 Mar 2015 28 Jun 2015 10-Q 02 Aug 2016
Q1 2015 144M +15.6M +12.2% 29 Dec 2014 29 Mar 2015 10-Q 09 May 2016
Q4 2014 136M +10.5M +8.38% 29 Sep 2014 28 Dec 2014 10-K 14 Feb 2017
Q3 2014 141M +15.7M +12.5% 30 Jun 2014 28 Sep 2014 10-Q 02 Nov 2015
Q2 2014 131M +6.22M +5% 31 Mar 2014 29 Jun 2014 10-Q 31 Jul 2015
Q1 2014 128M +4.38M +3.54% 30 Dec 2013 30 Mar 2014 10-Q 01 May 2015
Q4 2013 125M +2.08M +1.69% 30 Sep 2013 29 Dec 2013 10-K 02 Mar 2016
Q3 2013 125M +2.54M +2.06% 01 Jul 2013 29 Sep 2013 10-Q 29 Oct 2014
Q2 2013 124M +1.15M +0.93% 01 Apr 2013 30 Jun 2013 10-Q 01 Aug 2014
Q1 2013 124M +1.13M +0.92% 31 Dec 2012 31 Mar 2013 10-Q 07 May 2014
Q4 2012 123M -400K -0.32% 01 Oct 2012 30 Dec 2012 10-K 18 Feb 2015
Q3 2012 123M +851K +0.7% 02 Jul 2012 30 Sep 2012 10-Q 06 Nov 2013
Q2 2012 123M -242K -0.2% 02 Apr 2012 01 Jul 2012 10-Q 29 Jul 2013
Q1 2012 123M -3.88M -3.06% 02 Jan 2012 01 Apr 2012 10-Q 01 May 2013
Q4 2011 123M -182K -0.15% 03 Oct 2011 01 Jan 2012 10-K 18 Feb 2014
Q3 2011 122M -2.61M -2.09% 04 Jul 2011 02 Oct 2011 10-Q 29 Oct 2012
Q2 2011 123M +361K +0.29% 04 Apr 2011 03 Jul 2011 10-Q 30 Jul 2012
Q1 2011 127M +5.85M +4.85% 03 Jan 2011 03 Apr 2011 10-Q 03 May 2012
Q4 2010 124M 04 Oct 2010 02 Jan 2011 10-K 15 Feb 2013
Q3 2010 125M 05 Jul 2010 03 Oct 2010 10-Q 04 Nov 2011
Q2 2010 123M 05 Apr 2010 04 Jul 2010 10-Q 10 Aug 2011
Q1 2010 121M 04 Jan 2010 04 Apr 2010 10-Q 04 May 2011

ILLUMINA, INC. Annual Weighted Average Number of Shares Outstanding, Basic (shares)

Period Value YoY Chg Change % Start Date End Date Report Filed
2024 159M +1M +0.63% 01 Jan 2024 29 Dec 2024 10-K 12 Feb 2025
2023 158M +1M +0.64% 02 Jan 2023 31 Dec 2023 10-K 12 Feb 2025
2022 157M +7M +4.67% 03 Jan 2022 01 Jan 2023 10-K 12 Feb 2025
2021 150M +3M +2.04% 04 Jan 2021 02 Jan 2022 10-K 16 Feb 2024
2020 147M 0 0% 30 Dec 2019 03 Jan 2021 10-K 17 Feb 2023
2019 147M 0 0% 31 Dec 2018 29 Dec 2019 10-K 18 Feb 2022
2018 147M +1M +0.69% 01 Jan 2018 30 Dec 2018 10-K 17 Feb 2021
2017 146M -1M -0.68% 02 Jan 2017 31 Dec 2017 10-K 11 Feb 2020
2016 147M +2M +1.38% 04 Jan 2016 01 Jan 2017 10-K 12 Feb 2019
2015 145M +9.45M +6.97% 29 Dec 2014 03 Jan 2016 10-K 13 Feb 2018
2014 136M +10.5M +8.38% 30 Dec 2013 28 Dec 2014 10-K 14 Feb 2017
2013 125M +2.08M +1.69% 31 Dec 2012 29 Dec 2013 10-K 02 Mar 2016
2012 123M -400K -0.32% 02 Jan 2012 30 Dec 2012 10-K 18 Feb 2015
2011 123M -182K -0.15% 03 Jan 2011 01 Jan 2012 10-K 18 Feb 2014
2010 124M +427K +0.35% 04 Jan 2010 02 Jan 2011 10-K 15 Feb 2013
2009 123M 29 Dec 2008 03 Jan 2010 10-K 24 Feb 2012
* An asterisk sign (*) next to the value indicates that the value is likely invalid.