Weighted Average Number of Shares Outstanding, Basic of WESTERN DIGITAL CORP from 01 Jan 2010 to 02 Jan 2026

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
WESTERN DIGITAL CORP quarterly and annual Weighted Average Number of Shares Outstanding, Basic in shares history and change rate from 01 Jan 2010 to 02 Jan 2026.
  • WESTERN DIGITAL CORP Weighted Average Number of Shares Outstanding, Basic for the quarter ending 02 Jan 2026 was 341,000,000, a 1.4% decline year-over-year.
  • WESTERN DIGITAL CORP annual Weighted Average Number of Shares Outstanding, Basic for 2024 was 347,000,000, a 6.4% increase from 2023.
  • WESTERN DIGITAL CORP annual Weighted Average Number of Shares Outstanding, Basic for 2023 was 326,000,000, a 4.5% increase from 2022.
  • WESTERN DIGITAL CORP annual Weighted Average Number of Shares Outstanding, Basic for 2022 was 312,000,000, a 2.3% increase from 2021.
Source SEC data
View on sec.gov
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 (%)

WESTERN DIGITAL CORP Quarterly Weighted Average Number of Shares Outstanding, Basic (shares)

Period TTM Value Value YoY Chg Change % Start Date End Date Report Filed Fiscal Year Fiscal Period
Q4 2025 341,000,000 -5,000,000 -1.4% 04 Oct 2025 02 Jan 2026 10-Q 30 Jan 2026 2026 Q2
Q3 2025 345,000,000 +1,000,000 +0.29% 28 Jun 2025 03 Oct 2025 10-Q 31 Oct 2025 2026 Q1
Q2 2025 347,000,000 +21,000,000 +6.4% 29 Mar 2025 27 Jun 2025 10-K 14 Aug 2025 2025 FY
Q1 2025 348,000,000 +22,000,000 +6.7% 28 Dec 2024 28 Mar 2025 10-Q 02 May 2025 2025 Q3
Q4 2024 346,000,000 +21,000,000 +6.5% 28 Sep 2024 27 Dec 2024 10-Q 30 Jan 2026 2026 Q2
Q3 2024 344,000,000 +21,000,000 +6.5% 29 Jun 2024 27 Sep 2024 10-Q 31 Oct 2025 2026 Q1
Q2 2024 326,000,000 30 Mar 2024 28 Jun 2024 10-K 14 Aug 2025 2025 FY
Q1 2024 326,000,000 +7,000,000 +2.2% 30 Dec 2023 29 Mar 2024 10-Q 02 May 2025 2025 Q3
Q4 2023 325,000,000 +7,000,000 +2.2% 30 Sep 2023 29 Dec 2023 10-Q 31 Jan 2025 2025 Q2
Q3 2023 323,000,000 +7,000,000 +2.2% 01 Jul 2023 29 Sep 2023 10-Q 31 Oct 2024 2025 Q1
Q1 2023 319,000,000 +6,000,000 +1.9% 31 Dec 2022 31 Mar 2023 10-Q 30 Apr 2024 2024 Q3
Q4 2022 318,000,000 +6,000,000 +1.9% 01 Oct 2022 30 Dec 2022 10-Q 12 Feb 2024 2024 Q2
Q3 2022 316,000,000 +6,000,000 +1.9% 02 Jul 2022 30 Sep 2022 10-Q 07 Nov 2023 2024 Q1
Q2 2022 312,000,000 +7,000,000 +2.3% 02 Apr 2022 01 Jul 2022 10-K 20 Aug 2024 2024 FY
Q1 2022 313,000,000 +7,000,000 +2.3% 01 Jan 2022 01 Apr 2022 10-Q 10 May 2023 2023 Q3
Q4 2021 312,000,000 +7,000,000 +2.3% 02 Oct 2021 31 Dec 2021 10-Q 03 Feb 2023 2023 Q2
Q3 2021 310,000,000 +7,000,000 +2.3% 03 Jul 2021 01 Oct 2021 10-Q 02 Nov 2022 2023 Q1
Q2 2021 305,000,000 +7,000,000 +2.3% 03 Apr 2021 02 Jul 2021 10-K 22 Aug 2023 2023 FY
Q1 2021 306,000,000 +7,000,000 +2.3% 02 Jan 2021 02 Apr 2021 10-Q 04 May 2022 2022 Q3
Q4 2020 305,000,000 +7,000,000 +2.3% 03 Oct 2020 01 Jan 2021 10-Q 03 Feb 2022 2022 Q2
Q3 2020 303,000,000 +7,000,000 +2.4% 04 Jul 2020 02 Oct 2020 10-Q 04 Nov 2021 2022 Q1
Q2 2020 298,000,000 +6,000,000 +2.1% 04 Apr 2020 03 Jul 2020 10-K 25 Aug 2022 2022 FY
Q1 2020 299,000,000 +7,000,000 +2.4% 04 Jan 2020 03 Apr 2020 10-Q 06 May 2021 2021 Q3
Q4 2019 298,000,000 +8,000,000 +2.8% 05 Oct 2019 03 Jan 2020 10-Q 09 Feb 2021 2021 Q2
Q3 2019 296,000,000 +4,000,000 +1.4% 29 Jun 2019 04 Oct 2019 10-Q 12 Nov 2019 2020 Q1
Q2 2019 292,000,000 -5,000,000 -1.7% 30 Mar 2019 28 Jun 2019 10-K 27 Aug 2021 2021 FY
Q1 2019 292,000,000 -6,000,000 -2% 29 Dec 2018 29 Mar 2019 10-Q 08 May 2020 2020 Q3
Q4 2018 290,000,000 -6,000,000 -2% 29 Sep 2018 28 Dec 2018 10-Q 11 Feb 2020 2020 Q2
Q3 2018 292,000,000 -3,000,000 -1% 30 Jun 2018 28 Sep 2018 10-Q 12 Nov 2019 2020 Q1
Q2 2018 297,000,000 31 Mar 2018 29 Jun 2018 10-K 28 Aug 2020 2020 FY
Q1 2018 298,000,000 +9,000,000 +3.1% 30 Dec 2017 30 Mar 2018 10-Q 07 May 2019 2019 Q3
Q4 2017 296,000,000 +10,000,000 +3.5% 30 Sep 2017 29 Dec 2017 10-Q 05 Feb 2019 2019 Q2
Q3 2017 295,000,000 +10,000,000 +3.5% 01 Jul 2017 29 Sep 2017 10-Q 06 Nov 2018 2019 Q1
Q1 2017 289,000,000 +56,000,000 +24% 31 Dec 2016 31 Mar 2017 10-Q 08 May 2018 2018 Q3
Q4 2016 286,000,000 +54,000,000 +23% 01 Oct 2016 30 Dec 2016 10-Q 06 Feb 2018 2018 Q2
Q3 2016 285,000,000 +54,000,000 +23% 02 Jul 2016 30 Sep 2016 10-Q 07 Nov 2017 2018 Q1
Q2 2016 239,000,000 +7,000,000 +3% 02 Apr 2016 01 Jul 2016 10-K 24 Aug 2018 2018 FY
Q1 2016 233,000,000 +2,000,000 +0.87% 02 Jan 2016 01 Apr 2016 10-Q 08 May 2017 2017 Q3
Q4 2015 232,000,000 -1,000,000 -0.43% 03 Oct 2015 01 Jan 2016 10-Q 07 Feb 2017 2017 Q2
Q3 2015 231,000,000 -3,000,000 -1.3% 04 Jul 2015 02 Oct 2015 10-Q 08 Nov 2016 2017 Q1
Q2 2015 232,000,000 -3,000,000 -1.3% 04 Apr 2015 03 Jul 2015 10-K 29 Aug 2017 2017 FY
Q1 2015 231,000,000 -4,000,000 -1.7% 03 Jan 2015 03 Apr 2015 10-Q 09 May 2016 2016 Q3
Q4 2014 233,000,000 -3,000,000 -1.3% 04 Oct 2014 02 Jan 2015 10-Q 10 Feb 2016 2016 Q2
Q3 2014 234,000,000 -2,000,000 -0.85% 28 Jun 2014 03 Oct 2014 10-Q 10 Nov 2015 2016 Q1
Q2 2014 235,000,000 -6,000,000 -2.5% 29 Mar 2014 27 Jun 2014 8-K 22 Dec 2016 2016 FY
Q1 2014 235,000,000 -4,000,000 -1.7% 28 Dec 2013 28 Mar 2014 10-Q 12 May 2015 2015 Q3
Q4 2013 236,000,000 -6,000,000 -2.5% 28 Sep 2013 27 Dec 2013 10-Q 10 Feb 2015 2015 Q2
Q3 2013 236,000,000 -10,000,000 -4.1% 29 Jun 2013 27 Sep 2013 10-Q 04 Nov 2014 2015 Q1
Q2 2013 241,000,000 30 Mar 2013 28 Jun 2013 10-K 21 Aug 2015 2015 FY
Q1 2013 239,000,000 -2,000,000 -0.83% 29 Dec 2012 29 Mar 2013 10-Q 05 May 2014 2014 Q3
Q4 2012 242,000,000 +8,000,000 +3.4% 29 Sep 2012 28 Dec 2012 10-Q 31 Jan 2014 2014 Q2
Q3 2012 246,000,000 +13,000,000 +5.6% 30 Jun 2012 28 Sep 2012 10-Q 02 Nov 2012 2013 Q1
Q1 2012 241,000,000 +9,000,000 +3.9% 31 Dec 2011 30 Mar 2012 10-Q 03 May 2013 2013 Q3
Q4 2011 234,000,000 +4,000,000 +1.7% 01 Oct 2011 30 Dec 2011 10-Q 01 Feb 2013 2013 Q2
Q3 2011 233,000,000 +3,000,000 +1.3% 01 Jul 2011 30 Sep 2011 10-Q 02 Nov 2012 2013 Q1
Q2 2011 231,000,000 02 Apr 2011 01 Jul 2011 10-K 19 Aug 2013 2013 FY
Q1 2011 232,000,000 +3,000,000 +1.3% 01 Jan 2011 01 Apr 2011 10-Q 09 May 2012 2012 Q3
Q4 2010 230,000,000 +3,000,000 +1.3% 02 Oct 2010 31 Dec 2010 10-Q 27 Jan 2012 2012 Q2
Q3 2010 230,000,000 03 Jul 2010 01 Oct 2010 10-Q 28 Oct 2011 2012 Q1
Q1 2010 229,000,000 02 Jan 2010 02 Apr 2010 10-Q 02 May 2011 2011 Q3
Q4 2009 227,000,000 03 Oct 2009 01 Jan 2010 10-Q 28 Jan 2011 2011 Q2

WESTERN DIGITAL CORP Annual Weighted Average Number of Shares Outstanding, Basic (shares)

Period Value YoY Chg Change % Start Date End Date Report Filed Fiscal Year Fiscal Period
2024 347,000,000 +21,000,000 +6.4% 29 Jun 2024 27 Jun 2025 10-K 14 Aug 2025 2025 FY
2023 326,000,000 +14,000,000 +4.5% 01 Jul 2023 28 Jun 2024 10-K 14 Aug 2025 2025 FY
2022 312,000,000 +7,000,000 +2.3% 03 Jul 2021 01 Jul 2022 10-K 20 Aug 2024 2024 FY
2021 305,000,000 +7,000,000 +2.3% 04 Jul 2020 02 Jul 2021 10-K 22 Aug 2023 2023 FY
2020 298,000,000 29 Jun 2019 03 Jul 2020 10-K 25 Aug 2022 2022 FY
2018 292,000,000 -5,000,000 -1.7% 30 Jun 2018 28 Jun 2019 10-K 27 Aug 2021 2021 FY
2017 297,000,000 +58,000,000 +24% 01 Jul 2017 29 Jun 2018 10-K 28 Aug 2020 2020 FY
2016 239,000,000 +7,000,000 +3% 04 Jul 2015 01 Jul 2016 10-K 24 Aug 2018 2018 FY
2015 232,000,000 28 Jun 2014 03 Jul 2015 10-K 29 Aug 2017 2017 FY
2013 235,000,000 -6,000,000 -2.5% 29 Jun 2013 27 Jun 2014 8-K 22 Dec 2016 2016 FY
2012 241,000,000 +10,000,000 +4.3% 30 Jun 2012 28 Jun 2013 10-K 21 Aug 2015 2015 FY
2011 231,000,000 +3,000,000 +1.3% 03 Jul 2010 01 Jul 2011 10-K 19 Aug 2013 2013 FY
2010 228,000,000 04 Jul 2009 02 Jul 2010 10-K 20 Aug 2012 2012 FY
* An asterisk sign (*) next to the value indicates that the value is likely invalid.