Western Digital Corporation

Historical 13F Holders

Symbol: WDC
CUSIP: 958102105
All holders as of: Q2 2026
Type: Equity
Class: COM

Reported Value, Excluding Options

Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Every filing for 958102105 since 12/18/2024, newest first.

Filer	% of Class	Shares	Form	Filed
FMR LLC 13G/A Amendment 6	7.2%	26,361,315.39	13G/A Amendment 6	8/6/2026 Event 6/30/2026
FMR LLC	7.2%	26,361,315.39
Abigail P. Johnson	7.2%	26,361,315.39
Vanguard Portfolio Management LLC 13G/A Amendment 1	3.6%	13,196,274	13G/A Amendment 1	7/31/2026 Event 6/30/2026
Vanguard Capital Management LLC 13G	7.5%	25,402,917	13G	4/30/2026 Event 3/31/2026
Vanguard Portfolio Management LLC 13G	5.1%	17,217,120	13G	4/29/2026 Event 3/31/2026
Vanguard Group Inc 13G/A Amendment 14	0%	0	13G/A Amendment 14	3/27/2026 Event 3/13/2026
Managed Account Advisors LLC 13G/A Amendment 2	2.6%	9,026,563	13G/A Amendment 2	2/10/2026 Event 12/31/2025
FMR LLC 13G/A Amendment 5	10.1%	34,466,664.32	13G/A Amendment 5	1/8/2026 Event 12/31/2025
FMR LLC	10.1%	34,466,664.32
Abigail P. Johnson	10.1%	34,466,664.32
Managed Account Advisors LLC 13G/A Amendment 1	5.3%	18,350,274	13G/A Amendment 1	11/13/2025 Event 9/30/2025
FMR LLC 13G/A Amendment 4	7.0%	24,405,723.61	13G/A Amendment 4	11/5/2025 Event 9/30/2025
FMR LLC	7.0%	24,405,723.61
Abigail P. Johnson	7.0%	24,405,723.61
Managed Account Advisors LLC 13G	6.4%	22,178,966	13G	8/14/2025 Event 6/30/2025
FMR LLC 13G/A Amendment 3	9.5%	33,239,190.6	13G/A Amendment 3	8/6/2025 Event 6/30/2025
FMR LLC	9.5%	33,239,190.6
Abigail P. Johnson	9.5%	33,239,190.6
FMR LLC 13G/A Amendment 2	8.1%	28,141,054.49	13G/A Amendment 2	5/12/2025 Event 3/31/2025
FMR LLC	8.1%	28,141,054.49
Abigail P. Johnson	8.1%	28,141,054.49
JPMorgan Chase & Co 13G/A Amendment 2	5.3%	18,496,725	13G/A Amendment 2	4/22/2025 Event 3/31/2025
FMR LLC 13G/A Amendment 1	6.9%	24,032,328.68	13G/A Amendment 1	2/12/2025 Event 12/31/2024
FMR LLC	6.9%	24,032,328.68
Abigail P. Johnson	6.9%	24,032,328.68
JPMorgan Chase & Co 13G/A Amendment 1	6.7%	23,311,159	13G/A Amendment 1	2/12/2025 Event 12/31/2024

13F Holders by Quarter

Period	Filings	Shares, Excl. Options	Value, Excl. Options	Options Value
2026 Q3	143	1.34 M	$570 M	$3.91 M
2026 Q2	1,973	662 M	$209 B	$29.1 B
2026 Q1	1,523	335 M	$90.0 B	$9.45 B
2025 Q4	1,275	343 M	$59.1 B	$7.55 B
2025 Q3	1,061	359 M	$43.1 B	$5.20 B
2025 Q2	843	371 M	$23.7 B	$1.84 B
2025 Q1	755	357 M	$14.4 B	$1.17 B
2024 Q4	820	337 M	$20.1 B	$1.99 B
2024 Q3	799	342 M	$23.3 B	$2.41 B
2024 Q2	866	348 M	$26.4 B	$2.47 B
2024 Q1	787	316 M	$21.5 B	$1.94 B
2023 Q4	698	309 M	$16.2 B	$1.29 B
2023 Q3	617	279 M	$12.7 B	$794 M
2023 Q2	607	271 M	$10.7 B	$618 M
2023 Q1	606	274 M	$10.3 B	$765 M
2022 Q4	600	288 M	$9.11 B	$655 M
2022 Q3	652	284 M	$9.25 B	$581 M
2022 Q2	703	273 M	$12.2 B	$1.28 B
2022 Q1	718	253 M	$12.6 B	$1.16 B
2021 Q4	776	254 M	$16.6 B	$1.86 B
2021 Q3	713	249 M	$14.1 B	$1.64 B
2021 Q2	764	248 M	$17.6 B	$1.92 B
2021 Q1	736	244 M	$16.3 B	$1.60 B
2020 Q4	708	244 M	$13.5 B	$2.13 B
2020 Q3	636	237 M	$8.65 B	$1.16 B
2020 Q2	679	238 M	$10.5 B	$842 M
2020 Q1	701	243 M	$10.1 B	$702 M
2019 Q4	767	255 M	$16.2 B	$1.68 B
2019 Q3	731	255 M	$15.2 B	$1.82 B
2019 Q2	738	263 M	$12.5 B	$2.24 B
2019 Q1	761	260 M	$12.5 B	$1.11 B
2018 Q4	708	255 M	$9.43 B	$696 M
2018 Q3	778	253 M	$14.8 B	$1.05 B
2018 Q2	866	249 M	$19.3 B	$1.16 B
2018 Q1	877	256 M	$23.6 B	$1.34 B
2017 Q4	869	254 M	$20.1 B	$1.35 B
2017 Q3	845	251 M	$21.7 B	$1.37 B
2017 Q2	852	245 M	$21.7 B	$1.36 B
2017 Q1	819	244 M	$20.2 B	$1.42 B
2016 Q4	797	247 M	$16.8 B	$1.19 B
2016 Q3	731	253 M	$14.8 B	$1.11 B
2016 Q2	727	251 M	$11.8 B	$1.19 B
2016 Q1	647	233 M	$10.9 B	$773 M
2015 Q4	640	219 M	$13.2 B	$442 M
2015 Q3	603	208 M	$16.5 B	$564 M
2015 Q2	633	207 M	$16.2 B	$420 M
2015 Q1	663	205 M	$18.6 B	$561 M
2014 Q4	659	208 M	$23.1 B	$360 M
2014 Q3	628	200 M	$19.4 B	$315 M
2014 Q2	606	206 M	$19.0 B	$402 M
2014 Q1	590	200 M	$18.4 B	$477 M