Western Digital Corp

MASSACHUSETTS FINANCIAL SERVICES CO /MA/ WDC

Report date

12/31/2025

Quarter

2025 Q4

Filed

1/22/2026

Shares

13,942

Value ($000)

2,402

Weight

0.0%

2013 Q4 - 2025 Q4 (19 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q4	1/22/2026	2,402	0.0%	13,942	12/31/2025
2023 Q2	8/9/2023	742	0.0%	19,564	6/30/2023
2023 Q1	5/10/2023	701	0.0%	18,616	3/31/2023
2022 Q4	2/13/2023	599	0.0%	18,976	12/31/2022
2022 Q3	11/9/2022	572	0.0%	17,564	9/30/2022
2022 Q2	8/9/2022	779	0.0%	17,383	6/30/2022
2022 Q1	5/11/2022	747	0.0%	15,043	3/31/2022
2021 Q4	2/10/2022	934	0.0%	14,323	12/31/2021
2021 Q3	11/10/2021	1,404	0.0%	24,881	9/30/2021
2021 Q2	8/13/2021	1,988	0.0%	27,940	6/30/2021
2021 Q1	5/13/2021	2,050	0.0%	30,718	3/31/2021
2020 Q4	5/12/2021	1,480	0.0%	26,728	12/31/2020
2020 Q3	11/12/2020	1,030	0.0%	28,189	9/30/2020
2020 Q2	11/20/2020	1,336	0.0%	30,252	6/30/2020
2020 Q1	11/20/2020	1,162	0.0%	27,924	3/31/2020
2019 Q4	11/25/2020	7,736	0.0%	121,888	12/31/2019
2019 Q3	11/20/2020	9,924	0.0%	166,401	9/30/2019
2014 Q1	5/13/2014	100,251	0.1%	1,091,820	3/31/2014
2013 Q4	2/12/2014	96,099	0.1%	1,145,397	12/31/2013