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Western Digital Corp

WDC
Exchange
Nasdaq
Industry
Computer Storage Devices
SEC CIK
0000106040

In the last 90 days, Western Digital Corp insiders filed 0 open-market purchases and 9 sales; 1,852 institutions reported holding it in 13F filings for Q2 2026, worth $206.3B in total; Maverick Capital is the only superinvestor holding it.

13F holders, Q1 2021

Institutional positions in Western Digital Corp as of Mar 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
672
No complete 13F data for Q4 2020
Shares held
243.7M
No complete 13F data for Q4 2020
Total value
$16.3B
No complete 13F data for Q4 2020

Holders and value by quarter

Institutions reporting WDC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2021: 672 institutions
Q1 2021: 672 institutionsQ2 2021: 686 institutionsQ3 2021: 634 institutionsQ4 2021: 696 institutionsQ1 2022: 649 institutionsQ2 2022: 632 institutionsQ3 2022: 579 institutionsQ4 2022: 529 institutionsQ1 2023: 540 institutionsQ2 2023: 538 institutionsQ3 2023: 543 institutionsQ4 2023: 610 institutionsQ1 2024: 683 institutionsQ2 2024: 759 institutionsQ3 2024: 698 institutionsQ4 2024: 711 institutionsQ1 2025: 662 institutionsQ2 2025: 750 institutionsQ3 2025: 961 institutionsQ4 2025: 1,175 institutionsQ1 2026: 1,422 institutionsQ2 2026: 1,852 institutions
Value heldQ1 2021: $16.3B
Q1 2021: $16.3BQ2 2021: $17.6BQ3 2021: $14.1BQ4 2021: $16.5BQ1 2022: $12.5BQ2 2022: $12.0BQ3 2022: $8.97BQ4 2022: $8.72BQ1 2023: $10.2BQ2 2023: $10.2BQ3 2023: $12.7BQ4 2023: $15.8BQ1 2024: $20.7BQ2 2024: $25.4BQ3 2024: $22.1BQ4 2024: $20.1BQ1 2025: $14.4BQ2 2025: $23.4BQ3 2025: $41.5BQ4 2025: $58.9BQ1 2026: $90.0BQ2 2026: $206.3B
Institutions holding WDC and their total value by quarter
QuarterHoldersValue
Q2 20261,852$206.3B
Q1 20261,422$90.0B
Q4 20251,175$58.9B
Q3 2025961$41.5B
Q2 2025750$23.4B
Q1 2025662$14.4B
Q4 2024711$20.1B
Q3 2024698$22.1B
Q2 2024759$25.4B
Q1 2024683$20.7B
Q4 2023610$15.8B
Q3 2023543$12.7B
Q2 2023538$10.2B
Q1 2023540$10.2B
Q4 2022529$8.72B
Q3 2022579$8.97B
Q2 2022632$12.0B
Q1 2022649$12.5B
Q4 2021696$16.5B
Q3 2021634$14.1B
Q2 2021686$17.6B
Q1 2021672$16.3B

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Western Digital Corp.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding WDC in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc32,766,367$2.19B0.06%––
BlackRock Inc.23,095,896$1.54B0.05%––
State Street Corp11,793,527$787.2M0.05%––
Ameriprise Financial Inc9,966,930$665.3M0.22%––
Franklin Resources Inc9,563,956$638.4M0.26%––
Clearbridge Investments, LLC8,361,980$558.2M0.42%––
FIL Ltd6,289,913$419.9M0.48%––
Parnassus Investments5,819,844$388.5M0.94%––
Alliancebernstein L.P.5,624,452$375.4M0.17%––
Geode Capital Management, LLC5,468,562$364.1M0.06%––
Point72 Asset Management, L.P.5,407,700$361.0M1.84%––
DnB Asset Management AS4,726,566$315.5M2.30%––
Lyrical Asset Management LP4,576,911$305.5M3.59%––
UBS Asset Management Americas Inc3,586,636$239.4M0.11%––
Boston Partners3,442,738$229.8M0.31%––
Northern Trust Corp3,266,170$218.0M0.04%––
Dimensional Fund Advisors LP3,266,382$218.0M0.07%––
Arrowstreet Capital, Limited Partnership3,247,950$216.8M0.29%––
Norges Bank3,189,132$212.9M0.05%––
Bank of New York Mellon Corp3,112,102$207.7M0.04%––
FMR LLC3,032,282$202.4M0.02%––
Menora Mivtachim Holdings Ltd.2,767,000$184.7M3.03%––
Invesco Ltd.2,434,013$162.5M0.04%––
Millennium Management LLC2,397,067$160.0M0.22%––
Legal & General Group Plc2,318,489$154.8M0.06%––
Charles Schwab Investment Management Inc2,244,786$149.8M0.05%––
Bank of America Corp2,182,605$145.7M0.02%––
Thunderbird Partners LLP2,086,943$139.3M11.74%––
Allianz Asset Management GmbH1,674,439$111.8M0.11%––
Primecap Management Co1,587,487$106.0M0.07%––
Wells Fargo & Company1,495,073$99.8M0.02%––
Parametric Portfolio Associates LLC1,487,851$99.3M0.06%––
Jacobs Levy Equity Management, Inc1,448,720$96.7M0.75%––
Employees Provident Fund Board1,348,910$90.0M1.54%––
Goldman Sachs Group Inc1,342,243$89.6M0.03%––
Morgan Stanley1,331,010$88.8M0.01%––
Citadel Advisors LLC1,218,162$81.3M0.09%––
Artemis Investment Management LLP1,193,203$79.6M0.75%––
Swiss National Bank1,170,075$78.1M0.05%––
Maple Rock Capital Partners Inc.1,080,000$72.1M10.46%––
Sumitomo Mitsui Trust Holdings, Inc.1,047,524$69.9M0.04%––
Nuveen Asset Management, LLC994,345$66.4M0.02%––
Newport Trust Co939,081$62.7M0.16%––
CDAM (UK) Ltd908,235$60.6M8.02%––
black-and-white Capital LP899,500$60.0M7.43%––
Balyasny Asset Management LLC889,465$59.4M0.36%––
STRS Ohio843,555$56.3M0.21%––
Victory Capital Management Inc785,621$52.4M0.05%––
Royal Bank of Canada727,249$48.5M0.02%––
Deutsche Bank AG726,296$48.5M0.03%––
US Bancorp719,230$48.0M0.10%––
California Public Employees Retirement System703,201$46.9M0.04%––
Neuberger Berman Group LLC699,503$46.6M0.04%––
Shelter Haven Capital Management, L.P.697,602$46.6M14.98%––
Seizert Capital Partners, LLC697,221$46.5M2.43%––
Citigroup Inc637,800$42.6M0.04%––
Credit Suisse AG616,580$41.2M0.03%––
Amundi Asset Management US, Inc.602,930$40.2M0.03%––
Barclays PLC597,406$39.9M0.04%––
Marshall Wace North America L.P.573,509$38.3M0.16%––
California State Teachers Retirement System561,107$37.5M0.05%––
APG Asset Management N.V.638,868$36.3M0.06%––
Raymond James & Associates511,681$34.2M0.03%––
Verition Fund Management LLC509,722$34.0M0.62%––
Rhumbline Advisers506,986$33.8M0.05%––
National Pension Service503,276$33.6M0.07%––
Price T Rowe Associates Inc494,429$33.0M0.00%––
IPG Investment Advisors LLC479,235$32.0M6.25%––
Schonfeld Strategic Advisors LLC465,400$31.1M0.41%––
Phoenix Holdings Ltd.440,687$29.4M0.66%––
Deroy & Devereaux Private Investment Counsel Inc429,907$28.7M2.27%––
New York State Common Retirement Fund427,189$28.5M0.03%––
Natixis418,604$27.9M0.09%––
State Board of Administration of Florida Retirement System418,030$27.9M0.06%––
Russell Investments Group, Ltd.414,685$27.7M0.05%––
Janus Henderson Group PLC414,443$27.7M0.01%––
JPMorgan Chase & Co408,580$27.3M0.00%––
Ensign Peak Advisors, Inc393,318$26.3M0.06%––
Walleye Trading LLC392,301$26.2M0.90%––
PEAK6 Investments LLC386,503$25.8M0.67%––
First Trust Advisors LP382,360$25.5M0.03%––
Factory Mutual Insurance Co380,289$25.4M0.32%––
Principal Financial Group Inc370,888$24.8M0.02%––
York Capital Management Global Advisors, LLC355,074$23.7M3.42%––
New York State Teachers Retirement System355,027$23.7M0.05%––
UBS Group AG348,368$23.3M0.01%––
Nexus Investment Management ULC347,213$23.2M2.64%––
Cavalry Management Group, LLC333,562$22.3M2.13%––
ExodusPoint Capital Management, LP331,085$22.1M0.44%––
Granahan Investment Management Inc328,327$21.9M0.46%––
Grantham, Mayo, Van Otterloo & Co. LLC323,242$21.6M0.12%––
Stifel Financial Corp308,115$20.6M0.03%––
Alyeska Investment Group, L.P.306,937$20.5M0.27%––
Manufacturers Life Insurance Company, The302,524$20.2M0.02%––
Deprince Race & Zollo Inc301,820$20.1M0.54%––
Swedbank AB292,945$19.6M0.04%––
Susquehanna International Group, LLP289,207$19.3M0.02%––
South Dakota Investment Council288,300$19.2M0.32%––
HSBC Holdings PLC290,269$19.2M0.03%––
Prudential Financial Inc286,141$19.1M0.03%––