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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
Portolan Capital Management, LLC105,522$7.04M0.55%––
Royal London Asset Management Ltd107,435$7.17M0.03%––
Tairen Capital Ltd109,118$7.28M0.83%––
Envestnet Asset Management Inc109,325$7.30M0.00%––
Smith, Graham & Co., Investment Advisors, LP110,382$7.37M0.60%––
J. Goldman & Co LP111,449$7.44M0.45%––
McGuire Investment Group, LLC111,727$7.46M1.57%––
Aviva PLC112,498$7.51M0.04%––
Retirement Systems of Alabama114,169$7.62M0.03%––
Healthcare of Ontario Pension Plan Trust Fund114,900$7.67M0.02%––
AQR Capital Management LLC116,750$7.69M0.01%––
Treasurer of the State of North Carolina116,285$7.76M0.05%––
Voya Investment Management LLC121,229$8.09M0.02%––
Permit Capital, LLC122,600$8.18M2.79%––
Artisan Partners Limited Partnership123,363$8.23M0.01%––
State of Alaska, Department of Revenue123,508$8.24M0.09%––
Zweig-DiMenna Associates LLC124,500$8.31M0.59%––
swisspartners Ltd.124,838$8.35M6.78%––
Clearline Capital LP125,868$8.40M1.46%––
Storebrand Asset Management AS127,629$8.52M0.05%––
American International Group, Inc.128,047$8.55M0.04%––
Pictet Asset Management Ltd129,254$8.63M0.01%––
Impala Asset Management LLC135,728$9.06M0.65%––
Nordea Investment Management AB142,441$9.39M0.01%––
Robotti Robert141,590$9.45M2.38%––
Macquarie Group Ltd143,868$9.60M0.01%––
Skandinaviska Enskilda Banken AB (publ)144,120$9.62M0.06%––
Caisse de Depot Et Placement du Quebec144,857$9.67M0.02%––
Hosking Partners LLP148,425$9.91M0.23%––
Asset Management One Co.,Ltd.149,495$9.98M0.04%––
Jane Street Group, LLC149,914$10.0M0.03%––
Robeco Institutional Asset Management B.V.150,179$10.0M0.02%––
Braun Stacey Associates Inc150,913$10.1M0.42%––
Standard Life Aberdeen plc151,678$10.1M0.02%––
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main153,658$10.3M0.02%––
Bank of Nova Scotia158,701$10.6M0.02%––
AMP Capital Investors Ltd161,517$10.7M0.05%––
Public Employees Retirement System of Ohio161,804$10.8M0.04%––
Paloma Partners Management Co166,187$11.1M0.33%––
Guggenheim Capital LLC166,388$11.1M0.07%––
Sprott Inc.170,000$11.3M0.79%––
Loews Corp175,000$11.7M0.10%––
Wolverine Trading, LLC179,018$11.7M0.23%––
DekaBank Deutsche Girozentrale183,024$12.0M0.04%––
State of New Jersey Common Pension Fund D180,209$12.0M0.04%––
AustralianSuper Pty Ltd181,922$12.1M0.10%––
Toronto Dominion Bank181,975$12.1M0.02%––
Schroder Investment Management Group182,373$12.2M0.02%––
Great West Life Assurance Co194,299$12.9M0.03%––
LPL Financial LLC193,933$12.9M0.01%––
Twin Tree Management, LP197,367$13.2M0.50%––
Elemental Capital Partners LLC196,260$13.2M11.08%––
Bank of Montreal181,185$13.2M0.01%––
BNP Paribas Arbitrage, SA199,170$13.3M0.03%––
Zimmer Partners, LP200,000$13.3M0.18%––
Mitsubishi UFJ Trust & Banking Corp205,734$13.4M0.03%––
HighTower Advisors, LLC202,424$13.5M0.04%––
Redwood Grove Capital, LLC202,188$13.5M8.31%––
State of Wisconsin Investment Board204,129$13.6M0.03%––
Chevy Chase Trust Holdings, Inc.205,436$13.7M0.05%––
Woodline Partners LP212,884$14.2M0.32%––
Maplelane Capital, LLC215,000$14.4M1.04%––
TD Asset Management Inc215,233$14.4M0.02%––
Guyasuta Investment Advisors Inc220,228$14.7M1.15%––
Voloridge Investment Management, LLC222,646$14.9M0.11%––
Marshall Wace, LLP222,912$14.9M0.08%––
Oregon Public Employees Retirement Fund223,394$14.9M0.18%––
Teachers Retirement System of the State of Kentucky245,270$16.4M0.16%––
Agf Investments Inc.258,367$17.2M0.14%––
D. E. Shaw & Co., Inc.269,268$18.0M0.02%––
S&T Bank239,615$18.0M2.96%––
Adage Capital Partners GP, L.L.C.274,137$18.3M0.04%––
Prudential Financial Inc286,141$19.1M0.03%––
HSBC Holdings PLC290,269$19.2M0.03%––
South Dakota Investment Council288,300$19.2M0.32%––
Susquehanna International Group, LLP289,207$19.3M0.02%––
Swedbank AB292,945$19.6M0.04%––
Deprince Race & Zollo Inc301,820$20.1M0.54%––
Manufacturers Life Insurance Company, The302,524$20.2M0.02%––
Alyeska Investment Group, L.P.306,937$20.5M0.27%––
Stifel Financial Corp308,115$20.6M0.03%––
Grantham, Mayo, Van Otterloo & Co. LLC323,242$21.6M0.12%––
Granahan Investment Management Inc328,327$21.9M0.46%––
ExodusPoint Capital Management, LP331,085$22.1M0.44%––
Cavalry Management Group, LLC333,562$22.3M2.13%––
Nexus Investment Management ULC347,213$23.2M2.64%––
UBS Group AG348,368$23.3M0.01%––
New York State Teachers Retirement System355,027$23.7M0.05%––
York Capital Management Global Advisors, LLC355,074$23.7M3.42%––
Principal Financial Group Inc370,888$24.8M0.02%––
Factory Mutual Insurance Co380,289$25.4M0.32%––
First Trust Advisors LP382,360$25.5M0.03%––
PEAK6 Investments LLC386,503$25.8M0.67%––
Walleye Trading LLC392,301$26.2M0.90%––
Ensign Peak Advisors, Inc393,318$26.3M0.06%––
JPMorgan Chase & Co408,580$27.3M0.00%––
Janus Henderson Group PLC414,443$27.7M0.01%––
Russell Investments Group, Ltd.414,685$27.7M0.05%––
State Board of Administration of Florida Retirement System418,030$27.9M0.06%––
Natixis418,604$27.9M0.09%––