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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, Q4 2025

Institutional positions in Western Digital Corp as of Dec 31, 2025. 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
1,175
+238 vs. Q3 2025
Shares held
341.9M
−3.07M (−0.9%) vs. Q3 2025
Total value
$58.9B
+$17.5B (+42.3%) vs. Q3 2025
New holders
309
407 more added
Sold out
71
360 more reduced

24 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2025: new holders, sold out and not filed yet

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 holdersQ4 2025: 1,175 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 heldQ4 2025: $58.9B
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, Q4 2025

Shares, value and share of portfolio for each institution holding Western Digital Corp; share changes are against Q3 2025.

Institutions holding WDC in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Norden Group LLC47,255$8.14M0.80%+47,255New
New York Life Investment Management LLC46,784$8.06M0.07%−226−0.5%Reduced
Gateway Investment Advisers LLC46,776$8.06M0.07%+70+0.1%Added
Erste Asset Management GmbH42,747$7.97M0.07%+41,882+4,841.8%Added
Colony Group, LLC46,109$7.94M0.01%+22,246+93.2%Added
Gunderson Capital Management Inc.44,801$7.72M3.48%+44,801New
Shelton Capital Management43,889$7.56M0.15%+41,973+2,190.7%Added
Summit Trail Advisors, LLC43,701$7.53M0.13%−8,518−16.3%Reduced
State of Alaska, Department of Revenue43,539$7.50M0.08%−3,255−7.0%Reduced
Exchange Traded Concepts, LLC43,124$7.43M0.06%+34,116+378.7%Added
Elo Mutual Pension Insurance Co41,896$7.22M0.11%+2,546+6.5%Added
Jump Financial, LLC41,797$7.20M0.09%−59,270−58.6%Reduced
Cambridge Investment Research Advisors, Inc.41,497$7.15M0.02%+27,547+197.5%Added
Pinnbrook Capital Management LP41,323$7.12M1.84%−27,970−40.4%Reduced
Prelude Capital Management, LLC40,917$7.05M0.52%+8,466+26.1%Added
Louisiana State Employees Retirement System40,400$6.96M0.12%+22,200+122.0%Added
GWM Advisors LLC40,379$6.96M0.03%+21,841+117.8%Added
CSS LLC39,823$6.86M0.39%+1,070+2.8%Added
Greenwich Wealth Management LLC39,532$6.81M0.30%−112−0.3%Reduced
Oregon Public Employees Retirement Fund39,167$6.75M0.09%−500−1.3%Reduced
Panagora Asset Management Inc38,474$6.63M0.02%+38,474New
Arkadios Wealth Advisors38,319$6.60M0.13%−142−0.4%Reduced
ASR Vermogensbeheer N.V.38,242$6.59M0.08%+7,279+23.5%Added
OP Asset Management Ltd37,747$6.50M0.08%+1,256+3.4%Added
Jane Street Group, LLC37,407$6.44M0.01%−875,529−95.9%Reduced
Truist Financial Corp37,012$6.38M0.01%−4,053−9.9%Reduced
Mutual of America Capital Management LLC36,708$6.32M0.07%−892−2.4%Reduced
OpenArc Corporate Advisory, LLC36,179$6.23M0.10%+36,179New
Wedbush Securities Inc35,944$6.19M0.18%+4,659+14.9%Added
Assenagon Asset Management S.A.35,900$6.18M0.01%−24,523−40.6%Reduced
HighTower Advisors, LLC35,293$6.08M0.01%+10,700+43.5%Added
Steel Peak Wealth Management LLC35,065$6.04M0.20%+33,180+1,760.2%Added
Janus Henderson Group PLC35,045$6.04M0.00%−4,424−11.2%Reduced
Bank of Hawaii34,651$5.97M0.29%−10,503−23.3%Reduced
Miracle Mile Advisors, LLC34,426$5.93M0.09%+191+0.6%Added
Ethic Inc.34,426$5.93M0.09%−601−1.7%Reduced
Clearline Capital LP34,215$5.89M0.44%00.0%Unchanged
Lombard Odier Asset Management (Switzerland) SA34,129$5.88M0.25%−7,343−17.7%Reduced
Public Employees Retirement Association of Colorado34,079$5.87M0.02%00.0%Unchanged
HighPoint Advisor Group LLC33,696$5.80M0.13%+26,276+354.1%Added
Wealthfront Advisers LLC33,346$5.74M0.01%+6,824+25.7%Added
Landscape Capital Management, L.L.C.33,031$5.69M0.38%−38,058−53.5%Reduced
B. Metzler seel. Sohn & Co. AG32,836$5.66M0.05%−23,351−41.6%Reduced
CAPROCK Group, Inc.32,691$5.63M0.12%+10,921+50.2%Added
Captrust Financial Advisors32,637$5.62M0.01%+5,239+19.1%Added
Profund Advisors LLC32,109$5.53M0.17%+26,187+442.2%Added
Cinctive Capital Management LP32,099$5.53M0.32%−7,256−18.4%Reduced
Pathstone Holdings, LLC31,482$5.42M0.02%+5,677+22.0%Added
Norinchukin Bank, The31,436$5.42M0.06%+12,390+65.1%Added
NewEdge Wealth, LLC31,397$5.41M0.06%+16,526+111.1%Added
Wellington Management Group LLP31,193$5.37M0.00%+1,404+4.7%Added
Dana Investment Advisors, Inc.31,120$5.36M0.16%−2,446−7.3%Reduced
Sora Investors LLC30,349$5.23M0.45%−41,610−57.8%Reduced
Lansforsakringar Fondforvaltning AB (publ)30,075$5.18M0.03%−2,000−6.2%Reduced
Kingdon Capital Management, L.L.C.30,000$5.17M0.79%−30,000−50.0%Reduced
Ritholtz Wealth Management29,916$5.15M0.09%+23,539+369.1%Added
Patton Fund Management, Inc.29,828$5.14M0.69%+26,998+954.0%Added
Lido Advisors, LLC38,400$5.06M0.02%+3,091+8.8%Added
Investment Management Corp of Ontario29,268$5.04M0.07%+12,876+78.6%Added
HBK Investments L P28,747$4.95M0.05%−20.0%Reduced
Sterling Capital Management LLC28,662$4.94M0.08%+7,136+33.2%Added
Merit Financial Group, LLC28,139$4.85M0.04%+9,751+53.0%Added
Advisory Services Network, LLC27,541$4.74M0.07%+9,065+49.1%Added
Teachers Retirement System of the State of Kentucky27,100$4.67M0.03%00.0%Unchanged
Callan Family Office, LLC26,826$4.62M0.10%+14,623+119.8%Added
Tower Research Capital LLC (TRC)26,593$4.58M0.11%+5,993+29.1%Added
Allstate Corp26,460$4.56M0.06%+13,317+101.3%Added
Brinker Capital Investments, LLC26,368$4.54M0.03%+18,999+257.8%Added
Zacks Investment Management26,190$4.51M0.04%+1,126+4.5%Added
Federated Hermes, Inc.26,073$4.49M0.01%+13,153+101.8%Added
Estate Counselors, LLC25,587$4.41M0.37%−234−0.9%Reduced
Prospera Financial Services Inc25,575$4.41M0.07%−13,004−33.7%Reduced
Qsemble Capital Management, LP25,086$4.32M0.36%−76,617−75.3%Reduced
Pinkerton Retirement Specialists, LLC24,799$4.27M0.44%−17,203−41.0%Reduced
Sharpepoint LLC24,612$4.24M2.54%+24,612New
Greenland Capital Management LP24,598$4.24M0.61%+24,598New
Janney Montgomery Scott LLC24,297$4.19M0.01%+1,062+4.6%Added
Mizuho Securities USA LLC24,895$4.07M0.07%−373−1.5%Reduced
Farther Finance Advisors, LLC23,478$4.04M0.04%+5,362+29.6%Added
Tortoise Capital Advisors, L.L.C.23,116$3.98M0.05%+19,790+595.0%Added
Attestor Capital Ltd22,067$3.80M1.80%+22,067New
Edgestream Partners, L.P.21,940$3.78M0.11%−15,628−41.6%Reduced
Omers Administration Corp21,795$3.75M0.03%−15,000−40.8%Reduced
Kentucky Retirement Systems21,731$3.74M0.10%00.0%Unchanged
Collar Capital Management, LLC21,698$3.74M2.50%−4,269−16.4%Reduced
Horizon Investments, LLC21,695$3.74M0.05%+12,657+140.0%Added
TTP Investments, Inc.21,539$3.71M1.21%−10,961−33.7%Reduced
Ardmore Road Asset Management LP20,850$3.59M0.27%+20,850New
Blackstone Group Inc.20,605$3.55M0.02%+20,605New
Parkway Wealth Management Group, LLC20,496$3.53M0.47%+20,496New
Fifth Third Bancorp20,333$3.50M0.01%−853−4.0%Reduced
Bleakley Financial Group, LLC20,145$3.47M0.06%+20,145New
Fedenia Advisers LLC19,946$3.44M1.32%+532+2.7%Added
Hartford Investment Management Co19,759$3.40M0.10%−593−2.9%Reduced
Williamson Legacy Group, LLC19,671$3.39M2.65%+19,671New
Decker Retirement Planning Inc.19,653$3.39M1.68%−7,620−27.9%Reduced
Pallas Capital Advisors LLC19,595$3.38M0.11%+1,805+10.1%Added
Avanza Fonder AB19,491$3.36M0.09%00.0%Unchanged
Global Retirement Partners, LLC19,204$3.31M0.06%+17,799+1,266.8%Added
North Dakota State Investment Board19,019$3.28M0.12%+19,019New