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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 2023

Institutional positions in Western Digital Corp as of Dec 31, 2023. 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
610
+73 vs. Q3 2023
Shares held
301.1M
+22.6M (+8.1%) vs. Q3 2023
Total value
$15.8B
+$3.06B (+24.1%) vs. Q3 2023
New holders
119
201 more added
Sold out
46
200 more reduced

6 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2023: 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 2023: 610 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 2023: $15.8B
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 2023

Shares, value and share of portfolio for each institution holding Western Digital Corp; share changes are against Q3 2023.

Institutions holding WDC in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Retirement Systems of Alabama71,460$3.74M0.02%−881−1.2%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys71,005$3.72M0.03%+6,676+10.4%Added
Maytus Capital Management, LLC70,000$3.67M1.46%−25,000−26.3%Reduced
Engineers Gate Manager LP69,979$3.66M0.10%+42,117+151.2%Added
State of Alaska, Department of Revenue69,581$3.64M0.04%−2,145−3.0%Reduced
Man Group plc69,118$3.62M0.01%+69,118New
Level Four Advisory Services, LLC68,027$3.56M0.20%+170+0.3%Added
Texas Permanent School Fund65,105$3.41M0.03%+839+1.3%Added
APG Asset Management US Inc.64,724$3.39M0.02%+64,724New
Jump Financial, LLC64,526$3.38M0.11%+43,058+200.6%Added
Sound Income Strategies, LLC63,751$3.34M0.28%+6,439+11.2%Added
Forsta Ap-Fonden62,100$3.25M0.03%+62,100New
IFM Investors Pty Ltd62,071$3.25M0.04%00.0%Unchanged
Qsemble Capital Management, LP60,597$3.17M0.80%+51,997+604.6%Added
American Assets Investment Management, LLC60,000$3.14M0.32%00.0%Unchanged
IPG Investment Advisors LLC59,805$3.13M0.63%−61,405−50.7%Reduced
Gotham Asset Management, LLC58,339$3.06M0.06%+2,190+3.9%Added
Sumitomo Mitsui DS Asset Management Company, Ltd57,364$3.00M0.04%+2,723+5.0%Added
ProShare Advisors LLC57,211$3.00M0.01%−2,997−5.0%Reduced
Bank Julius Baer & Co. Ltd, Zurich57,147$2.99M0.01%+57,147New
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund56,966$2.98M0.04%−8,700−13.2%Reduced
Czech National Bank56,789$2.97M0.04%+871+1.6%Added
Utah Retirement Systems56,265$2.95M0.04%+1,400+2.6%Added
Penn Capital Management Co Inc55,057$2.93M0.27%−21,933−28.5%Reduced
Swedbank AB54,919$2.88M0.00%+8,640+18.7%Added
DekaBank Deutsche Girozentrale53,464$2.81M0.01%−5,632−9.5%Reduced
Envestnet Asset Management Inc53,232$2.79M0.00%−32,978−38.3%Reduced
SG Americas Securities, LLC52,946$2.77M0.03%+47,673+904.1%Added
Guggenheim Capital LLC52,487$2.75M0.02%−15,544−22.8%Reduced
Eisler Capital (UK) Ltd.51,586$2.70M0.25%+31,218+153.3%Added
New York Life Investment Management LLC51,361$2.69M0.03%−1,239−2.4%Reduced
Tredje AP-fonden51,320$2.69M0.03%−1,492−2.8%Reduced
Jefferies Financial Group Inc.51,019$2.67M0.04%+51,019New
Yousif Capital Management, LLC50,443$2.64M0.03%−6,367−11.2%Reduced
Bayesian Capital Management, LP48,600$2.55M0.27%+48,600New
Financial Sense Advisors, Inc.46,425$2.43M0.92%+100+0.2%Added
Tower Research Capital LLC (TRC)44,185$2.31M0.03%+14,118+47.0%Added
CIBC Asset Management Inc44,099$2.31M0.01%−1,588−3.5%Reduced
Mutual of America Capital Management LLC43,373$2.27M0.03%−1,390−3.1%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.42,924$2.25M0.01%−1,178,676−96.5%Reduced
Banque Cantonale Vaudoise42,739$2.24M0.10%+34,256+403.8%Added
Janus Henderson Group PLC42,353$2.22M0.00%−229−0.5%Reduced
Xponance, Inc.42,000$2.20M0.03%−1,938−4.4%Reduced
CIBC World Markets Corp41,727$2.19M0.01%+24,068+136.3%Added
UniSuper Management Pty Ltd39,588$2.07M0.02%+2,388+6.4%Added
Greenwich Wealth Management LLC39,575$2.07M0.20%−847−2.1%Reduced
Natixis Advisors, L.P.38,856$2.03M0.01%+1,700+4.6%Added
Public Employees Retirement Association of Colorado38,358$2.01M0.01%−1,599−4.0%Reduced
Robeco Institutional Asset Management B.V.37,439$1.96M0.00%+19,630+110.2%Added
Miracle Mile Advisors, LLC37,366$1.96M0.05%−303−0.8%Reduced
British Columbia Investment Management Corp37,322$1.95M0.02%+8,229+28.3%Added
Nissay Asset Management Corp36,280$1.90M0.02%+913+2.6%Added
American Century Companies Inc36,202$1.90M0.00%−2,408−6.2%Reduced
Daiwa Securities Group Inc.35,765$1.87M0.01%+2,213+6.6%Added
Ethic Inc.35,634$1.87M0.06%+2,938+9.0%Added
Pacer Advisors, Inc.26,223$1.83M0.01%−141,829−84.4%Reduced
Winton Group Ltd34,934$1.83M0.13%+34,934New
CI Private Wealth, LLC32,611$1.71M0.00%+343+1.1%Added
Romano Brothers and Company32,014$1.68M0.25%−3,400−9.6%Reduced
Mariner, LLC31,827$1.67M0.00%−55,061−63.4%Reduced
Wedbush Securities Inc31,632$1.66M0.07%−69−0.2%Reduced
Leonteq Securities AG31,099$1.63M0.21%+7,416+31.3%Added
Teza Capital Management LLC30,961$1.62M0.27%+7,191+30.3%Added
Levin Capital Strategies, L.P.30,370$1.59M0.18%00.0%Unchanged
Waycross Partners, LLC30,000$1.57M0.29%+30,000New
Mackenzie Financial Corp29,287$1.53M0.00%−345−1.2%Reduced
STRS Ohio28,518$1.49M0.01%−5,784−16.9%Reduced
Elo Mutual Pension Insurance Co28,299$1.48M0.04%+1,521+5.7%Added
Advisor Group Holdings, Inc.28,003$1.47M0.00%+675+2.5%Added
Gulf International Bank (UK) Ltd27,524$1.44M0.04%−2,945−9.7%Reduced
Teachers Retirement System of the State of Kentucky27,398$1.44M0.01%−668−2.4%Reduced
CoreCap Advisors, LLC27,014$1.41M0.09%+27,014New
Pearl River Capital, LLC27,012$1.41M0.23%+27,012New
Degroof Petercam Asset Management26,340$1.38M0.02%+26,340New
HighVista Strategies LLC26,100$1.37M0.50%+6,000+29.9%Added
Creative Planning26,085$1.37M0.00%+1,896+7.8%Added
Kentucky Retirement Systems25,943$1.36M0.04%−963−3.6%Reduced
Oregon Public Employees Retirement Fund25,272$1.32M0.02%−122,379−82.9%Reduced
Maryland State Retirement & Pension System24,990$1.31M0.03%00.0%Unchanged
Dai-Ichi Life Insurance Company, Ltd24,849$1.30M0.03%+476+2.0%Added
The PNC Financial Services Group, Inc.24,165$1.27M0.00%+841+3.6%Added
Candriam Luxembourg S.C.A.23,833$1.25M0.01%00.0%Unchanged
Swiss Life Asset Management Ltd23,783$1.25M0.01%+12,346+107.9%Added
Versor Investments LP22,266$1.17M0.24%+22,266New
Nordea Investment Management AB21,881$1.15M0.00%+135+0.6%Added
Hartford Investment Management Co21,846$1.14M0.04%+12+0.1%Added
Wolverine Asset Management LLC21,300$1.12M0.02%+21,300New
Fox Run Management, L.L.C.20,557$1.08M0.27%+11,927+138.2%Added
Securian Asset Management, Inc20,535$1.08M0.03%−2,420−10.5%Reduced
CenterBook Partners LP20,210$1.06M0.13%−5,709−22.0%Reduced
Aquatic Capital Management LLC19,800$1.04M0.03%+19,800New
Louisiana State Employees Retirement System19,600$1.03M0.02%−200−1.0%Reduced
Blair William & Co19,324$1.01M0.00%+99+0.5%Added
Two Sigma Securities, LLC18,997$994.9K0.05%+18,997New
First Trust Advisors LP18,948$992.3K0.00%+18,948New
Ostrum Asset Management18,089$947.3K0.08%−12,387−40.6%Reduced
CIBC World Markets Inc.17,975$941.0K0.00%−1,200−6.3%Reduced
D.A. Davidson & Co.17,792$931.8K0.01%−396−2.2%Reduced
Franklin Resources Inc17,514$917.2K0.00%+974+5.9%Added
Prudential PLC17,468$914.8K0.01%−85−0.5%Reduced