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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 2022

Institutional positions in Western Digital Corp as of Dec 31, 2022. 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
529
−38 vs. Q3 2022
Shares held
275.8M
+981.1K (+0.4%) vs. Q3 2022
Total value
$8.72B
−$242.0M (−2.7%) vs. Q3 2022
New holders
67
193 more added
Sold out
105
195 more reduced

12 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2022: 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 2022: 529 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 2022: $8.72B
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 2022

Shares, value and share of portfolio for each institution holding Western Digital Corp; share changes are against Q3 2022.

Institutions holding WDC in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc37,341,622$1.18B0.03%+712,860+1.9%Added
BlackRock Inc.25,734,282$811.9M0.03%+776,126+3.1%Added
Price T Rowe Associates Inc20,663,972$651.9M0.10%+9,961,971+93.1%Added
State Street Corp12,393,630$391.0M0.02%−8,270−0.1%Reduced
Franklin Resources Inc8,087,259$255.2M0.13%−1,615,226−16.6%Reduced
Geode Capital Management, LLC6,814,743$214.7M0.03%+163,307+2.5%Added
FIL Ltd6,235,604$196.7M0.24%+23,674+0.4%Added
Invesco Ltd.5,908,039$186.4M0.05%+2,122,787+56.1%Added
DnB Asset Management AS5,780,409$182.4M1.29%+1,238,504+27.3%Added
Ameriprise Financial Inc5,569,373$175.7M0.06%−156,057−2.7%Reduced
UBS Group AG4,797,044$151.3M0.07%+708,817+17.3%Added
Parnassus Investments4,590,528$144.8M0.36%+681,104+17.4%Added
Alliancebernstein L.P.4,536,983$143.1M0.06%−688,317−13.2%Reduced
Barclays PLC4,133,421$130.4M0.11%+535,298+14.9%Added
Victory Capital Management Inc4,112,626$129.8M0.15%+3,373,003+456.0%Added
Morgan Stanley3,727,940$117.6M0.01%+434,592+13.2%Added
Dimensional Fund Advisors LP3,542,043$111.8M0.04%−133,486−3.6%Reduced
Lyrical Asset Management LP3,423,640$111.4M2.35%−160,542−4.5%Reduced
Royal Bank of Canada3,238,713$102.2M0.03%+1,805,558+126.0%Added
Northern Trust Corp3,238,641$102.2M0.02%+83,281+2.6%Added
Millennium Management LLC3,107,828$98.1M0.11%+1,367,858+78.6%Added
Amundi2,444,158$93.9M0.05%−573,313−19.0%Reduced
Boston Partners2,969,560$93.8M0.13%−1,059,609−26.3%Reduced
Nomura Holdings Inc2,914,578$91.9M0.94%−3,057,178−51.2%Reduced
Charles Schwab Investment Management Inc2,851,292$90.0M0.03%+184,822+6.9%Added
Bank of New York Mellon Corp2,833,949$89.4M0.02%−283,459−9.1%Reduced
Norges Bank2,823,270$89.1M0.02%−16,240−0.6%Reduced
Primecap Management Co2,693,604$85.0M0.08%+70,150+2.7%Added
Alyeska Investment Group, L.P.2,553,500$80.6M0.83%+1,822,747+249.4%Added
Legal & General Group Plc2,520,091$79.5M0.03%−129,237−4.9%Reduced
Clearbridge Investments, LLC2,396,328$75.6M0.07%−3,043,506−55.9%Reduced
CIBC World Markets Corp2,186,960$69.0M0.46%+2,157,836+7,409.1%Added
FMR LLC2,053,856$64.8M0.01%−475,194−18.8%Reduced
Citadel Advisors LLC1,953,428$61.6M0.07%+789,370+67.8%Added
Maple Rock Capital Partners Inc.1,945,901$61.4M9.04%−296,299−13.2%Reduced
HSBC Holdings PLC1,854,211$58.2M0.07%+502,231+37.1%Added
Jacobs Levy Equity Management, Inc1,808,370$57.1M0.39%+185,451+11.4%Added
Toronto Dominion Bank1,800,222$56.8M0.08%+734,533+68.9%Added
National Bank of Canada1,725,982$54.5M0.15%+1,684,705+4,081.5%Added
UBS Asset Management Americas Inc1,709,584$53.9M0.03%+165,435+10.7%Added
CDAM (UK) Ltd1,621,189$51.1M8.11%+408,800+33.7%Added
Thunderbird Partners LLP1,486,917$46.9M11.32%−208,667−12.3%Reduced
Thompson Siegel & Walmsley LLC1,447,930$45.7M0.74%−113,703−7.3%Reduced
Hudson Bay Capital Management LP1,425,000$45.0M0.52%+1,425,000New
Bank of America Corp1,319,344$41.6M0.01%−1,375,455−51.0%Reduced
Swiss National Bank1,278,207$40.3M0.03%−77,319−5.7%Reduced
Elliott Investment Management L.P.SuperinvestorElliott Investment Management1,185,000$37.4M0.44%00.0%Unchanged
First Trust Advisors LP1,008,100$31.8M0.04%+230,288+29.6%Added
Schroder Investment Management Group1,003,683$31.7M0.05%+972,910+3,161.6%Added
Sumitomo Mitsui Trust Holdings, Inc.985,075$31.1M0.02%+90,990+10.2%Added
BSN Capital Partners Ltd806,000$28.4M2.01%+806,000New
Russell Investments Group, Ltd.879,635$27.8M0.06%−125,758−12.5%Reduced
AustralianSuper Pty Ltd844,834$26.5M0.19%−32,789−3.7%Reduced
Nuveen Asset Management, LLC841,011$26.5M0.01%+26,780+3.3%Added
Credit Suisse AG820,263$25.9M0.03%+260,565+46.6%Added
Lakewood Capital Management, LP780,200$24.6M2.19%+780,200New
Deprince Race & Zollo Inc717,865$22.6M0.52%+48,897+7.3%Added
Goldman Sachs Group Inc713,467$22.5M0.01%−2,551,975−78.2%Reduced
Grantham, Mayo, Van Otterloo & Co. LLC709,500$22.4M0.12%+5,200+0.7%Added
Deutsche Bank AG691,643$21.8M0.01%−810,564−54.0%Reduced
California Public Employees Retirement System690,345$21.8M0.02%−20,914−2.9%Reduced
Susquehanna International Group, LLP686,945$21.7M0.04%−300,376−30.4%Reduced
ING Groep NV680,008$21.5M0.22%+404,140+146.5%Added
D. E. Shaw & Co., Inc.632,238$19.9M0.03%+439,341+227.8%Added
Rhumbline Advisers616,733$19.5M0.03%+31,128+5.3%Added
Squarepoint Ops LLC607,049$19.2M0.14%+589,844+3,428.3%Added
Twinbeech Capital LP594,797$18.8M0.36%+594,797New
Citigroup Inc594,297$18.8M0.03%+69,943+13.3%Added
Natixis591,991$18.7M0.11%−1,275,227−68.3%Reduced
Intech Investment Management LLC588,165$18.6M0.14%+336,907+134.1%Added
Wells Fargo & Company580,556$18.3M0.01%−274,343−32.1%Reduced
Sanders Capital, LLC570,869$18.0M0.05%−7,718,701−93.1%Reduced
Assenagon Asset Management S.A.548,152$17.3M0.07%+62,559+12.9%Added
Bank of Nova Scotia533,821$16.8M0.04%−1,134,504−68.0%Reduced
JPMorgan Chase & Co529,505$16.7M0.00%+210,729+66.1%Added
California State Teachers Retirement System525,942$16.6M0.03%+5,486+1.1%Added
Storebrand Asset Management AS487,213$15.4M0.08%+40,000+8.9%Added
Holocene Advisors, LP467,196$14.7M0.09%+425,409+1,018.0%Added
BNP Paribas Arbitrage, SA455,247$14.4M0.04%+63,324+16.2%Added
Prudential Financial Inc404,921$12.8M0.02%−44,817−10.0%Reduced
Nexus Investment Management ULC393,058$12.4M1.40%+21,020+5.6%Added
State Board of Administration of Florida Retirement System382,071$12.1M0.03%−5,160−1.3%Reduced
Principal Financial Group Inc381,615$12.0M0.01%−8,190−2.1%Reduced
Robeco Institutional Asset Management B.V.377,103$11.9M0.03%−23,681−5.9%Reduced
State of Tennessee, Treasury Department375,780$11.9M0.06%+36,357+10.7%Added
Cubist Systematic Strategies, LLC375,514$11.8M0.10%+253,390+207.5%Added
Jane Street Group, LLC370,243$11.7M0.02%+43,240+13.2%Added
MUFG Securities EMEA plc369,416$11.7M0.21%+350,160+1,818.4%Added
Skandinaviska Enskilda Banken AB (publ)332,723$10.5M0.08%+101,465+43.9%Added
New York State Teachers Retirement System331,876$10.5M0.03%+288+0.1%Added
New York State Common Retirement Fund329,549$10.4M0.01%−56,564−14.6%Reduced
APG Asset Management N.V.327,913$10.3M0.02%+289,473+753.1%Added
Adage Capital Partners GP, L.L.C.323,137$10.2M0.02%+4,100+1.3%Added
South Dakota Investment Council313,482$9.89M0.22%+7,150+2.3%Added
National Pension Service292,147$9.22M0.02%−425,983−59.3%Reduced
Mackenzie Financial Corp280,057$8.84M0.01%+232,941+494.4%Added
Lombard Odier Asset Management (USA) Corp277,837$8.77M1.42%+73,368+35.9%Added
Goodman Financial Corp270,058$8.52M2.69%+62,173+29.9%Added
M&G Investment Management Ltd266,255$8.52M0.06%+96,767+57.1%Added
Allianz Asset Management GmbH269,579$8.51M0.02%−311,801−53.6%Reduced