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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 2025

Institutional positions in Western Digital Corp as of Mar 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
662
−41 vs. Q4 2024
Shares held
357.0M
+21.5M (+6.4%) vs. Q4 2024
Total value
$14.4B
−$5.58B (−27.9%) vs. Q4 2024
New holders
99
280 more added
Sold out
140
201 more reduced

8 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 holdersQ1 2025: 662 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 2025: $14.4B
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 2025

Shares, value and share of portfolio for each institution holding Western Digital Corp; share changes are against Q4 2024.

Institutions holding WDC in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
SummitTX Capital, L.P.120,534$4.87M0.21%+120,534New
LPL Financial LLC122,213$4.94M0.00%−8,109−6.2%Reduced
J. Goldman & Co LP123,275$4.98M0.18%−263,000−68.1%Reduced
Shay Capital LLC125,100$5.06M1.47%+125,100New
Victory Capital Management Inc125,880$5.09M0.01%+25,124+24.9%Added
Robeco Institutional Asset Management B.V.125,971$5.09M0.01%+108,403+617.0%Added
KLP Kapitalforvaltning AS126,223$5.10M0.03%+2,700+2.2%Added
Ensign Peak Advisors, Inc126,469$5.11M0.01%−47,608−27.3%Reduced
State of Tennessee, Treasury Department131,678$5.32M0.02%−71,105−35.1%Reduced
Illinois Municipal Retirement Fund133,966$5.42M0.08%+25,247+23.2%Added
Comerica Bank137,391$5.55M0.02%+65,710+91.7%Added
Clearline Capital LP139,193$5.63M0.57%00.0%Unchanged
M&G Plc145,111$5.80M0.03%−20,869−12.6%Reduced
Asset Management One Co.,Ltd.144,307$5.83M0.02%+6,947+5.1%Added
Simplex Trading, LLC145,433$5.88M0.21%+67,965+87.7%Added
Mitsubishi UFJ Trust & Banking Corp148,888$6.02M0.02%−7,875−5.0%Reduced
Corebridge Financial, Inc.149,009$6.02M0.03%−7,238−4.6%Reduced
Kingdon Capital Management, L.L.C.150,000$6.06M1.26%−60,000−28.6%Reduced
Verition Fund Management LLC150,484$6.08M0.04%−238,498−61.3%Reduced
Soroban Capital Partners LP151,072$6.11M0.09%+151,072New
Danske Bank A/S152,151$6.15M0.02%−35,368−18.9%Reduced
TD Asset Management Inc154,233$6.24M0.01%+1,347+0.9%Added
Nomura Holdings Inc154,907$6.26M0.03%+52,869+51.8%Added
Treasurer of the State of North Carolina158,106$6.39M0.03%+2,105+1.3%Added
Royal London Asset Management Ltd164,484$6.65M0.02%+17,348+11.8%Added
AI-Squared Management Ltd165,653$6.70M8.77%+165,653New
Natixis168,721$6.71M0.04%+137,874+447.0%Added
New York State Common Retirement Fund173,079$7.00M0.01%00.0%Unchanged
Chevy Chase Trust Holdings, Inc.182,417$7.38M0.02%+1,006+0.6%Added
Toronto Dominion Bank182,594$7.38M0.02%+65,903+56.5%Added
APG Asset Management N.V.197,491$7.39M0.02%−7,988−3.9%Reduced
Prudential Financial Inc182,872$7.39M0.01%−2,990−1.6%Reduced
Empowered Funds, LLC185,889$7.52M0.11%+176,514+1,882.8%Added
HBK Investments L P185,946$7.52M0.13%+185,946New
STRS Ohio188,985$7.64M0.03%+1,935+1.0%Added
Universal- Beteiligungs- und Servicegesellschaft mbH192,203$7.77M0.02%+30,158+18.6%Added
Public Employees Retirement System of Ohio192,582$7.79M0.03%+41,286+27.3%Added
SG Americas Securities, LLC194,055$7.85M0.03%+189,129+3,839.4%Added
Storebrand Asset Management AS194,434$7.86M0.03%−118,341−37.8%Reduced
Skandinaviska Enskilda Banken AB (publ)198,373$8.02M0.04%−107,903−35.2%Reduced
Korea Investment CORP198,967$8.04M0.02%−44,709−18.3%Reduced
Melqart Asset Management (UK) Ltd200,492$8.11M1.10%+120,372+150.2%Added
AXA S.A.202,208$8.18M0.03%+169,872+525.3%Added
Manufacturers Life Insurance Company, The202,565$8.19M0.01%−2,426−1.2%Reduced
Thrivent Financial for Lutherans197,269$8.34M0.02%+96,560+95.9%Added
Rivermont Capital Management LP206,665$8.36M3.53%−3,380−1.6%Reduced
Pictet Asset Management Holding SA210,381$8.51M0.01%+7,869+3.9%Added
Redwood Grove Capital, LLC212,818$8.60M3.08%00.0%Unchanged
First Trust Advisors LP213,611$8.64M0.01%+202,075+1,751.7%Added
DeepCurrents Investment Group LLC213,750$8.64M0.30%+46,352+27.7%Added
Standard Life Aberdeen plc219,637$8.70M0.02%+106,008+93.3%Added
Kintayl Capital LP221,126$8.94M6.43%+44,935+25.5%Added
Kadensa Capital Ltd228,296$9.23M1.14%+19,279+9.2%Added
DekaBank Deutsche Girozentrale234,605$9.38M0.02%−5,405−2.3%Reduced
Twin Tree Management, LP240,225$9.71M0.21%+182,161+313.7%Added
Crossmark Global Holdings, Inc.242,349$9.80M0.17%+3,920+1.6%Added
Adage Capital Partners GP, L.L.C.242,437$9.80M0.02%−30,600−11.2%Reduced
Two Sigma Advisers, LP242,500$9.80M0.02%−1,176,700−82.9%Reduced
Aviva PLC243,260$9.84M0.02%+36,575+17.7%Added
New York State Teachers Retirement System246,998$9.99M0.02%−9,462−3.7%Reduced
Susquehanna International Group, LLP249,906$10.1M0.02%+33,180+15.3%Added
Healthcare of Ontario Pension Plan Trust Fund257,447$10.4M0.02%−158,653−38.1%Reduced
Quantinno Capital Management LP265,109$10.7M0.07%+210,029+381.3%Added
National Bank of Canada265,243$10.7M0.01%+98,352+58.9%Added
Susquehanna Fundamental Investments, LLC276,330$11.2M0.19%+88,178+46.9%Added
Thunderbird Partners LLP280,201$11.3M10.00%+280,201New
KBC Group NV289,693$11.7M0.04%+9,577+3.4%Added
State of Wisconsin Investment Board297,058$12.0M0.03%+501+0.2%Added
State Board of Administration of Florida Retirement System320,906$13.0M0.03%+1,560+0.5%Added
Soros Fund Management LLCSuperinvestorSoros Fund Management350,000$14.2M0.25%+350,000New
National Pension Service354,348$14.3M0.01%−508,039−58.9%Reduced
Gotham Asset Management, LLC366,853$14.8M0.12%+44,925+14.0%Added
Loomis Sayles & Co L P368,430$14.9M0.02%+92,275+33.4%Added
Polar Asset Management Partners Inc.373,898$15.1M0.50%+2,898+0.8%Added
Great West Life Assurance Co374,087$15.1M0.03%−4,428−1.2%Reduced
California Public Employees Retirement System387,790$15.7M0.01%−128,003−24.8%Reduced
Principal Financial Group Inc391,660$15.8M0.01%+834+0.2%Added
Ardmore Road Asset Management LP400,000$16.2M1.66%+250,000+166.7%Added
Russell Investments Group, Ltd.419,820$17.0M0.02%+35,181+9.1%Added
AQR Capital Management LLC447,426$17.7M0.02%+195,606+77.7%Added
Meridiem Capital Partners LP449,017$18.2M1.99%+285,742+175.0%Added
Mackenzie Financial Corp455,698$18.4M0.03%+160,687+54.5%Added
Boothbay Fund Management, LLC465,781$18.8M0.67%+251,022+116.9%Added
Tairen Capital Ltd490,462$19.8M1.31%+490,462New
California State Teachers Retirement System495,736$20.0M0.02%+2,890+0.6%Added
683 Capital Management, LLC500,000$20.2M2.05%+60,600+13.8%Added
Sora Investors LLC509,650$20.6M2.50%+64,395+14.5%Added
Walleye Trading LLC558,911$22.6M0.64%+143,087+34.4%Added
Caisse de Depot Et Placement du Quebec565,161$22.8M0.05%+565,161New
Nishkama Capital, LLC586,129$23.7M9.94%+511,238+682.6%Added
Two Sigma Investments, LP591,918$23.9M0.05%−197,964−25.1%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.621,230$25.1M0.02%+77,529+14.3%Added
Deprince Race & Zollo Inc621,691$25.1M0.52%+18,222+3.0%Added
Impactive Capital LP664,705$26.9M1.23%+664,705New
Rhumbline Advisers674,874$27.3M0.03%+46,202+7.3%Added
Walleye Capital LLC679,609$27.5M0.30%+231,226+51.6%Added
Highland Peak Capital, LLC710,231$28.7M21.41%+498,380+235.3%Added
Troluce Capital Advisors LLC711,750$28.8M27.15%+657,368+1,208.8%Added
Jane Street Group, LLC721,252$29.2M0.05%+212,713+41.8%Added
Neuberger Berman Group LLC728,554$29.5M0.02%−822,294−53.0%Reduced