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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 2023

Institutional positions in Western Digital Corp as of Mar 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
540
+25 vs. Q4 2022
Shares held
272.1M
−3.20M (−1.2%) vs. Q4 2022
Total value
$10.2B
+$1.54B (+17.7%) vs. Q4 2022
New holders
80
167 more added
Sold out
55
196 more reduced

14 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2023: 540 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 2023: $10.2B
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 2023

Shares, value and share of portfolio for each institution holding Western Digital Corp; share changes are against Q4 2022.

Institutions holding WDC in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Virtu Financial LLC33,922$1.28M0.14%+33,922New
Nissay Asset Management Corp34,772$1.31M0.01%−874−2.5%Reduced
CIBC World Markets Corp34,786$1.31M0.02%−2,152,174−98.4%Reduced
Teacher Retirement System of Texas35,330$1.33M0.01%−172,161−83.0%Reduced
Ethic Inc.35,719$1.35M0.05%+6,261+21.3%Added
Verition Fund Management LLC35,905$1.35M0.02%−7,036−16.4%Reduced
American Century Companies Inc37,010$1.38M0.00%+4,461+13.7%Added
Czech National Bank37,618$1.42M0.04%+437+1.2%Added
Miracle Mile Advisors, LLC37,669$1.42M0.05%−1,784−4.5%Reduced
Capital Fund Management S.A.37,787$1.42M0.03%−58,624−60.8%Reduced
PFS Investments Inc.40,790$1.43M0.02%−9,969−19.6%Reduced
Hosking Partners LLP38,557$1.45M0.07%−7,185−15.7%Reduced
Candriam Luxembourg S.C.A.43,032$1.49M0.01%−1,755−3.9%Reduced
Public Employees Retirement Association of Colorado39,957$1.50M0.01%00.0%Unchanged
Dymon Asia Capital (Singapore) Pte. Ltd.40,000$1.51M1.98%+40,000New
Bokf, NA40,225$1.52M0.03%−22,674−36.0%Reduced
Greenwich Wealth Management LLC40,532$1.53M0.17%00.0%Unchanged
Dynamic Technology Lab Private Ltd42,410$1.60M0.15%+42,410New
Gulf International Bank (UK) Ltd42,942$1.62M0.03%−3,163−6.9%Reduced
Schonfeld Strategic Advisors LLC42,952$1.62M0.02%+4,152+10.7%Added
Xponance, Inc.43,358$1.63M0.02%+736+1.7%Added
Clearline Capital LP45,527$1.72M0.26%+8,134+21.8%Added
Mutual of America Capital Management LLC45,689$1.72M0.02%+314+0.7%Added
CIBC Asset Management Inc46,365$1.75M0.01%+1,723+3.9%Added
Financial Sense Advisors, Inc.46,625$1.76M0.80%00.0%Unchanged
Swedbank AB47,032$1.77M0.00%00.0%Unchanged
Penn Capital Management Co Inc46,428$1.78M0.18%−675−1.4%Reduced
Livforsakringsbolaget Skandia, Omsesidigt47,960$1.81M0.19%−4,100−7.9%Reduced
Mirae Asset Global Investments Co., Ltd.48,946$1.84M0.00%+3,152+6.9%Added
Levin Capital Strategies, L.P.49,262$1.86M0.23%+49,262New
Sound Income Strategies, LLC49,367$1.86M0.20%+1,479+3.1%Added
Janus Henderson Group PLC50,407$1.90M0.00%+9,404+22.9%Added
Romano Brothers and Company51,378$1.94M0.30%00.0%Unchanged
Natixis Advisors, L.P.51,883$1.95M0.01%+19,715+61.3%Added
Thrivent Financial for Lutherans52,760$1.99M0.00%+34,381+187.1%Added
Handelsbanken Fonder AB52,766$1.99M0.01%+2,177+4.3%Added
Leonteq Securities AG53,250$2.01M0.19%+53,250New
New York Life Investment Management LLC53,365$2.01M0.02%+190.0%Added
Public Sector Pension Investment Board53,976$2.03M0.02%−1,679−3.0%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys54,133$2.04M0.02%+439+0.8%Added
Illinois Municipal Retirement Fund55,429$2.09M0.04%−12,867−18.8%Reduced
Sumitomo Mitsui DS Asset Management Company, Ltd55,476$2.09M0.04%+8,302+17.6%Added
Envestnet Asset Management Inc56,210$2.12M0.00%−27,592−32.9%Reduced
Utah Retirement Systems56,265$2.12M0.03%00.0%Unchanged
Yousif Capital Management, LLC57,140$2.15M0.03%−3,150−5.2%Reduced
Pinebridge Investments, L.P.57,638$2.17M0.02%−43,499−43.0%Reduced
Banque Cantonale Vaudoise58,217$2.19M0.11%+31,915+121.3%Added
ProShare Advisors LLC58,403$2.20M0.01%−16,258−21.8%Reduced
Symmetry Investments LP58,751$2.21M1.06%+58,751New
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund58,966$2.22M0.03%−10,000−14.5%Reduced
Platinum Investment Management Ltd59,988$2.26M0.08%00.0%Unchanged
American Assets Investment Management, LLC60,000$2.26M0.26%00.0%Unchanged
John G Ullman & Associates Inc60,600$2.28M0.36%+6,200+11.4%Added
IFM Investors Pty Ltd61,235$2.31M0.03%+1,193+2.0%Added
Korea Investment CORP61,796$2.33M0.01%−27,182−30.5%Reduced
Quadrature Capital Ltd62,197$2.34M0.06%+33,133+114.0%Added
Guggenheim Capital LLC62,283$2.35M0.02%−21,097−25.3%Reduced
Texas Permanent School Fund66,382$2.50M0.02%+20,841+45.8%Added
Tredje AP-fonden67,356$2.54M0.04%+3,779+5.9%Added
Penserra Capital Management LLC67,927$2.56M0.05%+66,333+4,161.4%Added
Aigen Investment Management, LP72,039$2.71M0.37%+72,039New
Clark Estates Inc72,800$2.74M0.54%−14,000−16.1%Reduced
Neuberger Berman Group LLC75,851$2.86M0.00%+59,823+373.2%Added
DekaBank Deutsche Girozentrale78,813$2.92M0.01%+29,822+60.9%Added
Shelton Capital Management77,516$2.92M0.12%+77,516New
USS Investment Management Ltd77,704$2.93M0.04%00.0%Unchanged
Nisa Investment Advisors, LLC78,920$2.97M0.02%+6,870+9.5%Added
Marex Group plc80,911$3.05M0.40%+21,929+37.2%Added
Rafferty Asset Management, LLC80,981$3.05M0.02%+18,825+30.3%Added
Amalgamated Bank81,341$3.06M0.03%−29,497−26.6%Reduced
Andra AP-fonden81,400$3.07M0.08%−69,800−46.2%Reduced
Standard Life Aberdeen plc81,896$3.09M0.01%+918+1.1%Added
MetLife Investment Management82,372$3.10M0.02%−585−0.7%Reduced
Cerity Partners LLC86,025$3.23M0.01%+86,025New
RNC Capital Management LLC86,127$3.24M0.18%+39,790+85.9%Added
Simplex Trading, LLC87,240$3.29M0.15%+87,240New
Nomura Asset Management Co Ltd87,319$3.29M0.02%+7,731+9.7%Added
National Pension Service89,436$3.33M0.01%−202,711−69.4%Reduced
Tudor Investment Corp Et Al91,197$3.44M0.07%−20,998−18.7%Reduced
State of Alaska, Department of Revenue91,770$3.46M0.04%−1,108−1.2%Reduced
LMCG Investments, LLC91,755$3.46M0.23%+1,352+1.5%Added
LPL Financial LLC92,248$3.47M0.00%−13,636−12.9%Reduced
Arizona State Retirement System92,350$3.48M0.03%+3,331+3.7%Added
Retirement Systems of Alabama94,384$3.56M0.02%−7,380−7.3%Reduced
Weiss Multi-Strategy Advisers LLC96,500$3.63M0.09%+96,500New
Beta Wealth Group, Inc.98,000$3.69M2.11%+98,000New
Occudo Quantitative Strategies LP98,255$3.70M0.34%+2,784+2.9%Added
Quantbot Technologies LP100,013$3.77M0.27%+100,013New
Coronation Fund Managers Ltd.102,540$3.86M0.10%+102,540New
Smith, Graham & Co., Investment Advisors, LP105,368$3.97M0.48%−2,546−2.4%Reduced
Parallax Volatility Advisers, L.P.107,173$4.04M0.14%+107,173New
Royal London Asset Management Ltd110,252$4.15M0.02%−100.0%Reduced
Ensign Peak Advisors, Inc110,705$4.17M0.01%−71,382−39.2%Reduced
Voya Investment Management LLC113,213$4.26M0.00%+498+0.4%Added
First Republic Investment Management, Inc.113,833$4.29M0.01%+13,793+13.8%Added
LGT Group Foundation114,071$4.30M0.12%+2,577+2.3%Added
Point72 Asset Management, L.P.114,100$4.30M0.02%+114,100New
State of Michigan Retirement System116,907$4.40M0.03%+1,300+1.1%Added
Loews Corp120,000$4.52M0.05%−100,000−45.5%Reduced
AQR Capital Management LLC123,398$4.59M0.01%−84,469−40.6%Reduced