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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 2021

Institutional positions in Western Digital Corp as of Dec 31, 2021. 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
696
+72 vs. Q3 2021
Shares held
253.2M
+3.96M (+1.6%) vs. Q3 2021
Total value
$16.5B
+$2.43B (+17.2%) vs. Q3 2021
New holders
148
232 more added
Sold out
76
219 more reduced

10 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2021: 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 2021: 696 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 2021: $16.5B
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 2021

Shares, value and share of portfolio for each institution holding Western Digital Corp; share changes are against Q3 2021.

Institutions holding WDC in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Zimmer Partners, LP0$00.00%−225,000−100.0%Sold out
AMP Capital Investors Ltd0$00.00%−122,979−100.0%Sold out
Force Hill Capital Management LP0$00.00%−99,400−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−96,348−100.0%Sold out
Nomura Holdings Inc0$00.00%−61,175−100.0%Sold out
Point72 Hong Kong Ltd0$00.00%−60,568−100.0%Sold out
First American Trust, FSB0$00.00%−54,394−100.0%Sold out
Holocene Advisors, LP0$00.00%−54,368−100.0%Sold out
Augustine Asset Management Inc0$00.00%−54,007−100.0%Sold out
PEAK6 Investments LLC0$00.00%−52,919−100.0%Sold out
HAP Trading, LLC0$00.00%−42,452−100.0%Sold out
AlphaCrest Capital Management LLC0$00.00%−39,464−100.0%Sold out
Crestline Management, LP0$00.00%−36,148−100.0%Sold out
Jeereddi Investments, LP0$00.00%−31,213−100.0%Sold out
Capula Management Ltd0$00.00%−30,176−100.0%Sold out
Healthcare of Ontario Pension Plan Trust Fund0$00.00%−24,737−100.0%Sold out
Blueshift Asset Management, LLC0$00.00%−24,489−100.0%Sold out
Achmea Investment Management B.V.0$00.00%−24,366−100.0%Sold out
Shay Capital LLC0$00.00%−22,500−100.0%Sold out
Wealth Enhancement Advisory Services, LLC0$00.00%−21,754−100.0%Sold out
Dean Investment Associates, LLC0$00.00%−19,888−100.0%Sold out
Delphi Management Inc0$00.00%−19,131−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−18,438−100.0%Sold out
Arrowstreet Capital, Limited Partnership0$00.00%−17,534−100.0%Sold out
CIBC World Markets Corp0$00.00%−17,276−100.0%Sold out
Analyst IMS Investment Management Services Ltd.0$00.00%−16,050−100.0%Sold out
Alpha Paradigm Partners, LLC0$00.00%−15,542−100.0%Sold out
E. Ohman J:or Asset Management AB0$00.00%−13,249−100.0%Sold out
Weiss Multi-Strategy Advisers LLC0$00.00%−12,381−100.0%Sold out
Strategic Wealth Partners, Ltd.0$00.00%−11,684−100.0%Sold out
Occudo Quantitative Strategies LP0$00.00%−11,681−100.0%Sold out
Virtu Financial LLC0$00.00%−11,333−100.0%Sold out
Windsor Creek Advisors, LLC0$00.00%−9,949−100.0%Sold out
Stevens Capital Management LP0$00.00%−9,475−100.0%Sold out
Magnetar Financial LLC0$00.00%−7,687−100.0%Sold out
Boothbay Fund Management, LLC0$00.00%−7,214−100.0%Sold out
Campbell & CO Investment Adviser LLC0$00.00%−7,126−100.0%Sold out
Citizens Financial Group Inc0$00.00%−6,523−100.0%Sold out
American National Insurance Co0$00.00%−5,928−100.0%Sold out
Alpha Cubed Investments, LLC0$00.00%−5,470−100.0%Sold out
Moody National Bank Trust Division0$00.00%−4,320−100.0%Sold out
SP Asset Management0$00.00%−4,275−100.0%Sold out
Meitav Dash Investments Ltd0$00.00%−4,000−100.0%Sold out
Wealthsource Partners, LLC0$00.00%−3,686−100.0%Sold out
Columbia Asset Management0$00.00%−3,600−100.0%Sold out
NuWave Investment Management, LLC0$00.00%−2,124−100.0%Sold out
Dearborn Partners LLC0$00.00%−10,500−100.0%Sold out
Jacobi Capital Management LLC0$00.00%−1,455−100.0%Sold out
Neo Ivy Capital Management0$00.00%−1,597−100.0%Sold out
CX Institutional0$00.00%−1,132−100.0%Sold out
Walled Lake Planning & Wealth Management, LLC0$00.00%−1,023−100.0%Sold out
International Assets Investment Management, LLC0$00.00%−28,478−100.0%Sold out
O'Shaughnessy Asset Management, LLC0$00.00%−728−100.0%Sold out
Global Retirement Partners, LLC0$00.00%−681−100.0%Sold out
Ibex Wealth Advisors0$00.00%−600−100.0%Sold out
Herold Advisors, Inc.0$00.00%−600−100.0%Sold out
Guidance Point Advisors, LLC0$00.00%−550−100.0%Sold out
Arkadios Wealth Advisors0$00.00%−432−100.0%Sold out
Charter Oak Capital Management, LLC0$00.00%−300−100.0%Sold out
Ironwood Financial, llc0$00.00%−203−100.0%Sold out
Capital Advisory Group Advisory Services, LLC0$00.00%−158−100.0%Sold out
Stonebridge Capital Advisors LLC0$00.00%−95−100.0%Sold out
Mascoma Wealth Management LLC0$00.00%−90−100.0%Sold out
NVWM, LLC0$00.00%−86−100.0%Sold out
Atlas Private Wealth Advisors0$00.00%−82−100.0%Sold out
TD Ameritrade Investment Management, LLC0$00.00%−72−100.0%Sold out
Meridian Wealth Partners, LLC0$00.00%−36−100.0%Sold out
MCF Advisors LLC0$00.00%−16−100.0%Sold out
Harvest Fund Management Co., Ltd0$00.00%−29−100.0%Sold out
Psagot Value Holdings Ltd. / (Israel)0$00.00%−26−100.0%Sold out
Logan Capital Management Inc0$00.00%−1−100.0%Sold out
Syverson Strege & Co0$00.00%−3−100.0%Sold out
Marshall Wace North America L.P.––––Not filed
Springowl Associates LLC––––Not filed
World Asset Management Inc––––Not filed
Landsberg, Bennett, & Dubbaneh LLC––––Not filed
B. Metzler seel. Sohn & Co. Holding AG––––Not filed
Black Maple Capital Management LP––––Not filed
Sonora Investment Management, LLC––––Not filed
Berman Capital Advisors, LLC––––Not filed
BBVA USA––––Not filed
Psagot Investment House Ltd.––––Not filed