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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, Q3 2021

Institutional positions in Western Digital Corp as of Sep 30, 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
634
−43 vs. Q2 2021
Shares held
249.5M
+2.50M (+1.0%) vs. Q2 2021
Total value
$14.1B
−$3.49B (−19.9%) vs. Q2 2021
New holders
63
210 more added
Sold out
106
243 more reduced

9 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2021: 634 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 heldQ3 2021: $14.1B
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, Q3 2021

Shares, value and share of portfolio for each institution holding Western Digital Corp; share changes are against Q2 2021.

Institutions holding WDC in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Public Sector Pension Investment Board60,945$3.44M0.02%+12,910+26.9%Added
Point72 Hong Kong Ltd60,568$3.42M0.26%+3,868+6.8%Added
Janney Montgomery Scott LLC60,211$3.40M0.01%+388+0.6%Added
American Assets Investment Management, LLC60,000$3.39M0.42%00.0%Unchanged
Tredje AP-fonden60,000$3.39M0.07%+60,000New
Raymond James Financial Services Advisors, Inc.58,955$3.33M0.01%−1,631−2.7%Reduced
SG Americas Securities, LLC58,034$3.27M0.02%+41,046+241.6%Added
Susquehanna Fundamental Investments, LLC57,868$3.27M0.06%+57,868New
Cinctive Capital Management LP56,996$3.22M0.18%−56,131−49.6%Reduced
British Columbia Investment Management Corp56,526$3.19M0.02%−52−0.1%Reduced
Utah Retirement Systems55,465$3.13M0.04%−3,100−5.3%Reduced
Gulf International Bank (UK) Ltd54,627$3.08M0.04%−659−1.2%Reduced
Swiss Life Asset Management Ltd54,418$3.07M0.04%−13,467−19.8%Reduced
First American Trust, FSB54,394$3.07M0.46%−27,291−33.4%Reduced
Holocene Advisors, LP54,368$3.07M0.02%−515,590−90.5%Reduced
Augustine Asset Management Inc54,007$3.05M1.62%−1,351−2.4%Reduced
The PNC Financial Services Group, Inc.53,245$3.00M0.00%+282+0.5%Added
PEAK6 Investments LLC52,919$2.99M0.06%−33,569−38.8%Reduced
Squarepoint Ops LLC52,336$2.95M0.02%+37,710+257.8%Added
Gotham Asset Management, LLC52,172$2.94M0.12%+52,172New
State of Tennessee, Treasury Department51,780$2.92M0.01%−2,805−5.1%Reduced
Sound Income Strategies, LLC50,518$2.85M0.37%+3,725+8.0%Added
BI Asset Management Fondsmaeglerselskab A/S49,496$2.79M0.11%+8,847+21.8%Added
DeepCurrents Investment Group LLC49,288$2.78M0.08%−11,408−18.8%Reduced
KBC Group NV48,481$2.74M0.01%00.0%Unchanged
Teacher Retirement System of Texas48,006$2.71M0.01%−46,390−49.1%Reduced
Texas Permanent School Fund47,342$2.67M0.03%−3,569−7.0%Reduced
Eaton Vance Management49,652$2.66M0.00%−1,264−2.5%Reduced
Mackay Shields LLC46,923$2.65M0.02%−1,356−2.8%Reduced
Kestra Advisory Services, LLC45,810$2.59M0.03%−5,150−10.1%Reduced
Penn Capital Management Co Inc45,686$2.58M0.26%−600−1.3%Reduced
Truist Financial Corp44,948$2.54M0.00%−2,140−4.5%Reduced
Stephens Inc42,849$2.42M0.04%−4,582−9.7%Reduced
HAP Trading, LLC42,452$2.40M0.18%+25,400+149.0%Added
Public Employees Retirement Association of Colorado41,107$2.32M0.01%00.0%Unchanged
Granahan Investment Management Inc40,977$2.31M0.04%−235,836−85.2%Reduced
Greenwich Wealth Management LLC40,612$2.29M0.19%+285+0.7%Added
Banque Cantonale Vaudoise40,361$2.28M0.10%−2,865−6.6%Reduced
IFM Investors Pty Ltd40,261$2.27M0.05%+357+0.9%Added
Oppenheimer Asset Management Inc.40,211$2.27M0.03%−119−0.3%Reduced
Mutual of America Capital Management LLC40,208$2.27M0.02%−9,103−18.5%Reduced
AlphaCrest Capital Management LLC39,464$2.23M0.12%+390+1.0%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys38,404$2.17M0.03%+31,186+432.1%Added
ING Groep NV38,024$2.15M0.03%+855+2.3%Added
Cornercap Investment Counsel Inc37,727$2.13M0.24%+3,147+9.1%Added
Banco Bilbao Vizcaya Argentaria, S.A.37,001$2.09M0.03%+1,441+4.1%Added
Handelsbanken Fonder AB36,810$2.08M0.01%00.0%Unchanged
Crestline Management, LP36,148$2.04M0.19%−17,122−32.1%Reduced
Metropolitan Life Insurance Co36,050$2.03M0.03%−1,225−3.3%Reduced
Bayesian Capital Management, LP35,400$2.00M0.58%+11,685+49.3%Added
Vident Investment Advisory, LLC35,267$1.99M0.06%+22,928+185.8%Added
SEI Investments Co33,537$1.88M0.00%+3,922+13.2%Added
Alaska Permanent Fund Corp32,700$1.85M0.04%00.0%Unchanged
Nissay Asset Management Corp32,618$1.84M0.02%−1,388−4.1%Reduced
Boston Private Wealth LLC31,695$1.79M0.02%+8,329+35.6%Added
Jeereddi Investments, LP31,213$1.76M1.61%00.0%Unchanged
Cubist Systematic Strategies, LLC31,098$1.75M0.02%+4,321+16.1%Added
Capula Management Ltd30,176$1.70M0.13%+30,176New
Advisor Group Holdings, Inc.29,731$1.68M0.00%−1,646−5.2%Reduced
Mackenzie Financial Corp29,697$1.68M0.00%+8,630+41.0%Added
Cypress Capital, LLC29,529$1.67M0.21%+29,529New
Hartford Investment Management Co28,616$1.61M0.04%−3,710−11.5%Reduced
Capital Fund Management S.A.28,449$1.61M0.04%−37,445−56.8%Reduced
OPSEU Pension Plan Trust Fund27,908$1.58M0.40%−945−3.3%Reduced
Arden Trust Co27,860$1.57M0.27%−768−2.7%Reduced
CIBC Asset Management Inc27,828$1.57M0.01%+983+3.7%Added
Sumitomo Mitsui DS Asset Management Company, Ltd27,708$1.56M0.04%+868+3.2%Added
Norinchukin Bank, The26,195$1.48M0.02%+846+3.3%Added
Vestmark Advisory Solutions, Inc.26,129$1.48M0.10%+91+0.3%Added
Securian Asset Management, Inc25,455$1.44M0.03%−257−1.0%Reduced
Alerus Financial NA25,366$1.43M0.13%+1,891+8.1%Added
Natixis Advisors, L.P.25,356$1.43M0.01%−6,658−20.8%Reduced
Daiwa Securities Group Inc.25,213$1.42M0.01%+2,234+9.7%Added
Taylor Wealth Management Partners25,000$1.41M0.50%−5,000−16.7%Reduced
Massachusetts Financial Services Co24,881$1.40M0.00%−3,059−10.9%Reduced
Commonwealth Equity Services, LLC24,828$1.40M0.00%−1,910−7.1%Reduced
Healthcare of Ontario Pension Plan Trust Fund24,737$1.40M0.00%−29,694−54.6%Reduced
Blueshift Asset Management, LLC24,489$1.38M0.08%+12,729+108.2%Added
Creative Planning24,417$1.38M0.00%−16,510−40.3%Reduced
Achmea Investment Management B.V.24,366$1.38M0.04%+13,168+117.6%Added
Venture Visionary Partners LLC26,177$1.37M0.10%+1,223+4.9%Added
Keybank National Association23,806$1.34M0.01%−4,006−14.4%Reduced
Maryland State Retirement & Pension System23,276$1.32M0.04%00.0%Unchanged
Clear Harbor Asset Management, LLC23,095$1.30M0.15%+330+1.4%Added
BLB&B Advisors, LLC22,893$1.29M0.09%−1,482−6.1%Reduced
Shay Capital LLC22,500$1.27M0.40%−59,356−72.5%Reduced
Polianta Ltd22,300$1.26M0.58%+22,300New
CIBC World Markets Inc.22,127$1.25M0.00%−150−0.7%Reduced
Wealth Enhancement Advisory Services, LLC21,754$1.23M0.02%+21,754New
Seven Eight Capital, LP21,586$1.22M0.12%+21,586New
Westpac Banking Corp21,548$1.22M0.01%−11,619−35.0%Reduced
Two Sigma Securities, LLC21,398$1.21M0.25%+17,502+449.2%Added
Elo Mutual Pension Insurance Co21,372$1.21M0.04%00.0%Unchanged
Blair William & Co21,347$1.21M0.00%+8,224+62.7%Added
Miracle Mile Advisors, LLC21,166$1.20M0.06%+7,800+58.4%Added
New Mexico Educational Retirement Board20,014$1.13M0.04%−400−2.0%Reduced
Supplemental Annuity Collective Trust of NJ20,000$1.13M0.37%00.0%Unchanged
Dean Investment Associates, LLC19,888$1.12M0.21%−584−2.9%Reduced
Delphi Management Inc19,131$1.08M1.11%−787−4.0%Reduced
Louisiana State Employees Retirement System19,100$1.08M0.03%00.0%Unchanged