13F

Stock

Western Digital Corp

WDC · held by 1,234 managers

Reported value

$64.5B

Holders

1,234

+22 new · −6 exited

Holders’ est. mark

$2.18B

Price effect on 8 books still in the name

Largest holder

$7.3B

Vanguard

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Vanguard42.3M$7.3B—Held
BlackRock, Inc.55.9M$6.21B—Held
Fidelity59.2M$5.94B—Held
State Street49.7M$2.86B—Held
JPMORGAN CHASE & CO14.3M$2.46B—Held
BANK OF AMERICA CORP /DE/12M$2.07B$628.3MCut−$609.7M
Amundi6M$2.06B—Held
D. E. Shaw & Co., Inc.160.1M$1.69B—Held
GEODE CAPITAL MANAGEMENT, LLC9.28M$1.59B—Held
MORGAN STANLEY10.3M$1.55B$618.8MAdded$529M
AMERIPRISE FINANCIAL INC13.5M$1.49B—Held
WCM INVESTMENT MANAGEMENT, LLC6.69M$1.18B—Held
MILLENNIUM MANAGEMENT LLC200.4M$972.8M—Held
Invesco Ltd.6.96M$946.7M—Held
WHITEBOX ADVISORS LLC204.4M$936.9M—Held
Nuveen, LLC10.6M$813.8M—Held
NORGES BANK4.58M$788.7M$603.6MAdded$585.2M
GOLDMAN SACHS GROUP INC4.56M$785.5M—Held
UBS Group AG4.55M$784M—Held
VOYA INVESTMENT MANAGEMENT LLC136.5M$687.8M—Held
Citadel92.1M$643.9M—Held
NORTHERN TRUST CORP3.67M$632.6M—Held
DIMENSIONAL FUND ADVISORS LP3.57M$614.3M—Held
Icahn Capital2.97M$512.1M—Held
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC2.81M$484M—Held
FRED ALGER MANAGEMENT, LLC2.68M$462.4M—Held
Sculptor Capital LP100.4M$460.9M—New
Maple Rock Capital Partners Inc.2.38M$410.3M—Held
CHARLES SCHWAB INVESTMENT MANAGEMENT INC2.27M$390.5M—Held
DEUTSCHE BANK AG\2.23M$384.4M—Held
Bank of New York Mellon Corp2.62M$359.6M—Held
BNP PARIBAS FINANCIAL MARKETS27.2M$359.3M—Held
Calamos Advisors LLC76.4M$350.6M—Held
Legal & General Group Plc2.03M$350.3M—Held
ROYAL BANK OF CANADA2.14M$342.3M—Held
TWO SIGMA INVESTMENTS, LP62.9M$340.3M—Held
BANK OF NOVA SCOTIA28.3M$319.1M—Held
BANK OF MONTREAL /CAN/30M$310.7M—Held
AMF Tjanstepension AB1.77M$304.6M—Held
National Pension Service1.69M$291.4M—Held
ALLIANCEBERNSTEIN L.P.1.63M$280.6M—Held
CAPSTONE INVESTMENT ADVISORS, LLC59M$271.1M—Held
BARCLAYS PLC2.54M$267.6M$208.9MAdded$101M
CITIGROUP INC2.91M$241.3M—Held
Robeco Institutional Asset Management B.V.1.38M$237.2M—Held
Castle Hook Partners LP1.33M$228.4M—Held
HSBC HOLDINGS PLC1.27M$218.1M—Held
Alberta Investment Management Corp45M$206.5M$62.4MAdded$62.4M
NOMURA ASSET MANAGEMENT CO LTD1.12M$193.3M—Held
Capital World Investors1.54M$185.4M—Held
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.1.92M$180.7M—Held
PRUDENTIAL FINANCIAL INC1.02M$175.6M—Held
PRINCIPAL FINANCIAL GROUP INC992.7K$171M—Held
Renaissance Technologies992.5K$171M—Held
Swiss National Bank950.8K$163.8M—Held
Holocene Advisors, LP935K$161.1M—Held
Polar Capital Holdings Plc913.2K$157.3M—Held
WELLS FARGO & COMPANY/MN1.97M$154.2M—Held
Sumitomo Mitsui Trust Group, Inc.887.1K$152.8M—Held
Trivest Advisors Ltd875K$150.7M—Held
Mitsubishi UFJ Asset Management Co., Ltd.751.2K$141M—Held
Boussard & Gavaudan Investment Management LLP29.5K$138.4M—Held
Soroban Capital Partners LP1.15M$137.6M—Held
California Public Employees Retirement System798.8K$137.6M—Held
Aequim Alternative Investments LP28.5M$130.7M—Held
PRIMECAP MANAGEMENT CO/CA/753.5K$129.8M—Held
Atalan Capital Partners, LP705.4K$121.5M—Held
Linden Advisors LP25.9M$118.7M—Held
WORLDQUANT MILLENNIUM ADVISORS LLC641.9K$110.6M—Held
RHUMBLINE ADVISERS635K$109.4M—Held
FIRST TRUST ADVISORS LP627.2K$108M—Held
ProShare Advisors LLC618.1K$106.5M—Held
Caisse de depot et placement du Quebec593.3K$102.2M—Held
ENVESTNET ASSET MANAGEMENT INC593.3K$102.2M—Held
Wolf Hill Capital Management, LP590.4K$101.7M—Held
VICTORY CAPITAL MANAGEMENT INC587.5K$101.2M—Held
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM544.5K$93.8M—Held
PARNASSUS INVESTMENTS, LLC523.5K$90.2M—Held
Squarepoint Ops LLC522.3K$90M—Held
MACKENZIE FINANCIAL CORP503.3K$88.4M—Held
Gotham Asset Management, LLC506.8K$87.3M—Held
MACKAY SHIELDS LLC18.9M$86.6M—Held
SEI INVESTMENTS CO591.2K$81.7M—Held
Universal- Beteiligungs- und Servicegesellschaft mbH2.29M$75.1M—Held
NEUBERGER BERMAN GROUP LLC425.8K$73.4M—Held
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main415.6K$71.6M$21MAdded$57.8M
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND10.1M$71.2M—Held
WT Asset Management Ltd411.5K$70.9M—Held
FRANKLIN RESOURCES INC2M$69M—Held
STOREBRAND ASSET MANAGEMENT AS394.8K$68M—Held
Alta Park Capital, LP393.5K$67.8M—Held
MANUFACTURERS LIFE INSURANCE COMPANY, THE7.35M$66.4M—Held
CANADA PENSION PLAN INVESTMENT BOARD382.2K$65.8M—Held
BAHL & GAYNOR INC375K$64.6M—Held
Quantinno Capital Management LP373.2K$64.3M—Held
Korea Investment CORP370.5K$63.8M—Held
TEACHER RETIREMENT SYSTEM OF TEXAS367.3K$63.3M—Held
AustralianSuper Pty Ltd351.7K$60.6M—Held
Russell Investments Group, Ltd.391.7K$59.2M—Held
Pictet Asset Management Holding SA342.5K$59M—Held
SIMPLEX TRADING, LLC341.8K$58.9M—Held
NOMURA HOLDINGS INC341.5K$58.8M—Held
DANSKE BANK A/S340.5K$58.7M$29.9MAdded$41M
RAYMOND JAMES FINANCIAL INC336.8K$58M—Held
LPL Financial LLC333.2K$57.4M—Held
HAWK RIDGE CAPITAL MANAGEMENT LP325.7K$56.1M—Held
Slate Path Capital LP321.3K$55.3M—Held
Amanah Holdings Trust315K$54.3M—Held
AVIVA PLC305.3K$52.6M—Held
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM303.7K$52.3M—Held
VIRGINIA RETIREMENT SYSTEMS ET Al296.7K$51.1M—Held
PFA Pension, Forsikringsaktieselskab280.1K$49.3M—Held
SCHRODER INVESTMENT MANAGEMENT GROUP285.2K$49.1M—Held
NATIONAL BANK OF CANADA /FI/273.5K$47.1M—Held
Aberdeen Group plc272.5K$46.9M—Held
LAZARD ASSET MANAGEMENT LLC38.4M$46.8M—Held
ASSETMARK, INC269.9K$46.5M—Held
SSI INVESTMENT MANAGEMENT LLC9.87M$45.2M—Held
Andra AP-fonden260.4K$44.9M—Held
ARS Investment Partners, LLC259.2K$44.7M—Held
ADAGE CAPITAL PARTNERS GP, L.L.C.258.6K$44.6M—Held
IEQ CAPITAL, LLC244.8K$42.2M—Held
BRAUN STACEY ASSOCIATES INC243.4K$41.9M—Held
Tredje AP-fonden242.9K$41.8M—Held
LMR Partners LLP235.7K$40.6M—Held
ING GROEP NV234.7K$40.4M—Held
SUSQUEHANNA INTERNATIONAL GROUP, LLP233.9K$40.3M—Held
Connor, Clark & Lunn Investment Management Ltd.230.5K$39.7M—Held
Ceredex Value Advisors LLC230.4K$39.7M—Held
Balyasny Asset Management L.P.229.7K$39.6M—Held
Nationale-Nederlanden Powszechne Towarzystwo Emerytalne S.A.227.3K$39.2M—Held
CAPITAL FUND MANAGEMENT S.A.227.1K$39.1M—Held
STATE OF WISCONSIN INVESTMENT BOARD227K$39.1M—Held
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.225.5K$38.9M—Held
Swedbank AB224.3K$38.6M—Held
NATIXIS217.9K$37.5M—Held
Verition Fund Management LLC211.9K$36.5M—Held
GENDELL JEFFREY L210.2K$36.2M—Held
Schonfeld Strategic Advisors LLC209K$36M—Held
Talos Eurisko Asset Management LP206.8K$35.6M—Held
Vinva Investment Management Ltd198.7K$35.2M—Held
LOOMIS SAYLES & CO L P199.4K$34.4M—Held
KEYSTONE INVESTORS PTE LTD197.2K$34M—Held
Avala Global LP189.1K$32.6M—Held
Mirae Asset Global Investments Co., Ltd.184.3K$31.7M—Held
DEPRINCE RACE & ZOLLO INC180.7K$31.1M—Held
Cerity Partners LLC180.6K$31.1M—Held
Apis Capital Advisors, LLC179.9K$31M—Held
Point72 Asset Management, L.P.178.8K$30.8M—Held
Man Group plc178.4K$30.7M—Held
Rafferty Asset Management, LLC177.7K$30.6M—Held
NEW YORK STATE COMMON RETIREMENT FUND177.6K$30.6M—Held
State of Tennessee, Department of Treasury122.2K$30.6M—Held
Alyeska Investment Group, L.P.177.3K$30.5M—Held
TORONTO DOMINION BANK176.3K$30.4M—Held
Chevy Chase Trust Holdings, LLC173.4K$29.9M—Held
ROYAL LONDON ASSET MANAGEMENT LTD171.6K$29.6M—Held
APG Asset Management N.V.199.1K$29.2M—Held
FORSTA AP-FONDEN169.3K$29.2M—Held
KLP KAPITALFORVALTNING AS168.3K$29M—Held
LGT Group Foundation163.8K$28.8M—Held
O'SHAUGHNESSY ASSET MANAGEMENT, LLC164.7K$28.4M—Held
MARSHALL WACE, LLP161.9K$27.9M—Held
STIFEL FINANCIAL CORP160.7K$27.7M—Held
Asset Management One Co., Ltd.152.9K$27.4M—Held
Candriam S.C.A.156.3K$26.9M—Held
Rivermont Capital Management LP154.3K$26.6M—Held
Warberg Asset Management LLC5.73M$26.3M—Held
Artemis Investment Management LLP152K$26.2M—Held
STRS OHIO151.8K$26.2M—Held
Crossmark Global Holdings, Inc.151.8K$26.1M—Held
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO151.8K$26.1M—Held
683 Capital Management, LLC143.3K$24.7M—Held
CIBC Asset Management Inc143.3K$24.7M—Held
MERCER GLOBAL ADVISORS INC /ADV142.7K$24.6M—Held
AMERICAN CENTURY COMPANIES INC142.1K$24.5M—Held
TD Asset Management Inc140.5K$24.2M—Held
Mitsubishi UFJ Trust & Banking Corp140.5K$24.2M—Held
Illinois Municipal Retirement Fund139.5K$24M—Held
Arbejdsmarkedets Tillaegspension137.2K$23.6M—Held
Mariner, LLC135.2K$23.3M—Held
Central Asset Investments & Management Holdings (HK) Ltd133.7K$23M—Held
NEOS Investment Management LLC132.3K$22.8M—Held
INTECH INVESTMENT MANAGEMENT LLC129.3K$22.3M—Held
Allianz Asset Management GmbH127.3K$21.9M—Held
Swiss Life Asset Management Ltd126.5K$21.8M$6.56MAdded$6.71M
Skandinaviska Enskilda Banken AB (publ)125.3K$21.6M—Held
Susquehanna Portfolio Strategies, LLC124.7K$21.5M—Held
Maytus Capital Management, LLC123K$21.2M—Held
CloudAlpha Capital Management Limited/Hong Kong121.3K$20.9M—Held
PINEBRIDGE INVESTMENTS LLC120.1K$20.7M—Held
State of New Jersey Common Pension Fund D119.3K$20.6M—Held
OFI INVEST ASSET MANAGEMENT137.6K$20.2M—Held
Park West Asset Management LLC111.5K$19.2M—Held
Woodline Partners LP109.6K$18.9M—Held
Resona Asset Management Co.,Ltd.107.7K$18.7M—Held
GUGGENHEIM CAPITAL LLC108.4K$18.7M—Held
Creative Planning106.9K$18.4M—Held
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC105.7K$18.2M—Held
STATE OF MICHIGAN RETIREMENT SYSTEM103.7K$17.9M—Held
Caption Management, LLC102.2K$17.6M—Held
NISA INVESTMENT ADVISORS, LLC101.5K$17.5M—Held
Melqart Asset Management (UK) Ltd99.4K$17.1M—Held
NORDEA INVESTMENT MANAGEMENT AB98.1K$17.1M—Held
Parallax Volatility Advisers, L.P.97.2K$16.7M—Held
Mediolanum International Funds Ltd95.1K$16.7M—Held
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC74.9K$16.7M—Held
Sumitomo Mitsui DS Asset Management Company, Ltd96.7K$16.7M—Held
ARIZONA STATE RETIREMENT SYSTEM95.6K$16.5M—Held
NISSAY ASSET MANAGEMENT CORP /JAPAN95.2K$16.4M—Held
Cetera Investment Advisers94.6K$16.3M—Held
Pacer Advisors, Inc.168.8K$16.2M—Held
US BANCORP \DE\94.1K$16.2M—Held
HIGHLAND PEAK CAPITAL, LLC93.5K$16.1M—Held
Engineers Gate Manager LP92.3K$15.9M—Held
Walleye Trading LLC91.5K$15.8M—Held
Ensign Peak Advisors, Inc90.6K$15.6M—Held
Czech National Bank90.2K$15.5M—Held
Zurcher Kantonalbank (Zurich Cantonalbank)90K$15.5M—Held
ADVENT CAPITAL MANAGEMENT /DE/3.36M$15.4M—Held
LOS ANGELES CAPITAL MANAGEMENT LLC111.5K$15.4M—Held
CIBC WORLD MARKETS CORP88.7K$15.3M—Held
Meridiem Capital Partners LP87.5K$15.1M—Held
Sienna Gestion86K$15.1M—Held
OSAIC HOLDINGS, INC.86.6K$14.9M—Held
COMMONWEALTH EQUITY SERVICES, LLC85.7K$14.8M—Held
ROBOTTI ROBERT84.8K$14.6M—Held
ODDO BHF ASSET MANAGEMENT SAS82.7K$14.5M—Held
Zweig-DiMenna Associates LLC83.1K$14.3M—Held
Cavalier Investments, LLC82K$14.1M—Held
MetLife Investment Management, LLC81.9K$14.1M—Held
Belvedere Trading LLC81.7K$14.1M—Held
BANCO BILBAO VIZCAYA ARGENTARIA, S.A.81.2K$14M—Held
PERMIT CAPITAL, LLC80K$13.8M—Held
BOOTHBAY FUND MANAGEMENT, LLC79.8K$13.7M—Held
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS79.5K$13.7M—Held
MML INVESTORS SERVICES, LLC92.3K$13.5M—Held
CHAPIN DAVIS, INC.78.4K$13.5M—Held
FIL Ltd76.9K$13.2M—Held
TWO SIGMA ADVISERS, LP76.2K$13.1M—Held
Varma Mutual Pension Insurance Co76.1K$13.1M—Held
Retirement Systems of Alabama72.7K$12.5M—Held
KNIGHTSBRIDGE ASSET MANAGEMENT, LLC72.4K$12.5M—Held
Bridgewater72.3K$12.5M—Held
Twin Tree Management, LP71K$12.2M—Held
CIBC Private Wealth Group LLC69.3K$11.9M—Held
GROUP ONE TRADING LLC68.8K$11.8M—Held
MIG Capital, LLC67.4K$11.6M—Held
UniSuper Management Pty Ltd66.8K$11.5M—Held
S&T Bank/PA66.6K$11.5M—Held

Who left

Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.