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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 2024

Institutional positions in Western Digital Corp as of Dec 31, 2024. 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
711
+21 vs. Q3 2024
Shares held
336.8M
+14.0M (+4.4%) vs. Q3 2024
Total value
$20.1B
−$1.96B (−8.9%) vs. Q3 2024
New holders
125
270 more added
Sold out
104
218 more reduced

8 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2024: 711 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 2024: $20.1B
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, Q4 2024

Shares, value and share of portfolio for each institution holding Western Digital Corp; share changes are against Q3 2024.

Institutions holding WDC in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Nishkama Capital, LLC74,891$4.47M0.73%−25,109−25.1%Reduced
Czech National Bank74,957$4.47M0.04%+8,441+12.7%Added
HAP Trading, LLC75,091$4.48M1.50%−4,147−5.2%Reduced
Wellington Management Group LLP75,836$4.52M0.00%+27,335+56.4%Added
Sound Income Strategies, LLC75,874$4.52M0.28%+8,856+13.2%Added
Simplex Trading, LLC77,468$4.62M0.13%+47,326+157.0%Added
UniSuper Management Pty Ltd79,216$4.72M0.03%+6,212+8.5%Added
Melqart Asset Management (UK) Ltd80,120$4.78M0.64%−101,934−56.0%Reduced
Mountain Hill Investment Partners Corp.80,341$4.79M4.88%+80,341New
Jain Global LLC83,273$4.97M0.15%+83,273New
Robotti Robert83,530$4.98M0.87%+535+0.6%Added
Sumitomo Mitsui DS Asset Management Company, Ltd83,533$4.98M0.05%+2,710+3.4%Added
ProShare Advisors LLC84,789$5.06M0.01%−65,845−43.7%Reduced
Stifel Financial Corp88,103$5.25M0.01%−186−0.2%Reduced
Nisa Investment Advisors, LLC88,252$5.26M0.02%+285+0.3%Added
Caption Management, LLC90,500$5.40M0.22%+25,489+39.2%Added
MetLife Investment Management91,495$5.46M0.03%+6,598+7.8%Added
John G Ullman & Associates Inc93,475$5.57M0.82%−1,743−1.8%Reduced
Greenland Capital Management LP95,162$5.67M1.13%+95,162New
Polymer Capital Management (US) LLC95,777$5.71M1.83%+95,777New
Voya Investment Management LLC98,868$5.90M0.01%−2,023−2.0%Reduced
Ossiam99,224$5.92M0.10%−553,119−84.8%Reduced
Handelsbanken Fonder AB99,444$5.93M0.02%+34,579+53.3%Added
O'Brien Greene & Co. Inc99,672$5.94M1.93%−8,950−8.2%Reduced
Arizona State Retirement System100,372$5.99M0.04%+6,823+7.3%Added
Woodline Partners LP100,610$6.00M0.04%+61,702+158.6%Added
Victory Capital Management Inc100,756$6.01M0.01%−61,829−38.0%Reduced
PKO BP BANKOWY Universal Pension Society JSC101,000$6.02M5.01%+101,000New
Nomura Holdings Inc102,038$6.08M0.03%+102,038New
Resona Asset Management Co.,Ltd.101,834$6.09M0.04%−1,844−1.8%Reduced
Nomura Asset Management Co Ltd102,479$6.11M0.02%+1,069+1.1%Added
Thrivent Financial for Lutherans100,709$6.12M0.01%−9,184−8.4%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)103,578$6.18M0.02%+8,193+8.6%Added
S&T Bank104,017$6.20M1.98%−13,650−11.6%Reduced
State of Michigan Retirement System104,657$6.24M0.03%+15,700+17.6%Added
Cerity Partners LLC95,047$6.31M0.01%−56,514−37.3%Reduced
Raymond James Financial Inc106,741$6.36M0.00%+106,741New
Illinois Municipal Retirement Fund108,719$6.48M0.09%−11,991−9.9%Reduced
Envestnet Asset Management Inc109,072$6.50M0.00%−177,145−61.9%Reduced
Crestline Management, LP112,982$6.74M0.23%−10,368−8.4%Reduced
Permit Capital, LLC113,050$6.74M2.32%00.0%Unchanged
Standard Life Aberdeen plc113,629$6.80M0.01%−5,948−5.0%Reduced
Lansforsakringar Fondforvaltning AB (publ)115,087$6.86M0.04%+115,087New
Portman Square Capital LLP115,334$6.88M1.32%+109,287+1,807.3%Added
South Dakota Investment Council116,027$6.92M0.14%00.0%Unchanged
Toronto Dominion Bank116,691$6.96M0.01%−3,948−3.3%Reduced
Mizuho Markets Americas LLC117,300$6.99M0.13%+117,300New
Credit Agricole S A118,659$7.08M0.02%+78,403+194.8%Added
Parus Finance (UK) Ltd119,661$7.14M2.24%−2,870−2.3%Reduced
Rafferty Asset Management, LLC121,610$7.25M0.03%+5,131+4.4%Added
KLP Kapitalforvaltning AS123,523$7.37M0.03%+123,523New
Great Lakes Advisors, LLC125,886$7.51M0.06%−4,184−3.2%Reduced
State of New Jersey Common Pension Fund D126,017$7.51M0.03%+5,836+4.9%Added
Mn Services Vermogensbeheer B.V.126,500$7.54M0.05%+2,100+1.7%Added
SEI Investments Co126,544$7.55M0.01%−29,213−18.8%Reduced
Zweig-DiMenna Associates LLC127,509$7.60M0.64%00.0%Unchanged
Engineers Gate Manager LP129,075$7.70M0.13%+102,588+387.3%Added
Portolan Capital Management, LLC129,245$7.71M0.52%−5,982−4.4%Reduced
LPL Financial LLC130,322$7.77M0.00%−17,226−11.7%Reduced
Clearline Capital LP139,193$8.30M1.10%−21,539−13.4%Reduced
Asset Management One Co.,Ltd.137,360$8.34M0.03%+5,159+3.9%Added
Rokos Capital Management LLP141,314$8.43M0.18%+141,314New
Royal London Asset Management Ltd147,136$8.77M0.02%+12,966+9.7%Added
Ardmore Road Asset Management LP150,000$8.94M1.30%+150,000New
Public Employees Retirement System of Ohio151,296$9.02M0.03%+2,053+1.4%Added
TD Asset Management Inc152,886$9.12M0.01%−5,508−3.5%Reduced
Treasurer of the State of North Carolina156,001$9.30M0.04%+9,140+6.2%Added
Corebridge Financial, Inc.156,247$9.32M0.05%+27,017+20.9%Added
Mitsubishi UFJ Trust & Banking Corp156,763$9.35M0.02%+6,129+4.1%Added
Universal- Beteiligungs- und Servicegesellschaft mbH162,045$9.66M0.02%+162,045New
Meridiem Capital Partners LP163,275$9.74M0.92%+163,275New
National Bank of Canada166,891$9.95M0.01%+28,046+20.2%Added
M&G Plc165,980$9.96M0.06%−16,087−8.8%Reduced
DeepCurrents Investment Group LLC167,398$9.98M0.33%+12,001+7.7%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main170,791$10.2M0.01%−31,141−15.4%Reduced
New York State Common Retirement Fund173,079$10.3M0.01%−2,500−1.4%Reduced
Ensign Peak Advisors, Inc174,077$10.4M0.02%+950+0.5%Added
Kintayl Capital LP176,191$10.5M9.74%+176,191New
Chevy Chase Trust Holdings, Inc.181,411$10.8M0.03%+6,331+3.6%Added
Prudential Financial Inc185,862$11.1M0.02%−19,193−9.4%Reduced
STRS Ohio187,050$11.2M0.04%−291,314−60.9%Reduced
Danske Bank A/S187,519$11.2M0.03%+2,651+1.4%Added
Susquehanna Fundamental Investments, LLC188,152$11.2M0.19%+188,152New
Assenagon Asset Management S.A.195,435$11.7M0.02%+3,325+1.7%Added
APG Asset Management N.V.205,479$11.8M0.03%+187,050+1,015.0%Added
Pictet Asset Management Holding SA202,512$12.1M0.01%+18,892+10.3%Added
State of Tennessee, Treasury Department202,783$12.1M0.04%+53,172+35.5%Added
Manufacturers Life Insurance Company, The204,991$12.2M0.01%−539,947−72.5%Reduced
Aviva PLC206,685$12.3M0.03%+125,251+153.8%Added
Kadensa Capital Ltd209,017$12.5M1.51%−215,023−50.7%Reduced
Kingdon Capital Management, L.L.C.210,000$12.5M2.14%+210,000New
Rivermont Capital Management LP210,045$12.5M4.72%+9,068+4.5%Added
CastleKnight Management LP210,700$12.6M1.38%−218,200−50.9%Reduced
Highland Peak Capital, LLC211,851$12.6M8.76%+116,601+122.4%Added
Redwood Grove Capital, LLC212,818$12.7M3.93%00.0%Unchanged
Boothbay Fund Management, LLC214,759$12.8M0.40%−52,358−19.6%Reduced
Susquehanna International Group, LLP216,726$12.9M0.02%−25,992−10.7%Reduced
Crossmark Global Holdings, Inc.238,429$14.2M0.26%+1,757+0.7%Added
DekaBank Deutsche Girozentrale240,010$14.4M0.03%00.0%Unchanged
Korea Investment CORP243,676$14.5M0.03%−350,871−59.0%Reduced