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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 2023

Institutional positions in Western Digital Corp as of Dec 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
610
+73 vs. Q3 2023
Shares held
301.1M
+22.6M (+8.1%) vs. Q3 2023
Total value
$15.8B
+$3.06B (+24.1%) vs. Q3 2023
New holders
119
201 more added
Sold out
46
200 more reduced

6 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2023: 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 2023: 610 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 2023: $15.8B
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 2023

Shares, value and share of portfolio for each institution holding Western Digital Corp; share changes are against Q3 2023.

Institutions holding WDC in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc38,579,938$2.02B0.04%+215,207+0.6%Added
BlackRock Inc.27,406,158$1.44B0.04%+1,488,944+5.7%Added
Price T Rowe Associates Inc24,169,355$1.27B0.17%−1,981,421−7.6%Reduced
State Street Corp12,741,489$667.3M0.03%+216,932+1.7%Added
Millennium Management LLC10,483,521$549.0M0.52%+3,917,122+59.7%Added
Nomura Holdings Inc8,771,915$459.4M4.12%−4,590,084−34.4%Reduced
Victory Capital Management Inc8,357,667$437.7M0.46%+70,984+0.9%Added
Geode Capital Management, LLC7,418,652$387.5M0.04%+252,486+3.5%Added
Citadel Advisors LLC6,899,353$361.3M0.36%+1,625,409+30.8%Added
Morgan Stanley6,828,205$357.6M0.03%+4,375,525+178.4%Added
UBS Group AG5,743,085$300.8M0.12%+82,007+1.4%Added
DnB Asset Management AS5,587,698$292.6M1.52%+443,903+8.6%Added
Balyasny Asset Management LLC4,941,330$258.8M0.72%+1,327,610+36.7%Added
Slate Path Capital LP4,777,500$250.2M5.55%−846,000−15.0%Reduced
Alliancebernstein L.P.4,546,464$238.1M0.09%−192,308−4.1%Reduced
Point72 Asset Management, L.P.4,301,051$225.2M0.68%+971,494+29.2%Added
Invesco Ltd.4,293,608$224.9M0.05%−872,025−16.9%Reduced
Ameriprise Financial Inc4,148,858$217.3M0.07%−478,053−10.3%Reduced
Kodai Capital Management LP4,065,310$212.9M4.34%+4,065,310New
Holocene Advisors, LP3,235,952$169.5M0.66%+1,804,675+126.1%Added
Dimensional Fund Advisors LP3,113,795$163.1M0.05%−91,973−2.9%Reduced
Charles Schwab Investment Management Inc3,096,993$162.2M0.04%+68,879+2.3%Added
Northern Trust Corp3,083,195$161.5M0.03%−185,569−5.7%Reduced
Norges Bank2,882,525$151.0M0.03%+134,852+4.9%Added
Maple Rock Capital Partners Inc.2,835,670$148.5M11.64%+349,337+14.1%Added
D. E. Shaw & Co., Inc.2,733,336$143.1M0.21%+2,596,259+1,894.0%Added
Alyeska Investment Group, L.P.2,727,869$142.9M0.96%−216,437−7.4%Reduced
Legal & General Group Plc2,546,679$133.4M0.04%−110,655−4.2%Reduced
UBS Asset Management Americas Inc2,336,579$122.4M0.05%+121,225+5.5%Added
Bank of New York Mellon Corp2,129,625$111.5M0.02%−475,346−18.2%Reduced
Two Sigma Investments, LP2,093,821$109.7M0.26%+2,047,321+4,402.8%Added
FIL Ltd1,975,903$103.5M0.11%−17,842−0.9%Reduced
Artemis Investment Management LLP1,999,589$100.8M1.48%+1,999,589New
BNP Paribas Arbitrage, SA1,737,605$91.0M0.17%+1,299,631+296.7%Added
Clearbridge Investments, LLC1,657,815$86.8M0.07%−252,344−13.2%Reduced
CDAM (UK) Ltd1,573,234$82.4M10.20%00.0%Unchanged
Voya Investment Management LLC1,554,153$81.4M0.08%+1,445,625+1,332.0%Added
Primecap Management Co1,542,608$80.8M0.06%−736,761−32.3%Reduced
Two Sigma Advisers, LP1,433,900$75.1M0.18%+1,286,500+872.8%Added
Parnassus Investments1,414,870$74.1M0.16%−570,971−28.8%Reduced
HSBC Holdings PLC1,217,933$64.0M0.06%+617,126+102.7%Added
Elliott Investment Management L.P.SuperinvestorElliott Investment Management1,185,000$62.1M0.68%00.0%Unchanged
Royal Bank of Canada1,169,216$61.2M0.02%+887,762+315.4%Added
Schroder Investment Management Group1,139,775$59.7M0.08%−72,971−6.0%Reduced
Bank of Montreal1,091,314$57.8M0.03%+317,773+41.1%Added
Citigroup Inc1,027,515$53.8M0.07%+785,228+324.1%Added
Swiss National Bank1,013,607$53.1M0.04%−15,500−1.5%Reduced
Wells Fargo & Company994,858$52.1M0.01%+619,177+164.8%Added
Thunderbird Partners LLP945,557$49.5M10.68%−24,033−2.5%Reduced
Westfield Capital Management Co LP925,458$48.5M0.28%+925,458New
Deutsche Bank AG918,238$48.1M0.02%−76,079−7.7%Reduced
Woodline Partners LP880,514$46.1M0.50%+880,514New
Worldquant Millennium Advisors LLC873,490$45.7M0.64%+596,837+215.7%Added
Schonfeld Strategic Advisors LLC869,726$45.5M0.37%+682,104+363.6%Added
Davidson Kempner Capital Management LP850,000$44.5M0.78%+850,000New
Nuveen Asset Management, LLC874,473$44.4M0.01%−50,163−5.4%Reduced
Korea Investment CORP845,901$44.3M0.12%+782,582+1,235.9%Added
Bank of America Corp819,343$42.9M0.00%+70,514+9.4%Added
Credit Suisse AG810,978$42.5M0.04%−23,236−2.8%Reduced
Principal Financial Group Inc796,784$41.7M0.03%+91,901+13.0%Added
Barclays PLC775,376$40.6M0.02%−3,377,065−81.3%Reduced
Jane Street Group, LLC770,253$40.3M0.05%−225,008−22.6%Reduced
JPMorgan Chase & Co764,450$40.0M0.00%−9,951−1.3%Reduced
Sumitomo Mitsui Trust Holdings, Inc.757,301$39.7M0.03%−25,841−3.3%Reduced
ExodusPoint Capital Management, LP750,869$39.3M0.49%+398,563+113.1%Added
Mizuho Markets Americas LLC711,476$37.3M1.12%+711,476New
Sora Investors LLC700,000$36.7M6.18%+375,000+115.4%Added
Walleye Capital LLC670,047$35.1M0.49%+348,553+108.4%Added
Goldman Sachs Group Inc668,330$35.0M0.01%−295,904−30.7%Reduced
Connor, Clark & Lunn Investment Management Ltd.644,396$33.7M0.16%+281,594+77.6%Added
Deprince Race & Zollo Inc624,853$32.7M0.74%−6,945−1.1%Reduced
Rhumbline Advisers621,649$32.6M0.03%+14,040+2.3%Added
National Pension Service567,855$29.7M0.04%00.0%Unchanged
Assenagon Asset Management S.A.565,377$29.6M0.09%−1,429,686−71.7%Reduced
FMR LLC523,301$27.4M0.00%−578,471−52.5%Reduced
Marshall Wace, LLP521,859$27.3M0.05%+262,066+100.9%Added
Ossiam518,810$27.2M0.44%−723,838−58.2%Reduced
California State Teachers Retirement System493,491$25.8M0.04%−8,794−1.8%Reduced
Renaissance Technologies LLC487,133$25.5M0.04%+487,133New
California Public Employees Retirement System476,947$25.0M0.02%−108,114−18.5%Reduced
Amundi455,107$22.5M0.01%−339,599−42.7%Reduced
Nexus Investment Management ULC414,363$21.7M2.26%+1250.0%Added
Hampton Road Capital Management LP412,500$21.6M4.08%+412,500New
J. Goldman & Co LP409,906$21.5M1.20%+409,906New
Allianz Asset Management GmbH406,172$21.3M0.04%+222,954+121.7%Added
Troluce Capital Advisors LLC390,500$20.5M8.50%+390,500New
Tudor Investment Corp Et Al379,444$19.9M0.27%+379,444New
Cartenna Capital, LP360,000$18.9M1.97%+360,000New
State Board of Administration of Florida Retirement System358,290$18.8M0.04%+958+0.3%Added
Cinctive Capital Management LP348,600$18.3M1.28%−768−0.2%Reduced
Point72 Hong Kong Ltd331,445$17.4M1.07%+104,464+46.0%Added
Russell Investments Group, Ltd.325,780$17.1M0.03%−2,271−0.7%Reduced
Healthcare of Ontario Pension Plan Trust Fund320,700$16.8M0.06%+320,700New
SeaTown Holdings Pte. Ltd.309,339$16.2M2.23%+309,339New
CastleKnight Management LP308,900$16.2M2.59%+155,128+100.9%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.315,866$15.9M0.03%+20,910+7.1%Added
Frontier Capital Management Co LLC303,592$15.9M0.16%+303,592New
New York State Teachers Retirement System301,752$15.8M0.04%−9,936−3.2%Reduced
Skandinaviska Enskilda Banken AB (publ)299,735$15.7M0.09%+22,807+8.2%Added
Redwood Grove Capital, LLC298,913$15.7M5.78%−19,465−6.1%Reduced