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, Q2 2025
Institutional positions in Western Digital Corp as of Jun 30, 2025. 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
- 750
- +97 vs. Q1 2025
- Shares held
- 365.2M
- +8.37M (+2.3%) vs. Q1 2025
- Total value
- $23.4B
- +$8.96B (+62.2%) vs. Q1 2025
- New holders
- 181
- 285 more added
- Sold out
- 84
- 209 more reduced
9 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,852 | $206.3B |
| Q1 2026 | 1,422 | $90.0B |
| Q4 2025 | 1,175 | $58.9B |
| Q3 2025 | 961 | $41.5B |
| Q2 2025 | 750 | $23.4B |
| Q1 2025 | 662 | $14.4B |
| Q4 2024 | 711 | $20.1B |
| Q3 2024 | 698 | $22.1B |
| Q2 2024 | 759 | $25.4B |
| Q1 2024 | 683 | $20.7B |
| Q4 2023 | 610 | $15.8B |
| Q3 2023 | 543 | $12.7B |
| Q2 2023 | 538 | $10.2B |
| Q1 2023 | 540 | $10.2B |
| Q4 2022 | 529 | $8.72B |
| Q3 2022 | 579 | $8.97B |
| Q2 2022 | 632 | $12.0B |
| Q1 2022 | 649 | $12.5B |
| Q4 2021 | 696 | $16.5B |
| Q3 2021 | 634 | $14.1B |
| Q2 2021 | 686 | $17.6B |
| Q1 2021 | 672 | $16.3B |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding Western Digital Corp; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Primecap Management Co | 1,072,090 | $68.6M | 0.05% | −49,465−4.4% | Reduced |
| Atalan Capital Partners, LP | 1,084,788 | $69.4M | 5.33% | −525,212−32.6% | Reduced |
| Rokos Capital Management LLP | 1,093,357 | $69.9M | 1.17% | +1,093,357 | New |
| HSBC Holdings PLC | 1,147,474 | $73.6M | 0.05% | −842,245−42.3% | Reduced |
| AQR Capital Management LLC | 1,232,071 | $78.3M | 0.06% | +784,645+175.4% | Added |
| Amundi | 1,205,656 | $79.3M | 0.03% | −1,323,834−52.3% | Reduced |
| Nuveen, LLC | 1,368,439 | $87.6M | 0.02% | +360,268+35.7% | Added |
| LSV Asset Management | 1,374,100 | $87.9M | 0.21% | +196,140+16.7% | Added |
| LMR Partners LLP | 1,375,869 | $88.0M | 1.37% | +389,500+39.5% | Added |
| Pacer Advisors, Inc. | 1,380,500 | $88.3M | 0.22% | +1,342,974+3,578.8% | Added |
| Parnassus Investments | 1,437,621 | $92.0M | 0.21% | −1,115,993−43.7% | Reduced |
| Neuberger Berman Group LLC | 1,453,454 | $93.0M | 0.07% | +724,900+99.5% | Added |
| BNP Paribas Arbitrage, SA | 1,491,100 | $95.4M | 0.07% | −193,786−11.5% | Reduced |
| Citigroup Inc | 1,577,762 | $101.0M | 0.07% | +542,940+52.5% | Added |
| Alliancebernstein L.P. | 1,736,767 | $111.1M | 0.04% | −1,189,284−40.6% | Reduced |
| AMF Pensionsforsakring AB | 1,865,535 | $119.4M | 0.79% | −2,342−0.1% | Reduced |
| Legal & General Group Plc | 1,910,999 | $122.3M | 0.03% | −684,785−26.4% | Reduced |
| Bank of New York Mellon Corp | 2,037,166 | $130.4M | 0.02% | −117,253−5.4% | Reduced |
| Deutsche Bank AG | 2,199,009 | $140.7M | 0.05% | −1,170,322−34.7% | Reduced |
| Elliott Investment Management L.P.SuperinvestorElliott Investment Management | 2,250,000 | $144.0M | 1.18% | 00.0% | Unchanged |
| Royal Bank of Canada | 2,380,173 | $152.3M | 0.03% | +814,210+52.0% | Added |
| Charles Schwab Investment Management Inc | 2,426,761 | $155.3M | 0.03% | +58,752+2.5% | Added |
| D. E. Shaw & Co., Inc. | 2,907,161 | $186.0M | 0.19% | +2,877,858+9,821.0% | Added |
| Soroban Capital Partners LP | 3,061,134 | $195.9M | 1.91% | +2,910,062+1,926.3% | Added |
| UBS Asset Management Americas Inc | 3,203,282 | $205.0M | 0.04% | −129,672−3.9% | Reduced |
| Dimensional Fund Advisors LP | 3,401,926 | $217.7M | 0.05% | +468,648+16.0% | Added |
| Northern Trust Corp | 3,421,360 | $218.9M | 0.03% | −28,451−0.8% | Reduced |
| Norges Bank | 3,448,666 | $220.7M | 0.03% | −1,586,145−31.5% | Reduced |
| Citadel Advisors LLC | 3,515,603 | $225.0M | 0.20% | −381,329−9.8% | Reduced |
| Price T Rowe Associates Inc | 3,529,531 | $225.9M | 0.03% | −1,973,673−35.9% | Reduced |
| Impactive Capital LP | 3,571,435 | $228.5M | 10.30% | +2,906,730+437.3% | Added |
| Maple Rock Capital Partners Inc. | 3,735,296 | $239.0M | 11.94% | +545,500+17.1% | Added |
| Balyasny Asset Management LLC | 3,992,374 | $255.5M | 0.58% | +1,749,887+78.0% | Added |
| Goldman Sachs Group Inc | 4,102,958 | $262.5M | 0.04% | +2,836,754+224.0% | Added |
| DnB Asset Management AS | 4,842,066 | $309.8M | 1.28% | −734,397−13.2% | Reduced |
| Invesco Ltd. | 5,268,792 | $337.1M | 0.06% | −491,889−8.5% | Reduced |
| Holocene Advisors, LP | 5,535,972 | $354.2M | 0.87% | +431,419+8.5% | Added |
| Slate Path Capital LP | 6,038,091 | $386.4M | 6.66% | −1,632,800−21.3% | Reduced |
| Morgan Stanley | 7,826,274 | $500.8M | 0.03% | +1,298,198+19.9% | Added |
| Ameriprise Financial Inc | 9,059,528 | $579.7M | 0.14% | +1,153,441+14.6% | Added |
| Geode Capital Management, LLC | 9,305,289 | $593.0M | 0.04% | +186,030+2.0% | Added |
| FIL Ltd | 10,425,084 | $667.1M | 0.57% | +2,851,596+37.7% | Added |
| JPMorgan Chase & Co | 11,308,503 | $723.6M | 0.05% | −8,590,509−43.2% | Reduced |
| UBS Group AG | 11,427,216 | $731.2M | 0.15% | −5,662,033−33.1% | Reduced |
| State Street Corp | 15,184,522 | $971.7M | 0.04% | +288,305+1.9% | Added |
| Bank of America Corp | 25,877,954 | $1.66B | 0.13% | +7,641,491+41.9% | Added |
| FMR LLC | 32,261,134 | $2.06B | 0.12% | +4,719,725+17.1% | Added |
| BlackRock, Inc. | 34,996,856 | $2.24B | 0.04% | +4,949,136+16.5% | Added |
| Vanguard Group Inc | 43,039,216 | $2.75B | 0.04% | +100,721+0.2% | Added |
| Omnitrust Wealth Management, Inc | 889 | – | – | +889 | New |
| Sachem Head Capital Management LP | 0 | $0 | 0.00% | −1,845,000−100.0% | Sold out |
| Cartenna Capital, LP | 0 | $0 | 0.00% | −1,050,000−100.0% | Sold out |
| Freestone Grove Partners LP | 0 | $0 | 0.00% | −1,009,697−100.0% | Sold out |
| Parsifal Capital Management, LP | 0 | $0 | 0.00% | −897,574−100.0% | Sold out |
| Broad Bay Capital Management, LP | 0 | $0 | 0.00% | −819,511−100.0% | Sold out |
| Nishkama Capital, LLC | 0 | $0 | 0.00% | −586,129−100.0% | Sold out |
| Caisse de Depot Et Placement du Quebec | 0 | $0 | 0.00% | −565,161−100.0% | Sold out |
| Sora Investors LLC | 0 | $0 | 0.00% | −509,650−100.0% | Sold out |
| Tairen Capital Ltd | 0 | $0 | 0.00% | −490,462−100.0% | Sold out |
| Ardmore Road Asset Management LP | 0 | $0 | 0.00% | −400,000−100.0% | Sold out |
| Thunderbird Partners LLP | 0 | $0 | 0.00% | −280,201−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −242,500−100.0% | Sold out |
| Kadensa Capital Ltd | 0 | $0 | 0.00% | −228,296−100.0% | Sold out |
| Rivermont Capital Management LP | 0 | $0 | 0.00% | −206,665−100.0% | Sold out |
| AI-Squared Management Ltd | 0 | $0 | 0.00% | −165,653−100.0% | Sold out |
| Nomura Holdings Inc | 0 | $0 | 0.00% | −154,907−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −150,484−100.0% | Sold out |
| Corebridge Financial, Inc. | 0 | $0 | 0.00% | −149,009−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −145,433−100.0% | Sold out |
| J. Goldman & Co LP | 0 | $0 | 0.00% | −123,275−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −119,154−100.0% | Sold out |
| Portman Square Capital LLP | 0 | $0 | 0.00% | −106,328−100.0% | Sold out |
| IMC-Chicago, LLC | 0 | $0 | 0.00% | −82,850−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −80,000−100.0% | Sold out |
| Capital Fund Management S.A. | 0 | $0 | 0.00% | −70,525−100.0% | Sold out |
| Weiss Asset Management LP | 0 | $0 | 0.00% | −64,983−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −60,116−100.0% | Sold out |
| USS Investment Management Ltd | 0 | $0 | 0.00% | −59,641−100.0% | Sold out |
| K2 Principal Fund, L.P. | 0 | $0 | 0.00% | −59,279−100.0% | Sold out |
| FengHe Fund Management Pte. Ltd. | 0 | $0 | 0.00% | −57,900−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −47,906−100.0% | Sold out |
| Caption Management, LLC | 0 | $0 | 0.00% | −41,000−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −40,021−100.0% | Sold out |
| Alberta Investment Management Corp | 0 | $0 | 0.00% | −38,179−100.0% | Sold out |
| Burren Capital Advisors Ltd | 0 | $0 | 0.00% | −30,360−100.0% | Sold out |
| Galaxy Group Investments LLC | 0 | $0 | 0.00% | −30,000−100.0% | Sold out |
| One68 Global Capital, LLC | 0 | $0 | 0.00% | −26,000−100.0% | Sold out |
| Machina Capital S.A.S. | 0 | $0 | 0.00% | −22,211−100.0% | Sold out |
| Oxford Asset Management LLP | 0 | $0 | 0.00% | −19,409−100.0% | Sold out |
| Allstate Corp | 0 | $0 | 0.00% | −19,170−100.0% | Sold out |
| Banco BTG Pactual S.A. | 0 | $0 | 0.00% | −18,405−100.0% | Sold out |
| Circle Wealth Management, LLC | 0 | $0 | 0.00% | −16,809−100.0% | Sold out |
| Atria Wealth Solutions, Inc. | 0 | $0 | 0.00% | −16,695−100.0% | Sold out |
| Paradigm Asset Management Co LLC | 0 | $0 | 0.00% | −16,500−100.0% | Sold out |
| Garda Capital Partners LP | 0 | $0 | 0.00% | −16,360−100.0% | Sold out |
| PEAK6 LLC | 0 | $0 | 0.00% | −15,576−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −14,992−100.0% | Sold out |
| Pekin Hardy Strauss, Inc. | 0 | $0 | 0.00% | −14,536−100.0% | Sold out |
| Capstone Investment Advisors, LLC | 0 | $0 | 0.00% | −14,427−100.0% | Sold out |
| Maverick Capital LtdSuperinvestorMaverick Capital | 0 | $0 | 0.00% | −14,383−100.0% | Sold out |