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 2025
Institutional positions in Western Digital Corp as of Dec 31, 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
- 1,175
- +238 vs. Q3 2025
- Shares held
- 341.9M
- −3.07M (−0.9%) vs. Q3 2025
- Total value
- $58.9B
- +$17.5B (+42.3%) vs. Q3 2025
- New holders
- 309
- 407 more added
- Sold out
- 71
- 360 more reduced
24 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding Western Digital Corp; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Nomura Holdings Inc | 313,990 | $54.1M | 0.15% | −35,222−10.1% | Reduced |
| Two Sigma Investments, LP | 310,257 | $53.4M | 0.08% | −971,646−75.8% | Reduced |
| Aviva PLC | 305,308 | $52.6M | 0.09% | +5,385+1.8% | Added |
| State Board of Administration of Florida Retirement System | 303,686 | $52.3M | 0.09% | −11,417−3.6% | Reduced |
| Virginia Retirement Systems Et Al | 296,694 | $51.1M | 0.30% | +147,094+98.3% | Added |
| New York State Teachers Retirement System | 288,401 | $49.7M | 0.10% | +34,369+13.5% | Added |
| PFA Pension, Forsikringsaktieselskab | 280,053 | $49.3M | 0.14% | +280,053 | New |
| Schroder Investment Management Group | 285,201 | $49.1M | 0.04% | +164,201+135.7% | Added |
| National Bank of Canada | 273,532 | $47.1M | 0.05% | +149,698+120.9% | Added |
| Standard Life Aberdeen plc | 272,487 | $46.9M | 0.07% | +28,227+11.6% | Added |
| Assetmark, Inc | 269,910 | $46.5M | 0.09% | +164,537+156.1% | Added |
| BI Asset Management Fondsmaeglerselskab A/S | 263,008 | $45.3M | 0.40% | +204,018+345.9% | Added |
| Lazard Asset Management LLC | 261,595 | $45.1M | 0.08% | +46,116+21.4% | Added |
| Andra AP-fonden | 260,400 | $44.9M | 0.56% | −15,246−5.5% | Reduced |
| ARS Investment Partners, LLC | 259,216 | $44.7M | 2.61% | −152,655−37.1% | Reduced |
| Adage Capital Partners GP, L.L.C. | 258,637 | $44.6M | 0.07% | +17,800+7.4% | Added |
| Ieq Capital, LLC | 244,780 | $42.2M | 0.13% | +52,311+27.2% | Added |
| Braun Stacey Associates Inc | 243,366 | $41.9M | 1.36% | −18,751−7.2% | Reduced |
| Tredje AP-fonden | 242,929 | $41.8M | 0.32% | +205,819+554.6% | Added |
| LMR Partners LLP | 235,742 | $40.6M | 0.39% | −199,180−45.8% | Reduced |
| ING Groep NV | 234,710 | $40.4M | 0.24% | +162,861+226.7% | Added |
| Susquehanna International Group, LLP | 233,941 | $40.3M | 0.06% | −38,213−14.0% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 230,471 | $39.7M | 0.10% | +230,471 | New |
| Ceredex Value Advisors LLC | 230,419 | $39.7M | 1.19% | −344,570−59.9% | Reduced |
| Balyasny Asset Management LLC | 229,656 | $39.6M | 0.07% | −1,945,587−89.4% | Reduced |
| Nationale-Nederlanden Powszechne Towarzystwo Emerytalne S.A. | 227,325 | $39.2M | 3.48% | −116,539−33.9% | Reduced |
| Capital Fund Management S.A. | 227,097 | $39.1M | 0.37% | +946+0.4% | Added |
| State of Wisconsin Investment Board | 226,966 | $39.1M | 0.09% | +29,606+15.0% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 225,539 | $38.9M | 0.06% | +186,175+473.0% | Added |
| Swedbank AB | 224,315 | $38.6M | 0.04% | −4,462−2.0% | Reduced |
| Natixis | 217,854 | $37.5M | 0.15% | +217,854 | New |
| Verition Fund Management LLC | 211,899 | $36.5M | 0.20% | +88,346+71.5% | Added |
| Gendell Jeffrey L | 210,189 | $36.2M | 0.63% | −29,811−12.4% | Reduced |
| Schonfeld Strategic Advisors LLC | 208,981 | $36.0M | 0.18% | −503,633−70.7% | Reduced |
| Talos Asset Management LP | 206,834 | $35.6M | 6.31% | −241,239−53.8% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 205,185 | $35.4M | 0.04% | −1,551−0.8% | Reduced |
| Vinva Investment Management Ltd | 198,728 | $35.2M | 0.44% | +107,138+117.0% | Added |
| Keystone Investors Pte Ltd | 197,152 | $34.0M | 3.05% | −89,736−31.3% | Reduced |
| Manufacturers Life Insurance Company, The | 195,359 | $33.7M | 0.03% | −8,352−4.1% | Reduced |
| Avala Global LP | 189,100 | $32.6M | 1.56% | 00.0% | Unchanged |
| Great West Life Assurance Co | 186,900 | $32.2M | 0.06% | −91,617−32.9% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 184,275 | $31.7M | 0.09% | +131,958+252.2% | Added |
| Deprince Race & Zollo Inc | 180,739 | $31.1M | 0.60% | −82,363−31.3% | Reduced |
| Cerity Partners LLC | 180,595 | $31.1M | 0.05% | +25,765+16.6% | Added |
| Acadian Asset Management LLC | 180,516 | $31.1M | 0.05% | +123,423+216.2% | Added |
| Apis Capital Advisors, LLC | 179,900 | $31.0M | 5.40% | −26,900−13.0% | Reduced |
| Point72 Asset Management, L.P. | 178,785 | $30.8M | 0.05% | −750,790−80.8% | Reduced |
| Man Group plc | 178,404 | $30.7M | 0.06% | +84,202+89.4% | Added |
| Rafferty Asset Management, LLC | 177,656 | $30.6M | 0.11% | +55,477+45.4% | Added |
| New York State Common Retirement Fund | 177,579 | $30.6M | 0.04% | −56,666−24.2% | Reduced |
| State of Tennessee, Treasury Department | 122,178 | $30.6M | 0.10% | +1,632+1.4% | Added |
| Alyeska Investment Group, L.P. | 177,292 | $30.5M | 0.09% | −1,127,076−86.4% | Reduced |
| Toronto Dominion Bank | 176,258 | $30.4M | 0.05% | +42,385+31.7% | Added |
| Treasurer of the State of North Carolina | 176,169 | $30.3M | 0.10% | +20,544+13.2% | Added |
| Chevy Chase Trust Holdings, Inc. | 173,384 | $29.9M | 0.08% | −3,668−2.1% | Reduced |
| Royal London Asset Management Ltd | 171,601 | $29.6M | 0.06% | +141+0.1% | Added |
| APG Asset Management N.V. | 199,117 | $29.2M | 0.08% | −7,756−3.7% | Reduced |
| Forsta Ap-Fonden | 169,300 | $29.2M | 0.17% | −35,100−17.2% | Reduced |
| KLP Kapitalforvaltning AS | 168,323 | $29.0M | 0.11% | +37,100+28.3% | Added |
| LGT Group Foundation | 163,849 | $28.8M | 0.31% | −11,668−6.6% | Reduced |
| Loomis Sayles & Co L P | 165,729 | $28.6M | 0.03% | −75,539−31.3% | Reduced |
| O'Shaughnessy Asset Management, LLC | 164,732 | $28.4M | 0.16% | +108,002+190.4% | Added |
| Marshall Wace, LLP | 161,868 | $27.9M | 0.03% | −160,528−49.8% | Reduced |
| Stifel Financial Corp | 160,693 | $27.7M | 0.02% | +2,850+1.8% | Added |
| Asset Management One Co.,Ltd. | 152,876 | $27.4M | 0.08% | +2,024+1.3% | Added |
| Candriam Luxembourg S.C.A. | 156,309 | $26.9M | 0.13% | −189,832−54.8% | Reduced |
| Rivermont Capital Management LP | 154,309 | $26.6M | 6.31% | −71,232−31.6% | Reduced |
| Artemis Investment Management LLP | 151,957 | $26.2M | 0.32% | −690,153−82.0% | Reduced |
| STRS Ohio | 151,850 | $26.2M | 0.10% | −21,427−12.4% | Reduced |
| Crossmark Global Holdings, Inc. | 151,757 | $26.1M | 0.37% | −65,515−30.2% | Reduced |
| Public Employees Retirement System of Ohio | 151,754 | $26.1M | 0.08% | −11,691−7.2% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 147,200 | $25.4M | 0.04% | −308,334−67.7% | Reduced |
| 683 Capital Management, LLC | 143,300 | $24.7M | 2.05% | −195,700−57.7% | Reduced |
| CIBC Asset Management Inc | 143,276 | $24.7M | 0.06% | +95,710+201.2% | Added |
| Mercer Global Advisors Inc | 142,676 | $24.6M | 0.04% | +21,540+17.8% | Added |
| American Century Companies Inc | 142,085 | $24.5M | 0.01% | −25,748−15.3% | Reduced |
| TD Asset Management Inc | 140,547 | $24.2M | 0.02% | +16,899+13.7% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 140,527 | $24.2M | 0.06% | −7,138−4.8% | Reduced |
| Illinois Municipal Retirement Fund | 139,532 | $24.0M | 0.30% | +8,882+6.8% | Added |
| Arbejdsmarkedets Tillaegspension | 137,189 | $23.6M | 0.60% | +137,189 | New |
| Handelsbanken Fonder AB | 135,500 | $23.3M | 0.07% | +35,700+35.8% | Added |
| Mariner, LLC | 135,188 | $23.3M | 0.03% | +59,199+77.9% | Added |
| Mn Services Vermogensbeheer B.V. | 135,075 | $23.3M | 0.14% | +5,875+4.5% | Added |
| Central Asset Investments & Management Holdings (HK) Ltd | 133,748 | $23.0M | 14.98% | +100,320+300.1% | Added |
| NEOS Investment Management LLC | 132,319 | $22.8M | 0.13% | +93,488+240.8% | Added |
| Rheos Capital Works Inc. | 130,000 | $22.4M | 1.44% | −70,000−35.0% | Reduced |
| Intech Investment Management LLC | 129,293 | $22.3M | 0.20% | +14,146+12.3% | Added |
| Allianz Asset Management GmbH | 127,312 | $21.9M | 0.03% | −163,893−56.3% | Reduced |
| Thrivent Financial for Lutherans | 126,618 | $21.8M | 0.04% | −106,524−45.7% | Reduced |
| Swiss Life Asset Management Ltd | 126,540 | $21.8M | 0.11% | +844+0.7% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 125,300 | $21.6M | 0.09% | −59,121−32.1% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 124,661 | $21.5M | 0.33% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 124,201 | $21.4M | 0.03% | −284,676−69.6% | Reduced |
| Maytus Capital Management, LLC | 123,000 | $21.2M | 5.01% | −71,131−36.6% | Reduced |
| CloudAlpha Capital Management Limited/Hong Kong | 121,259 | $20.9M | 1.88% | +121,259 | New |
| Pinebridge Investments LLC | 120,126 | $20.7M | 0.15% | +120,126 | New |
| State of New Jersey Common Pension Fund D | 119,311 | $20.6M | 0.07% | −2,804−2.3% | Reduced |
| Ofi Invest Asset Management | 137,631 | $20.2M | 0.29% | +133,196+3,003.3% | Added |
| Park West Asset Management LLC | 111,527 | $19.2M | 1.62% | −273,473−71.0% | Reduced |
| Woodline Partners LP | 109,557 | $18.9M | 0.07% | +109,557 | New |