CUSIP 958102AT2
WESTERN DIGITAL CORP
107 institutions · $10.81B total · 2,209,284,860 shares · WDC
| # | Manager | Shares | Value | % of Total | Period |
|---|---|---|---|---|---|
| 1 | Alberta Investment Management Corp | 450,000,000 | $2.06B | 20.36% | 2025-12-31 |
| 2 | Amundi | 3,600,000 | $1.65B | 0.16% | 2025-12-31 |
| 3 | WHITEBOX ADVISORS LLC | 204,400,000 | $936.9M | 9.25% | 2025-12-31 |
| 4 | MILLENNIUM MANAGEMENT LLC | 200,082,000 | $918.1M | 9.05% | 2025-12-31 |
| 5 | D. E. Shaw & Co., Inc. | 154,437,000 | $708.9M | 6.99% | 2025-12-31 |
| 6 | Voya Investment Management LLC | 136,120,000 | $624.3M | 6.16% | 2025-12-31 |
| 7 | Sculptor Capital LP | 100,436,000 | $460.9M | 4.54% | 2025-12-31 |
| 8 | CITADEL ADVISORS LLC | 90,804,000 | $416.6M | 4.11% | 2025-12-31 |
| 9 | Calamos Advisors LLC | 76,409,000 | $350.6M | 3.45% | 2025-12-31 |
| 10 | TWO SIGMA INVESTMENTS, LP | 62,584,000 | $286.9M | 2.83% | 2025-12-31 |
| 11 | CAPSTONE INVESTMENT ADVISORS, LLC | 59,000,000 | $270.6M | 2.67% | 2025-12-31 |
| 12 | STATE STREET CORP | 34,000,000 | $156.1M | 1.53% | 2025-12-31 |
| 13 | Boussard & Gavaudan Investment Management LLP | 29,499 | $138.4M | 0.00% | 2025-12-31 |
| 14 | BANK OF MONTREAL /CAN/ | 29,000,000 | $133.1M | 1.31% | 2025-12-31 |
| 15 | Aequim Alternative Investments LP | 28,500,000 | $130.7M | 1.29% | 2025-12-31 |
| 16 | BANK OF NOVA SCOTIA | 27,136,000 | $124.6M | 1.22% | 2025-12-31 |
| 17 | Linden Advisors LP | 25,867,000 | $118.7M | 1.17% | 2025-12-31 |
| 18 | BNP PARIBAS FINANCIAL MARKETS | 25,833,000 | $118.4M | 1.16% | 2025-12-31 |
| 19 | CAMDEN ASSET MANAGEMENT L P /CA | 36,775,000 | $118.0M | 1.66% | 2025-09-30 |
| 20 | FMR LLC | 23,404,000 | $107.3M | 1.05% | 2025-12-31 |
| 21 | BlackRock, Inc. | 20,115,000 | $92.2M | 0.91% | 2025-12-31 |
| 22 | Davidson Kempner Capital Management LP | 55,000,000 | $72.9M | 2.48% | 2024-12-31 |
| 23 | MACKAY SHIELDS LLC | 14,255,000 | $65.4M | 0.64% | 2025-12-31 |
| 24 | SONA ASSET MANAGEMENT (US) LLC | 33,950,000 | $60.9M | 1.53% | 2025-06-30 |
| 25 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 10,000,000 | $45.9M | 0.45% | 2025-12-31 |
| 26 | Shaolin Capital Management LLC | 25,000,000 | $45.0M | 1.13% | 2025-06-30 |
| 27 | Portman Square Capital LLP | 24,400,000 | $43.9M | 1.10% | 2025-06-30 |
| 28 | Polar Asset Management Partners Inc. | 30,000,000 | $39.8M | 1.35% | 2024-12-31 |
| 29 | Opti Capital Management, LP | 11,000,000 | $35.3M | 0.49% | 2025-09-30 |
| 30 | SILVERBACK ASSET MANAGEMENT LLC | 10,695,000 | $34.3M | 0.48% | 2025-09-30 |
| 31 | Nuveen Asset Management, LLC | 25,275,000 | $33.5M | 1.14% | 2024-12-31 |
| 32 | MANUFACTURERS LIFE INSURANCE COMPANY, THE | 7,150,000 | $32.8M | 0.32% | 2025-12-31 |
| 33 | Nuveen, LLC | 6,025,000 | $27.6M | 0.27% | 2025-12-31 |
| 34 | SSI INVESTMENT MANAGEMENT LLC | 5,930,000 | $27.2M | 0.26% | 2025-12-31 |
| 35 | Warberg Asset Management LLC | 5,731,000 | $26.3M | 0.25% | 2025-12-31 |
| 36 | K2 PRINCIPAL FUND, L.P. | 7,500 | $24.0M | 0.00% | 2025-09-30 |
| 37 | AMERIPRISE FINANCIAL INC | 5,000,000 | $22.9M | 0.22% | 2025-12-31 |
| 38 | Point72 Asset Management, L.P. | 12,500,000 | $22.5M | 0.56% | 2025-06-30 |
| 39 | Situational Awareness LP | 152,821 | $18.3M | 0.00% | 2025-09-30 |
| 40 | TENOR CAPITAL MANAGEMENT Co., L.P. | 10,000,000 | $18.0M | 0.45% | 2025-06-30 |
| 41 | ADVENT CAPITAL MANAGEMENT /DE/ | 3,364,000 | $15.4M | 0.15% | 2025-12-31 |
| 42 | Antara Capital LP | 8,000,000 | $10.6M | 0.36% | 2024-12-31 |
| 43 | Fort Baker Capital Management LP | 5,530,000 | $9.9M | 0.25% | 2025-06-30 |
| 44 | ARISTEIA CAPITAL, L.L.C. | 3,000,000 | $9.6M | 0.13% | 2025-09-30 |
| 45 | Universal- Beteiligungs- und Servicegesellschaft mbH | 1,909,000 | $8.9M | 0.08% | 2025-12-31 |
| 46 | GOLDMAN SACHS GROUP INC | 2,373,000 | $7.6M | 0.10% | 2025-09-30 |
| 47 | ZAZOVE ASSOCIATES LLC | 4,000,000 | $7.2M | 0.18% | 2025-06-30 |
| 48 | CITIGROUP INC | 1,550,000 | $7.1M | 0.07% | 2025-12-31 |
| 49 | KIM, LLC | 1,500,000 | $6.9M | 0.06% | 2025-12-31 |
| 50 | Invesco Ltd. | 1,500,000 | $6.9M | 0.06% | 2025-12-31 |
| 51 | MORGAN STANLEY | 1,370,000 | $6.3M | 0.06% | 2025-12-31 |
| 52 | Jefferies Financial Group Inc. | 4,451,000 | $5.9M | 0.20% | 2024-12-31 |
| 53 | Nicholas Investment Partners, LP | 1,275,000 | $5.8M | 0.05% | 2025-12-31 |
| 54 | FRANKLIN RESOURCES INC | 1,195,000 | $5.5M | 0.05% | 2025-12-31 |
| 55 | CSS LLC/IL | 2,977,000 | $5.3M | 0.13% | 2025-06-30 |
| 56 | JPMORGAN CHASE & CO | 2,733,000 | $4.9M | 0.12% | 2025-06-30 |
| 57 | NOMURA HOLDINGS INC | 27,533 | $4.7M | 0.00% | 2025-12-31 |
| 58 | BARCLAYS PLC | 1,013,000 | $4.6M | 0.04% | 2025-12-31 |
| 59 | PALISADE CAPITAL MANAGEMENT, LP | 989,000 | $4.5M | 0.04% | 2025-12-31 |
| 60 | MACQUARIE GROUP LTD | 1,372,000 | $4.4M | 0.06% | 2025-09-30 |
| 61 | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 890,000 | $4.1M | 0.04% | 2025-12-31 |
| 62 | TRUIST FINANCIAL CORP | 2,819,000 | $3.7M | 0.12% | 2024-12-31 |
| 63 | STATE OF WISCONSIN INVESTMENT BOARD | 2,000,000 | $3.6M | 0.09% | 2025-06-30 |
| 64 | LOOMIS SAYLES & CO L P | 20,597 | $3.5M | 0.00% | 2025-12-31 |
| 65 | SHENKMAN CAPITAL MANAGEMENT INC | 2,513,000 | $3.4M | 0.11% | 2025-03-31 |
| 66 | WELLS FARGO & COMPANY/MN | 676,000 | $3.1M | 0.03% | 2025-12-31 |
| 67 | FIFTH THIRD BANCORP | 8,000 | $2.6M | 0.00% | 2025-09-30 |
| 68 | WELLINGTON MANAGEMENT GROUP LLP | 500,000 | $2.3M | 0.02% | 2025-12-31 |
| 69 | Capital World Investors | 472,000 | $2.2M | 0.02% | 2025-12-31 |
| 70 | Ionic Capital Management LLC | 1,000,000 | $1.8M | 0.04% | 2025-06-30 |
| 71 | Quaero Capital S.A. | 1,000,000 | $1.8M | 0.04% | 2025-06-30 |
| 72 | LAZARD ASSET MANAGEMENT LLC | 38,091,000 | $1.7M | 1.72% | 2025-12-31 |
| 73 | Bank of New York Mellon Corp | 350,000 | $1.6M | 0.01% | 2025-12-31 |
| 74 | Central Pacific Bank - Trust Division | 340,000 | $1.6M | 0.01% | 2025-12-31 |
| 75 | Kohlberg Kravis Roberts & Co. L.P. | 180,000 | $825.5K | 0.00% | 2025-12-31 |
| 76 | WESTWOOD HOLDINGS GROUP INC | 800,000 | $800.0K | 0.03% | 2025-12-31 |
| 77 | Royal Bank of Canada | 155,000 | $710.0K | 0.00% | 2025-12-31 |
| 78 | Alpine Global Management, LLC | 500 | $663.5K | 0.00% | 2024-12-31 |
| 79 | Candriam S.C.A. | 500 | $644.3K | 0.00% | 2025-03-31 |
| 80 | AMERICAN CENTURY COMPANIES INC | 342,000 | $614.7K | 0.01% | 2025-06-30 |
| 81 | OPPENHEIMER ASSET MANAGEMENT INC. | 127,000 | $582.1K | 0.00% | 2025-12-31 |
| 82 | SEI INVESTMENTS CO | 120,000 | $550.1K | 0.00% | 2025-12-31 |
| 83 | Erste Asset Management GmbH | 300,000 | $536.5K | 0.01% | 2025-06-30 |
| 84 | Police & Firemen's Retirement System of New Jersey | 280,000 | $502.3K | 0.01% | 2025-06-30 |
| 85 | Calamos Wealth Management LLC | 104,000 | $477.2K | 0.00% | 2025-12-31 |
| 86 | AQR Arbitrage LLC | 90,000 | $412.8K | 0.00% | 2025-12-31 |
| 87 | SANDLER CAPITAL MANAGEMENT | 300,000 | $385.8K | 0.01% | 2025-03-31 |
| 88 | ABN AMRO INVESTMENT SOLUTIONS | 200,000 | $266.8K | 0.00% | 2025-09-30 |
| 89 | ODDO BHF ASSET MANAGEMENT SAS | 50 | $229.7K | 0.00% | 2025-12-31 |
| 90 | Russell Investments Group, Ltd. | 50,000 | $229.6K | 0.00% | 2025-12-31 |
| 91 | STEPHENS INC /AR/ | 40,000 | $183.4K | 0.00% | 2025-12-31 |
| 92 | FIRST HAWAIIAN BANK | 113,000 | $145.3K | 0.00% | 2025-03-31 |
| 93 | VIRTUS ADVISERS, LLC | 30,000 | $137.5K | 0.00% | 2025-12-31 |
| 94 | SUSQUEHANNA ADVISORS GROUP, INC. | 3,500,000 | $112.2K | 0.15% | 2025-09-30 |
| 95 | Balboa Wealth Partners | 19,000 | $87.2K | 0.00% | 2025-12-31 |
| 96 | NewEdge Advisors, LLC | 17,000 | $77.9K | 0.00% | 2025-12-31 |
| 97 | MML INVESTORS SERVICES, LLC | 14,000 | $64.2K | 0.00% | 2025-12-31 |
| 98 | Stonegate Investment Group, LLC | 18,000 | $57.7K | 0.00% | 2025-09-30 |
| 99 | UBS Group AG | 28,000 | $50.3K | 0.00% | 2025-06-30 |
| 100 | Thrivent Financial for Lutherans | 7,872,000 | $36.1K | 0.35% | 2025-12-31 |
| 101 | LORD, ABBETT & CO. LLC | 7,763,000 | $35.6K | 0.35% | 2025-12-31 |
| 102 | CoreCap Advisors, LLC | 4,000 | $18.4K | 0.00% | 2025-12-31 |
| 103 | BANK OF AMERICA CORP /DE/ | 3,000 | $13.8K | 0.00% | 2025-12-31 |
| 104 | STIFEL FINANCIAL CORP | 12,860 | $12.9K | 0.00% | 2025-03-31 |
| 105 | GLAZER CAPITAL, LLC | 3,091,000 | $9.9K | 0.13% | 2025-09-30 |
| 106 | BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 2,300,000 | $4.1K | 0.10% | 2025-06-30 |
| 107 | CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% | 2025-06-30 |