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, Q3 2021
Institutional positions in Western Digital Corp as of Sep 30, 2021. 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
- 634
- −43 vs. Q2 2021
- Shares held
- 249.5M
- +2.50M (+1.0%) vs. Q2 2021
- Total value
- $14.1B
- −$3.49B (−19.9%) vs. Q2 2021
- New holders
- 63
- 210 more added
- Sold out
- 106
- 243 more reduced
9 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: 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, Q3 2021
Shares, value and share of portfolio for each institution holding Western Digital Corp; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BNP Paribas Arbitrage, SA | 272,359 | $15.4M | 0.04% | −109,595−28.7% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 257,534 | $14.5M | 0.08% | +257,534 | New |
| Toronto Dominion Bank | 255,343 | $14.4M | 0.02% | +36,152+16.5% | Added |
| Wolverine Trading, LLC | 249,023 | $14.1M | 0.29% | +70,812+39.7% | Added |
| Davidson Kempner Capital Management LP | 250,000 | $14.1M | 0.21% | +100,000+66.7% | Added |
| Balyasny Asset Management LLC | 247,111 | $13.9M | 0.07% | −712,475−74.2% | Reduced |
| S&T Bank | 244,046 | $13.8M | 2.13% | +8,758+3.7% | Added |
| Caption Management, LLC | 240,770 | $13.6M | 0.89% | +229,242+1,988.6% | Added |
| Redwood Grove Capital, LLC | 237,501 | $13.4M | 7.63% | +32,000+15.6% | Added |
| Guyasuta Investment Advisors Inc | 234,540 | $13.2M | 0.94% | +7,544+3.3% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 233,363 | $13.2M | 0.07% | +101,932+77.6% | Added |
| South Dakota Investment Council | 229,390 | $12.9M | 0.23% | 00.0% | Unchanged |
| Zimmer Partners, LP | 225,000 | $12.7M | 0.20% | −100,000−30.8% | Reduced |
| Teachers Retirement System of the State of Kentucky | 223,370 | $12.6M | 0.12% | 00.0% | Unchanged |
| Robeco Institutional Asset Management B.V. | 219,722 | $12.4M | 0.03% | −3,849−1.7% | Reduced |
| JPMorgan Chase & Co | 213,317 | $12.0M | 0.00% | −79,699−27.2% | Reduced |
| Loews Corp | 200,000 | $11.3M | 0.10% | +20,000+11.1% | Added |
| Elemental Capital Partners LLC | 197,940 | $11.1M | 9.28% | +750+0.4% | Added |
| Oregon Public Employees Retirement Fund | 195,749 | $11.0M | 0.13% | +7,355+3.9% | Added |
| Great West Life Assurance Co | 191,694 | $10.9M | 0.03% | −936−0.5% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 188,159 | $10.6M | 0.04% | −7,117−3.6% | Reduced |
| State of New Jersey Common Pension Fund D | 183,724 | $10.4M | 0.03% | +796+0.4% | Added |
| Artemis Investment Management LLP | 183,503 | $10.4M | 0.08% | −1,203,300−86.8% | Reduced |
| TD Asset Management Inc | 175,507 | $9.91M | 0.01% | −121,713−41.0% | Reduced |
| Public Employees Retirement System of Ohio | 174,018 | $9.82M | 0.03% | −3,625−2.0% | Reduced |
| Sprott Inc. | 170,000 | $9.60M | 0.71% | 00.0% | Unchanged |
| Crossmark Global Holdings, Inc. | 168,039 | $9.48M | 0.22% | −4,125−2.4% | Reduced |
| HighTower Advisors, LLC | 166,605 | $9.40M | 0.03% | −18,193−9.8% | Reduced |
| Thrivent Financial for Lutherans | 156,740 | $8.85M | 0.02% | +24,424+18.5% | Added |
| Twin Tree Management, LP | 156,595 | $8.84M | 0.26% | +7,030+4.7% | Added |
| Marshall Wace North America L.P. | 156,569 | $8.84M | 0.04% | −533,035−77.3% | Reduced |
| LPL Financial LLC | 153,907 | $8.69M | 0.01% | −52,805−25.5% | Reduced |
| Goodman Financial Corp | 152,611 | $8.61M | 2.35% | +152,611 | New |
| Comerica Bank | 146,730 | $8.57M | 0.05% | +66,040+81.8% | Added |
| State of Alaska, Department of Revenue | 145,618 | $8.22M | 0.08% | −4,004−2.7% | Reduced |
| Macquarie Group Ltd | 144,813 | $8.17M | 0.01% | −2,847−1.9% | Reduced |
| Robotti Robert | 142,878 | $8.06M | 1.85% | −152−0.1% | Reduced |
| Standard Life Aberdeen plc | 139,709 | $7.95M | 0.02% | −6,513−4.5% | Reduced |
| Panview Asian Equity Master Fund | 140,000 | $7.90M | 11.37% | −5,000−3.4% | Reduced |
| Asset Management One Co.,Ltd. | 139,708 | $7.88M | 0.03% | −4,048−2.8% | Reduced |
| Guggenheim Capital LLC | 139,380 | $7.87M | 0.05% | −43,831−23.9% | Reduced |
| swisspartners Advisors Ltd | 139,208 | $7.86M | 5.52% | +36,160+35.1% | Added |
| Voloridge Investment Management, LLC | 138,747 | $7.83M | 0.05% | −247,272−64.1% | Reduced |
| M&G Investment Management Ltd | 136,043 | $7.62M | 0.04% | +43,274+46.6% | Added |
| Storebrand Asset Management AS | 134,127 | $7.57M | 0.04% | +6,498+5.1% | Added |
| DekaBank Deutsche Girozentrale | 132,312 | $7.53M | 0.02% | −58,058−30.5% | Reduced |
| Hosking Partners LLP | 131,848 | $7.44M | 0.18% | −14,498−9.9% | Reduced |
| Pictet Asset Management SA | 131,702 | $7.43M | 0.01% | +131,702 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 128,470 | $7.25M | 0.04% | +14,744+13.0% | Added |
| swisspartners Ltd. | 126,016 | $7.11M | 5.51% | +1,131+0.9% | Added |
| AMP Capital Investors Ltd | 122,979 | $6.94M | 0.04% | −29,223−19.2% | Reduced |
| Permit Capital, LLC | 122,600 | $6.92M | 2.06% | 00.0% | Unchanged |
| Nordea Investment Management AB | 121,628 | $6.91M | 0.01% | −1,517−1.2% | Reduced |
| Voya Investment Management LLC | 120,330 | $6.79M | 0.01% | −2,002−1.6% | Reduced |
| Korea Investment CORP | 118,700 | $6.70M | 0.02% | −9,600−7.5% | Reduced |
| Greenwood Capital Associates LLC | 118,688 | $6.70M | 1.03% | +11,176+10.4% | Added |
| Rockefeller Capital Management L.P. | 117,778 | $6.65M | 0.03% | +9,608+8.9% | Added |
| American International Group, Inc. | 112,455 | $6.35M | 0.03% | −1,975−1.7% | Reduced |
| Treasurer of the State of North Carolina | 110,574 | $6.24M | 0.04% | +3,729+3.5% | Added |
| Royal London Asset Management Ltd | 107,435 | $6.07M | 0.02% | 00.0% | Unchanged |
| Aviva PLC | 105,508 | $5.96M | 0.03% | −5,198−4.7% | Reduced |
| Clearline Capital LP | 105,484 | $5.95M | 0.78% | −8,451−7.4% | Reduced |
| Retirement Systems of Alabama | 105,238 | $5.94M | 0.02% | −6,862−6.1% | Reduced |
| Polar Asset Management Partners Inc. | 104,625 | $5.91M | 0.07% | −42,575−28.9% | Reduced |
| ClariVest Asset Management LLC | 104,120 | $5.88M | 0.19% | +104,120 | New |
| Envestnet Asset Management Inc | 104,041 | $5.87M | 0.00% | −14,187−12.0% | Reduced |
| Smith, Graham & Co., Investment Advisors, LP | 100,033 | $5.65M | 0.57% | +4,392+4.6% | Added |
| Force Hill Capital Management LP | 99,400 | $5.61M | 1.39% | +99,400 | New |
| Shelton Capital Management | 99,016 | $5.59M | 0.22% | +88,800+869.2% | Added |
| Qube Research & Technologies Ltd | 96,348 | $5.44M | 0.07% | +47,555+97.5% | Added |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 95,366 | $5.38M | 0.05% | −2,600−2.7% | Reduced |
| Amalgamated Bank | 94,953 | $5.36M | 0.05% | −3,009−3.1% | Reduced |
| Olstein Capital Management, L.P. | 94,000 | $5.30M | 0.65% | 00.0% | Unchanged |
| PFS Investments Inc. | 94,620 | $5.28M | 0.11% | +1,067+1.1% | Added |
| Capstone Investment Advisors, LLC | 92,295 | $5.21M | 0.09% | +89,894+3,744.0% | Added |
| ExodusPoint Capital Management, LP | 92,218 | $5.21M | 0.08% | +8,006+9.5% | Added |
| Andra AP-fonden | 90,500 | $5.11M | 0.11% | +13,500+17.5% | Added |
| Cna Financial Corp | 90,000 | $5.08M | 1.38% | +25,000+38.5% | Added |
| Illinois Municipal Retirement Fund | 89,740 | $5.07M | 0.19% | +23,447+35.4% | Added |
| Virginia Retirement Systems Et Al | 88,500 | $5.00M | 0.05% | +88,500 | New |
| Nisa Investment Advisors, LLC | 87,399 | $4.93M | 0.03% | 00.0% | Unchanged |
| State of Michigan Retirement System | 87,193 | $4.92M | 0.03% | 00.0% | Unchanged |
| Arizona State Retirement System | 86,002 | $4.85M | 0.04% | −516−0.6% | Reduced |
| First Republic Investment Management, Inc. | 84,606 | $4.78M | 0.01% | −482−0.6% | Reduced |
| Walleye Trading LLC | 81,334 | $4.59M | 0.11% | +71,741+747.8% | Added |
| Calamos Advisors LLC | 77,124 | $4.35M | 0.02% | +6,773+9.6% | Added |
| Maplelane Capital, LLC | 77,001 | $4.35M | 0.31% | −26,000−25.2% | Reduced |
| McGuire Investment Group, LLC | 74,646 | $4.21M | 0.79% | −37,750−33.6% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 73,916 | $4.17M | 0.02% | +7,463+11.2% | Added |
| Forsta Ap-Fonden | 70,000 | $3.95M | 0.04% | −11,300−13.9% | Reduced |
| Buckhead Capital Management LLC | 69,433 | $3.92M | 0.88% | +1,232+1.8% | Added |
| MetLife Investment Management | 69,214 | $3.91M | 0.04% | −1,835−2.6% | Reduced |
| USS Investment Management Ltd | 67,601 | $3.82M | 0.03% | +22,086+48.5% | Added |
| Nomura Asset Management Co Ltd | 67,458 | $3.81M | 0.02% | +2,574+4.0% | Added |
| LSV Asset Management | 65,100 | $3.67M | 0.01% | +65,100 | New |
| Rafferty Asset Management, LLC | 65,082 | $3.67M | 0.03% | +3,604+5.9% | Added |
| Livforsakringsbolaget Skandia, Omsesidigt | 64,260 | $3.63M | 0.23% | 00.0% | Unchanged |
| ProShare Advisors LLC | 64,235 | $3.63M | 0.01% | +6,079+10.5% | Added |
| Chartwell Investment Partners, LLC | 63,049 | $3.56M | 0.11% | +12,595+25.0% | Added |
| Nomura Holdings Inc | 61,175 | $3.49M | 0.03% | +46,815+326.0% | Added |