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WESTERN DIGITAL CORP
WESTERN DIGITAL CORP. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 623 Institutional holders with a total value of $13,192,816,053.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 VANGUARD GROUP INC 15,839,359 951,154,000 7.21%
2 FMR LLC 13,152,899 789,832,000 5.99%
3 STATE STREET CORP 9,600,307 576,488,000 4.37%
4 Boston Partners 7,933,333 476,397,000 3.61%
5 BlackRock Institutional Trust Company, N.A. 7,698,694 462,307,000 3.50%
6 PRICE T ROWE ASSOCIATES INC /MD/ 7,063,466 424,161,000 3.22%
7 Clearbridge Investments, LLC 5,270,506 316,494,000 2.40%
8 Alken Asset Management Ltd 5,155,794 309,605,000 2.35%
9 OppenheimerFunds, Inc. 4,248,499 255,137,000 1.93%
10 LSV ASSET MANAGEMENT 4,143,816 248,836,000 1.89%
11 BlackRock Group LTD 3,931,232 236,070,000 1.79%
12 BlackRock Fund Advisors 3,747,484 225,036,000 1.71%
13 NORTHERN TRUST CORP 3,028,848 181,882,000 1.38%
14 WELLINGTON MANAGEMENT GROUP LLP 2,831,434 170,028,000 1.29%
15 AMERIGO ASSET MANAGEMENT 2,738,731 164,461,000 1.25%
16 APG Asset Management N.V. 2,652,523 159,284,006 1.21%
17 DEUTSCHE BANK AG\ 2,608,127 156,611,000 1.19%
18 Invesco Ltd. 2,490,844 149,575,000 1.13%
19 Bank of New York Mellon Corp 2,472,764 148,489,000 1.13%
20 WELLS FARGO & COMPANY/MN 2,386,579 143,314,000 1.09%
21 BRANDES INVESTMENT PARTNERS, LP 2,272,211 136,447,000 1.03%
22 JPMORGAN CHASE & CO 2,191,181 131,579,000 1.00%
23 NORGES BANK 2,185,652 131,249,000 0.99%
24 GEODE CAPITAL MANAGEMENT, LLC 2,185,929 131,035,000 0.99%
25 BANK OF AMERICA CORP /DE/ 2,083,075 125,089,000 0.95%
26 TWO SIGMA ADVISERS, LP 2,031,150 121,971,000 0.92%
27 Neuberger Berman Group LLC 1,910,206 114,708,000 0.87%
28 TWO SIGMA INVESTMENTS, LP 1,909,001 114,636,000 0.87%
29 BLACKROCK ADVISORS LLC 1,864,246 111,948,000 0.85%
30 abrdn Investment Management Ltd 1,724,563 103,569,000 0.79%
31 DIMENSIONAL FUND ADVISORS LP 1,664,359 99,963,000 0.76%
32 LYRICAL ASSET MANAGEMENT LP 1,658,397 99,587,000 0.75%
33 AMERICAN CENTURY COMPANIES INC 1,628,477 97,790,000 0.74%
34 GOLDMAN SACHS GROUP INC 1,627,665 97,742,000 0.74%
35 SUSQUEHANNA INTERNATIONAL GROUP, LLP 1,597,300 95,918,000 0.73% Put
36 BlackRock Investment Management, LLC 1,550,426 93,103,000 0.71%
37 HERNDON CAPITAL MANAGEMENT LLC 1,545,447 92,804,000 0.70%
38 GENERAL ELECTRIC CO 1,506,820 90,485,000 0.69%
39 AQR CAPITAL MANAGEMENT LLC 1,483,280 89,071,000 0.68%
40 TIAA CREF INVESTMENT MANAGEMENT LLC 1,456,574 87,467,000 0.66%
41 Allianz Asset Management GmbH 1,425,873 85,903,000 0.65%
42 TCW GROUP INC 1,313,208 78,859,000 0.60%
43 ONTARIO TEACHERS PENSION PLAN BOARD 1,310,381 78,688,000 0.60%
44 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 1,260,632 75,701,000 0.57%
45 First Pacific Advisors, LP 1,251,220 75,136,000 0.57%
46 BlackRock Finance, Inc. 1,227,076 73,684,000 0.56%
47 SIRIOS CAPITAL MANAGEMENT L P 1,184,625 71,137,000 0.54%
48 Cornerstone Investment Partners, LLC 1,138,745 68,382,000 0.52%
49 NEW YORK STATE COMMON RETIREMENT FUND 1,134,113 68,103,000 0.52%
50 SCHRODER INVESTMENT MANAGEMENT GROUP 1,100,018 66,056,000 0.50%
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From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.