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

Institutional Holders (2014Q1)
Portfolio Summary: 585 Institutional holders with a total value of $18,878,468,071.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 VANGUARD GROUP INC 16,019,608 1,470,920,000 7.79%
2 STATE STREET CORP 8,740,775 802,570,000 4.25%
3 Alken Asset Management LLP 7,501,601 688,797,000 3.65%
4 BlackRock Institutional Trust Company, N.A. 5,885,269 540,385,000 2.86%
5 OppenheimerFunds, Inc. 5,626,061 516,585,000 2.74%
6 Boston Partners 4,900,421 449,957,000 2.38%
7 LSV ASSET MANAGEMENT 4,656,811 427,588,000 2.26%
8 APG Asset Management N.V. 4,611,490 423,427,000 2.24%
9 Bank of New York Mellon Corp 4,575,202 420,095,000 2.23%
10 PRICE T ROWE ASSOCIATES INC /MD/ 4,237,912 389,125,000 2.06%
11 Invesco Ltd. 3,685,151 338,370,000 1.79%
12 NORGES BANK 3,601,289 330,670,000 1.75%
13 Allianz Asset Management GmbH 3,343,054 306,960,000 1.63%
14 NORTHERN TRUST CORP 3,339,846 306,665,000 1.62%
15 Cornerstone Investment Partners, LLC 3,246,089 298,056,000 1.58%
16 AJO, LP 3,044,590 279,554,000 1.48%
17 AQR CAPITAL MANAGEMENT LLC 3,010,343 276,410,000 1.46%
18 BlackRock Fund Advisors 2,902,066 266,468,000 1.41%
19 HERNDON CAPITAL MANAGEMENT LLC 2,480,140 227,726,454 1.21%
20 PUTNAM INVESTMENTS LLC 2,422,450 222,429,000 1.18%
21 BRANDES INVESTMENT PARTNERS, LP 2,403,495 220,688,000 1.17%
22 JPMORGAN CHASE & CO 2,277,974 209,164,000 1.11%
23 TIAA CREF INVESTMENT MANAGEMENT LLC 1,981,028 181,898,000 0.96%
24 Turiya Advisors Asia Ltd 1,966,991 180,609,000 0.96%
25 BlackRock Group LTD 1,868,516 171,567,000 0.91%
26 AMERICAN CENTURY COMPANIES INC 1,863,115 171,071,000 0.91%
27 GOLDMAN SACHS GROUP INC 1,832,305 168,243,000 0.89%
28 WELLINGTON MANAGEMENT GROUP LLP 1,783,367 163,749,000 0.87%
29 ONTARIO TEACHERS PENSION PLAN BOARD 1,712,320 157,225,000 0.83%
30 GEODE CAPITAL MANAGEMENT, LLC 1,701,372 156,158,000 0.83%
31 DIMENSIONAL FUND ADVISORS LP 1,682,675 154,474,000 0.82%
32 abrdn Investment Management Ltd 1,674,982 153,805,000 0.81%
33 CAPITAL GROWTH MANAGEMENT LP 1,640,000 150,585,000 0.80%
34 PRINCIPAL FINANCIAL GROUP INC 1,620,629 148,806,000 0.79%
35 TCW GROUP INC 1,595,484 146,498,000 0.78%
36 JANUS HENDERSON INVESTORS US LLC 1,472,558 135,210,000 0.72%
37 Robeco Institutional Asset Management B.V. 1,302,691 119,613,000 0.63%
38 NEW YORK STATE COMMON RETIREMENT FUND 1,291,186 118,557,000 0.63%
39 First Pacific Advisors, LP 1,240,700 113,921,000 0.60%
40 FMR LLC 1,202,583 110,421,000 0.58%
41 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1,094,644 100,511,000 0.53%
42 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 1,091,820 100,250,913 0.53%
43 SG Americas Securities, LLC 1,064,870 97,776,000 0.52%
44 CITADEL ADVISORS LLC 1,025,744 94,184,000 0.50%
45 Brandywine Global Investment Management, LLC 1,000,998 91,912,000 0.49%
46 SCHRODER INVESTMENT MANAGEMENT GROUP 998,112 91,646,644 0.49%
47 RUSSELL FRANK CO/ 1,035,563 91,280,000 0.48%
48 PRUDENTIAL FINANCIAL INC 986,437 90,574,000 0.48%
49 SYSTEMATIC FINANCIAL MANAGEMENT LP 979,956 89,979,000 0.48%
50 Legal & General Group Plc 948,495 87,091,000 0.46%
Page 1 of 12

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.