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Western Digital
WDC

Overview Fund Activity

546 hedge funds and large institutions have $17.1B invested in Western Digital in 2013 Q4 according to their latest regulatory filings, with 92 funds opening new positions, 172 increasing their positions, 232 reducing their positions, and 41 closing their positions.

Holders
546
Holders Change
+47
Holders Change %
+9.42%
% of All Funds
15.86%
Holding in Top 10
31
Holding in Top 10 Change
+16
Holding in Top 10 Change %
+106.67%
% of All Funds
0.9%
New
92
Increased
172
Reduced
232
Closed
41
Calls
$175M
Puts
$206M
Net Calls
-$30.8M
Net Calls Change
-$8.47M

Top Buyers

1
PI
1
Putnam Investments
Massachusetts
$207M
2
Boston Partners
2
Boston Partners
Massachusetts
$360M
3
CGM
3
Capital Growth Management
Massachusetts
$138M
4
Robeco Institutional Asset Management
4
Robeco Institutional Asset Management
Netherlands
$117M
5
Bank of New York Mellon
5
Bank of New York Mellon
New York
$321M

Top Sellers

1
CBOA
1
Commonwealth Bank of Australia
Australia
$13.8M
2
AAM
2
Alken Asset Management
United Kingdom
$648M
3
Acadian Asset Management
3
Acadian Asset Management
Massachusetts
$75.4M
4
RFC
4
Russell Frank Company
Washington
$105M
5
AL
5
AJO LP
Pennsylvania
$269M
Name Market Value Shares Shares
Change 		Shares
Change %
NFA
101
Nationwide Fund Advisors
Ohio
$33.5M 528,648 +52,873 +11%
SCA
102
SAC Capital Advisors
Connecticut
$32.9M 518,084 +462,959 +840%
Millennium Management
103
Millennium Management
New York
$32.7M 516,175 -28,681 -5%
California State Teachers Retirement System (CalSTRS)
104
California State Teachers Retirement System (CalSTRS)
California
$32.1M 506,006 +3,307 +0.7%
Two Sigma Advisers
105
Two Sigma Advisers
New York
$31M 488,323 +436,854 +849%
WBC
106
Westpac Banking Corp
Australia
$30.7M 484,186 -54,403 -10%
Adage Capital Partners
107
Adage Capital Partners
Massachusetts
$30.4M 479,984 – –
CCMH
108
Cornerstone Capital Management Holdings
New York
$30.2M 475,916 -57,040 -11%
State Board of Administration of Florida Retirement System
109
State Board of Administration of Florida Retirement System
Florida
$29.7M 468,980 -23,169 -5%
OSAM
110
O'Shaughnessy Asset Management
Connecticut
$29.6M 467,020 +7,870 +2%
Bank of Montreal
111
Bank of Montreal
Ontario, Canada
$29.5M 465,110 +31,125 +7%
RA
112
Royce & Associates
New York
$29.3M 462,408 -152,939 -25%
TGI
113
Tradewinds Global Investors
California
$28.7M 452,537 -267,433 -37%
RCAMU
114
Rothschild & Co Asset Management US
Connecticut
$28.5M 452,137 -73,302 -14%
ACI
115
AMP Capital Investors
Australia
$27.8M 439,804 +52,935 +14%
VOYA Investment Management
116
VOYA Investment Management
Georgia
$27.6M 434,701 +77,142 +22%
Canada Life
117
Canada Life
Manitoba, Canada
$27M 425,063 +55,402 +15%
KCM
118
Kames Capital Management
United Kingdom
$26.6M 418,710 -52,244 -11%
CAM
119
ClariVest Asset Management
California
$26.5M 417,182 -6,668 -2%
Axa
120
Axa
France
$26.1M 412,231 -183,765 -31%
Ohio Public Employees Retirement System (OPERS)
121
Ohio Public Employees Retirement System (OPERS)
Ohio
$25.7M 404,855 +5,874 +1%
NRECA
122
National Rural Electric Cooperative Association
Virginia
$25.3M 399,391 – –
Jacobs Levy Equity Management
123
Jacobs Levy Equity Management
New Jersey
$25.2M 397,833 -27,306 -6%
SFM
124
Systematic Financial Management
New Jersey
$24.9M 392,580 +179,756 +84%
CCP
125
Clough Capital Partners
Massachusetts
$24.7M 389,094 -397 -0.1%
3 4
5
6 7