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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 Holding Trade Value Shares
Change 		Shares
Change %
Ameriprise
151
Ameriprise
Minnesota
$17.3M +$5.64M +88,850 +48%
MWNA
152
Marshall Wace North America
New York
$17.1M +$17.1M +268,992 New
QI
153
QS Investors
New York
$16.8M -$4.08M -64,297 -20%
HW
154
Hancock Whitney
Mississippi
$16.6M -$739K -11,657 -4%
NIM
155
Nexus Investment Management
Ontario, Canada
$16.4M -$185K -2,910 -1%
Grantham, Mayo, Van Otterloo & Co (GMO)
156
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$16.3M -$1.4M -22,066 -8%
CIA
157
CCM Investment Advisers
South Carolina
$16.2M -$10.9M -172,095 -40%
PC
158
Polar Capital
United Kingdom
$16.1M +$9.3M +146,578 +136%
OAC
159
OMERS Administration Corp
Ontario, Canada
$15.3M +$12.6M +198,847 +461%
MAM
160
Meeder Asset Management
Ohio
$15M +$1.52M +23,923 +11%
Korea Investment Corp
161
Korea Investment Corp
South Korea
$14.6M -$2.79M -43,923 -16%
DCM
162
Decatur Capital Management
Georgia
$14.4M -$594K -9,361 -4%
CIM
163
Contrarius Investment Management
Jersey
$14.4M -$6.29M -99,188 -30%
COPPSERS
164
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$14M -$428K -6,743 -3%
Citigroup
165
Citigroup
New York
$14M +$540K +8,516 +4%
Nuveen Asset Management
166
Nuveen Asset Management
Illinois
$13.9M +$511K +8,051 +4%
CBOA
167
Commonwealth Bank of Australia
Australia
$13.8M -$235M -3,703,312 -94%
Franklin Resources
168
Franklin Resources
California
$13.4M -$1.15M -18,109 -8%
AIA
169
Affinity Investment Advisors
California
$13.1M -$809K -12,762 -6%
Chevy Chase Trust
170
Chevy Chase Trust
Maryland
$12.9M +$188K +2,967 +1%
PI
171
PGGM Investments
Netherlands
$12.8M -$179K -2,827 -1%
LC
172
Loews Corp
New York
$12.6M -$839K -13,230 -6%
HSA
173
Hussman Strategic Advisors
Maryland
$12.6M – – –
AAF
174
Andra AP-fonden
Sweden
$12.3M -$2.34M -36,911 -16%
CIC
175
Cornercap Investment Counsel
Georgia
$11.9M -$571K -9,003 -5%
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