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Western Digital
WDC

Overview Fund Activity

605 hedge funds and large institutions have $18.7B invested in Western Digital in 2015 Q1 according to their latest regulatory filings, with 75 funds opening new positions, 219 increasing their positions, 247 reducing their positions, and 67 closing their positions.

Holders
605
Holders Change
–
Holders Change %
0%
% of All Funds
16.14%
Holding in Top 10
21
Holding in Top 10 Change
-9
Holding in Top 10 Change %
-30%
% of All Funds
0.56%
New
75
Increased
219
Reduced
247
Closed
67
Calls
$314M
Puts
$292M
Net Calls
+$22.5M
Net Calls Change
+$87.2M

Top Buyers

1
Citadel Advisors
1
Citadel Advisors
Florida
$279M
2
IIM
2
Ivory Investment Management
New York
$142M
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$209M
4
D.E. Shaw & Co
4
D.E. Shaw & Co
New York
$78.5M
5
Boston Partners
5
Boston Partners
Massachusetts
$683M

Top Sellers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$442M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$335M
3
Two Sigma Investments
3
Two Sigma Investments
New York
$36.1M
4
CIP
4
Cornerstone Investment Partners
Georgia
$192M
5
CGM
5
Capital Growth Management
Massachusetts
$0
Name Market Value Shares Shares
Change 		Shares
Change %
CS
51
Credit Suisse
Switzerland
$90.2M 1,311,163 -75,038 -5%
CI Investments Inc
52
CI Investments Inc
Ontario, Canada
$86M 1,250,764 +548,251 +78%
Robeco Institutional Asset Management
53
Robeco Institutional Asset Management
Netherlands
$84.7M 1,230,922 -84,166 -6%
Janus Henderson Group
54
Janus Henderson Group
United Kingdom
$82.7M 1,202,017 -233,106 -16%
Prudential Financial
55
Prudential Financial
New Jersey
$79.8M 1,160,280 +421,759 +57%
D.E. Shaw & Co
56
D.E. Shaw & Co
New York
$78.5M 1,140,574 +1,044,708 +1,090%
Legal & General Group
57
Legal & General Group
United Kingdom
$78.1M 1,135,424 -55,279 -5%
GAM
58
Gotham Asset Management
New York
$75M 1,090,033 +546,902 +101%
JIR
59
James Investment Research
Ohio
$73.4M 1,067,224 +114,301 +12%
MAA
60
Managed Account Advisors
New Jersey
$73.3M 1,065,552 -48,419 -4%
Ameriprise
61
Ameriprise
Minnesota
$72.6M 1,055,851 +471,369 +81%
Canada Pension Plan Investment Board
62
Canada Pension Plan Investment Board
Ontario, Canada
$72.6M 1,055,328 +275,550 +35%
Two Sigma Advisers
63
Two Sigma Advisers
New York
$71.9M 1,045,042 -336,571 -24%
GC
64
Guggenheim Capital
Illinois
$71.8M 1,043,933 +181,883 +21%
California Public Employees Retirement System
65
California Public Employees Retirement System
California
$71.8M 973,109 – –
WRF
66
Waddell & Reed Financial
Kansas
$71.4M 1,038,423 -70,516 -6%
NRECA
67
National Rural Electric Cooperative Association
Virginia
$69.4M 1,009,294 +609,903 +153%
BlackRock
68
BlackRock
New York
$69.4M 1,009,176 -123,358 -11%
Sumitomo Mitsui Trust Group
69
Sumitomo Mitsui Trust Group
Japan
$68.6M 997,018 +65,269 +7%
ETC
70
Evercore Trust Company
New York
$68M 987,897 -26,951 -3%
WG
71
Winton Group
United Kingdom
$66.8M 971,148 +342,099 +54%
Charles Schwab
72
Charles Schwab
California
$65.9M 957,896 -231,780 -19%
TA
73
Teachers Advisors
New York
$64M 929,749 -131,661 -12%
RFC
74
Russell Frank Company
Washington
$57M 828,697 -311,079 -27%
PPA
75
Parametric Portfolio Associates
Washington
$55.1M 801,614 -36,678 -4%
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