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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
TAA
1
Turiya Advisors Asia
Hong Kong
$0
2
Wellington Management Group
2
Wellington Management Group
Massachusetts
$442M
3
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$335M
4
Two Sigma Investments
4
Two Sigma Investments
New York
$36.1M
5
CIP
5
Cornerstone Investment Partners
Georgia
$192M
Name Market Value Shares Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$1.34B 14,709,177 +526,705 +4%
State Street
2
State Street
Massachusetts
$889M 9,768,281 -339,635 -3%
Boston Partners
3
Boston Partners
Massachusetts
$683M 7,510,138 +719,528 +11%
AAM
4
Alken Asset Management
United Kingdom
$615M 6,758,714 -248,052 -4%
BIT
5
BlackRock Institutional Trust
California
$591M 6,491,031 -294,159 -4%
Wellington Management Group
6
Wellington Management Group
Massachusetts
$442M 4,851,233 -1,258,505 -21%
LSV Asset Management
7
LSV Asset Management
Illinois
$400M 4,397,839 -53,500 -1%
AIM
8
abrdn Investment Management
United Kingdom
$393M 4,314,290 +60,455 +1%
O
9
OppenheimerFunds
New York
$374M 4,104,126 -220,910 -5%
T. Rowe Price Associates
10
T. Rowe Price Associates
Maryland
$335M 3,685,131 -1,089,267 -23%
APG Asset Management
11
APG Asset Management
Netherlands
$333M 3,664,012 -181,606 -5%
BFA
12
BlackRock Fund Advisors
California
$312M 3,427,333 +10,976 +0.3%
Northern Trust
13
Northern Trust
Illinois
$303M 3,325,425 -55,573 -2%
Bank of New York Mellon
14
Bank of New York Mellon
New York
$298M 3,270,975 -545,897 -14%
Citadel Advisors
15
Citadel Advisors
Florida
$279M 3,070,065 +1,754,296 +133%
Deutsche Bank
16
Deutsche Bank
Germany
$267M 2,930,583 +337,686 +13%
AQR Capital Management
17
AQR Capital Management
Connecticut
$246M 2,700,150 -281,066 -9%
AL
18
AJO LP
Pennsylvania
$244M 2,685,660 -71,680 -3%
Wells Fargo
19
Wells Fargo
California
$240M 2,634,475 +173,370 +7%
American Century Companies
20
American Century Companies
Missouri
$240M 2,633,472 +279,506 +12%
Invesco
21
Invesco
Georgia
$235M 2,582,980 +183,247 +8%
JHIU
22
Janus Henderson Investors US
Colorado
$230M 2,521,872 +221,370 +10%
Fidelity Investments
23
Fidelity Investments
Massachusetts
$209M 2,295,467 +1,430,662 +165%
BG
24
BlackRock Group
United Kingdom
$205M 2,250,199 -128,058 -5%
Norges Bank
25
Norges Bank
Norway
$199M 2,182,284 +97,940 +5%
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