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Western Digital
WDC

Overview Fund Activity

787 hedge funds and large institutions have $20B invested in Western Digital in 2017 Q4 according to their latest regulatory filings, with 126 funds opening new positions, 282 increasing their positions, 279 reducing their positions, and 93 closing their positions.

Holders
787
Holders Change
+25
Holders Change %
+3.28%
% of All Funds
17.87%
Holding in Top 10
16
Holding in Top 10 Change
-9
Holding in Top 10 Change %
-36%
% of All Funds
0.36%
New
126
Increased
282
Reduced
279
Closed
93
Calls
$434M
Puts
$945M
Net Calls
-$511M
Net Calls Change
-$205M

Top Buyers

1
AQR Capital Management
1
AQR Capital Management
Connecticut
$850M
2
Goldman Sachs
2
Goldman Sachs
New York
$527M
3
Two Sigma Investments
3
Two Sigma Investments
New York
$126M
4
Two Sigma Advisers
4
Two Sigma Advisers
New York
$94.3M
5
Renaissance Technologies
5
Renaissance Technologies
New York
$193M

Top Sellers

1
AL
1
Appaloosa LP
New Jersey
$47.7M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$133M
3
FAM
3
Fred Alger Management
New York
$18.3M
4
Citadel Advisors
4
Citadel Advisors
Florida
$112M
5
Bank of America
5
Bank of America
North Carolina
$166M
Name Market Value Shares Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$2.55B 32,055,915 +876,813 +3%
BlackRock
2
BlackRock
New York
$1.52B 19,167,294 +356,329 +2%
Capital World Investors
3
Capital World Investors
California
$954M 11,999,528 -578,047 -5%
State Street
4
State Street
Massachusetts
$925M 11,625,696 +51,371 +0.4%
AQR Capital Management
5
AQR Capital Management
Connecticut
$850M 10,692,905 +5,143,651 +93%
ClearBridge Investments
6
ClearBridge Investments
New York
$673M 8,456,211 -408,011 -5%
Goldman Sachs
7
Goldman Sachs
New York
$527M 6,629,259 +2,550,654 +63%
IAM
8
Iridian Asset Management
Connecticut
$476M 5,989,267 +68,610 +1%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$311M 3,919,230 +171,959 +5%
Ameriprise
10
Ameriprise
Minnesota
$309M 3,880,736 -183,014 -5%
Northern Trust
11
Northern Trust
Illinois
$271M 3,405,616 -52,632 -2%
Invesco
12
Invesco
Georgia
$264M 3,324,634 -116,185 -3%
LAM
13
Lyrical Asset Management
New York
$263M 3,307,454 +103,165 +3%
Bank of New York Mellon
14
Bank of New York Mellon
New York
$250M 3,149,269 -132,426 -4%
LSV Asset Management
15
LSV Asset Management
Illinois
$246M 3,096,516 -38,572 -1%
UBS AM
16
UBS AM
Illinois
$244M 3,070,049 +526,741 +21%
Dimensional Fund Advisors
17
Dimensional Fund Advisors
Texas
$239M 3,001,214 -85,711 -3%
Neuberger Berman Group
18
Neuberger Berman Group
New York
$229M 2,880,439 +241,505 +9%
Norges Bank
19
Norges Bank
Norway
$227M 2,857,783 +213,102 +8%
O
20
OppenheimerFunds
New York
$215M 2,708,131 -115,968 -4%
Janus Henderson Group
21
Janus Henderson Group
United Kingdom
$203M 2,551,419 -19,186 -0.7%
Renaissance Technologies
22
Renaissance Technologies
New York
$193M 2,431,182 +976,433 +67%
Wells Fargo
23
Wells Fargo
California
$175M 2,201,119 +136,244 +7%
Bank of America
24
Bank of America
North Carolina
$166M 2,090,092 -1,356,041 -39%
Millennium Management
25
Millennium Management
New York
$140M 1,761,443 +854,852 +94%
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