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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.

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

Top Sellers

1
Wellington Management Group
Wellington Management Group
Massachusetts
$442M
2
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$335M
3
Two Sigma Investments
Two Sigma Investments
New York
$36.1M
4
CIP
Cornerstone Investment Partners
Georgia
$192M
5
CGM
Capital Growth Management
Massachusetts
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
TSU
226
TD Securities (USA)
New York
$7.1M -$444K -6,454 -6%
AIS
227
AlphaOne Investment Services
Pennsylvania
$7.08M +$7.08M +102,929 New
FQ
228
First Quadrant
California
$6.9M -$24.4M -354,179 -78%
Public Sector Pension Investment Board (PSP Investments)
229
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$6.88M +$143K +2,085 +2%
CCI
230
Credit Capital Investments
New Jersey
$6.64M – – –
ERSOT
231
Employees Retirement System of Texas
Texas
$6.55M -$182K -2,646 -3%
ARC
232
Absolute Return Capital
Massachusetts
$6.51M -$5.76M -83,783 -47%
TCM
233
TAM Capital Management
Connecticut
$6.37M +$6.37M +92,610 New
UOC
234
UBS O'Connor
Illinois
$6.29M +$3.52M +51,132 +127%
AL
235
Airain Ltd
Guernsey
$6.18M -$390K -5,675 -6%
CSS
236
Cubist Systematic Strategies
Connecticut
$6.18M +$6.06M +88,135 +5,342%
BUB
237
BBVA USA Bancshares
Texas
$6.1M -$224K -3,252 -4%
Comerica Bank
238
Comerica Bank
Texas
$5.92M -$5.88M -85,461 -50%
GIBU
239
Gulf International Bank (UK)
United Kingdom
$5.91M – – –
SCM
240
Sterling Capital Management
North Carolina
$5.84M +$5.38M +78,150 +1,158%
MAM
241
Meeder Asset Management
Ohio
$5.74M -$228K -3,307 -4%
Renaissance Technologies
242
Renaissance Technologies
New York
$5.68M -$43M -625,515 -88%
Envestnet Asset Management
243
Envestnet Asset Management
Illinois
$5.52M +$5.42M +78,765 +5,151%
HCMT
244
Highland Capital Management (Texas)
Texas
$5.52M +$5.52M +80,273 New
BBCM
245
Boardman Bay Capital Management
New York
$5.46M +$2.96M +43,011 +118%
BPM
246
Bowling Portfolio Management
Ohio
$5.41M -$31.3K -455 -0.6%
Daiwa Securities Group
247
Daiwa Securities Group
Japan
$5.4M -$12.7M -184,810 -70%
RC
248
RegentAtlantic Capital
New Jersey
$5.23M -$17.5K -254 -0.3%
HIMCH
249
Hartford Investment Management Co (HIMCO)
Connecticut
$5.16M +$1.17K +17 +0%
IRF
250
IBM Retirement Fund
New York
$4.99M -$16K -232 -0.3%
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