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Western Digital
WDC

Overview Fund Activity

499 hedge funds and large institutions have $12.3B invested in Western Digital in 2013 Q3 according to their latest regulatory filings, with 67 funds opening new positions, 175 increasing their positions, 202 reducing their positions, and 43 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
499
Holders Change
+20
Holders Change %
+4.18%
% of All Funds
16.19%
Holding in Top 10
15
Holding in Top 10 Change
-7
Holding in Top 10 Change %
-31.82%
% of All Funds
0.49%
New
67
Increased
175
Reduced
202
Closed
43
Calls
$192M
Puts
$215M
Net Calls
-$22.3M
Net Calls Change
+$18.2M

Top Buyers

1
AAM
Alken Asset Management
United Kingdom
$551M
2
O
OppenheimerFunds
New York
$365M
3
Allianz Asset Management
Allianz Asset Management
Germany
$267M
4
Boston Partners
Boston Partners
Massachusetts
$148M
5
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$173M

Top Sellers

1
CBOA
Commonwealth Bank of Australia
Australia
$188M
2
Fidelity Investments
Fidelity Investments
Massachusetts
$98.1M
3
Sanders Capital
Sanders Capital
Florida
$32.6M
4
NI
Numeric Investors
Massachusetts
$1.33M
5
CIM
Contrarius Investment Management
Jersey
$15.6M
Name Holding Trade Value Shares
Change 		Shares
Change %
Jane Street
351
Jane Street
New York
$648K -$497K -10,362 -43%
TAS
352
TIFF Advisory Services
Pennsylvania
$647K – – –
JIP
353
Jaffetilchin Investment Partners
Florida
$635K -$496K -10,354 -44%
NSAM
354
North Star Asset Management
Wisconsin
$634K – – –
VKH
355
Virtu KCG Holdings
New York
$624K +$624K +13,025 New
BNP Paribas Asset Management
356
BNP Paribas Asset Management
France
$616K +$616K +12,857 New
WAM
357
Wolverine Asset Management
Illinois
$589K -$88.7K -1,852 -13%
Natixis Advisors
358
Natixis Advisors
Massachusetts
$583K +$146K +3,053 +34%
CPO
359
Cerity Partners OCIO
New York
$580K +$44.3K +925 +8%
KeyBank National Association
360
KeyBank National Association
Ohio
$577K -$148K -3,078 -20%
AIM
361
abrdn Investment Management
United Kingdom
$575K -$9.49K -198 -2%
HIM
362
Herald Investment Management
United Kingdom
$571K – – –
PA
363
Pinnacle Associates
New York
$570K +$217K +4,531 +61%
SSG
364
Summit Securities Group
New York
$564K +$558K +11,643 +8,820%
D.E. Shaw & Co
365
D.E. Shaw & Co
New York
$563K -$9.6M -200,305 -94%
CI
366
Capital International
California
$558K – – –
CI
367
Constellation Investments
Ohio
$553K +$34.8K +727 +7%
MYLI
368
Meiji Yasuda Life Insurance
Japan
$548K -$27K -564 -5%
NBC
369
Neuberger Berman Canada
Ontario, Canada
$536K -$2.58M -53,899 -83%
GIA
370
Guyasuta Investment Advisors
Pennsylvania
$509K +$509K +10,628 New
NB
371
Norinchukin Bank
Japan
$502K +$35.1K +733 +8%
T
372
TradeWorx
New Jersey
$500K +$500K +10,424 New
KRSITF
373
Kentucky Retirement Systems Insurance Trust Fund
Kentucky
$476K +$476K +9,942 New
HCM
374
Highbridge Capital Management
New York
$472K +$472K +9,840 New
FNBT
375
FineMark National Bank & Trust
Florida
$463K +$383K +7,994 +481%
13 14
15
16 17