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Western Digital
WDC

Overview Fund Activity

546 hedge funds and large institutions have $17.1B invested in Western Digital in 2013 Q4 according to their latest regulatory filings, with 92 funds opening new positions, 172 increasing their positions, 232 reducing their positions, and 41 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
546
Holders Change
+47
Holders Change %
+9.42%
% of All Funds
15.86%
Holding in Top 10
31
Holding in Top 10 Change
+16
Holding in Top 10 Change %
+106.67%
% of All Funds
0.9%
New
92
Increased
172
Reduced
232
Closed
41
Calls
$175M
Puts
$206M
Net Calls
-$30.8M
Net Calls Change
-$8.47M

Top Buyers

1
PI
Putnam Investments
Massachusetts
+$199M
2
Boston Partners
Boston Partners
Massachusetts
+$163M
3
CGM
Capital Growth Management
Massachusetts
+$138M
4
Robeco Institutional Asset Management
Robeco Institutional Asset Management
Netherlands
+$110M
5
Bank of New York Mellon
Bank of New York Mellon
New York
+$98.4M

Top Sellers

1
CBOA
Commonwealth Bank of Australia
Australia
-$235M
2
AAM
Alken Asset Management
United Kingdom
-$82.2M
3
Acadian Asset Management
Acadian Asset Management
Massachusetts
-$65.1M
4
RFC
Russell Frank Company
Washington
-$64.5M
5
AL
AJO LP
Pennsylvania
-$60.3M
Name Holding Trade Value Shares
Change 		Shares
Change %
AAM
326
Aberdeen Asset Management
United Kingdom
$1.72M – – –
ZIM
327
Zacks Investment Management
Illinois
$1.69M -$27.6K -436 -2%
SC
328
Saturna Capital
Washington
$1.68M -$79K -1,245 -4%
SB
329
Suntrust Banks
Georgia
$1.68M +$38.6K +609 +2%
QT
330
Quantbot Technologies
New York
$1.63M +$1.63M +25,640 New
HighTower Advisors
331
HighTower Advisors
Illinois
$1.62M -$24.7K -390 -2%
ACM
332
Alpha Capital Management
Texas
$1.6M +$1.6M +25,177 New
LMAM
333
Legg Mason Asset Management
Japan
$1.6M -$285K -4,498 -15%
PA
334
Profund Advisors
Maryland
$1.58M +$155K +2,440 +11%
SAM
335
Securian Asset Management
Minnesota
$1.57M -$19.2K -302 -1%
AAM
336
Advisors Asset Management
Colorado
$1.55M +$1.22M +19,270 +372%
QIM
337
Quantitative Investment Management
Virginia
$1.54M +$1.54M +24,343 New
HMS
338
Hanseatic Management Services
New Mexico
$1.53M -$47.8K -754 -3%
KRS
339
Kentucky Retirement Systems
Kentucky
$1.46M -$11.7K -185 -0.8%
GCP
340
GSA Capital Partners
United Kingdom
$1.46M -$1.42M -22,426 -49%
LSERS
341
Louisiana State Employees Retirement System
Louisiana
$1.43M +$1.43M +22,491 New
KeyBank National Association
342
KeyBank National Association
Ohio
$1.42M +$657K +10,355 +86%
BOH
343
Bank of Hawaii
Hawaii
$1.41M +$409K +6,449 +41%
PCM
344
Prelude Capital Management
New York
$1.41M +$547K +8,632 +64%
TMAM
345
Tokio Marine Asset Management
Japan
$1.4M -$116K -1,831 -8%
SMG
346
Spectrum Management Group
Indiana
$1.33M +$1.33M +21,022 New
Jane Street
347
Jane Street
New York
$1.32M +$464K +7,323 +54%
PP
348
Palladium Partners
Virginia
$1.31M -$116K -1,832 -8%
SCM
349
Sterling Capital Management
North Carolina
$1.3M +$3.81K +60 +0.3%
TIA
350
Trust Investment Advisors
Indiana
$1.26M +$1.26M +19,805 New
12 13
14
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