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Amkor Technology
AMKR

Overview Fund Activity

144 hedge funds and large institutions have $346M invested in Amkor Technology in 2015 Q3 according to their latest regulatory filings, with 15 funds opening new positions, 60 increasing their positions, 53 reducing their positions, and 30 closing their positions.

Holders
144
Holders Change
-16
Holders Change %
-10%
% of All Funds
4.02%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
15
Increased
60
Reduced
53
Closed
30
Calls
$1.41M
Puts
$3.67M
Net Calls
-$2.26M
Net Calls Change
+$1.71M

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$13.1M
2
WC
2
Walthausen & Co
New York
$5.5M
3
APCM
3
Arbiter Partners Capital Management
New York
$18.2M
4
GAM
4
Gotham Asset Management
New York
$3.8M
5
D.E. Shaw & Co
5
D.E. Shaw & Co
New York
$6.37M

Top Sellers

1
Acadian Asset Management
1
Acadian Asset Management
Massachusetts
$11.6M
2
BIT
2
BlackRock Institutional Trust
California
$11.2M
3
Millennium Management
3
Millennium Management
New York
$0
4
RFC
4
Russell Frank Company
Washington
$692K
5
Arrowstreet Capital
5
Arrowstreet Capital
Massachusetts
$1.12M
Name Market Value Shares Shares
Change 		Shares
Change %
SCM
151
Stevens Capital Management
Pennsylvania
– – -74,602 Closed
Balyasny Asset Management
152
Balyasny Asset Management
Illinois
– – -64,660 Closed
CCI
153
Credit Capital Investments
New Jersey
– – -51,961 Closed
AG
154
Algert Global
California
– – -41,730 Closed
Two Sigma Investments
155
Two Sigma Investments
New York
– – -39,464 Closed
DTL
156
Dynamic Technology Lab
Singapore
– – -38,892 Closed
PP
157
Paloma Partners
Connecticut
– – -33,729 Closed
GC
158
Guggenheim Capital
Illinois
– – -33,419 Closed
CCMH
159
Cornerstone Capital Management Holdings
New York
– – -28,100 Closed
PTC
160
Petrus Trust Company
Texas
– – -28,066 Closed
Janney Montgomery Scott
161
Janney Montgomery Scott
Pennsylvania
– – -26,105 Closed
MC
162
Menta Capital
California
– – -20,278 Closed
Walleye Trading
163
Walleye Trading
New York
– – -13,981 Closed
ProShare Advisors
164
ProShare Advisors
Maryland
– – -12,483 Closed
QT
165
Quantbot Technologies
New York
– – -9,081 Closed
CCS
166
Crosspoint Capital Strategies
California
– – -5,400 Closed
CPP
167
Crow Point Partners
Massachusetts
– – -4,000 Closed
SGAM
168
Smith Group Asset Management
Texas
– – -1,742 Closed
MBT
169
Monroe Bank & Trust
Michigan
– – -1,295 Closed
BJ
170
BlackRock Japan
Japan
– – -1,195 Closed
PIA
171
Piedmont Investment Advisors
North Carolina
– – -275 Closed
SEI Investments
172
SEI Investments
Pennsylvania
– – -91 Closed
FMP
173
Financial Management Professionals
Texas
$0 30 – –
AC
174
AYM Capital
New York
– – – –
TH
175
Timber Hill
Connecticut
– – – –
4 5 6
7
8