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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 %
LSV Asset Management
1
LSV Asset Management
Illinois
$42.4M 9,439,834 +5,200 +0.1%
Dimensional Fund Advisors
2
Dimensional Fund Advisors
Texas
$31.1M 6,924,436 +85,059 +1%
Vanguard Group
3
Vanguard Group
Pennsylvania
$30M 6,685,023 -473,406 -7%
APCM
4
Arbiter Partners Capital Management
New York
$18.2M 4,056,135 +855,600 +27%
Northern Trust
5
Northern Trust
Illinois
$15M 3,348,703 +400,600 +14%
Fidelity Investments
6
Fidelity Investments
Massachusetts
$13.1M 2,928,040 +2,358,440 +414%
Acadian Asset Management
7
Acadian Asset Management
Massachusetts
$11.6M 2,580,627 -3,341,560 -56%
BIT
8
BlackRock Institutional Trust
California
$11.2M 2,491,726 -1,490,343 -37%
BFA
9
BlackRock Fund Advisors
California
$10.5M 2,328,954 -43,212 -2%
Prudential Financial
10
Prudential Financial
New Jersey
$9.7M 2,161,221 -211,900 -9%
JPMorgan Chase & Co
11
JPMorgan Chase & Co
New York
$9.4M 2,093,205 +480,403 +30%
Renaissance Technologies
12
Renaissance Technologies
New York
$8.54M 1,901,200 -147,448 -7%
State Street
13
State Street
Massachusetts
$7.3M 1,626,493 -2,295 -0.1%
D.E. Shaw & Co
14
D.E. Shaw & Co
New York
$6.37M 1,418,741 +694,879 +96%
Ameriprise
15
Ameriprise
Minnesota
$6M 1,335,689 +423,671 +46%
WC
16
Walthausen & Co
New York
$5.5M 1,224,320 +1,224,320 New
QAM
17
Quentec Asset Management
New York
$5.49M 1,223,735 +24,773 +2%
Norges Bank
18
Norges Bank
Norway
$4.56M 1,016,084 -385,889 -28%
BCM
19
Bridgeway Capital Management
Texas
$4.15M 924,200 +153,500 +20%
Bank of New York Mellon
20
Bank of New York Mellon
New York
$3.81M 848,106 +77,925 +10%
GAM
21
Gotham Asset Management
New York
$3.8M 846,570 +846,570 New
Morgan Stanley
22
Morgan Stanley
New York
$3.77M 840,775 -679,216 -45%
Charles Schwab
23
Charles Schwab
California
$3.75M 834,873 -341,018 -29%
Geode Capital Management
24
Geode Capital Management
Massachusetts
$3.53M 786,920 +29,451 +4%
California Public Employees Retirement System
25
California Public Employees Retirement System
California
$3.51M 781,359 -84,900 -10%
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