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Amkor Technology
AMKR

Overview Fund Activity

343 hedge funds and large institutions have $1.95B invested in Amkor Technology in 2025 Q1 according to their latest regulatory filings, with 68 funds opening new positions, 141 increasing their positions, 93 reducing their positions, and 51 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
343
Holders Change
+13
Holders Change %
+3.94%
% of All Funds
4.66%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.03%
New
68
Increased
141
Reduced
93
Closed
51
Calls
$25.2M
Puts
$136M
Net Calls
-$111M
Net Calls Change
+$48.9M

Top Buyers

1
SIM
SW Investment Management
Colorado
$47.9M
2
UIA
UG Investment Advisers
Taiwan
$21.1M
3
Renaissance Technologies
Renaissance Technologies
New York
$24.7M
4
Voloridge Investment Management
Voloridge Investment Management
Florida
$20.4M
5
Invesco
Invesco
Georgia
$24.6M

Top Sellers

1
Pacer Advisors
Pacer Advisors
Pennsylvania
$939
2
First Trust Advisors
First Trust Advisors
Illinois
$23.2M
3
CVA
Ceredex Value Advisors
Florida
$0
4
WHG
Westwood Holdings Group
Texas
$430K
5
Wellington Management Group
Wellington Management Group
Massachusetts
$8.61M
Name Holding Trade Value Shares
Change 		Shares
Change %
Ensign Peak Advisors
151
Ensign Peak Advisors
Utah
$541K – – –
DTL
152
Dynamic Technology Lab
Singapore
$534K +$534K +29,566 New
FM
153
Foster & Motley
Ohio
$523K -$23.6K -1,308 -4%
GC
154
Guggenheim Capital
Illinois
$514K -$15.6K -864 -3%
QCM
155
Quantinno Capital Management
New York
$513K +$314K +17,409 +158%
Carson Wealth (CWM LLC)
156
Carson Wealth (CWM LLC)
Nebraska
$506K +$327K +18,139 +183%
VPIM
157
Vanguard Personalized Indexing Management
California
$493K +$88.9K +4,925 +22%
DT
158
Diversified Trust
Tennessee
$491K +$491K +27,184 New
SOMRS
159
State of Michigan Retirement System
Michigan
$490K +$5.42K +300 +1%
COPPSERS
160
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$490K +$37.3K +2,063 +8%
1CM
161
1492 Capital Management
Wisconsin
$488K -$712K -39,428 -59%
JFG
162
Jefferies Financial Group
New York
$486K +$486K +26,885 New
Lazard Asset Management
163
Lazard Asset Management
New York
$480K -$884K -49,122 -65%
Thrivent Financial for Lutherans
164
Thrivent Financial for Lutherans
Minnesota
$480K -$1.7K -94 -0.4%
Wolverine Trading
165
Wolverine Trading
Illinois
$463K +$283K +15,484 +158%
NMIMC
166
Northwestern Mutual Investment Management Company
Wisconsin
$456K +$217 +12 +0%
WHG
167
Westwood Holdings Group
Texas
$430K -$21.8M -1,205,063 -98%
BCM
168
Bayesian Capital Management
New York
$424K +$424K +23,480 New
OPERF
169
Oregon Public Employees Retirement Fund
Oregon
$415K -$1.81K -100 -0.4%
IIM
170
INTECH Investment Management
Florida
$411K +$1.95K +108 +0.5%
AIP
171
Ameritas Investment Partners
Nebraska
$411K – – –
Allspring Global Investments
172
Allspring Global Investments
North Carolina
$403K +$98.6K +5,447 +32%
KK
173
KLP Kapitalforvaltning
Norway
$402K – – –
Deutsche Bank
174
Deutsche Bank
Germany
$387K +$40.7K +2,255 +12%
EI
175
Ethic Inc
New York
$386K +$386K +21,323 New
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