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Amkor Technology
AMKR

Overview Fund Activity

339 hedge funds and large institutions have $2.36B invested in Amkor Technology in 2025 Q2 according to their latest regulatory filings, with 54 funds opening new positions, 136 increasing their positions, 117 reducing their positions, and 50 closing their positions.

Holders
339
Holders Change
-4
Holders Change %
-1.17%
% of All Funds
4.55%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.04%
New
54
Increased
136
Reduced
117
Closed
50
Calls
$16.8M
Puts
$159M
Net Calls
-$142M
Net Calls Change
-$31.1M

Top Buyers

1
BlackRock
1
BlackRock
New York
$313M
2
EARNEST Partners
2
EARNEST Partners
Georgia
$92.9M
3
GAM
3
Gotham Asset Management
New York
$27.8M
4
AQR Capital Management
4
AQR Capital Management
Connecticut
$74.5M
5
Millennium Management
5
Millennium Management
New York
$27.9M

Top Sellers

1
AllianceBernstein
1
AllianceBernstein
Tennessee
$5.62M
2
Vanguard Group
2
Vanguard Group
Pennsylvania
$317M
3
Invesco
3
Invesco
Georgia
$11M
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$27M
5
HF
5
HRT Financial
New York
$4.62M
Name Market Value Shares Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$317M 15,091,947 -933,289 -6%
BlackRock
2
BlackRock
New York
$313M 14,905,188 +3,741,448 +34%
Dimensional Fund Advisors
3
Dimensional Fund Advisors
Texas
$279M 13,277,785 -120,645 -0.9%
LSV Asset Management
4
LSV Asset Management
Illinois
$101M 4,831,533 -364,084 -7%
EARNEST Partners
5
EARNEST Partners
Georgia
$92.9M 4,425,112 +2,090,325 +90%
American Century Companies
6
American Century Companies
Missouri
$80.1M 3,818,331 +880,738 +30%
AQR Capital Management
7
AQR Capital Management
Connecticut
$74.5M 3,558,040 +985,727 +38%
State Street
8
State Street
Massachusetts
$69.7M 3,319,293 -253,994 -7%
SIM
9
SW Investment Management
Colorado
$55.6M 2,650,000 – –
Principal Financial Group
10
Principal Financial Group
Iowa
$48.9M 2,330,680 +341,173 +17%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$47.3M 2,255,475 +27,432 +1%
Charles Schwab
12
Charles Schwab
California
$45.2M 2,153,491 +61,413 +3%
Bank of New York Mellon
13
Bank of New York Mellon
New York
$35.5M 1,692,661 +222,507 +15%
First Trust Advisors
14
First Trust Advisors
Illinois
$35.4M 1,685,552 +398,927 +31%
Jacobs Levy Equity Management
15
Jacobs Levy Equity Management
New Jersey
$35.3M 1,680,305 +253,790 +18%
D.E. Shaw & Co
16
D.E. Shaw & Co
New York
$28.1M 1,337,733 -426,098 -24%
Millennium Management
17
Millennium Management
New York
$27.9M 1,327,215 +933,220 +237%
GAM
18
Gotham Asset Management
New York
$27.8M 1,323,331 +1,184,631 +854%
Morgan Stanley
19
Morgan Stanley
New York
$27.4M 1,305,996 -97,390 -7%
Fidelity Investments
20
Fidelity Investments
Massachusetts
$27M 1,287,021 -531,788 -29%
Renaissance Technologies
21
Renaissance Technologies
New York
$23.6M 1,125,100 -244,600 -18%
UIA
22
UG Investment Advisers
Taiwan
$23.3M 1,109,481 -56,442 -5%
Voloridge Investment Management
23
Voloridge Investment Management
Florida
$20M 952,950 -174,473 -15%
Northern Trust
24
Northern Trust
Illinois
$19.4M 924,946 -27,821 -3%
Norges Bank
25
Norges Bank
Norway
$17.2M 820,456 +820,456 New
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