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Amkor Technology, Inc.

AMKR
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
SEC CIK
0001047127

In the last 90 days, Amkor Technology, Inc. insiders filed 0 open-market purchases and 8 sales; 648 institutions reported holding it in 13F filings for Q2 2026, worth $9.95B in total; Maverick Capital is the only superinvestor holding it.

Q4 2025 vs. Q3 2025

How the institutions holding Amkor Technology, Inc. changed between Q3 2025 and Q4 2025.

All holders in Q4 2025All holders in Q3 2025

13F holders of AMKR: Q3 2025 compared with Q4 2025
MeasureQ3 2025Of which not filed for Q4 2025Q4 2025Change
Holders3838455+80
Shares107.7M648.4K113.6M+6.54M (+6.1%)
Value$3.06B$18.4M$4.49B+$1.45B (+47.7%)

8 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (123)

Institutions that held Amkor Technology, Inc. at the end of Q4 2025 but not at the end of Q3 2025.

Showing the largest 100 of 123 by value.

Institutions new to AMKR in Q4 2025
InstitutionSharesValue% of portfolio
Discovery Capital Management, LLC2,614,934$103.2M5.59%
Norges Bank1,360,226$53.7M0.01%
Ardmore Road Asset Management LP469,121$18.5M1.40%
Farallon Capital Management, L.L.C.464,000$18.3M0.10%
Styrax Capital, LP337,908$13.3M1.02%
Light Street Capital Management, LLC287,895$11.4M1.75%
Talos Asset Management LP280,400$11.1M1.96%
Fourier Capital Management Ltd258,802$10.2M10.86%
Picton Mahoney Asset Management232,949$9.20M0.10%
Rokos Capital Management LLP224,972$8.89M0.13%
CastleKnight Management LP174,000$6.87M0.39%
Walleye Capital LLC164,516$6.50M0.04%
Credit Agricole S A162,468$6.41M0.02%
EAM Investors, LLC147,016$5.80M0.65%
Balyasny Asset Management LLC124,447$4.91M0.01%
GF Fund Management Co. Ltd.123,314$4.87M0.08%
Kingsview Wealth Management, LLC103,407$4.08M0.06%
Mubadala Investment Co PJSC93,201$3.68M0.02%
Exchange Traded Concepts, LLC83,706$3.30M0.03%
Weiss Asset Management LP82,516$3.26M0.05%
Bridgewater Associates, LP76,139$3.01M0.01%
Jackson Square Capital, LLC74,407$2.94M0.58%
Walleye Trading LLC73,597$2.91M0.05%
Andar Capital Management HK Ltd70,395$2.78M3.00%
State of New Jersey Common Pension Fund D70,279$2.77M0.01%
Covea Finance65,200$2.57M0.08%
Jackson Creek Investment Advisors LLC58,610$2.31M0.68%
Katamaran Capital LLP57,959$2.29M1.73%
Oliver Luxxe Assets LLC57,100$2.25M0.34%
Itau Unibanco Holding S.A.50,000$2.02M0.05%
Arrowpoint Investment Partners (Singapore) Pte. Ltd.48,698$1.92M0.28%
Cookson Peirce & Co Inc37,390$1.48M0.06%
Artemis Wealth Advisors, LLC35,000$1.38M0.23%
Qube Research & Technologies Ltd33,882$1.34M0.00%
Jump Financial, LLC33,362$1.32M0.02%
Man Group plc31,984$1.26M0.00%
Oasis Management Co Ltd.30,800$1.22M0.16%
Hancock Whitney Corp30,228$1.19M0.02%
Zacks Investment Management28,718$1.13M0.01%
Atlas Capital Advisors LLC24,471$966.1K0.11%
Black Swift Group, LLC20,200$896.2K0.15%
Polymer Capital Management (US) LLC22,300$880.4K0.11%
Oak Thistle LLC22,134$873.9K0.12%
Sagewood Asset Management LP21,464$847.4K0.30%
Nomura Asset Management International Inc.21,400$845.0K0.00%
Jefferies Financial Group Inc.21,313$841.4K0.01%
Connor, Clark & Lunn Investment Management Ltd.21,264$839.5K0.00%
Axq Capital, LP20,780$820.4K0.19%
Lotus Technology Management, LP16,949$669.1K0.37%
Brevan Howard Capital Management LP15,965$642.4K0.01%
Mirabella Financial Services LLP15,058$594.5K0.06%
New Age Alpha Advisors, LLC14,442$570.2K0.02%
Clear Creek Financial Management, LLC13,492$532.7K0.04%
Natixis Advisors, L.P.13,201$521.0K0.00%
Nkcfo LLC13,100$517.0K0.15%
Fox Run Management, L.L.C.12,004$473.9K0.07%
J. Safra Sarasin Holding AG11,534$455.4K0.01%
Watershed Asset Management, L.L.C.11,402$450.2K0.42%
Northwest & Ethical Investments L.P.10,600$428.2K0.01%
Highland Capital Management, LLC10,682$421.7K0.02%
Bleakley Financial Group, LLC10,611$418.9K0.01%
Skopos Labs, Inc.9,746$390.7K0.02%
Transcend Wealth Collective, LLC9,071$358.1K0.03%
K2 Principal Fund, L.P.9,000$355.3K0.04%
EP Wealth Advisors, LLC8,369$330.4K0.00%
Mitsubishi UFJ Trust & Banking Corp8,067$318.5K0.00%
NorthCrest Asset Manangement, LLC6,470$311.4K0.01%
Lodestone Wealth Management LLC7,757$306.2K0.12%
Guidance Capital, Inc5,655$296.6K0.07%
Evolve Private Wealth, LLC7,393$291.9K0.02%
Phillips Wealth Planners LLC5,399$288.6K0.23%
Gateway Investment Advisers LLC7,075$279.3K0.00%
Coldstream Capital Management Inc7,046$278.2K0.00%
Boothbay Fund Management, LLC6,792$268.1K0.01%
Tairen Capital Ltd6,500$256.6K0.03%
Crossmark Global Holdings, Inc.6,476$255.7K0.00%
Maryland State Retirement & Pension System6,420$253.5K0.01%
Chicago Partners Investment Group LLC4,937$245.4K0.01%
Argent Trust Co6,191$244.4K0.01%
Utah Retirement Systems6,100$240.8K0.00%
Resources Investment Advisors, LLC.6,059$239.2K0.00%
Stifel Financial Corp6,027$237.9K0.00%
Warren Averett Asset Management, LLC6,026$237.9K0.00%
Jackson Thornton Asset Management, LLC4,610$236.4K0.02%
Scotia Capital Inc.5,926$234.0K0.00%
Swiss Life Asset Management Ltd5,888$232.5K0.00%
Kestra Private Wealth Services, LLC5,867$231.6K0.00%
Neuberger Berman Group LLC5,813$229.5K0.00%
CAPROCK Group, Inc.5,630$222.3K0.00%
Connecticut Capital Management Group, LLC5,556$219.4K0.21%
Candriam Luxembourg S.C.A.5,410$213.6K0.00%
Norden Group LLC5,389$212.8K0.02%
Optas, LLC5,255$207.5K0.03%
AlphaCore Capital LLC5,086$200.8K0.00%
USA Financial Portformulas Corp4,537$179.1K0.03%
Kestra Advisory Services, LLC3,110$122.8K0.00%
Clear Street Markets LLC2,216$87.5K0.02%
Quarry LP1,071$42.3K0.01%
State of Wyoming1,033$40.8K0.00%
Matrix Trust Co619$24.0K0.00%

Sold out (43)

Institutions that held Amkor Technology, Inc. at the end of Q3 2025 and filed for Q4 2025 without it.

Institutions that sold out of AMKR in Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Renaissance Technologies LLC343,000$9.74M
Squarepoint Ops LLC232,062$6.59M
DnB Asset Management AS139,666$3.97M
Grandeur Peak Global Advisors, LLC79,850$2.27M
Voleon Capital Management LP74,889$2.13M
Oppenheimer Asset Management Inc.68,005$1.93M
Dark Forest Capital Management LP67,844$1.93M
Channing Capital Management, LLC65,941$1.87M
Macquarie Group Ltd48,600$1.38M
Nomura Holdings Inc46,826$1.33M
Winton Group Ltd42,772$1.21M
Bridgefront Capital, LLC42,191$1.20M
Tredje AP-fonden42,003$1.19M
Aristeia Capital LLC22,608$642.1K
Trexquant Investment LP19,077$541.8K
Landscape Capital Management, L.L.C.18,684$530.6K
111 Capital18,050$512.6K
Integrated Wealth Concepts LLC17,389$493.8K
Altfest L J & Co Inc16,913$480.3K
DRW Securities, LLC16,695$470.7K
Teacher Retirement System of Texas16,103$457.3K
Scientech Research LLC14,039$398.7K
Simplex Trading, LLC11,611$329.0K
Polymer Capital Management (HK) LTD10,896$309.4K
Worldquant Millennium Advisors LLC9,229$262.1K
Ground Swell Capital, LLC9,110$258.7K
Sender Co & Partners, Inc.9,068$257.5K
Ci Investments Inc.8,932$254.0K
Brighton Jones LLC8,043$228.4K
Farringdon Capital, Ltd.7,068$200.7K
ISAM Funds (UK) Ltd6,655$189.0K
Wexford Capital LP3,400$96.6K
Banque Cantonale Vaudoise911$26.0K
Wealthspire Advisors, LLC689$19.6K
Principal Securities, Inc.502$14.3K
Optiver Holding B.V.156$4.43K
Ameritas Advisory Services, LLC150$4.26K
S&T Bank70$1.99K
Rise Advisors, LLC37$1.04K
Cloud Capital Management, LLC59$1.00K
Activest Wealth Management22$625
GPS Wealth Strategies Group, LLC7$198
Palisade Asset Management, LLC6$171

Not filed for Q4 2025 yet (8)

Institutions that held Amkor Technology, Inc. at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding AMKR in Q3 2025 that haven't filed for Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Cubist Systematic Strategies, LLC488,603$13.9M
Point72 Hong Kong Ltd57,772$1.64M
Wolverine Trading, LLC41,770$1.19M
Point72 Asia (Singapore) Pte. Ltd.27,981$794.6K
AXA Investment Managers S.A.18,806$534.1K
Point72 Europe (London) LLP7,692$218.5K
Abich Financial Wealth Management LLC5,151$146.3K
Hemington Wealth Management655$18.0K