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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.

13F holders, Q2 2024

Institutional positions in Amkor Technology, Inc. as of Jun 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
395
+60 vs. Q1 2024
Shares held
105.6M
−599.9K (−0.6%) vs. Q1 2024
Total value
$4.22B
+$802.5M (+23.4%) vs. Q1 2024
New holders
90
135 more added
Sold out
30
117 more reduced

3 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting AMKR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2024: 395 institutions
Q1 2021: 255 institutionsQ2 2021: 256 institutionsQ3 2021: 269 institutionsQ4 2021: 273 institutionsQ1 2022: 281 institutionsQ2 2022: 266 institutionsQ3 2022: 274 institutionsQ4 2022: 294 institutionsQ1 2023: 294 institutionsQ2 2023: 300 institutionsQ3 2023: 305 institutionsQ4 2023: 317 institutionsQ1 2024: 338 institutionsQ2 2024: 395 institutionsQ3 2024: 359 institutionsQ4 2024: 335 institutionsQ1 2025: 347 institutionsQ2 2025: 348 institutionsQ3 2025: 383 institutionsQ4 2025: 455 institutionsQ1 2026: 533 institutionsQ2 2026: 648 institutions
Value heldQ2 2024: $4.22B
Q1 2021: $2.28BQ2 2021: $2.22BQ3 2021: $2.35BQ4 2021: $2.33BQ1 2022: $2.05BQ2 2022: $1.61BQ3 2022: $1.61BQ4 2022: $2.27BQ1 2023: $2.45BQ2 2023: $2.86BQ3 2023: $2.33BQ4 2023: $3.50BQ1 2024: $3.43BQ2 2024: $4.22BQ3 2024: $3.27BQ4 2024: $2.81BQ1 2025: $1.96BQ2 2025: $2.37BQ3 2025: $3.06BQ4 2025: $4.49BQ1 2026: $5.44BQ2 2026: $9.95B
Institutions holding AMKR and their total value by quarter
QuarterHoldersValue
Q2 2026648$9.95B
Q1 2026533$5.44B
Q4 2025455$4.49B
Q3 2025383$3.06B
Q2 2025348$2.37B
Q1 2025347$1.96B
Q4 2024335$2.81B
Q3 2024359$3.27B
Q2 2024395$4.22B
Q1 2024338$3.43B
Q4 2023317$3.50B
Q3 2023305$2.33B
Q2 2023300$2.86B
Q1 2023294$2.45B
Q4 2022294$2.27B
Q3 2022274$1.61B
Q2 2022266$1.61B
Q1 2022281$2.05B
Q4 2021273$2.33B
Q3 2021269$2.35B
Q2 2021256$2.22B
Q1 2021255$2.28B

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding Amkor Technology, Inc.; share changes are against Q1 2024.

Institutions holding AMKR in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
EAM Investors, LLC106,414$4.26M0.69%+106,414New
California State Teachers Retirement System108,289$4.33M0.01%−3,146−2.8%Reduced
Macquarie Group Ltd108,612$4.35M0.00%+6,012+5.9%Added
Price T Rowe Associates Inc109,233$4.37M0.00%+2,767+2.6%Added
Alberta Investment Management Corp112,600$4.51M0.05%00.0%Unchanged
EAM Global Investors LLC113,509$4.54M1.02%+113,509New
Acadian Asset Management LLC113,751$4.55M0.01%+111,472+4,891.3%Added
Franklin Resources Inc121,032$4.84M0.00%+47,844+65.4%Added
Allianz Asset Management GmbH124,988$5.00M0.01%+25,453+25.6%Added
Victory Capital Management Inc126,661$5.07M0.01%−983−0.8%Reduced
MY.Alpha Management HK Advisors Ltd126,860$5.08M1.91%+126,860New
Retirement Systems of Alabama127,610$5.11M0.02%−2,011−1.6%Reduced
Corebridge Financial, Inc.130,849$5.24M0.03%+130,849New
Cerity Partners LLC132,055$5.28M0.01%−174,956−57.0%Reduced
Brandywine Global Investment Management, LLC132,206$5.29M0.04%+65,482+98.1%Added
Cubist Systematic Strategies, LLC137,126$5.49M0.09%+137,126New
Citigroup Inc141,501$5.66M0.01%+24,790+21.2%Added
Y-Intercept (Hong Kong) Ltd147,252$5.89M0.32%+147,252New
Renaissance Technologies LLC151,300$6.06M0.01%+144,100+2,001.4%Added
Massachusetts Financial Services Co152,393$6.10M0.00%+14,012+10.1%Added
State of Wisconsin Investment Board157,104$6.29M0.02%+47,030+42.7%Added
Voloridge Investment Management, LLC157,467$6.30M0.02%−241,066−60.5%Reduced
Legal & General Group Plc161,270$6.45M0.00%−6,885−4.1%Reduced
Varma Mutual Pension Insurance Co161,400$6.46M0.05%−177,000−52.3%Reduced
Segall Bryant & Hamill, LLC162,853$6.52M0.12%+162,853New
SG Capital Management LLC163,422$6.54M1.11%+163,422New
Citadel Advisors LLC168,699$6.75M0.01%+53,160+46.0%Added
Balyasny Asset Management LLC176,621$7.07M0.02%+75,815+75.2%Added
Fisher Asset Management, LLC182,242$7.29M0.00%+101,231+125.0%Added
Wellington Management Group LLP182,342$7.30M0.00%−9,546−5.0%Reduced
Kennedy Capital Management, Inc.184,057$7.37M0.16%−9,630−5.0%Reduced
Bridgeway Capital Management, LLC193,550$7.75M0.18%−31,900−14.1%Reduced
Russell Investments Group, Ltd.194,417$7.78M0.01%−20,717−9.6%Reduced
State of Alaska, Department of Revenue198,587$7.95M0.09%00.0%Unchanged
Barclays PLC203,182$8.13M0.00%−103,588−33.8%Reduced
Atreides Management, LP212,388$8.50M0.28%+212,388New
Nuveen Asset Management, LLC212,863$8.52M0.00%−264,298−55.4%Reduced
Robotti Robert215,652$8.63M1.35%−5,870−2.6%Reduced
Swiss National Bank218,000$8.72M0.01%00.0%Unchanged
Wells Fargo & Company224,160$8.97M0.00%+91,600+69.1%Added
Guggenheim Capital LLC247,589$9.91M0.07%+199,114+410.8%Added
Jacobs Levy Equity Management, Inc248,703$9.95M0.04%−62,524−20.1%Reduced
Channing Capital Management, LLC249,945$10.0M0.27%−28,860−10.4%Reduced
Ameriprise Financial Inc250,094$10.0M0.00%−53,229−17.5%Reduced
Bank of America Corp250,838$10.0M0.00%−176,695−41.3%Reduced
UBS Asset Management Americas Inc266,501$10.7M0.00%+135,343+103.2%Added
Qube Research & Technologies Ltd271,219$10.9M0.02%+271,219New
Marshall Wace, LLP274,989$11.0M0.02%−51,734−15.8%Reduced
SEI Investments Co277,316$11.1M0.02%+202,481+270.6%Added
Rhumbline Advisers301,170$12.1M0.01%−73,511−19.6%Reduced
Bandera Partners LLC304,853$12.2M4.42%00.0%Unchanged
M&G Plc320,983$12.8M0.08%−36,350−10.2%Reduced
Hallmark Capital Management Inc339,699$13.6M1.08%+339,699New
Mirae Asset Global Investments Co., Ltd.353,361$13.7M0.07%+63,918+22.1%Added
Baird Financial Group, Inc.344,213$13.8M0.03%+28,874+9.2%Added
D. E. Shaw & Co., Inc.366,157$14.7M0.02%+366,157New
JPMorgan Chase & Co381,846$15.3M0.00%−138,814−26.7%Reduced
Bridgewater Associates, LP422,651$16.9M0.09%−86,751−17.0%Reduced
Envestnet Asset Management Inc431,233$17.3M0.01%+51,711+13.6%Added
Royce & Associates LP432,598$17.3M0.16%−15,062−3.4%Reduced
Principal Financial Group Inc435,440$17.4M0.01%−11,728−2.6%Reduced
TT International Asset Management LTD443,979$17.8M2.27%−123,988−21.8%Reduced
Prudential Financial Inc463,221$18.5M0.03%+6,537+1.4%Added
Man Group plc493,885$19.8M0.05%+62,791+14.6%Added
Jane Street Group, LLC514,247$20.6M0.02%+303,040+143.5%Added
First Eagle Investment Management, LLC539,799$21.6M0.05%+73,300+15.7%Added
HRT Financial LP540,101$21.6M0.12%+499,169+1,219.5%Added
Susquehanna International Group, LLP548,269$21.9M0.04%+541,214+7,671.4%Added
Boston Partners580,871$23.4M0.03%−25,025−4.1%Reduced
Squarepoint Ops LLC604,974$24.2M0.09%+352,471+139.6%Added
Tredje AP-fonden652,000$26.1M0.25%00.0%Unchanged
Goldman Sachs Group Inc675,816$27.0M0.01%−881,244−56.6%Reduced
Morgan Stanley1,093,148$43.7M0.00%+50,748+4.9%Added
Westwood Holdings Group Inc.1,112,942$44.5M0.21%+9,324+0.8%Added
FMR LLC1,146,151$45.9M0.00%+84,157+7.9%Added
Norges Bank1,330,404$53.2M0.01%+36,099+2.8%Added
SW Investment Management LLC1,350,000$54.0M17.18%−300,000−18.2%Reduced
Millennium Management LLC1,360,292$54.4M0.04%+1,064,404+359.7%Added
Bank of New York Mellon Corp1,410,169$56.4M0.01%+74,237+5.6%Added
Invesco Ltd.1,435,351$57.4M0.01%+200,090+16.2%Added
Driehaus Capital Management LLC1,458,746$58.4M0.56%+1,458,746New
Arrowstreet Capital, Limited Partnership1,493,722$59.8M0.05%+681,570+83.9%Added
Northern Trust Corp1,642,078$65.7M0.01%−2,846−0.2%Reduced
American Century Companies Inc1,673,314$67.0M0.04%+589,530+54.4%Added
AQR Capital Management LLC1,786,469$71.5M0.11%−127,426−6.7%Reduced
Charles Schwab Investment Management Inc1,790,686$71.7M0.01%−149,185−7.7%Reduced
Geode Capital Management, LLC1,963,190$78.6M0.01%−681,577−25.8%Reduced
Earnest Partners LLC2,423,255$97.0M0.45%+75,364+3.2%Added
State Street Corp3,179,289$127.2M0.01%−657,108−17.1%Reduced
Alliancebernstein L.P.3,215,134$128.7M0.04%−641,284−16.6%Reduced
First Trust Advisors LP3,240,760$129.7M0.13%+3,299+0.1%Added
LSV Asset Management5,855,960$234.4M0.51%−123,558−2.1%Reduced
BlackRock Inc.12,136,601$485.7M0.01%−3,066,441−20.2%Reduced
Vanguard Group Inc13,755,288$550.5M0.01%−1,221,342−8.2%Reduced
Dimensional Fund Advisors LP14,219,445$569.0M0.15%−268,059−1.9%Reduced
Capital World Investors0$00.00%−288,100−100.0%Sold out
Point72 Asset Management, L.P.0$00.00%−278,100−100.0%Sold out
American International Group, Inc.0$00.00%−191,295−100.0%Sold out
Tudor Investment Corp Et Al0$00.00%−155,205−100.0%Sold out
Readystate Asset Management LP0$00.00%−141,100−100.0%Sold out