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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, Q1 2022

Institutional positions in Amkor Technology, Inc. as of Mar 31, 2022. 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
281
+12 vs. Q4 2021
Shares held
94.3M
+39.3K (0.0%) vs. Q4 2021
Total value
$2.05B
−$285.4M (−12.2%) vs. Q4 2021
New holders
43
116 more added
Sold out
31
74 more reduced

4 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2021: 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 holdersQ1 2022: 281 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 heldQ1 2022: $2.05B
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, Q1 2022

Shares, value and share of portfolio for each institution holding Amkor Technology, Inc.; share changes are against Q4 2021.

Institutions holding AMKR in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Dimensional Fund Advisors LP15,334,586$333.1M0.10%−81,786−0.5%Reduced
Vanguard Group Inc12,002,251$260.7M0.01%+132,938+1.1%Added
BlackRock Inc.11,864,830$257.7M0.01%+155,412+1.3%Added
LSV Asset Management8,153,318$177.1M0.33%+684,917+9.2%Added
Fuller & Thaler Asset Management, Inc.5,153,599$111.9M0.66%−15,187−0.3%Reduced
State Street Corp3,355,040$72.9M0.00%+106,685+3.3%Added
SW Investment Management LLC3,000,000$65.2M22.85%+250,000+9.1%Added
AQR Capital Management LLC2,298,199$49.9M0.09%+879,097+61.9%Added
Geode Capital Management, LLC2,022,029$43.9M0.01%+59,634+3.0%Added
Westwood Holdings Group Inc.1,933,334$42.0M0.39%−2,033,339−51.3%Reduced
Northern Trust Corp1,904,650$41.4M0.01%−83,401−4.2%Reduced
Bandera Partners LLC1,714,749$37.2M11.09%+134,749+8.5%Added
Bank of New York Mellon Corp1,334,042$29.0M0.01%+10,751+0.8%Added
Charles Schwab Investment Management Inc1,298,344$28.2M0.01%+90,525+7.5%Added
Invesco Ltd.1,267,899$27.5M0.01%−245,737−16.2%Reduced
Royce & Associates LP1,165,674$25.3M0.22%+113,262+10.8%Added
Nuveen Asset Management, LLC960,283$22.4M0.01%+251,278+35.4%Added
Norges Bank992,949$21.6M0.00%+250,225+33.7%Added
Goldman Sachs Group Inc898,438$19.5M0.00%+348,491+63.4%Added
Ameriprise Financial Inc698,691$15.2M0.00%+1,512+0.2%Added
First Trust Advisors LP692,036$15.0M0.02%+60,881+9.6%Added
Bank of America Corp653,701$14.2M0.00%+91,890+16.4%Added
Millennium Management LLC582,814$12.7M0.02%+92,777+18.9%Added
Parametric Portfolio Associates LLC548,427$11.9M0.01%+21,050+4.0%Added
JPMorgan Chase & Co538,980$11.7M0.00%−168,277−23.8%Reduced
Panagora Asset Management Inc516,048$11.2M0.06%+19,605+3.9%Added
Renaissance Technologies LLC446,400$9.70M0.01%+233,100+109.3%Added
Prudential Financial Inc435,066$9.45M0.01%−145,235−25.0%Reduced
Divisar Capital Management LLC427,640$9.29M2.84%00.0%Unchanged
American Century Companies Inc376,063$8.17M0.01%+73,625+24.3%Added
Principal Financial Group Inc367,160$7.97M0.01%+22,551+6.5%Added
Morgan Stanley352,656$7.66M0.00%−190,861−35.1%Reduced
Deutsche Bank AG320,279$6.96M0.00%+107,660+50.6%Added
Rhumbline Advisers307,054$6.67M0.01%−1,127−0.4%Reduced
Swiss National Bank260,100$5.65M0.00%+17,300+7.1%Added
Allianz Asset Management GmbH259,465$5.63M0.00%−170,858−39.7%Reduced
FMR LLC254,356$5.53M0.00%+54,870+27.5%Added
Marshall Wace, LLP244,042$5.30M0.01%+244,042New
Alliancebernstein L.P.240,333$5.22M0.00%+15,438+6.9%Added
American International Group, Inc.219,480$4.77M0.03%−3,247−1.5%Reduced
Mirae Asset Global Investments Co., Ltd.210,999$4.58M0.01%+57,537+37.5%Added
Janus Henderson Group PLC193,125$4.19M0.00%−75,763−28.2%Reduced
Massachusetts Financial Services Co176,024$3.82M0.00%+3,168+1.8%Added
Wells Fargo & Company161,100$3.50M0.00%−100,076−38.3%Reduced
Envestnet Asset Management Inc154,244$3.35M0.00%+26,458+20.7%Added
Legal & General Group Plc153,477$3.33M0.00%−1,261−0.8%Reduced
UBS Asset Management Americas Inc147,934$3.21M0.00%−6,728−4.4%Reduced
Alberta Investment Management Corp143,636$3.12M0.02%00.0%Unchanged
California State Teachers Retirement System137,495$2.99M0.00%−10,732−7.2%Reduced
First Eagle Investment Management, LLC132,836$2.88M0.01%+79,720+150.1%Added
Retirement Systems of Alabama131,547$2.86M0.01%+265+0.2%Added
Manufacturers Life Insurance Company, The127,014$2.76M0.00%−38,145−23.1%Reduced
State Board of Administration of Florida Retirement System119,017$2.58M0.01%00.0%Unchanged
MetLife Investment Management117,317$2.55M0.02%+33,685+40.3%Added
Cubist Systematic Strategies, LLC115,068$2.50M0.02%+73,698+178.1%Added
BNP Paribas Arbitrage, SA113,611$2.47M0.00%+4,663+4.3%Added
State of New Jersey Common Pension Fund D111,189$2.42M0.01%00.0%Unchanged
Vident Investment Advisory, LLC109,373$2.37M0.06%+15,012+15.9%Added
Squarepoint Ops LLC106,536$2.31M0.02%+106,536New
Credit Suisse AG106,378$2.31M0.00%−4,802−4.3%Reduced
Citigroup Inc105,265$2.29M0.00%−13,736−11.5%Reduced
Macquarie Group Ltd104,255$2.26M0.00%00.0%Unchanged
New York State Common Retirement Fund100,484$2.18M0.00%+26,911+36.6%Added
Commonwealth Equity Services, LLC99,422$2.16M0.00%−922−0.9%Reduced
SEI Investments Co97,329$2.10M0.00%−1,093−1.1%Reduced
ETF Managers Group, LLC91,694$2.08M0.04%+91,694New
AlphaCrest Capital Management LLC94,657$2.06M0.11%+73,167+340.5%Added
Mutual of America Capital Management LLC91,438$1.99M0.02%+1,756+2.0%Added
Jump Financial, LLC91,432$1.99M0.08%+35,495+63.5%Added
SG Americas Securities, LLC89,721$1.95M0.02%−7,134−7.4%Reduced
Victory Capital Management Inc101,717$1.91M0.00%+16,821+19.8%Added
Los Angeles Capital Management LLC84,323$1.83M0.01%+36,360+75.8%Added
Public Employees Retirement System of Ohio81,032$1.76M0.01%−117,358−59.2%Reduced
Raymond James & Associates79,509$1.73M0.00%+3,030+4.0%Added
Citadel Advisors LLC78,043$1.70M0.00%−36,408−31.8%Reduced
GWM Advisors LLC76,823$1.67M0.03%+9,629+14.3%Added
Foster & Motley Inc76,643$1.67M0.13%+11,037+16.8%Added
Guggenheim Capital LLC74,760$1.62M0.01%−6,102−7.5%Reduced
O'Shaughnessy Asset Management, LLC73,004$1.59M0.03%−44,963−38.1%Reduced
Texas Permanent School Fund71,076$1.54M0.02%−1,521−2.1%Reduced
APG Asset Management N.V.78,900$1.54M0.00%+50,700+179.8%Added
Qube Research & Technologies Ltd70,840$1.54M0.01%+70,840New
Algert Global LLC70,440$1.53M0.10%+56,444+403.3%Added
Assenagon Asset Management S.A.70,278$1.53M0.00%+696+1.0%Added
Balyasny Asset Management LLC70,147$1.52M0.01%+38,167+119.3%Added
Soros Capital Management LLC69,900$1.52M0.37%−52,503−42.9%Reduced
Jacobs Levy Equity Management, Inc67,929$1.48M0.01%+142+0.2%Added
Schroder Investment Management Group62,369$1.41M0.00%−3,278−5.0%Reduced
Amalgamated Bank64,946$1.41M0.01%−3,099−4.6%Reduced
Amalgamated Financial Corp.64,946$1.41M0.01%+64,946New
Virginia Retirement Systems Et Al63,900$1.39M0.01%−1,100−1.7%Reduced
DuPont Capital Management Corp62,211$1.35M0.05%+20,052+47.6%Added
Susquehanna International Group, LLP62,089$1.35M0.00%+20,695+50.0%Added
Franklin Resources Inc61,775$1.34M0.00%+531+0.9%Added
UBS Group AG61,130$1.33M0.00%−47,396−43.7%Reduced
Great West Life Assurance Co58,264$1.30M0.00%+4,911+9.2%Added
Ziegler Capital Management, LLC59,718$1.30M0.05%−3,700−5.8%Reduced
Bridgeway Capital Management, LLC59,000$1.28M0.02%−68,500−53.7%Reduced
Jane Street Group, LLC58,514$1.27M0.00%+31,541+116.9%Added
Glenmede Trust Co NA57,991$1.26M0.01%+10,820+22.9%Added