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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 2023

Institutional positions in Amkor Technology, Inc. as of Jun 30, 2023. 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
300
+7 vs. Q1 2023
Shares held
96.3M
+1.82M (+1.9%) vs. Q1 2023
Total value
$2.86B
+$407.3M (+16.6%) vs. Q1 2023
New holders
46
88 more added
Sold out
39
114 more reduced

1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2023: 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 2023: 300 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 2023: $2.86B
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 2023

Shares, value and share of portfolio for each institution holding Amkor Technology, Inc.; share changes are against Q1 2023.

Institutions holding AMKR in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Dimensional Fund Advisors LP14,726,099$438.1M0.14%−200,816−1.3%Reduced
BlackRock Inc.14,142,932$420.8M0.01%+835,069+6.3%Added
Vanguard Group Inc12,496,409$371.8M0.01%+423,348+3.5%Added
LSV Asset Management7,491,946$222.9M0.49%−150,000−2.0%Reduced
Alliancebernstein L.P.4,182,333$124.4M0.05%+3,957,221+1,757.9%Added
State Street Corp3,434,227$102.2M0.01%−81,665−2.3%Reduced
Earnest Partners LLC2,578,310$76.7M0.43%−609,692−19.1%Reduced
First Trust Advisors LP2,244,268$66.8M0.08%+115,053+5.4%Added
Geode Capital Management, LLC2,242,007$66.7M0.01%+110,203+5.2%Added
SW Investment Management LLC2,150,000$64.0M23.70%+150,000+7.5%Added
Northern Trust Corp1,779,448$52.9M0.01%−7,165−0.4%Reduced
Charles Schwab Investment Management Inc1,398,618$41.6M0.01%−11,332−0.8%Reduced
AQR Capital Management LLC1,391,979$41.4M0.09%+122,114+9.6%Added
Bank of New York Mellon Corp1,335,764$39.7M0.01%−79,364−5.6%Reduced
Goldman Sachs Group Inc1,312,502$39.0M0.01%+930,992+244.0%Added
Invesco Ltd.1,173,878$34.9M0.01%+58,059+5.2%Added
American Century Companies Inc1,142,773$34.0M0.03%−150,224−11.6%Reduced
Norges Bank1,094,110$32.5M0.01%−305,961−21.9%Reduced
Morgan Stanley1,085,675$32.3M0.00%+47,120+4.5%Added
Westwood Holdings Group Inc.1,072,731$31.9M0.29%−59,367−5.2%Reduced
Arrowstreet Capital, Limited Partnership1,069,064$31.8M0.04%−804,406−42.9%Reduced
Royce & Associates LP622,031$18.5M0.18%−142,300−18.6%Reduced
Bandera Partners LLC604,863$18.0M7.65%−1,223,058−66.9%Reduced
Nuveen Asset Management, LLC558,938$16.6M0.01%−158,008−22.0%Reduced
JPMorgan Chase & Co538,864$16.0M0.00%+187,685+53.4%Added
Prudential Financial Inc409,606$12.2M0.02%−127,299−23.7%Reduced
Principal Financial Group Inc405,453$12.1M0.01%−10,854−2.6%Reduced
Ameriprise Financial Inc361,317$10.7M0.00%−381,035−51.3%Reduced
Balyasny Asset Management LLC353,990$10.5M0.03%+245,594+226.6%Added
Rhumbline Advisers349,816$10.4M0.01%+662+0.2%Added
Fuller & Thaler Asset Management, Inc.325,649$9.69M0.06%−830,442−71.8%Reduced
Janus Henderson Group PLC322,694$9.60M0.01%+92,763+40.3%Added
Portolan Capital Management, LLC311,456$9.27M0.82%+218,759+236.0%Added
Squarepoint Ops LLC303,193$9.02M0.05%+33,066+12.2%Added
Bank of America Corp286,501$8.52M0.00%−74,074−20.5%Reduced
M&G Investment Management Ltd282,646$8.48M0.05%+282,646New
Walleye Capital LLC263,648$7.84M0.14%+258,859+5,405.3%Added
First Eagle Investment Management, LLC260,779$7.76M0.02%+50,395+24.0%Added
Voloridge Investment Management, LLC257,975$7.67M0.04%−184,844−41.7%Reduced
FMR LLC243,654$7.25M0.00%−11,880−4.6%Reduced
Swiss National Bank240,700$7.16M0.00%+2,800+1.2%Added
Envestnet Asset Management Inc236,316$7.03M0.00%−337,673−58.8%Reduced
Boston Partners231,718$6.89M0.01%−14,392−5.8%Reduced
Baird Financial Group, Inc.228,077$6.79M0.02%+212,139+1,331.0%Added
Man Group plc225,717$6.72M0.02%––
Bridgeway Capital Management, LLC221,150$6.58M0.16%+69,250+45.6%Added
Wells Fargo & Company204,146$6.07M0.00%+50,600+33.0%Added
American International Group, Inc.200,359$5.96M0.04%−2,595−1.3%Reduced
State of Alaska, Department of Revenue199,652$5.94M0.07%−1,338−0.7%Reduced
UBS Group AG194,665$5.79M0.00%+133,174+216.6%Added
Hussman Strategic Advisors, Inc.187,200$5.57M1.02%+94,200+101.3%Added
Legal & General Group Plc163,060$4.85M0.00%+5,008+3.2%Added
Point72 Asset Management, L.P.162,000$4.82M0.02%+162,000New
Force Hill Capital Management LP153,400$4.56M0.99%+153,400New
Alberta Investment Management Corp143,636$4.27M0.04%00.0%Unchanged
Denali Advisors LLC142,155$4.23M1.48%−7,517−5.0%Reduced
SEI Investments Co135,449$4.03M0.01%−56,257−29.3%Reduced
Massachusetts Financial Services Co132,427$3.94M0.00%+6,417+5.1%Added
California State Teachers Retirement System131,365$3.91M0.01%−3,242−2.4%Reduced
Retirement Systems of Alabama129,787$3.86M0.02%−1,449−1.1%Reduced
UBS Asset Management Americas Inc145,506$3.79M0.00%00.0%Unchanged
Fisher Asset Management, LLC126,787$3.77M0.00%+9,461+8.1%Added
Barclays PLC123,859$3.68M0.00%+39,818+47.4%Added
Two Sigma Advisers, LP118,000$3.51M0.01%−39,400−25.0%Reduced
Credit Suisse AG117,500$3.50M0.00%+20,887+21.6%Added
Manufacturers Life Insurance Company, The116,710$3.47M0.00%−2,247−1.9%Reduced
MetLife Investment Management112,845$3.36M0.02%−1,149−1.0%Reduced
New York State Common Retirement Fund112,112$3.34M0.00%−611,806−84.5%Reduced
Grantham, Mayo, Van Otterloo & Co. LLC109,481$3.26M0.02%+13,581+14.2%Added
Allianz Asset Management GmbH107,051$3.18M0.01%−60,144−36.0%Reduced
Macquarie Group Ltd102,600$3.05M0.00%00.0%Unchanged
Bridgewater Associates, LP98,860$2.94M0.02%+98,860New
State of New Jersey Common Pension Fund D96,684$2.88M0.01%+5,502+6.0%Added
Jane Street Group, LLC95,884$2.85M0.00%+61,656+180.1%Added
Guggenheim Capital LLC91,289$2.72M0.02%+7,653+9.2%Added
Thrivent Financial for Lutherans90,073$2.68M0.01%−3,660−3.9%Reduced
Point72 Hong Kong Ltd89,500$2.66M0.79%+89,500New
Texas Permanent School Fund88,676$2.64M0.02%−1,399−1.6%Reduced
Citadel Advisors LLC87,467$2.60M0.00%−175,936−66.8%Reduced
Great West Life Assurance Co83,636$2.49M0.01%+1,795+2.2%Added
KBC Group NV83,655$2.49M0.01%00.0%Unchanged
Two Sigma Investments, LP83,492$2.48M0.01%−125,020−60.0%Reduced
Illinois Municipal Retirement Fund81,653$2.43M0.05%+63,429+348.1%Added
Mirabella Financial Services LLP78,426$2.33M0.27%+78,426New
Citigroup Inc74,520$2.22M0.00%+24,600+49.3%Added
O'Shaughnessy Asset Management, LLC73,305$2.18M0.03%+8,499+13.1%Added
Mutual of America Capital Management LLC72,937$2.17M0.02%−7,883−9.8%Reduced
Franklin Resources Inc71,522$2.13M0.00%+41,532+138.5%Added
Qube Research & Technologies Ltd71,124$2.12M0.01%+61,661+651.6%Added
Raymond James & Associates70,949$2.11M0.00%+53,283+301.6%Added
Price T Rowe Associates Inc66,440$1.98M0.00%+2,786+4.4%Added
State Board of Administration of Florida Retirement System65,324$1.94M0.00%−36,377−35.8%Reduced
GHP Investment Advisors, Inc.71,917$1.89M0.11%+13,504+23.1%Added
Amalgamated Bank60,516$1.80M0.01%−3,913−6.1%Reduced
Deutsche Bank AG54,261$1.61M0.00%−26,138−32.5%Reduced
Yousif Capital Management, LLC52,163$1.55M0.02%−1,725−3.2%Reduced
New York State Teachers Retirement System48,815$1.45M0.00%−900−1.8%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys48,683$1.45M0.01%+3,445+7.6%Added
State of Tennessee, Treasury Department46,936$1.40M0.01%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.44,188$1.31M0.00%−2,130−4.6%Reduced