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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 2021

Institutional positions in Amkor Technology, Inc. as of Mar 31, 2021. 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
255
No complete 13F data for Q4 2020
Shares held
96.0M
No complete 13F data for Q4 2020
Total value
$2.28B
No complete 13F data for Q4 2020

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 2021: 255 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 2021: $2.28B
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 2021

Shares, value and share of portfolio for each institution holding Amkor Technology, Inc..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding AMKR in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Dimensional Fund Advisors LP16,328,462$387.9M0.13%––
BlackRock Inc.12,166,201$288.5M0.01%––
Vanguard Group Inc10,703,612$253.8M0.01%––
LSV Asset Management5,537,906$131.3M0.22%––
Fuller & Thaler Asset Management, Inc.5,017,168$119.0M0.84%––
Westwood Holdings Group Inc.3,551,051$84.2M0.85%––
State Street Corp3,206,308$76.0M0.00%––
Northern Trust Corp2,759,058$65.4M0.01%––
Geode Capital Management, LLC2,125,186$50.4M0.01%––
SW Investment Management LLC2,000,000$47.4M22.31%––
JPMorgan Chase & Co1,816,035$43.1M0.01%––
Arrowstreet Capital, Limited Partnership1,775,344$42.1M0.06%––
Nuveen Asset Management, LLC1,769,171$41.9M0.01%––
Bank of New York Mellon Corp1,477,148$35.0M0.01%––
Charles Schwab Investment Management Inc1,302,980$30.9M0.01%––
Invesco Ltd.1,241,436$29.4M0.01%––
Royce & Associates LP1,220,219$28.9M0.19%––
Norges Bank1,037,233$24.6M0.01%––
Jacobs Levy Equity Management, Inc960,823$22.8M0.18%––
Bank of Montreal886,498$22.7M0.02%––
Bandera Partners LLC669,737$15.9M6.24%––
Goldman Sachs Group Inc655,322$15.5M0.00%––
Bank of America Corp651,089$15.4M0.00%––
Allianz Asset Management GmbH581,598$13.8M0.01%––
Panagora Asset Management Inc554,529$13.1M0.07%––
First Trust Advisors LP548,671$13.0M0.02%––
AXA S.A.455,400$10.8M0.03%––
Parametric Portfolio Associates LLC449,409$10.7M0.01%––
Analog Century Management LP383,123$9.08M3.69%––
Morgan Stanley379,369$8.99M0.00%––
Principal Financial Group Inc372,782$8.84M0.01%––
Wells Fargo & Company333,868$7.92M0.00%––
Rhumbline Advisers325,020$7.71M0.01%––
Verdad Advisers, LP325,000$7.71M2.46%––
Two Sigma Advisers, LP317,385$7.53M0.02%––
Russell Investments Group, Ltd.297,776$7.04M0.01%––
Ameriprise Financial Inc294,498$6.98M0.00%––
Connor, Clark & Lunn Investment Management Ltd.286,427$6.79M0.04%––
Barclays PLC279,746$6.63M0.01%––
Prudential Financial Inc268,701$6.37M0.01%––
AQR Capital Management LLC259,471$6.15M0.01%––
Alliancebernstein L.P.252,173$5.98M0.00%––
American International Group, Inc.250,937$5.95M0.02%––
Swiss National Bank249,300$5.91M0.00%––
Janus Henderson Group PLC234,420$5.56M0.00%––
Massachusetts Financial Services Co227,347$5.39M0.00%––
Legal & General Group Plc215,138$5.10M0.00%––
Public Employees Retirement System of Ohio211,883$5.02M0.02%––
California Public Employees Retirement System203,800$4.83M0.00%––
Victory Capital Management Inc190,408$4.51M0.00%––
Force Hill Capital Management LP179,400$4.25M0.86%––
Manufacturers Life Insurance Company, The176,618$4.19M0.00%––
FMR LLC176,025$4.17M0.00%––
Mondrian Investment Partners LTD204,429$4.13M0.09%––
Los Angeles Capital Management LLC171,659$4.07M0.02%––
State of Tennessee, Treasury Department170,000$4.03M0.02%––
Federated Hermes, Inc.170,018$4.03M0.01%––
DuPont Capital Management Corp166,190$3.94M0.09%––
California State Teachers Retirement System150,572$3.57M0.00%––
American Century Companies Inc150,498$3.57M0.00%––
Schroder Investment Management Group146,169$3.46M0.00%––
D. E. Shaw & Co., Inc.145,816$3.46M0.00%––
Deutsche Bank AG145,493$3.45M0.00%––
Citigroup Inc144,687$3.43M0.00%––
Alberta Investment Management Corp143,636$3.41M0.03%––
UBS Asset Management Americas Inc140,527$3.33M0.00%––
O'Shaughnessy Asset Management, LLC140,311$3.33M0.07%––
Retirement Systems of Alabama139,751$3.31M0.01%––
State of New Jersey Common Pension Fund D127,758$3.03M0.01%––
Susquehanna International Group, LLP124,745$2.96M0.00%––
Mackay Shields LLC123,301$2.92M0.02%––
Cubist Systematic Strategies, LLC117,753$2.79M0.04%––
Vident Investment Advisory, LLC114,477$2.71M0.09%––
Virginia Retirement Systems Et Al114,100$2.71M0.03%––
Macquarie Group Ltd104,255$2.47M0.00%––
Citadel Advisors LLC100,618$2.39M0.00%––
Commonwealth Equity Services, LLC99,926$2.37M0.01%––
Voya Investment Management LLC99,730$2.37M0.00%––
State Board of Administration of Florida Retirement System98,145$2.33M0.00%––
Credit Suisse AG98,102$2.33M0.00%––
Mutual of America Capital Management LLC96,198$2.28M0.02%––
APG Asset Management N.V.112,564$2.27M0.00%––
MetLife Investment Management93,177$2.21M0.02%––
New York State Common Retirement Fund89,143$2.11M0.00%––
Jennison Associates LLC87,048$2.06M0.00%––
Ziegler Capital Management, LLC86,886$2.06M0.06%––
Martingale Asset Management L P85,036$2.02M0.02%––
Raymond James & Associates84,861$2.01M0.00%––
Texas Permanent School Fund79,992$1.90M0.02%––
UBS Group AG79,216$1.88M0.00%––
Shell Asset Management Co78,242$1.85M0.04%––
BNP Paribas Arbitrage, SA74,264$1.76M0.00%––
Horizon Investment Services, LLC70,871$1.68M0.90%––
Glenmede Trust Co NA68,311$1.62M0.01%––
Price T Rowe Associates Inc66,748$1.58M0.00%––
Royal Bank of Canada66,007$1.56M0.00%––
SG Americas Securities, LLC64,484$1.53M0.01%––
Independent Advisor Alliance62,550$1.48M0.09%––
Comerica Bank60,288$1.44M0.01%––
QS Investors, LLC58,817$1.40M0.02%––