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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
Los Angeles Capital Management LLC171,659$4.07M0.02%––
Mondrian Investment Partners LTD204,429$4.13M0.09%––
FMR LLC176,025$4.17M0.00%––
Manufacturers Life Insurance Company, The176,618$4.19M0.00%––
Force Hill Capital Management LP179,400$4.25M0.86%––
Victory Capital Management Inc190,408$4.51M0.00%––
California Public Employees Retirement System203,800$4.83M0.00%––
Public Employees Retirement System of Ohio211,883$5.02M0.02%––
Legal & General Group Plc215,138$5.10M0.00%––
Massachusetts Financial Services Co227,347$5.39M0.00%––
Janus Henderson Group PLC234,420$5.56M0.00%––
Swiss National Bank249,300$5.91M0.00%––
American International Group, Inc.250,937$5.95M0.02%––
Alliancebernstein L.P.252,173$5.98M0.00%––
AQR Capital Management LLC259,471$6.15M0.01%––
Prudential Financial Inc268,701$6.37M0.01%––
Barclays PLC279,746$6.63M0.01%––
Connor, Clark & Lunn Investment Management Ltd.286,427$6.79M0.04%––
Ameriprise Financial Inc294,498$6.98M0.00%––
Russell Investments Group, Ltd.297,776$7.04M0.01%––
Two Sigma Advisers, LP317,385$7.53M0.02%––
Rhumbline Advisers325,020$7.71M0.01%––
Verdad Advisers, LP325,000$7.71M2.46%––
Wells Fargo & Company333,868$7.92M0.00%––
Principal Financial Group Inc372,782$8.84M0.01%––
Morgan Stanley379,369$8.99M0.00%––
Analog Century Management LP383,123$9.08M3.69%––
Parametric Portfolio Associates LLC449,409$10.7M0.01%––
AXA S.A.455,400$10.8M0.03%––
First Trust Advisors LP548,671$13.0M0.02%––
Panagora Asset Management Inc554,529$13.1M0.07%––
Allianz Asset Management GmbH581,598$13.8M0.01%––
Bank of America Corp651,089$15.4M0.00%––
Goldman Sachs Group Inc655,322$15.5M0.00%––
Bandera Partners LLC669,737$15.9M6.24%––
Bank of Montreal886,498$22.7M0.02%––
Jacobs Levy Equity Management, Inc960,823$22.8M0.18%––
Norges Bank1,037,233$24.6M0.01%––
Royce & Associates LP1,220,219$28.9M0.19%––
Invesco Ltd.1,241,436$29.4M0.01%––
Charles Schwab Investment Management Inc1,302,980$30.9M0.01%––
Bank of New York Mellon Corp1,477,148$35.0M0.01%––
Nuveen Asset Management, LLC1,769,171$41.9M0.01%––
Arrowstreet Capital, Limited Partnership1,775,344$42.1M0.06%––
JPMorgan Chase & Co1,816,035$43.1M0.01%––
SW Investment Management LLC2,000,000$47.4M22.31%––
Geode Capital Management, LLC2,125,186$50.4M0.01%––
Northern Trust Corp2,759,058$65.4M0.01%––
State Street Corp3,206,308$76.0M0.00%––
Westwood Holdings Group Inc.3,551,051$84.2M0.85%––
Fuller & Thaler Asset Management, Inc.5,017,168$119.0M0.84%––
LSV Asset Management5,537,906$131.3M0.22%––
Vanguard Group Inc10,703,612$253.8M0.01%––
BlackRock Inc.12,166,201$288.5M0.01%––
Dimensional Fund Advisors LP16,328,462$387.9M0.13%––