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 2023
Institutional positions in Amkor Technology, Inc. as of Mar 31, 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
- 294
- +7 vs. Q4 2022
- Shares held
- 94.5M
- −20.4K (0.0%) vs. Q4 2022
- Total value
- $2.45B
- +$186.9M (+8.2%) vs. Q4 2022
- New holders
- 43
- 99 more added
- Sold out
- 36
- 100 more reduced
7 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 648 | $9.95B |
| Q1 2026 | 533 | $5.44B |
| Q4 2025 | 455 | $4.49B |
| Q3 2025 | 383 | $3.06B |
| Q2 2025 | 348 | $2.37B |
| Q1 2025 | 347 | $1.96B |
| Q4 2024 | 335 | $2.81B |
| Q3 2024 | 359 | $3.27B |
| Q2 2024 | 395 | $4.22B |
| Q1 2024 | 338 | $3.43B |
| Q4 2023 | 317 | $3.50B |
| Q3 2023 | 305 | $2.33B |
| Q2 2023 | 300 | $2.86B |
| Q1 2023 | 294 | $2.45B |
| Q4 2022 | 294 | $2.27B |
| Q3 2022 | 274 | $1.61B |
| Q2 2022 | 266 | $1.61B |
| Q1 2022 | 281 | $2.05B |
| Q4 2021 | 273 | $2.33B |
| Q3 2021 | 269 | $2.35B |
| Q2 2021 | 256 | $2.22B |
| Q1 2021 | 255 | $2.28B |
Institutions, Q1 2023
Shares, value and share of portfolio for each institution holding Amkor Technology, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Dimensional Fund Advisors LP | 14,926,915 | $388.4M | 0.13% | −784,269−5.0% | Reduced |
| BlackRock Inc. | 13,307,863 | $346.3M | 0.01% | +84,120+0.6% | Added |
| Vanguard Group Inc | 12,073,061 | $314.1M | 0.01% | −1,054,021−8.0% | Reduced |
| LSV Asset Management | 7,641,946 | $198.8M | 0.45% | −409,816−5.1% | Reduced |
| State Street Corp | 3,515,892 | $91.5M | 0.01% | +95,883+2.8% | Added |
| Earnest Partners LLC | 3,188,002 | $83.0M | 0.48% | +1,393,503+77.7% | Added |
| Geode Capital Management, LLC | 2,131,804 | $55.5M | 0.01% | −107,270−4.8% | Reduced |
| First Trust Advisors LP | 2,129,215 | $55.4M | 0.06% | +1,401,109+192.4% | Added |
| SW Investment Management LLC | 2,000,000 | $52.0M | 21.01% | −1,000,000−33.3% | Reduced |
| Arrowstreet Capital, Limited Partnership | 1,873,470 | $48.7M | 0.06% | +862,251+85.3% | Added |
| Bandera Partners LLC | 1,827,921 | $47.6M | 19.56% | 00.0% | Unchanged |
| Northern Trust Corp | 1,786,613 | $46.5M | 0.01% | −28,917−1.6% | Reduced |
| Bank of New York Mellon Corp | 1,415,128 | $36.8M | 0.01% | −30,958−2.1% | Reduced |
| Charles Schwab Investment Management Inc | 1,409,950 | $36.7M | 0.01% | +15,292+1.1% | Added |
| Norges Bank | 1,400,071 | $36.4M | 0.01% | +550,538+64.8% | Added |
| American Century Companies Inc | 1,292,997 | $33.6M | 0.03% | +489,349+60.9% | Added |
| AQR Capital Management LLC | 1,269,865 | $32.8M | 0.07% | −113,209−8.2% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 1,156,091 | $30.1M | 0.17% | −2,193,459−65.5% | Reduced |
| Westwood Holdings Group Inc. | 1,132,098 | $29.5M | 0.26% | +214,048+23.3% | Added |
| Invesco Ltd. | 1,115,819 | $29.0M | 0.01% | −625−0.1% | Reduced |
| Morgan Stanley | 1,038,555 | $27.0M | 0.00% | −45,352−4.2% | Reduced |
| Royce & Associates LP | 764,331 | $19.9M | 0.20% | −23,600−3.0% | Reduced |
| Ameriprise Financial Inc | 742,352 | $19.3M | 0.01% | +93,016+14.3% | Added |
| New York State Common Retirement Fund | 723,918 | $18.8M | 0.03% | +244,314+50.9% | Added |
| Nuveen Asset Management, LLC | 716,946 | $18.7M | 0.01% | −127,786−15.1% | Reduced |
| Prudential Financial Inc | 536,905 | $14.0M | 0.02% | −12,295−2.2% | Reduced |
| Voloridge Investment Management, LLC | 442,819 | $11.5M | 0.06% | +151,781+52.2% | Added |
| Principal Financial Group Inc | 416,307 | $10.8M | 0.01% | +2,727+0.7% | Added |
| Goldman Sachs Group Inc | 381,510 | $9.93M | 0.00% | −228,001−37.4% | Reduced |
| Renaissance Technologies LLC | 378,100 | $9.84M | 0.01% | +378,100 | New |
| Bank of America Corp | 360,575 | $9.38M | 0.00% | −197,761−35.4% | Reduced |
| JPMorgan Chase & Co | 351,179 | $9.14M | 0.00% | −156,374−30.8% | Reduced |
| Rhumbline Advisers | 349,154 | $9.09M | 0.01% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 270,127 | $7.03M | 0.05% | +152,017+128.7% | Added |
| Citadel Advisors LLC | 263,403 | $6.85M | 0.01% | +187,463+246.9% | Added |
| FMR LLC | 255,534 | $6.65M | 0.00% | +2,311+0.9% | Added |
| Boston Partners | 246,110 | $6.40M | 0.01% | +246,110 | New |
| Swiss National Bank | 237,900 | $6.19M | 0.00% | −28,100−10.6% | Reduced |
| Janus Henderson Group PLC | 229,931 | $5.98M | 0.00% | +14,468+6.7% | Added |
| Alliancebernstein L.P. | 225,112 | $5.86M | 0.00% | −17,520−7.2% | Reduced |
| Envestnet Asset Management Inc | 573,989 | $5.69M | 0.00% | +368,908+179.9% | Added |
| First Eagle Investment Management, LLC | 210,384 | $5.47M | 0.01% | +28,298+15.5% | Added |
| Two Sigma Investments, LP | 208,512 | $5.43M | 0.02% | +70,265+50.8% | Added |
| American International Group, Inc. | 202,954 | $5.28M | 0.03% | −455−0.2% | Reduced |
| State of Alaska, Department of Revenue | 200,990 | $5.23M | 0.06% | −240−0.1% | Reduced |
| SEI Investments Co | 191,706 | $4.99M | 0.01% | +89,061+86.8% | Added |
| Man Group plc | – | $4.40M | 0.02% | – | – |
| Allianz Asset Management GmbH | 167,195 | $4.35M | 0.01% | −18,981−10.2% | Reduced |
| Legal & General Group Plc | 158,052 | $4.11M | 0.00% | +5,761+3.8% | Added |
| Two Sigma Advisers, LP | 157,400 | $4.10M | 0.01% | +49,300+45.6% | Added |
| Wells Fargo & Company | 153,546 | $4.00M | 0.00% | −28,394−15.6% | Reduced |
| Bridgeway Capital Management, LLC | 151,900 | $3.95M | 0.10% | −3,100−2.0% | Reduced |
| Allspring Global Investments Holdings, LLC | 149,806 | $3.90M | 0.01% | +144,298+2,619.8% | Added |
| Denali Advisors LLC | 149,672 | $3.89M | 1.62% | −240.0% | Reduced |
| UBS Asset Management Americas Inc | 145,506 | $3.79M | 0.00% | +145,506 | New |
| Alberta Investment Management Corp | 143,636 | $3.74M | 0.04% | 00.0% | Unchanged |
| California State Teachers Retirement System | 134,607 | $3.50M | 0.01% | −1,779−1.3% | Reduced |
| Retirement Systems of Alabama | 131,236 | $3.41M | 0.01% | −1,147−0.9% | Reduced |
| Massachusetts Financial Services Co | 126,010 | $3.28M | 0.00% | −2,437−1.9% | Reduced |
| Manufacturers Life Insurance Company, The | 118,957 | $3.10M | 0.00% | −3,068−2.5% | Reduced |
| Fisher Asset Management, LLC | 117,326 | $3.05M | 0.00% | +66,487+130.8% | Added |
| MetLife Investment Management | 113,994 | $2.97M | 0.02% | −1,652−1.4% | Reduced |
| Panagora Asset Management Inc | 112,047 | $2.92M | 0.02% | −495,939−81.6% | Reduced |
| Balyasny Asset Management LLC | 108,396 | $2.82M | 0.01% | +72,591+202.7% | Added |
| Susquehanna International Group, LLP | 108,033 | $2.81M | 0.00% | +88,629+456.8% | Added |
| Macquarie Group Ltd | 102,600 | $2.67M | 0.00% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 101,701 | $2.65M | 0.01% | −6,167−5.7% | Reduced |
| Credit Suisse AG | 96,613 | $2.51M | 0.00% | +3,303+3.5% | Added |
| Grantham, Mayo, Van Otterloo & Co. LLC | 95,900 | $2.50M | 0.01% | +1,600+1.7% | Added |
| Thrivent Financial for Lutherans | 93,733 | $2.44M | 0.01% | −6,280−6.3% | Reduced |
| Hussman Strategic Advisors, Inc. | 93,000 | $2.42M | 0.38% | +31,000+50.0% | Added |
| Portolan Capital Management, LLC | 92,697 | $2.41M | 0.23% | +92,697 | New |
| State of New Jersey Common Pension Fund D | 91,182 | $2.37M | 0.01% | +7,243+8.6% | Added |
| Assenagon Asset Management S.A. | 90,734 | $2.36M | 0.01% | +90,734 | New |
| Texas Permanent School Fund | 90,075 | $2.34M | 0.02% | +22,551+33.4% | Added |
| Barclays PLC | 84,041 | $2.19M | 0.00% | +13,894+19.8% | Added |
| KBC Group NV | 83,655 | $2.18M | 0.01% | +1,712+2.1% | Added |
| Guggenheim Capital LLC | 83,636 | $2.18M | 0.02% | +10,418+14.2% | Added |
| Great West Life Assurance Co | 81,841 | $2.13M | 0.01% | +2,452+3.1% | Added |
| Mutual of America Capital Management LLC | 80,820 | $2.10M | 0.02% | −1,695−2.1% | Reduced |
| Deutsche Bank AG | 80,399 | $2.09M | 0.00% | −26,834−25.0% | Reduced |
| BNP Paribas Arbitrage, SA | 73,721 | $1.92M | 0.00% | −3,783−4.9% | Reduced |
| CI Private Wealth, LLC | 73,464 | $1.91M | 0.01% | −909−1.2% | Reduced |
| Quantbot Technologies LP | 70,857 | $1.84M | 0.13% | +70,857 | New |
| O'Shaughnessy Asset Management, LLC | 64,806 | $1.69M | 0.03% | +21,915+51.1% | Added |
| Amalgamated Bank | 64,429 | $1.68M | 0.01% | −4,004−5.9% | Reduced |
| Price T Rowe Associates Inc | 63,654 | $1.66M | 0.00% | +2,538+4.2% | Added |
| Cubist Systematic Strategies, LLC | 63,527 | $1.65M | 0.02% | +7,579+13.5% | Added |
| UBS Group AG | 61,491 | $1.60M | 0.00% | +20,716+50.8% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 59,200 | $1.54M | 0.01% | −114,600−65.9% | Reduced |
| GHP Investment Advisors, Inc. | 58,413 | $1.52M | 0.10% | +4,627+8.6% | Added |
| Millennium Management LLC | 54,580 | $1.42M | 0.00% | +18,803+52.6% | Added |
| Truist Financial Corp | 53,897 | $1.40M | 0.00% | +1,254+2.4% | Added |
| Yousif Capital Management, LLC | 53,888 | $1.40M | 0.02% | −375−0.7% | Reduced |
| Teacher Retirement System of Texas | 51,500 | $1.34M | 0.01% | −7,103−12.1% | Reduced |
| Citigroup Inc | 49,920 | $1.30M | 0.00% | +14,119+39.4% | Added |
| New York State Teachers Retirement System | 49,715 | $1.29M | 0.00% | −1,083−2.1% | Reduced |
| Dorsey Wright & Associates | 49,388 | $1.28M | 0.39% | +49,388 | New |
| Martingale Asset Management L P | 48,430 | $1.26M | 0.02% | −3,714−7.1% | Reduced |
| Jennison Associates LLC | 48,251 | $1.26M | 0.00% | +3,568+8.0% | Added |