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 2021
Institutional positions in Amkor Technology, Inc. as of Jun 30, 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
- 256
- +2 vs. Q1 2021
- Shares held
- 93.9M
- −2.13M (−2.2%) vs. Q1 2021
- Total value
- $2.22B
- −$56.1M (−2.5%) vs. Q1 2021
- New holders
- 44
- 76 more added
- Sold out
- 42
- 98 more reduced
1 institution that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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.
| 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, Q2 2021
Shares, value and share of portfolio for each institution holding Amkor Technology, Inc.; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Dimensional Fund Advisors LP | 16,213,173 | $383.8M | 0.12% | −115,289−0.7% | Reduced |
| BlackRock Inc. | 11,738,827 | $277.9M | 0.01% | −427,374−3.5% | Reduced |
| Vanguard Group Inc | 9,614,951 | $227.6M | 0.01% | −1,088,661−10.2% | Reduced |
| LSV Asset Management | 5,956,002 | $141.0M | 0.24% | +418,096+7.5% | Added |
| Fuller & Thaler Asset Management, Inc. | 5,012,533 | $118.6M | 0.77% | −4,635−0.1% | Reduced |
| Westwood Holdings Group Inc. | 3,639,529 | $86.1M | 0.87% | +88,478+2.5% | Added |
| State Street Corp | 3,291,738 | $77.9M | 0.00% | +85,430+2.7% | Added |
| Geode Capital Management, LLC | 2,143,275 | $50.7M | 0.01% | +18,089+0.9% | Added |
| Northern Trust Corp | 2,135,933 | $50.6M | 0.01% | −623,125−22.6% | Reduced |
| SW Investment Management LLC | 2,000,000 | $47.3M | 18.14% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 1,427,582 | $33.8M | 0.01% | −49,566−3.4% | Reduced |
| Invesco Ltd. | 1,306,541 | $30.9M | 0.01% | +65,105+5.2% | Added |
| Nuveen Asset Management, LLC | 1,300,030 | $30.8M | 0.01% | −469,141−26.5% | Reduced |
| Charles Schwab Investment Management Inc | 1,296,494 | $30.7M | 0.01% | −6,486−0.5% | Reduced |
| Wasatch Advisors Inc | 1,289,048 | $30.5M | 0.12% | +1,289,048 | New |
| Morgan Stanley | 1,257,869 | $29.8M | 0.00% | +878,500+231.6% | Added |
| Bank of Montreal | 1,156,285 | $27.6M | 0.01% | +269,787+30.4% | Added |
| Royce & Associates LP | 1,166,419 | $27.6M | 0.19% | −53,800−4.4% | Reduced |
| Arrowstreet Capital, Limited Partnership | 990,586 | $23.4M | 0.03% | −784,758−44.2% | Reduced |
| Brandywine Global Investment Management, LLC | 952,718 | $22.6M | 0.17% | +952,718 | New |
| Bandera Partners LLC | 818,550 | $19.4M | 7.59% | +148,813+22.2% | Added |
| AQR Capital Management LLC | 746,846 | $17.7M | 0.03% | +487,375+187.8% | Added |
| Credit Suisse AG | 625,904 | $14.8M | 0.01% | +527,802+538.0% | Added |
| JPMorgan Chase & Co | 614,050 | $14.5M | 0.00% | −1,201,985−66.2% | Reduced |
| Norges Bank | 605,936 | $14.3M | 0.00% | −431,297−41.6% | Reduced |
| Prudential Financial Inc | 555,483 | $13.1M | 0.02% | +286,782+106.7% | Added |
| Principal Financial Group Inc | 550,071 | $13.0M | 0.01% | +177,289+47.6% | Added |
| Panagora Asset Management Inc | 535,878 | $12.7M | 0.07% | −18,651−3.4% | Reduced |
| Goldman Sachs Group Inc | 522,619 | $12.4M | 0.00% | −132,703−20.3% | Reduced |
| Bank of America Corp | 504,341 | $11.9M | 0.00% | −146,748−22.5% | Reduced |
| First Trust Advisors LP | 418,308 | $9.90M | 0.01% | −130,363−23.8% | Reduced |
| Canada Pension Plan Investment Board | 400,000 | $9.47M | 0.01% | +400,000 | New |
| Parametric Portfolio Associates LLC | 394,286 | $9.33M | 0.01% | −55,123−12.3% | Reduced |
| Soros Capital Management LLC | 386,771 | $9.15M | 1.18% | +386,771 | New |
| Jacobs Levy Equity Management, Inc | 386,622 | $9.15M | 0.06% | −574,201−59.8% | Reduced |
| Allianz Asset Management GmbH | 376,425 | $8.91M | 0.01% | −205,173−35.3% | Reduced |
| Wells Fargo & Company | 362,568 | $8.58M | 0.00% | +28,700+8.6% | Added |
| Rhumbline Advisers | 324,588 | $7.68M | 0.01% | −432−0.1% | Reduced |
| AXA S.A. | 291,900 | $6.91M | 0.02% | −163,500−35.9% | Reduced |
| Analog Century Management LP | 291,803 | $6.91M | 2.77% | −91,320−23.8% | Reduced |
| Janus Henderson Group PLC | 285,541 | $6.76M | 0.00% | +51,121+21.8% | Added |
| Ameriprise Financial Inc | 279,158 | $6.61M | 0.00% | −15,340−5.2% | Reduced |
| Alliancebernstein L.P. | 268,103 | $6.35M | 0.00% | +15,930+6.3% | Added |
| American International Group, Inc. | 246,732 | $5.84M | 0.02% | −4,205−1.7% | Reduced |
| Swiss National Bank | 241,400 | $5.71M | 0.00% | −7,900−3.2% | Reduced |
| Divisar Capital Management LLC | 230,000 | $5.44M | 1.80% | +230,000 | New |
| Massachusetts Financial Services Co | 225,029 | $5.33M | 0.00% | −2,318−1.0% | Reduced |
| Two Sigma Advisers, LP | 214,885 | $5.09M | 0.01% | −102,500−32.3% | Reduced |
| Raymond James & Associates | 206,832 | $4.90M | 0.00% | +121,971+143.7% | Added |
| Mondrian Investment Partners LTD | 204,429 | $4.84M | 0.09% | 00.0% | Unchanged |
| American Century Companies Inc | 197,543 | $4.68M | 0.00% | +47,045+31.3% | Added |
| Public Employees Retirement System of Ohio | 187,173 | $4.43M | 0.02% | −24,710−11.7% | Reduced |
| FMR LLC | 182,494 | $4.32M | 0.00% | +6,469+3.7% | Added |
| Legal & General Group Plc | 181,934 | $4.31M | 0.00% | −33,204−15.4% | Reduced |
| Empowered Funds, LLC | 176,130 | $4.17M | 0.53% | +176,130 | New |
| Victory Capital Management Inc | 175,922 | $4.16M | 0.00% | −14,486−7.6% | Reduced |
| Manufacturers Life Insurance Company, The | 175,434 | $4.15M | 0.00% | −1,184−0.7% | Reduced |
| Cubist Systematic Strategies, LLC | 174,523 | $4.13M | 0.05% | +56,770+48.2% | Added |
| DuPont Capital Management Corp | 166,190 | $3.93M | 0.09% | 00.0% | Unchanged |
| Alberta Investment Management Corp | 143,636 | $3.40M | 0.03% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 142,605 | $3.38M | 0.00% | +2,078+1.5% | Added |
| O'Shaughnessy Asset Management, LLC | 141,789 | $3.36M | 0.07% | +1,478+1.1% | Added |
| California State Teachers Retirement System | 140,645 | $3.33M | 0.00% | −9,927−6.6% | Reduced |
| Retirement Systems of Alabama | 139,969 | $3.31M | 0.01% | +218+0.2% | Added |
| State of New Jersey Common Pension Fund D | 128,227 | $3.04M | 0.01% | +469+0.4% | Added |
| Barclays PLC | 125,988 | $2.98M | 0.00% | −153,758−55.0% | Reduced |
| Jane Street Group, LLC | 114,899 | $2.72M | 0.01% | +61,422+114.9% | Added |
| Vident Investment Advisory, LLC | 114,465 | $2.71M | 0.08% | −120.0% | Reduced |
| Bridgeway Capital Management, LLC | 110,400 | $2.61M | 0.05% | +74,300+205.8% | Added |
| Virginia Retirement Systems Et Al | 107,300 | $2.54M | 0.02% | −6,800−6.0% | Reduced |
| State Board of Administration of Florida Retirement System | 107,210 | $2.54M | 0.00% | +9,065+9.2% | Added |
| Macquarie Group Ltd | 104,255 | $2.47M | 0.00% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 100,000 | $2.37M | 0.01% | −70,000−41.2% | Reduced |
| Mutual of America Capital Management LLC | 97,871 | $2.32M | 0.02% | +1,673+1.7% | Added |
| Commonwealth Equity Services, LLC | 97,692 | $2.31M | 0.01% | −2,234−2.2% | Reduced |
| Voya Investment Management LLC | 97,187 | $2.30M | 0.00% | −2,543−2.5% | Reduced |
| APG Asset Management N.V. | 112,564 | $2.25M | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 91,556 | $2.17M | 0.02% | −1,621−1.7% | Reduced |
| Millennium Management LLC | 90,241 | $2.14M | 0.00% | +90,241 | New |
| New York State Common Retirement Fund | 90,070 | $2.13M | 0.00% | +927+1.0% | Added |
| Schroder Investment Management Group | 89,934 | $2.13M | 0.00% | −56,235−38.5% | Reduced |
| Ziegler Capital Management, LLC | 89,393 | $2.12M | 0.07% | +2,507+2.9% | Added |
| Deutsche Bank AG | 81,014 | $1.92M | 0.00% | −64,479−44.3% | Reduced |
| Texas Permanent School Fund | 80,068 | $1.90M | 0.02% | +76+0.1% | Added |
| Amalgamated Bank | 79,384 | $1.88M | 0.02% | +69,392+694.5% | Added |
| Jennison Associates LLC | 79,096 | $1.87M | 0.00% | −7,952−9.1% | Reduced |
| Horizon Investment Services, LLC | 76,697 | $1.81M | 0.89% | +5,826+8.2% | Added |
| Martingale Asset Management L P | 75,739 | $1.79M | 0.02% | −9,297−10.9% | Reduced |
| Envestnet Asset Management Inc | 74,484 | $1.76M | 0.00% | +26,981+56.8% | Added |
| Royal Bank of Canada | 73,621 | $1.74M | 0.00% | +7,614+11.5% | Added |
| Price T Rowe Associates Inc | 68,677 | $1.63M | 0.00% | +1,929+2.9% | Added |
| Ensign Peak Advisors, Inc | 63,500 | $1.50M | 0.00% | +33,300+110.3% | Added |
| BNP Paribas Arbitrage, SA | 62,570 | $1.48M | 0.00% | −11,694−15.7% | Reduced |
| Comerica Bank | 59,277 | $1.45M | 0.01% | −1,011−1.7% | Reduced |
| SG Americas Securities, LLC | 60,669 | $1.44M | 0.01% | −3,815−5.9% | Reduced |
| Glenmede Trust Co NA | 60,491 | $1.43M | 0.01% | −7,820−11.4% | Reduced |
| QS Investors, LLC | 58,817 | $1.39M | 0.02% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 58,415 | $1.38M | 0.04% | +35,373+153.5% | Added |
| UBS Group AG | 56,892 | $1.35M | 0.00% | −22,324−28.2% | Reduced |
| Assenagon Asset Management S.A. | 55,628 | $1.32M | 0.01% | +2,571+4.8% | Added |