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 |
|---|---|---|---|---|---|
| Victory Capital Management Inc | 175,922 | $4.16M | 0.00% | −14,486−7.6% | Reduced |
| Empowered Funds, LLC | 176,130 | $4.17M | 0.53% | +176,130 | New |
| Legal & General Group Plc | 181,934 | $4.31M | 0.00% | −33,204−15.4% | Reduced |
| FMR LLC | 182,494 | $4.32M | 0.00% | +6,469+3.7% | Added |
| Public Employees Retirement System of Ohio | 187,173 | $4.43M | 0.02% | −24,710−11.7% | Reduced |
| American Century Companies Inc | 197,543 | $4.68M | 0.00% | +47,045+31.3% | Added |
| Mondrian Investment Partners LTD | 204,429 | $4.84M | 0.09% | 00.0% | Unchanged |
| Raymond James & Associates | 206,832 | $4.90M | 0.00% | +121,971+143.7% | Added |
| Two Sigma Advisers, LP | 214,885 | $5.09M | 0.01% | −102,500−32.3% | Reduced |
| Massachusetts Financial Services Co | 225,029 | $5.33M | 0.00% | −2,318−1.0% | Reduced |
| Divisar Capital Management LLC | 230,000 | $5.44M | 1.80% | +230,000 | New |
| Swiss National Bank | 241,400 | $5.71M | 0.00% | −7,900−3.2% | Reduced |
| American International Group, Inc. | 246,732 | $5.84M | 0.02% | −4,205−1.7% | Reduced |
| Alliancebernstein L.P. | 268,103 | $6.35M | 0.00% | +15,930+6.3% | Added |
| Ameriprise Financial Inc | 279,158 | $6.61M | 0.00% | −15,340−5.2% | Reduced |
| Janus Henderson Group PLC | 285,541 | $6.76M | 0.00% | +51,121+21.8% | Added |
| Analog Century Management LP | 291,803 | $6.91M | 2.77% | −91,320−23.8% | Reduced |
| AXA S.A. | 291,900 | $6.91M | 0.02% | −163,500−35.9% | Reduced |
| Rhumbline Advisers | 324,588 | $7.68M | 0.01% | −432−0.1% | Reduced |
| Wells Fargo & Company | 362,568 | $8.58M | 0.00% | +28,700+8.6% | Added |
| Allianz Asset Management GmbH | 376,425 | $8.91M | 0.01% | −205,173−35.3% | Reduced |
| Jacobs Levy Equity Management, Inc | 386,622 | $9.15M | 0.06% | −574,201−59.8% | Reduced |
| Soros Capital Management LLC | 386,771 | $9.15M | 1.18% | +386,771 | New |
| Parametric Portfolio Associates LLC | 394,286 | $9.33M | 0.01% | −55,123−12.3% | Reduced |
| Canada Pension Plan Investment Board | 400,000 | $9.47M | 0.01% | +400,000 | New |
| First Trust Advisors LP | 418,308 | $9.90M | 0.01% | −130,363−23.8% | Reduced |
| Bank of America Corp | 504,341 | $11.9M | 0.00% | −146,748−22.5% | Reduced |
| Goldman Sachs Group Inc | 522,619 | $12.4M | 0.00% | −132,703−20.3% | Reduced |
| Panagora Asset Management Inc | 535,878 | $12.7M | 0.07% | −18,651−3.4% | Reduced |
| Principal Financial Group Inc | 550,071 | $13.0M | 0.01% | +177,289+47.6% | Added |
| Prudential Financial Inc | 555,483 | $13.1M | 0.02% | +286,782+106.7% | Added |
| Norges Bank | 605,936 | $14.3M | 0.00% | −431,297−41.6% | Reduced |
| JPMorgan Chase & Co | 614,050 | $14.5M | 0.00% | −1,201,985−66.2% | Reduced |
| Credit Suisse AG | 625,904 | $14.8M | 0.01% | +527,802+538.0% | Added |
| AQR Capital Management LLC | 746,846 | $17.7M | 0.03% | +487,375+187.8% | Added |
| Bandera Partners LLC | 818,550 | $19.4M | 7.59% | +148,813+22.2% | Added |
| Brandywine Global Investment Management, LLC | 952,718 | $22.6M | 0.17% | +952,718 | New |
| Arrowstreet Capital, Limited Partnership | 990,586 | $23.4M | 0.03% | −784,758−44.2% | Reduced |
| Royce & Associates LP | 1,166,419 | $27.6M | 0.19% | −53,800−4.4% | Reduced |
| Bank of Montreal | 1,156,285 | $27.6M | 0.01% | +269,787+30.4% | Added |
| Morgan Stanley | 1,257,869 | $29.8M | 0.00% | +878,500+231.6% | Added |
| Wasatch Advisors Inc | 1,289,048 | $30.5M | 0.12% | +1,289,048 | New |
| Charles Schwab Investment Management Inc | 1,296,494 | $30.7M | 0.01% | −6,486−0.5% | Reduced |
| Nuveen Asset Management, LLC | 1,300,030 | $30.8M | 0.01% | −469,141−26.5% | Reduced |
| Invesco Ltd. | 1,306,541 | $30.9M | 0.01% | +65,105+5.2% | Added |
| Bank of New York Mellon Corp | 1,427,582 | $33.8M | 0.01% | −49,566−3.4% | Reduced |
| SW Investment Management LLC | 2,000,000 | $47.3M | 18.14% | 00.0% | Unchanged |
| Northern Trust Corp | 2,135,933 | $50.6M | 0.01% | −623,125−22.6% | Reduced |
| Geode Capital Management, LLC | 2,143,275 | $50.7M | 0.01% | +18,089+0.9% | Added |
| State Street Corp | 3,291,738 | $77.9M | 0.00% | +85,430+2.7% | Added |
| Westwood Holdings Group Inc. | 3,639,529 | $86.1M | 0.87% | +88,478+2.5% | Added |
| Fuller & Thaler Asset Management, Inc. | 5,012,533 | $118.6M | 0.77% | −4,635−0.1% | Reduced |
| LSV Asset Management | 5,956,002 | $141.0M | 0.24% | +418,096+7.5% | Added |
| Vanguard Group Inc | 9,614,951 | $227.6M | 0.01% | −1,088,661−10.2% | Reduced |
| BlackRock Inc. | 11,738,827 | $277.9M | 0.01% | −427,374−3.5% | Reduced |
| Dimensional Fund Advisors LP | 16,213,173 | $383.8M | 0.12% | −115,289−0.7% | Reduced |
| Verdad Advisers, LP | 0 | $0 | 0.00% | −325,000−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −286,427−100.0% | Sold out |
| California Public Employees Retirement System | 0 | $0 | 0.00% | −203,800−100.0% | Sold out |
| Force Hill Capital Management LP | 0 | $0 | 0.00% | −179,400−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −145,816−100.0% | Sold out |
| Mackay Shields LLC | 0 | $0 | 0.00% | −123,301−100.0% | Sold out |
| Independent Advisor Alliance | 0 | $0 | 0.00% | −62,550−100.0% | Sold out |
| Jackson Creek Investment Advisors LLC | 0 | $0 | 0.00% | −56,599−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −54,840−100.0% | Sold out |
| Driehaus Capital Management LLC | 0 | $0 | 0.00% | −54,721−100.0% | Sold out |
| Grantham, Mayo, Van Otterloo & Co. LLC | 0 | $0 | 0.00% | −47,000−100.0% | Sold out |
| Vestcor Inc | 0 | $0 | 0.00% | −40,310−100.0% | Sold out |
| K.J. Harrison & Partners Inc | 0 | $0 | 0.00% | −35,000−100.0% | Sold out |
| Natixis Advisors, L.P. | 0 | $0 | 0.00% | −28,048−100.0% | Sold out |
| Private Advisory Group LLC | 0 | $0 | 0.00% | −27,627−100.0% | Sold out |
| Aigen Investment Management, LP | 0 | $0 | 0.00% | −25,608−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −22,225−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −20,171−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −18,634−100.0% | Sold out |
| Jupiter Asset Management Ltd | 0 | $0 | 0.00% | −17,802−100.0% | Sold out |
| Aspen Investment Management Inc | 0 | $0 | 0.00% | −17,630−100.0% | Sold out |
| AlphaCrest Capital Management LLC | 0 | $0 | 0.00% | −16,912−100.0% | Sold out |
| Quantitative Investment Management, LLC | 0 | $0 | 0.00% | −16,793−100.0% | Sold out |
| Lincoln National Corp | 0 | $0 | 0.00% | −13,700−100.0% | Sold out |
| SEI Investments Co | 0 | $0 | 0.00% | −20,453−100.0% | Sold out |
| CIBC World Markets Corp | 0 | $0 | 0.00% | −11,497−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −10,987−100.0% | Sold out |
| Oberweis Asset Management Inc | 0 | $0 | 0.00% | −9,700−100.0% | Sold out |
| Pictet Asset Management Ltd | 0 | $0 | 0.00% | −9,400−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −8,850−100.0% | Sold out |
| AMP Capital Investors Ltd | 0 | $0 | 0.00% | −8,826−100.0% | Sold out |
| Stifel Financial Corp | 0 | $0 | 0.00% | −8,479−100.0% | Sold out |
| First Quadrant L P | 0 | $0 | 0.00% | −2,139−100.0% | Sold out |
| Valeo Financial Advisors, LLC | 0 | $0 | 0.00% | −1,086−100.0% | Sold out |
| Exchange Traded Concepts, LLC | 0 | $0 | 0.00% | −831−100.0% | Sold out |
| Twin Tree Management, LP | 0 | $0 | 0.00% | −725−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −754−100.0% | Sold out |
| Glen Eagle Advisors, LLC | 0 | $0 | 0.00% | −400−100.0% | Sold out |
| Financial Management Professionals, Inc. | 0 | $0 | 0.00% | −396−100.0% | Sold out |
| Neo Ivy Capital Management | 0 | $0 | 0.00% | −124−100.0% | Sold out |
| Assetmark, Inc | 0 | $0 | 0.00% | −92−100.0% | Sold out |
| Toronto Dominion Bank | 0 | $0 | 0.00% | −60−100.0% | Sold out |
| Amundi Asset Management US, Inc. | – | – | – | – | Not filed |