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 $9.97B in total; Maverick Capital is the only superinvestor holding it.
13F holders, Q2 2026
Institutional positions in Amkor Technology, Inc. as of Jun 30, 2026. 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
- 648
- +122 vs. Q1 2026
- Shares held
- 116.4M
- −4.73M (−3.9%) vs. Q1 2026
- Total value
- $9.97B
- +$4.54B (+83.6%) vs. Q1 2026
- New holders
- 171
- 217 more added
- Sold out
- 49
- 197 more reduced
7 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 | $9.97B |
| Q1 2026 | 533 | $5.44B |
| Q4 2025 | 455 | $4.51B |
| Q3 2025 | 383 | $3.09B |
| Q2 2025 | 348 | $2.37B |
| Q1 2025 | 347 | $1.97B |
| Q4 2024 | 335 | $2.82B |
| Q3 2024 | 359 | $3.27B |
| Q2 2024 | 395 | $4.29B |
| Q1 2024 | 338 | $3.51B |
| Q4 2023 | 317 | $3.56B |
| Q3 2023 | 305 | $2.34B |
| Q2 2023 | 300 | $2.86B |
| Q1 2023 | 294 | $2.50B |
| Q4 2022 | 294 | $2.27B |
| Q3 2022 | 274 | $1.61B |
| Q2 2022 | 266 | $1.61B |
| Q1 2022 | 281 | $2.05B |
| Q4 2021 | 273 | $2.34B |
| Q3 2021 | 269 | $2.35B |
| Q2 2021 | 256 | $2.23B |
| Q1 2021 | 255 | $2.28B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Amkor Technology, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 12,292,760 | $1.06B | 0.02% | −676,005−5.2% | Reduced |
| Vanguard Portfolio Management LLC | 9,712,553 | $837.5M | 0.04% | +616,705+6.8% | Added |
| Dimensional Fund Advisors LP | 8,064,191 | $695.3M | 0.13% | −2,927,278−26.6% | Reduced |
| Vanguard Capital Management LLC | 6,701,080 | $577.8M | 0.01% | +1,266,762+23.3% | Added |
| JPMorgan Chase & Co | 5,702,608 | $470.0M | 0.03% | +296,063+5.5% | Added |
| State Street Corp | 3,730,584 | $321.7M | 0.01% | +102,042+2.8% | Added |
| AQR Capital Management LLC | 3,231,546 | $273.8M | 0.10% | −10,584−0.3% | Reduced |
| Earnest Partners LLC | 2,852,492 | $246.0M | 0.89% | −579,351−16.9% | Reduced |
| Geode Capital Management, LLC | 2,798,149 | $241.3M | 0.01% | +67,641+2.5% | Added |
| Invesco Ltd. | 2,485,794 | $214.4M | 0.02% | +596,389+31.6% | Added |
| Point72 Asset Management, L.P. | 2,477,326 | $213.6M | 0.33% | −516,108−17.2% | Reduced |
| Principal Financial Group Inc | 1,970,200 | $169.8M | 0.08% | −652,544−24.9% | Reduced |
| First Trust Advisors LP | 1,836,306 | $158.3M | 0.09% | +42,769+2.4% | Added |
| Charles Schwab Investment Management Inc | 1,832,535 | $158.0M | 0.02% | −269,003−12.8% | Reduced |
| Fisher Asset Management, LLC | 1,821,547 | $157.1M | 0.05% | −189,435−9.4% | Reduced |
| Clal Insurance Enterprises Holdings Ltd | 1,764,000 | $152.1M | 0.68% | +1,764,000 | New |
| Price T Rowe Associates Inc | 1,659,478 | $143.1M | 0.01% | +913,054+122.3% | Added |
| Morgan Stanley | 1,525,685 | $131.6M | 0.01% | +152,877+11.1% | Added |
| Norges Bank | 1,477,233 | $127.4M | 0.01% | +1,477,233 | New |
| Qube Research & Technologies Ltd | 1,161,478 | $100.2M | 0.11% | +799,341+220.7% | Added |
| Allianz Asset Management GmbH | 1,086,641 | $93.7M | 0.09% | −297,792−21.5% | Reduced |
| Two Sigma Investments, LP | 1,069,101 | $92.2M | 0.07% | −144,793−11.9% | Reduced |
| American Century Companies Inc | 1,055,656 | $91.0M | 0.04% | −1,657,604−61.1% | Reduced |
| Bank of New York Mellon Corp | 1,051,327 | $90.7M | 0.01% | +67,340+6.8% | Added |
| Goldman Sachs Group Inc | 1,046,405 | $90.2M | 0.01% | +189,478+22.1% | Added |
| Citadel Advisors LLC | 1,028,138 | $88.7M | 0.05% | +832,297+425.0% | Added |
| TCW Group Inc | 1,027,777 | $88.6M | 0.60% | +971,057+1,712.0% | Added |
| Northern Trust Corp | 960,941 | $82.9M | 0.01% | +17,098+1.8% | Added |
| LSV Asset Management | 844,200 | $72.8M | 0.13% | −466,300−35.6% | Reduced |
| FMR LLC | 836,386 | $72.1M | 0.00% | +578,922+224.9% | Added |
| Gotham Asset Management, LLC | 816,161 | $70.4M | 0.16% | −257,109−24.0% | Reduced |
| Wells Fargo & Company | 778,711 | $67.1M | 0.01% | +300,245+62.8% | Added |
| Vanguard Fiduciary Trust Co | 760,465 | $65.6M | 0.01% | +43,738+6.1% | Added |
| Lord, Abbett & Co. LLC | 721,733 | $62.2M | 0.18% | +265,804+58.3% | Added |
| Nuveen, LLC | 710,410 | $61.3M | 0.01% | +32,175+4.7% | Added |
| Bank of Nova Scotia | 675,782 | $58.3M | 0.09% | +675,782 | New |
| UBS Group AG | 635,436 | $54.8M | 0.01% | −501,861−44.1% | Reduced |
| D. E. Shaw & Co., Inc. | 624,860 | $53.9M | 0.03% | −863,905−58.0% | Reduced |
| Millennium Management LLC | 622,252 | $53.7M | 0.04% | −150,991−19.5% | Reduced |
| Light Street Capital Management, LLC | 596,783 | $51.5M | 6.05% | +189,793+46.6% | Added |
| Renaissance Technologies LLC | 580,600 | $50.1M | 0.07% | +580,600 | New |
| SG Americas Securities, LLC | 439,855 | $37.9M | 0.02% | −538,715−55.1% | Reduced |
| Franklin Resources Inc | 432,757 | $37.3M | 0.01% | +335,328+344.2% | Added |
| Raymond James Financial Inc | 422,388 | $36.4M | 0.01% | −94,535−18.3% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 413,254 | $35.6M | 0.07% | +284,163+220.1% | Added |
| Susquehanna International Group, LLP | 374,271 | $32.3M | 0.03% | +242,212+183.4% | Added |
| LPL Financial LLC | 367,193 | $31.7M | 0.01% | −481,056−56.7% | Reduced |
| Bandera Partners LLC | 693,519 | $31.2M | 11.00% | 00.0% | Unchanged |
| Massachusetts Financial Services Co | 361,075 | $31.1M | 0.01% | −5,718−1.6% | Reduced |
| SEI Investments Co | 341,099 | $29.4M | 0.03% | −60,716−15.1% | Reduced |
| Segall Bryant & Hamill, LLC | 327,997 | $28.3M | 0.34% | −115,753−26.1% | Reduced |
| Envestnet Asset Management Inc | 323,566 | $27.9M | 0.01% | −417,486−56.3% | Reduced |
| Worldquant Millennium Advisors LLC | 322,697 | $27.8M | 0.10% | +289,834+881.9% | Added |
| Rhumbline Advisers | 315,669 | $27.2M | 0.02% | +1,053+0.3% | Added |
| Panagora Asset Management Inc | 309,415 | $26.7M | 0.08% | +301,271+3,699.3% | Added |
| Jane Street Group, LLC | 307,694 | $26.5M | 0.02% | −2,022,126−86.8% | Reduced |
| Man Group plc | 304,152 | $26.2M | 0.05% | −165,186−35.2% | Reduced |
| UBS Asset Management Americas Inc | 300,622 | $25.9M | 0.00% | +7,550+2.6% | Added |
| Barclays PLC | 280,417 | $24.2M | 0.01% | +123,251+78.4% | Added |
| Trexquant Investment LP | 269,554 | $23.2M | 0.14% | −796,630−74.7% | Reduced |
| Bank of America Corp | 265,073 | $22.9M | 0.00% | −8,468−3.1% | Reduced |
| Swiss National Bank | 248,600 | $21.4M | 0.01% | +4,100+1.7% | Added |
| Assenagon Asset Management S.A. | 247,070 | $21.3M | 0.01% | +170,672+223.4% | Added |
| Voloridge Investment Management, LLC | 243,141 | $21.0M | 0.09% | −818,698−77.1% | Reduced |
| Agf Management Ltd | 240,001 | $20.7M | 0.08% | +240,001 | New |
| Algert Global LLC | 234,812 | $20.2M | 0.24% | −13,788−5.5% | Reduced |
| Capital Fund Management S.A. | 221,979 | $19.1M | 0.14% | +193,648+683.5% | Added |
| Russell Investments Group, Ltd. | 215,924 | $18.6M | 0.02% | −184,210−46.0% | Reduced |
| Squarepoint Ops LLC | 209,868 | $18.1M | 0.04% | −756,923−78.3% | Reduced |
| Storebrand Asset Management AS | 209,749 | $18.1M | 0.04% | +209,749 | New |
| Aristeia Capital LLC | 195,901 | $16.9M | 0.27% | +182,741+1,388.6% | Added |
| BNP Paribas Arbitrage, SA | 193,436 | $16.7M | 0.01% | −95,062−33.0% | Reduced |
| Royal Bank of Canada | 189,205 | $16.3M | 0.00% | +135,083+249.6% | Added |
| HSBC Holdings PLC | 180,061 | $15.4M | 0.01% | +106,162+143.7% | Added |
| Thames Capital Management LLC | 177,301 | $15.3M | 1.26% | +177,301 | New |
| Royce & Associates LP | 172,054 | $14.8M | 0.12% | −112,422−39.5% | Reduced |
| Legal & General Group Plc | 171,077 | $14.8M | 0.00% | −161−0.1% | Reduced |
| Brevan Howard Capital Management LP | 174,482 | $14.7M | 0.21% | +151,873+671.7% | Added |
| Mackenzie Financial Corp | 165,625 | $14.3M | 0.01% | +159,560+2,630.8% | Added |
| Bank Julius Baer & Co. Ltd, Zurich | 163,526 | $14.0M | 0.04% | +35,593+27.8% | Added |
| Covea Finance | 162,655 | $14.0M | 0.44% | +45,900+39.3% | Added |
| Ameriprise Financial Inc | 161,884 | $14.0M | 0.00% | −15,387−8.7% | Reduced |
| Berkshire Capital Holdings Inc | 161,800 | $14.0M | 3.02% | +161,800 | New |
| CI Private Wealth, LLC | 158,037 | $13.6M | 0.02% | +92,929+142.7% | Added |
| Jefferies Financial Group Inc. | 156,449 | $13.5M | 0.12% | +156,449 | New |
| Ieq Capital, LLC | 154,417 | $13.3M | 0.06% | +17,254+12.6% | Added |
| Susquehanna Fundamental Investments, LLC | 151,482 | $13.1M | 0.25% | +151,482 | New |
| Jump Financial, LLC | 150,478 | $13.0M | 0.12% | +23,751+18.7% | Added |
| Seven Grand Managers, LLC | 150,000 | $12.9M | 0.52% | −100,000−40.0% | Reduced |
| Federated Hermes, Inc. | 145,017 | $12.5M | 0.02% | −11,509−7.4% | Reduced |
| California State Teachers Retirement System | 143,682 | $12.4M | 0.01% | +504+0.4% | Added |
| IMC-Chicago, LLC | 140,508 | $12.1M | 0.11% | +130,420+1,292.8% | Added |
| DLD Asset Management, LP | 140,000 | $12.1M | 0.98% | +140,000 | New |
| Walleye Trading LLC | 139,625 | $12.0M | 0.17% | +42,812+44.2% | Added |
| Treasurer of the State of North Carolina | 139,463 | $12.0M | 0.03% | +86,280+162.2% | Added |
| Banco Santander, S.A. | 134,778 | $11.6M | 0.07% | +134,778 | New |
| Cantor Fitzgerald, L. P. | 134,514 | $11.6M | 0.11% | +134,514 | New |
| Acadian Asset Management LLC | 134,291 | $11.6M | 0.01% | −259,973−65.9% | Reduced |
| Group One Trading, L.P. | 129,334 | $11.2M | 0.32% | +129,334 | New |
| Cerity Partners LLC | 128,987 | $11.1M | 0.01% | +7,610+6.3% | Added |