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 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
- 116.2M
- −4.98M (−4.1%) vs. Q1 2026
- Total value
- $9.95B
- +$4.52B (+83.2%) 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 | $9.95B |
| 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 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 |
|---|---|---|---|---|---|
| Assenagon Asset Management S.A. | 123,535 | $10.7M | 0.01% | +47,137+61.7% | Added |
| Convergence Investment Partners, LLC | 122,715 | $10.6M | 1.00% | +60,508+97.3% | Added |
| Exchange Traded Concepts, LLC | 121,850 | $10.5M | 0.05% | +118,637+3,692.4% | Added |
| Allspring Global Investments Holdings, LLC | 129,737 | $10.4M | 0.02% | −203,163−61.0% | Reduced |
| Riposte Capital LLC | 120,000 | $10.3M | 3.51% | +120,000 | New |
| Vanguard Asset Management, Ltd | 118,147 | $10.2M | 0.01% | +6,255+5.6% | Added |
| Retirement Systems of Alabama | 117,930 | $10.2M | 0.03% | −21,536−15.4% | Reduced |
| State of Alaska, Department of Revenue | 115,546 | $9.96M | 0.10% | −11,382−9.0% | Reduced |
| Citigroup Inc | 115,487 | $9.96M | 0.00% | −16,563−12.5% | Reduced |
| Toronto Dominion Bank | 114,991 | $9.92M | 0.02% | +114,991 | New |
| Quantinno Capital Management LP | 110,039 | $9.49M | 0.01% | +2,384+2.2% | Added |
| Tudor Investment Corp Et Al | 106,660 | $9.20M | 0.04% | −194,210−64.5% | Reduced |
| Amundi | 105,945 | $9.14M | 0.00% | −157,923−59.8% | Reduced |
| M&G Plc | 103,339 | $8.89M | 0.04% | −96,843−48.4% | Reduced |
| Credit Agricole S A | 101,468 | $8.75M | 0.02% | −50,000−33.0% | Reduced |
| Ardmore Road Asset Management LP | 100,000 | $8.62M | 0.51% | +100,000 | New |
| Manufacturers Life Insurance Company, The | 98,847 | $8.52M | 0.01% | +322+0.3% | Added |
| Voya Investment Management LLC | 95,506 | $8.24M | 0.01% | +78,375+457.5% | Added |
| Mariner, LLC | 93,487 | $8.06M | 0.01% | +30,231+47.8% | Added |
| HRT Financial LP | 93,078 | $8.03M | 0.01% | −406,521−81.4% | Reduced |
| Deutsche Bank AG | 89,323 | $7.70M | 0.00% | +62,225+229.6% | Added |
| Intech Investment Management LLC | 88,847 | $7.66M | 0.07% | +6,075+7.3% | Added |
| State Board of Administration of Florida Retirement System | 84,273 | $7.27M | 0.01% | +22,695+36.9% | Added |
| EULAV Asset Management | 83,963 | $7.24M | 0.23% | +83,963 | New |
| Canada Pension Plan Investment Board | 80,300 | $6.92M | 0.00% | +80,300 | New |
| Alliancebernstein L.P. | 145,189 | $6.54M | 0.00% | −205,117−58.6% | Reduced |
| Great West Life Assurance Co | 73,124 | $6.30M | 0.01% | +174+0.2% | Added |
| Voleon Capital Management LP | 71,913 | $6.20M | 0.11% | +48,767+210.7% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 71,290 | $6.15M | 0.01% | −24,353−25.5% | Reduced |
| Clear Street Group Inc. | 68,264 | $5.89M | 0.02% | +68,264 | New |
| Cantor Fitzgerald, L. P. | 67,257 | $5.80M | 0.11% | +67,257 | New |
| Victory Capital Management Inc | 66,443 | $5.73M | 0.00% | −16,892−20.3% | Reduced |
| Walleye Capital LLC | 66,051 | $5.70M | 0.03% | +66,051 | New |
| Shannon River Fund Management LLC | 65,895 | $5.68M | 0.51% | +65,895 | New |
| Cetera Investment Advisers | 65,631 | $5.66M | 0.01% | +9,186+16.3% | Added |
| Los Angeles Capital Management LLC | 65,302 | $5.63M | 0.02% | −6,930−9.6% | Reduced |
| Marex Group plc | 64,788 | $5.59M | 0.04% | +59,779+1,193.4% | Added |
| Philadelphia Trust Co | 63,900 | $5.51M | 0.35% | −2,500−3.8% | Reduced |
| Assetmark, Inc | 63,532 | $5.48M | 0.01% | +3,427+5.7% | Added |
| XTX Topco Ltd | 62,657 | $5.40M | 0.07% | +1,484+2.4% | Added |
| Diker Management LLC | 60,000 | $5.17M | 3.98% | 00.0% | Unchanged |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 59,815 | $5.16M | 0.01% | +57,712+2,744.3% | Added |
| Mirae Asset Global Investments Co., Ltd. | 58,201 | $5.02M | 0.01% | +27,356+88.7% | Added |
| Cambridge Investment Research Advisors, Inc. | 58,124 | $5.01M | 0.01% | +1,589+2.8% | Added |
| SRS Capital Advisors, Inc. | 57,987 | $5.00M | 0.03% | +56,297+3,331.2% | Added |
| Weiss Asset Management LP | 57,720 | $4.98M | 0.06% | −242,280−80.8% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 56,017 | $4.83M | 0.04% | +3,533+6.7% | Added |
| Jupiter Topco LLC | 55,603 | $4.79M | 0.00% | +55,603 | New |
| MetLife Investment Management | 55,071 | $4.75M | 0.02% | −1,063−1.9% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 55,019 | $4.74M | 0.01% | +3,472+6.7% | Added |
| Thrivent Financial for Lutherans | 54,626 | $4.71M | 0.01% | +536+1.0% | Added |
| Wealth Enhancement Advisory Services, LLC | 73,358 | $4.70M | 0.01% | +10,462+16.6% | Added |
| Federation des caisses Desjardins du Quebec | 53,700 | $4.63M | 0.01% | −457−0.8% | Reduced |
| Vanguard Global Advisers, LLC | 53,303 | $4.60M | 0.00% | +3,909+7.9% | Added |
| Wellington Grp LLC | 53,115 | $4.58M | 1.21% | +12,598+31.1% | Added |
| VMS Asset Management Limited | 53,049 | $4.57M | 1.45% | +53,049 | New |
| Bank of Montreal | 52,738 | $4.55M | 0.00% | +16,654+46.2% | Added |
| National Bank of Canada | 52,688 | $4.54M | 0.00% | +52,688 | New |
| Headlands Technologies LLC | 52,426 | $4.52M | 0.48% | +52,426 | New |
| M&T Bank Corp | 51,954 | $4.48M | 0.01% | −2,772−5.1% | Reduced |
| New York State Common Retirement Fund | 51,693 | $4.46M | 0.01% | +1,400+2.8% | Added |
| Amalgamated Bank | 50,950 | $4.39M | 0.03% | −9,351−15.5% | Reduced |
| Axq Capital, LP | 49,359 | $4.26M | 0.46% | +1,991+4.2% | Added |
| Simplex Trading, LLC | 49,051 | $4.23M | 0.11% | +49,051 | New |
| Mercer Global Advisors Inc | 48,528 | $4.18M | 0.01% | +7,666+18.8% | Added |
| Jackson Square Capital, LLC | 48,185 | $4.15M | 0.58% | −24,865−34.0% | Reduced |
| AnglePoint Asset Management Ltd | 47,007 | $4.05M | 2.63% | −14,593−23.7% | Reduced |
| Oppenheimer Asset Management Inc. | 46,872 | $4.04M | 0.04% | −9,397−16.7% | Reduced |
| State of Tennessee, Treasury Department | 44,265 | $3.82M | 0.01% | +1,628+3.8% | Added |
| Nomura Holdings Inc | 43,844 | $3.78M | 0.02% | +43,844 | New |
| 1492 Capital Management LLC | 43,781 | $3.78M | 1.11% | −5,497−11.2% | Reduced |
| Cookson Peirce & Co Inc | 43,458 | $3.75M | 0.12% | +4,428+11.3% | Added |
| Rockefeller Capital Management L.P. | 42,438 | $3.66M | 0.01% | +39,932+1,593.5% | Added |
| Mutual of America Capital Management LLC | 42,433 | $3.66M | 0.04% | −1,163−2.7% | Reduced |
| Integrated Wealth Concepts LLC | 42,175 | $3.64M | 0.02% | −154−0.4% | Reduced |
| BOCHK Asset Management Ltd | 41,620 | $3.59M | 0.57% | +41,620 | New |
| Public Employees Retirement System of Ohio | 41,463 | $3.58M | 0.01% | −1,249−2.9% | Reduced |
| M & L Capital Management Ltd | 41,000 | $3.54M | 0.96% | +41,000 | New |
| Handelsbanken Fonder AB | 40,876 | $3.52M | 0.01% | +5,200+14.6% | Added |
| State of New Jersey Common Pension Fund D | 40,064 | $3.45M | 0.01% | −6,539−14.0% | Reduced |
| Quadrature Capital Ltd | 39,864 | $3.44M | 0.03% | −14,873−27.2% | Reduced |
| Union Bancaire Privee, UBP SA | 49,811 | $3.37M | 0.05% | +49,811 | New |
| Bridgeway Capital Management, LLC | 38,700 | $3.34M | 0.06% | +38,700 | New |
| IHT Wealth Management, LLC | 38,430 | $3.31M | 0.07% | −833−2.1% | Reduced |
| Advisors Asset Management, Inc. | 38,277 | $3.30M | 0.05% | +26,378+221.7% | Added |
| Prudential Financial Inc | 38,225 | $3.30M | 0.00% | +12,655+49.5% | Added |
| Engineers Gate Manager LP | 37,955 | $3.27M | 0.04% | −110,606−74.5% | Reduced |
| EP Wealth Advisors, LLC | 37,835 | $3.26M | 0.01% | +30,500+415.8% | Added |
| JustInvest LLC | 37,534 | $3.24M | 0.03% | −5,625−13.0% | Reduced |
| New Age Alpha Advisors, LLC | 37,206 | $3.21M | 0.14% | +23,084+163.5% | Added |
| NLB Skladi, upravljanje premozenja, d.o.o. | 37,057 | $3.20M | 0.12% | +37,057 | New |
| Stifel Financial Corp | 36,925 | $3.18M | 0.00% | +30,794+502.3% | Added |
| Capula Management Ltd | 36,732 | $3.17M | 0.01% | +36,732 | New |
| SummerHaven Investment Management, LLC | 36,418 | $3.14M | 1.68% | 00.0% | Unchanged |
| Totem Point Management, LLC | 36,195 | $3.12M | 1.91% | +36,195 | New |
| New York State Teachers Retirement System | 35,612 | $3.07M | 0.01% | +938+2.7% | Added |
| Horizon Investments, LLC | 35,526 | $3.06M | 0.03% | +9,848+38.4% | Added |
| Sciencast Management LP | 35,247 | $3.04M | 0.63% | +35,247 | New |
| Captrust Financial Advisors | 34,951 | $3.01M | 0.00% | +2,448+7.5% | Added |
| Readystate Asset Management LP | 34,785 | $3.00M | 0.12% | +34,785 | New |