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, Q3 2023
Institutional positions in Amkor Technology, Inc. as of Sep 30, 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
- 305
- +11 vs. Q2 2023
- Shares held
- 103.1M
- +6.84M (+7.1%) vs. Q2 2023
- Total value
- $2.33B
- −$524.4M (−18.3%) vs. Q2 2023
- New holders
- 57
- 113 more added
- Sold out
- 46
- 90 more reduced
6 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: 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, Q3 2023
Shares, value and share of portfolio for each institution holding Amkor Technology, Inc.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mitsubishi UFJ Trust & Banking Corp | 11,796 | $266.6K | 0.00% | +2,443+26.1% | Added |
| Dark Forest Capital Management LP | 11,986 | $270.9K | 0.02% | +11,986 | New |
| Robeco Institutional Asset Management B.V. | 12,076 | $272.9K | 0.00% | 00.0% | Unchanged |
| Prospera Financial Services Inc | 12,101 | $273.5K | 0.01% | 00.0% | Unchanged |
| Bailard, Inc. | 12,241 | $276.6K | 0.01% | +2,041+20.0% | Added |
| Inceptionr LLC | 12,247 | $276.8K | 0.16% | +12,247 | New |
| State of Wisconsin Investment Board | 12,410 | $280.5K | 0.00% | +3,672+42.0% | Added |
| Assetmark, Inc | 12,436 | $281.1K | 0.00% | +2,131+20.7% | Added |
| Integrated Wealth Concepts LLC | 12,514 | $282.8K | 0.00% | +28+0.2% | Added |
| Leuthold Group, LLC | 12,614 | $285.1K | 0.04% | −195−1.5% | Reduced |
| Pictet Asset Management Holding SA | 12,951 | $292.7K | 0.00% | +12,951 | New |
| Amplius Wealth Advisors, LLC | 13,010 | $294.0K | 0.04% | −44−0.3% | Reduced |
| Navellier & Associates Inc | 13,034 | $294.6K | 0.05% | +738+6.0% | Added |
| Maverick Capital LtdSuperinvestorMaverick Capital | 13,192 | $298.1K | 0.01% | +1,865+16.5% | Added |
| Covestor Ltd | 13,534 | $306.0K | 0.23% | −2,086−13.4% | Reduced |
| Verity Asset Management, Inc. | 13,717 | $310.0K | 0.23% | +13,717 | New |
| Federated Hermes, Inc. | 13,981 | $316.0K | 0.00% | −3,253−18.9% | Reduced |
| Quantamental Technologies LLC | 15,032 | $339.7K | 0.32% | +15,032 | New |
| Glenmede Trust Co NA | 15,077 | $340.7K | 0.00% | +15,077 | New |
| Public Employees Retirement Association of Colorado | 15,228 | $344.0K | 0.00% | −565−3.6% | Reduced |
| Mercer Global Advisors Inc | 15,359 | $347.0K | 0.00% | +475+3.2% | Added |
| Algert Global LLC | 15,600 | $352.6K | 0.02% | +15,600 | New |
| Bank of Montreal | 15,870 | $364.8K | 0.00% | +192+1.2% | Added |
| Yorktown Management & Research Co Inc | 16,500 | $372.9K | 0.42% | −13,800−45.5% | Reduced |
| Captrust Financial Advisors | 17,151 | $387.6K | 0.00% | +2,580+17.7% | Added |
| Handelsbanken Fonder AB | 17,376 | $393.0K | 0.00% | 00.0% | Unchanged |
| Winton Group Ltd | 17,454 | $394.5K | 0.03% | +45+0.3% | Added |
| Dynamic Advisor Solutions LLC | 18,515 | $418.4K | 0.02% | +50+0.3% | Added |
| Graham Capital Management, L.P. | 18,800 | $424.9K | 0.01% | +18,800 | New |
| Gsa Capital Partners LLP | 18,932 | $428.0K | 0.04% | +18,932 | New |
| Xponance, Inc. | 19,479 | $440.2K | 0.01% | −545−2.7% | Reduced |
| Riverwater Partners LLC | 19,986 | $451.7K | 0.41% | +19,986 | New |
| United Capital Financial Advisers, LLC | 20,045 | $453.0K | 0.00% | −638−3.1% | Reduced |
| Gotham Asset Management, LLC | 20,073 | $453.6K | 0.01% | −17,339−46.3% | Reduced |
| Eqis Capital Management, Inc. | 20,438 | $461.9K | 0.06% | +70+0.3% | Added |
| New Mexico Educational Retirement Board | 20,500 | $463.0K | 0.02% | 00.0% | Unchanged |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 20,900 | $472.3K | 0.00% | −27,783−57.1% | Reduced |
| Cubist Systematic Strategies, LLC | 21,104 | $477.0K | 0.01% | +21,104 | New |
| Royal Bank of Canada | 21,878 | $495.0K | 0.00% | +10,029+84.6% | Added |
| Miller Howard Investments Inc | 21,974 | $496.6K | 0.02% | −41−0.2% | Reduced |
| Northwestern Mutual Investment Management Company, LLC | 22,889 | $517.3K | 0.01% | +506+2.3% | Added |
| Stock Yards Bank & Trust Co | 23,240 | $525.2K | 0.02% | −4,362−15.8% | Reduced |
| DGS Capital Management, LLC | 23,596 | $533.3K | 0.26% | −2,012−7.9% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 23,990 | $542.2K | 0.00% | −668−2.7% | Reduced |
| Old Well Partners, LLC | 24,000 | $542.4K | 0.47% | 00.0% | Unchanged |
| Y-Intercept (Hong Kong) Ltd | 24,203 | $547.0K | 0.05% | +24,203 | New |
| SummerHaven Investment Management, LLC | 24,221 | $547.4K | 0.40% | −18,274−43.0% | Reduced |
| Nomura Holdings Inc | 24,538 | $554.6K | 0.01% | +24,538 | New |
| State of Michigan Retirement System | 24,649 | $557.1K | 0.00% | −200−0.8% | Reduced |
| EMC Capital Management | 24,815 | $561.0K | 0.41% | +23,878+2,548.3% | Added |
| Davidson Kempner Capital Management LP | 25,000 | $564.8K | 0.01% | +25,000 | New |
| Hancock Whitney Corp | 25,212 | $569.8K | 0.02% | −2,063−7.6% | Reduced |
| Dynamic Technology Lab Private Ltd | 25,798 | $583.0K | 0.06% | +25,798 | New |
| Janney Montgomery Scott LLC | 25,863 | $585.0K | 0.00% | +5,895+29.5% | Added |
| Ritholtz Wealth Management | 26,279 | $593.9K | 0.03% | −5,894−18.3% | Reduced |
| Ensign Peak Advisors, Inc | 27,590 | $623.5K | 0.00% | 00.0% | Unchanged |
| ProShare Advisors LLC | 27,811 | $628.5K | 0.00% | +1,432+5.4% | Added |
| Oregon Public Employees Retirement Fund | 28,939 | $654.0K | 0.01% | −200−0.7% | Reduced |
| Louisiana State Employees Retirement System | 29,200 | $659.9K | 0.02% | −200−0.7% | Reduced |
| Amundi | 30,034 | $684.0K | 0.00% | +29,240+3,682.6% | Added |
| BNP Paribas Arbitrage, SA | 30,778 | $695.6K | 0.00% | −12,945−29.6% | Reduced |
| SG Americas Securities, LLC | 31,123 | $703.0K | 0.01% | +31,123 | New |
| Arizona State Retirement System | 31,473 | $711.3K | 0.01% | +428+1.4% | Added |
| Foster & Motley Inc | 31,884 | $721.0K | 0.06% | +4,034+14.5% | Added |
| Occudo Quantitative Strategies LP | 32,267 | $729.2K | 0.09% | +32,267 | New |
| Walleye Trading LLC | 32,885 | $743.2K | 0.02% | −8,944−21.4% | Reduced |
| Ameritas Investment Partners, Inc. | 33,334 | $753.3K | 0.03% | −284−0.8% | Reduced |
| Teachers Retirement System of the State of Kentucky | 34,304 | $775.0K | 0.01% | +16,655+94.4% | Added |
| Truist Financial Corp | 35,801 | $809.1K | 0.00% | −6,563−15.5% | Reduced |
| Versor Investments LP | 37,622 | $850.3K | 0.17% | +37,622 | New |
| Mackenzie Financial Corp | 38,558 | $854.8K | 0.00% | +38,558 | New |
| Advisor Group Holdings, Inc. | 38,763 | $876.0K | 0.00% | +21,295+121.9% | Added |
| Hanson & Doremus Investment Management | 39,307 | $888.0K | 0.18% | −388−1.0% | Reduced |
| Teacher Retirement System of Texas | 39,565 | $894.0K | 0.01% | −615−1.5% | Reduced |
| Federation des caisses Desjardins du Quebec | 39,827 | $900.1K | 0.01% | −2,497−5.9% | Reduced |
| Clearline Capital LP | 40,104 | $906.4K | 0.09% | +40,104 | New |
| Jennison Associates LLC | 40,332 | $911.5K | 0.00% | +3,454+9.4% | Added |
| Oppenheimer Asset Management Inc. | 40,783 | $921.7K | 0.01% | −898−2.2% | Reduced |
| Virginia Retirement Systems Et Al | 40,800 | $922.1K | 0.01% | +16,800+70.0% | Added |
| Voya Investment Management LLC | 40,884 | $924.0K | 0.00% | +196+0.5% | Added |
| Vestcor Inc | 41,339 | $934.0K | 0.03% | +18,312+79.5% | Added |
| CWM Advisors, LLC | 41,581 | $939.7K | 0.12% | +31,053+295.0% | Added |
| Comerica Bank | 41,724 | $943.0K | 0.00% | −71,131−63.0% | Reduced |
| STRS Ohio | 43,700 | $987.0K | 0.00% | +3,600+9.0% | Added |
| Martingale Asset Management L P | 46,635 | $1.05M | 0.02% | +6,705+16.8% | Added |
| State of Tennessee, Treasury Department | 48,136 | $1.09M | 0.00% | +1,200+2.6% | Added |
| Campbell & CO Investment Adviser LLC | 48,983 | $1.11M | 0.13% | +48,983 | New |
| New York State Teachers Retirement System | 49,057 | $1.11M | 0.00% | +242+0.5% | Added |
| Trexquant Investment LP | 50,546 | $1.14M | 0.03% | +50,546 | New |
| Russell Investments Group, Ltd. | 50,769 | $1.15M | 0.00% | +8,824+21.0% | Added |
| Yousif Capital Management, LLC | 50,973 | $1.15M | 0.01% | −1,190−2.3% | Reduced |
| 1492 Capital Management LLC | 51,563 | $1.17M | 0.75% | +51,563 | New |
| Victory Capital Management Inc | 53,469 | $1.21M | 0.00% | +12,922+31.9% | Added |
| Ghisallo Capital Management LLC | 53,837 | $1.22M | 0.12% | +53,837 | New |
| Engineers Gate Manager LP | 53,929 | $1.22M | 0.05% | +40,357+297.4% | Added |
| CI Private Wealth, LLC | 57,191 | $1.29M | 0.00% | +20,305+55.0% | Added |
| Amalgamated Bank | 58,507 | $1.32M | 0.01% | −2,009−3.3% | Reduced |
| Deutsche Bank AG | 60,372 | $1.36M | 0.00% | +6,111+11.3% | Added |
| PEAK6 Investments LLC | 61,461 | $1.39M | 0.07% | +61,461 | New |
| O'Shaughnessy Asset Management, LLC | 62,233 | $1.41M | 0.02% | −11,072−15.1% | Reduced |