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 |
|---|---|---|---|---|---|
| Citigroup Inc | 74,015 | $1.67M | 0.00% | −505−0.7% | Reduced |
| Mutual of America Capital Management LLC | 67,076 | $1.52M | 0.02% | −5,861−8.0% | Reduced |
| Franklin Resources Inc | 66,207 | $1.50M | 0.00% | −5,315−7.4% | Reduced |
| LPL Financial LLC | 64,798 | $1.46M | 0.00% | +26,644+69.8% | Added |
| State Board of Administration of Florida Retirement System | 63,757 | $1.44M | 0.00% | −1,567−2.4% | Reduced |
| O'Shaughnessy Asset Management, LLC | 62,233 | $1.41M | 0.02% | −11,072−15.1% | Reduced |
| PEAK6 Investments LLC | 61,461 | $1.39M | 0.07% | +61,461 | New |
| Deutsche Bank AG | 60,372 | $1.36M | 0.00% | +6,111+11.3% | Added |
| Amalgamated Bank | 58,507 | $1.32M | 0.01% | −2,009−3.3% | Reduced |
| CI Private Wealth, LLC | 57,191 | $1.29M | 0.00% | +20,305+55.0% | Added |
| Engineers Gate Manager LP | 53,929 | $1.22M | 0.05% | +40,357+297.4% | Added |
| Ghisallo Capital Management LLC | 53,837 | $1.22M | 0.12% | +53,837 | New |
| Victory Capital Management Inc | 53,469 | $1.21M | 0.00% | +12,922+31.9% | Added |
| 1492 Capital Management LLC | 51,563 | $1.17M | 0.75% | +51,563 | New |
| Yousif Capital Management, LLC | 50,973 | $1.15M | 0.01% | −1,190−2.3% | Reduced |
| Russell Investments Group, Ltd. | 50,769 | $1.15M | 0.00% | +8,824+21.0% | Added |
| Trexquant Investment LP | 50,546 | $1.14M | 0.03% | +50,546 | New |
| New York State Teachers Retirement System | 49,057 | $1.11M | 0.00% | +242+0.5% | Added |
| Campbell & CO Investment Adviser LLC | 48,983 | $1.11M | 0.13% | +48,983 | New |
| State of Tennessee, Treasury Department | 48,136 | $1.09M | 0.00% | +1,200+2.6% | Added |
| Martingale Asset Management L P | 46,635 | $1.05M | 0.02% | +6,705+16.8% | Added |
| STRS Ohio | 43,700 | $987.0K | 0.00% | +3,600+9.0% | Added |
| Comerica Bank | 41,724 | $943.0K | 0.00% | −71,131−63.0% | Reduced |
| CWM Advisors, LLC | 41,581 | $939.7K | 0.12% | +31,053+295.0% | Added |
| Vestcor Inc | 41,339 | $934.0K | 0.03% | +18,312+79.5% | Added |
| Voya Investment Management LLC | 40,884 | $924.0K | 0.00% | +196+0.5% | Added |
| Virginia Retirement Systems Et Al | 40,800 | $922.1K | 0.01% | +16,800+70.0% | Added |
| Oppenheimer Asset Management Inc. | 40,783 | $921.7K | 0.01% | −898−2.2% | Reduced |
| Jennison Associates LLC | 40,332 | $911.5K | 0.00% | +3,454+9.4% | Added |
| Clearline Capital LP | 40,104 | $906.4K | 0.09% | +40,104 | New |
| Federation des caisses Desjardins du Quebec | 39,827 | $900.1K | 0.01% | −2,497−5.9% | Reduced |
| Teacher Retirement System of Texas | 39,565 | $894.0K | 0.01% | −615−1.5% | Reduced |
| Hanson & Doremus Investment Management | 39,307 | $888.0K | 0.18% | −388−1.0% | Reduced |
| Advisor Group Holdings, Inc. | 38,763 | $876.0K | 0.00% | +21,295+121.9% | Added |
| Mackenzie Financial Corp | 38,558 | $854.8K | 0.00% | +38,558 | New |
| Versor Investments LP | 37,622 | $850.3K | 0.17% | +37,622 | New |
| Truist Financial Corp | 35,801 | $809.1K | 0.00% | −6,563−15.5% | Reduced |
| Teachers Retirement System of the State of Kentucky | 34,304 | $775.0K | 0.01% | +16,655+94.4% | Added |
| Ameritas Investment Partners, Inc. | 33,334 | $753.3K | 0.03% | −284−0.8% | Reduced |
| Walleye Trading LLC | 32,885 | $743.2K | 0.02% | −8,944−21.4% | Reduced |
| Occudo Quantitative Strategies LP | 32,267 | $729.2K | 0.09% | +32,267 | New |
| Foster & Motley Inc | 31,884 | $721.0K | 0.06% | +4,034+14.5% | Added |
| Arizona State Retirement System | 31,473 | $711.3K | 0.01% | +428+1.4% | Added |
| SG Americas Securities, LLC | 31,123 | $703.0K | 0.01% | +31,123 | New |
| BNP Paribas Arbitrage, SA | 30,778 | $695.6K | 0.00% | −12,945−29.6% | Reduced |
| Amundi | 30,034 | $684.0K | 0.00% | +29,240+3,682.6% | Added |
| Louisiana State Employees Retirement System | 29,200 | $659.9K | 0.02% | −200−0.7% | Reduced |
| Oregon Public Employees Retirement Fund | 28,939 | $654.0K | 0.01% | −200−0.7% | Reduced |
| ProShare Advisors LLC | 27,811 | $628.5K | 0.00% | +1,432+5.4% | Added |
| Ensign Peak Advisors, Inc | 27,590 | $623.5K | 0.00% | 00.0% | Unchanged |
| Ritholtz Wealth Management | 26,279 | $593.9K | 0.03% | −5,894−18.3% | Reduced |
| Janney Montgomery Scott LLC | 25,863 | $585.0K | 0.00% | +5,895+29.5% | Added |
| Dynamic Technology Lab Private Ltd | 25,798 | $583.0K | 0.06% | +25,798 | New |
| Hancock Whitney Corp | 25,212 | $569.8K | 0.02% | −2,063−7.6% | Reduced |
| Davidson Kempner Capital Management LP | 25,000 | $564.8K | 0.01% | +25,000 | New |
| EMC Capital Management | 24,815 | $561.0K | 0.41% | +23,878+2,548.3% | Added |
| State of Michigan Retirement System | 24,649 | $557.1K | 0.00% | −200−0.8% | Reduced |
| Nomura Holdings Inc | 24,538 | $554.6K | 0.01% | +24,538 | New |
| SummerHaven Investment Management, LLC | 24,221 | $547.4K | 0.40% | −18,274−43.0% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 24,203 | $547.0K | 0.05% | +24,203 | New |
| Old Well Partners, LLC | 24,000 | $542.4K | 0.47% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 23,990 | $542.2K | 0.00% | −668−2.7% | Reduced |
| DGS Capital Management, LLC | 23,596 | $533.3K | 0.26% | −2,012−7.9% | Reduced |
| Stock Yards Bank & Trust Co | 23,240 | $525.2K | 0.02% | −4,362−15.8% | Reduced |
| Northwestern Mutual Investment Management Company, LLC | 22,889 | $517.3K | 0.01% | +506+2.3% | Added |
| Miller Howard Investments Inc | 21,974 | $496.6K | 0.02% | −41−0.2% | Reduced |
| Royal Bank of Canada | 21,878 | $495.0K | 0.00% | +10,029+84.6% | Added |
| Cubist Systematic Strategies, LLC | 21,104 | $477.0K | 0.01% | +21,104 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 20,900 | $472.3K | 0.00% | −27,783−57.1% | Reduced |
| New Mexico Educational Retirement Board | 20,500 | $463.0K | 0.02% | 00.0% | Unchanged |
| Eqis Capital Management, Inc. | 20,438 | $461.9K | 0.06% | +70+0.3% | Added |
| Gotham Asset Management, LLC | 20,073 | $453.6K | 0.01% | −17,339−46.3% | Reduced |
| United Capital Financial Advisers, LLC | 20,045 | $453.0K | 0.00% | −638−3.1% | Reduced |
| Riverwater Partners LLC | 19,986 | $451.7K | 0.41% | +19,986 | New |
| Xponance, Inc. | 19,479 | $440.2K | 0.01% | −545−2.7% | Reduced |
| Gsa Capital Partners LLP | 18,932 | $428.0K | 0.04% | +18,932 | New |
| Graham Capital Management, L.P. | 18,800 | $424.9K | 0.01% | +18,800 | New |
| Dynamic Advisor Solutions LLC | 18,515 | $418.4K | 0.02% | +50+0.3% | Added |
| Winton Group Ltd | 17,454 | $394.5K | 0.03% | +45+0.3% | Added |
| Handelsbanken Fonder AB | 17,376 | $393.0K | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 17,151 | $387.6K | 0.00% | +2,580+17.7% | Added |
| Yorktown Management & Research Co Inc | 16,500 | $372.9K | 0.42% | −13,800−45.5% | Reduced |
| Bank of Montreal | 15,870 | $364.8K | 0.00% | +192+1.2% | Added |
| Algert Global LLC | 15,600 | $352.6K | 0.02% | +15,600 | New |
| Mercer Global Advisors Inc | 15,359 | $347.0K | 0.00% | +475+3.2% | Added |
| Public Employees Retirement Association of Colorado | 15,228 | $344.0K | 0.00% | −565−3.6% | Reduced |
| Glenmede Trust Co NA | 15,077 | $340.7K | 0.00% | +15,077 | New |
| Quantamental Technologies LLC | 15,032 | $339.7K | 0.32% | +15,032 | New |
| Federated Hermes, Inc. | 13,981 | $316.0K | 0.00% | −3,253−18.9% | Reduced |
| Verity Asset Management, Inc. | 13,717 | $310.0K | 0.23% | +13,717 | New |
| Covestor Ltd | 13,534 | $306.0K | 0.23% | −2,086−13.4% | Reduced |
| Maverick Capital LtdSuperinvestorMaverick Capital | 13,192 | $298.1K | 0.01% | +1,865+16.5% | Added |
| Navellier & Associates Inc | 13,034 | $294.6K | 0.05% | +738+6.0% | Added |
| Amplius Wealth Advisors, LLC | 13,010 | $294.0K | 0.04% | −44−0.3% | Reduced |
| Pictet Asset Management Holding SA | 12,951 | $292.7K | 0.00% | +12,951 | New |
| Leuthold Group, LLC | 12,614 | $285.1K | 0.04% | −195−1.5% | Reduced |
| Integrated Wealth Concepts LLC | 12,514 | $282.8K | 0.00% | +28+0.2% | Added |
| Assetmark, Inc | 12,436 | $281.1K | 0.00% | +2,131+20.7% | Added |
| State of Wisconsin Investment Board | 12,410 | $280.5K | 0.00% | +3,672+42.0% | Added |
| Inceptionr LLC | 12,247 | $276.8K | 0.16% | +12,247 | New |