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, Q4 2023
Institutional positions in Amkor Technology, Inc. as of Dec 31, 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
- 317
- +16 vs. Q3 2023
- Shares held
- 105.1M
- +2.08M (+2.0%) vs. Q3 2023
- Total value
- $3.50B
- +$1.16B (+49.9%) vs. Q3 2023
- New holders
- 58
- 114 more added
- Sold out
- 42
- 106 more reduced
4 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2023
Shares, value and share of portfolio for each institution holding Amkor Technology, Inc.; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Morgan Stanley | 1,251,128 | $41.6M | 0.00% | −513,458−29.1% | Reduced |
| Bank of New York Mellon Corp | 1,375,295 | $45.8M | 0.01% | +62,579+4.8% | Added |
| Goldman Sachs Group Inc | 1,410,504 | $46.9M | 0.01% | +63,104+4.7% | Added |
| Ameriprise Financial Inc | 1,543,773 | $51.4M | 0.02% | +65,727+4.4% | Added |
| Charles Schwab Investment Management Inc | 1,852,309 | $61.6M | 0.02% | +141,725+8.3% | Added |
| Northern Trust Corp | 1,855,983 | $61.7M | 0.01% | +87,928+5.0% | Added |
| SW Investment Management LLC | 2,000,000 | $66.5M | 22.94% | −350,000−14.9% | Reduced |
| Earnest Partners LLC | 2,407,566 | $80.1M | 0.40% | −93,579−3.7% | Reduced |
| AQR Capital Management LLC | 2,423,369 | $80.6M | 0.15% | +483,786+24.9% | Added |
| First Trust Advisors LP | 2,426,446 | $80.7M | 0.09% | −52,925−2.1% | Reduced |
| Geode Capital Management, LLC | 2,569,144 | $85.5M | 0.01% | +214,612+9.1% | Added |
| State Street Corp | 3,726,836 | $124.0M | 0.01% | +241,407+6.9% | Added |
| Alliancebernstein L.P. | 4,431,217 | $147.4M | 0.06% | +539,402+13.9% | Added |
| LSV Asset Management | 6,436,875 | $214.2M | 0.47% | −641,767−9.1% | Reduced |
| Vanguard Group Inc | 14,756,992 | $491.0M | 0.01% | +959,838+7.0% | Added |
| Dimensional Fund Advisors LP | 14,860,585 | $494.4M | 0.14% | +244,026+1.7% | Added |
| BlackRock Inc. | 14,920,491 | $496.4M | 0.01% | +1,345,335+9.9% | Added |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −443,135−100.0% | Sold out |
| Rokos Capital Management LLP | 0 | $0 | 0.00% | −334,341−100.0% | Sold out |
| HBK Investments L P | 0 | $0 | 0.00% | −300,000−100.0% | Sold out |
| Hussman Strategic Advisors, Inc. | 0 | $0 | 0.00% | −189,000−100.0% | Sold out |
| Caas Capital Management LP | 0 | $0 | 0.00% | −172,347−100.0% | Sold out |
| Force Hill Capital Management LP | 0 | $0 | 0.00% | −155,333−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −150,238−100.0% | Sold out |
| Concentric Capital Strategies, LP | 0 | $0 | 0.00% | −145,371−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −138,300−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −92,135−100.0% | Sold out |
| Monashee Investment Management LLC | 0 | $0 | 0.00% | −75,000−100.0% | Sold out |
| PEAK6 Investments LLC | 0 | $0 | 0.00% | −61,461−100.0% | Sold out |
| Ghisallo Capital Management LLC | 0 | $0 | 0.00% | −53,837−100.0% | Sold out |
| Jennison Associates LLC | 0 | $0 | 0.00% | −40,332−100.0% | Sold out |
| Clearline Capital LP | 0 | $0 | 0.00% | −40,104−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −32,267−100.0% | Sold out |
| Davidson Kempner Capital Management LP | 0 | $0 | 0.00% | −25,000−100.0% | Sold out |
| Nomura Holdings Inc | 0 | $0 | 0.00% | −24,538−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −24,203−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −21,104−100.0% | Sold out |
| United Capital Financial Advisers, LLC | 0 | $0 | 0.00% | −20,045−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −18,932−100.0% | Sold out |
| Maverick Capital LtdSuperinvestorMaverick Capital | 0 | $0 | 0.00% | −13,192−100.0% | Sold out |
| Inceptionr LLC | 0 | $0 | 0.00% | −12,247−100.0% | Sold out |
| Robeco Institutional Asset Management B.V. | 0 | $0 | 0.00% | −12,076−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −11,986−100.0% | Sold out |
| Exchange Traded Concepts, LLC | 0 | $0 | 0.00% | −11,176−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −10,359−100.0% | Sold out |
| Sandia Investment Management LP | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| AlphaMark Advisors, LLC | 0 | $0 | 0.00% | −8,993−100.0% | Sold out |
| Baker Avenue Asset Management, LP | 0 | $0 | 0.00% | −7,022−100.0% | Sold out |
| Point72 Middle East FZE | 0 | $0 | 0.00% | −5,887−100.0% | Sold out |
| Kapitalo Investimentos Ltda | 0 | $0 | 0.00% | −5,727−100.0% | Sold out |
| Neo Ivy Capital Management | 0 | $0 | 0.00% | −836−100.0% | Sold out |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −627−100.0% | Sold out |
| TD Private Client Wealth LLC | 0 | $0 | 0.00% | −272−100.0% | Sold out |
| Private Ocean, LLC | 0 | $0 | 0.00% | −107−100.0% | Sold out |
| Toronto Dominion Bank | 0 | $0 | 0.00% | −74−100.0% | Sold out |
| Motco | 0 | $0 | 0.00% | −56−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −55−100.0% | Sold out |
| Washington Trust Co | 0 | $0 | 0.00% | −47−100.0% | Sold out |
| TFC Financial Management | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Virginia Retirement Systems Et Al | – | – | – | – | Not filed |
| Quantamental Technologies LLC | – | – | – | – | Not filed |
| Sutton Wealth Advisors Inc. | – | – | – | – | Not filed |
| Steward Financial Group LLC | – | – | – | – | Not filed |