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, Q1 2025
Institutional positions in Amkor Technology, Inc. as of Mar 31, 2025. 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
- 347
- +15 vs. Q4 2024
- Shares held
- 108.7M
- −278.8K (−0.3%) vs. Q4 2024
- Total value
- $1.96B
- −$837.9M (−29.9%) vs. Q4 2024
- New holders
- 67
- 142 more added
- Sold out
- 52
- 95 more reduced
3 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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, Q1 2025
Shares, value and share of portfolio for each institution holding Amkor Technology, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| GAMMA Investing LLC | 4,853 | $87.6K | 0.01% | +1,721+54.9% | Added |
| Smithfield Trust Co | 5,000 | $90.0K | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 5,217 | $94.2K | 0.00% | +87+1.7% | Added |
| Signaturefd, LLC | 5,367 | $96.9K | 0.00% | +2,545+90.2% | Added |
| Tower Research Capital LLC (TRC) | 6,809 | $123.0K | 0.00% | −8,769−56.3% | Reduced |
| 1620 Investment Advisors, Inc. | 7,449 | $134.5K | 0.10% | +2,681+56.2% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 7,509 | $135.6K | 0.00% | +6,768+913.4% | Added |
| US Bancorp | 7,811 | $141.1K | 0.00% | +4,159+113.9% | Added |
| Securian Asset Management, Inc | 8,576 | $154.9K | 0.00% | 00.0% | Unchanged |
| Bayforest Capital Ltd | 9,338 | $168.6K | 0.07% | +6,964+293.3% | Added |
| OP Asset Management Ltd | 9,492 | $171.4K | 0.00% | +9,492 | New |
| DekaBank Deutsche Girozentrale | 9,919 | $179.0K | 0.00% | 00.0% | Unchanged |
| Fox Run Management, L.L.C. | 10,053 | $181.6K | 0.03% | +10,053 | New |
| Ci Investments Inc. | 10,207 | $184.0K | 0.00% | +854+9.1% | Added |
| Hancock Whitney Corp | 10,210 | $184.4K | 0.01% | −11,555−53.1% | Reduced |
| Pallas Capital Advisors LLC | 10,403 | $187.9K | 0.01% | +10,403 | New |
| Integrated Investment Consultants, LLC | 10,598 | $191.4K | 0.04% | −93−0.9% | Reduced |
| Atlas Brown,Inc. | 10,625 | $191.9K | 0.07% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 10,757 | $194.3K | 0.00% | −1,132−9.5% | Reduced |
| SummitTX Capital, L.P. | 10,883 | $196.5K | 0.01% | +10,883 | New |
| Sumitomo Mitsui Trust Holdings, Inc. | 10,886 | $196.6K | 0.00% | +1,423+15.0% | Added |
| Magnetar Financial LLC | 10,922 | $197.3K | 0.00% | +10,922 | New |
| Guidance Capital, Inc | 10,936 | $198.4K | 0.06% | +428+4.1% | Added |
| Brinker Capital Investments, LLC | 11,222 | $202.7K | 0.00% | +571+5.4% | Added |
| Orion Portfolio Solutions, LLC | 11,222 | $202.7K | 0.00% | +571+5.4% | Added |
| Covestor Ltd | 11,294 | $205.0K | 0.14% | +2,689+31.2% | Added |
| Connable Office Inc | 11,741 | $212.0K | 0.02% | 00.0% | Unchanged |
| Williams & Novak, LLC | 12,241 | $221.7K | 0.22% | +30+0.2% | Added |
| Walleye Capital LLC | 12,635 | $228.2K | 0.00% | +12,635 | New |
| Integrated Wealth Concepts LLC | 12,690 | $229.2K | 0.00% | −30−0.2% | Reduced |
| Occudo Quantitative Strategies LP | 12,706 | $232.5K | 0.03% | +12,706 | New |
| Aigen Investment Management, LP | 12,992 | $234.6K | 0.04% | +12,992 | New |
| Xponance, Inc. | 13,168 | $237.8K | 0.00% | +98+0.7% | Added |
| Mercer Global Advisors Inc | 13,264 | $239.5K | 0.00% | +3,736+39.2% | Added |
| Captrust Financial Advisors | 13,385 | $241.7K | 0.00% | +13,385 | New |
| DGS Capital Management, LLC | 13,405 | $242.1K | 0.06% | −750−5.3% | Reduced |
| Chase Investment Counsel Corp | 13,595 | $245.0K | 0.09% | −2,000−12.8% | Reduced |
| Assetmark, Inc | 13,570 | $245.1K | 0.00% | +1,208+9.8% | Added |
| Ulland Investment Advisors, LLC | 14,180 | $256.0K | 0.21% | +6,990+97.2% | Added |
| Pictet Asset Management Holding SA | 14,270 | $257.7K | 0.00% | 00.0% | Unchanged |
| Quantessence Capital LLC | 14,400 | $260.1K | 0.07% | +14,400 | New |
| Meeder Asset Management Inc | 14,560 | $263.0K | 0.02% | +116+0.8% | Added |
| Merit Financial Group, LLC | 14,595 | $263.6K | 0.00% | +873+6.4% | Added |
| Priebe Wealth Holdings LLC | 14,800 | $267.3K | 0.17% | +2,000+15.6% | Added |
| Virtu Financial LLC | 14,978 | $270.0K | 0.01% | +14,978 | New |
| Caxton Associates LLP | 14,978 | $270.5K | 0.01% | +14,978 | New |
| Transce3nd, LLC | 15,817 | $282.7K | 0.13% | +864+5.8% | Added |
| 111 Capital | 15,828 | $285.9K | 0.06% | +15,828 | New |
| Handelsbanken Fonder AB | 15,876 | $287.0K | 0.00% | −13,500−46.0% | Reduced |
| Gsa Capital Partners LLP | 15,867 | $287.0K | 0.03% | +15,867 | New |
| Teacher Retirement System of Texas | 16,225 | $293.0K | 0.00% | +16,225 | New |
| Wiley Bros.-Aintree Capital, LLC | 16,787 | $307.7K | 0.00% | +3,071+22.4% | Added |
| HSBC Holdings PLC | 17,227 | $311.3K | 0.00% | −16,948−49.6% | Reduced |
| Bank of Montreal | 17,478 | $315.7K | 0.00% | −517−2.9% | Reduced |
| ProShare Advisors LLC | 18,289 | $330.3K | 0.00% | −1,870−9.3% | Reduced |
| Headlands Technologies LLC | 18,580 | $335.6K | 0.04% | −6,681−26.4% | Reduced |
| Aristeia Capital LLC | 18,867 | $340.7K | 0.01% | +18,867 | New |
| Numerai GP LLC | 18,953 | $342.3K | 0.06% | +18,953 | New |
| CWM Advisors, LLC | 19,088 | $344.7K | 0.04% | +3,446+22.0% | Added |
| CSS LLC | 19,093 | $344.8K | 0.02% | +3,753+24.5% | Added |
| Royal Bank of Canada | 19,345 | $349.0K | 0.00% | −302,688−94.0% | Reduced |
| Eventide Asset Management, LLC | 19,568 | $353.4K | 0.01% | +19,568 | New |
| O'Shaughnessy Asset Management, LLC | 19,570 | $353.4K | 0.00% | −17,524−47.2% | Reduced |
| Landscape Capital Management, L.L.C. | 19,958 | $360.4K | 0.03% | +19,958 | New |
| Mission Wealth Management, LP | 20,070 | $362.5K | 0.01% | +20,070 | New |
| Sterling Capital Management LLC | 20,081 | $362.7K | 0.01% | −1,614−7.4% | Reduced |
| Global X Japan Co., Ltd. | 20,481 | $369.9K | 0.04% | +481+2.4% | Added |
| New Mexico Educational Retirement Board | 20,500 | $370.0K | 0.01% | 00.0% | Unchanged |
| EMC Capital Management | 20,836 | $376.0K | 0.23% | 00.0% | Unchanged |
| Wealth Enhancement Advisory Services, LLC | 20,963 | $378.6K | 0.00% | +3,885+22.7% | Added |
| Rakuten Investment Management, Inc. | 20,837 | $381.3K | 0.00% | +20,837 | New |
| Schonfeld Strategic Advisors LLC | 21,270 | $384.1K | 0.00% | +21,270 | New |
| Ethic Inc. | 21,323 | $386.2K | 0.01% | +21,323 | New |
| Deutsche Bank AG | 21,429 | $387.0K | 0.00% | +2,255+11.8% | Added |
| KLP Kapitalforvaltning AS | 22,200 | $402.5K | 0.00% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 22,260 | $403.1K | 0.00% | +5,447+32.4% | Added |
| Ameritas Investment Partners, Inc. | 22,738 | $410.6K | 0.01% | 00.0% | Unchanged |
| Intech Investment Management LLC | 22,772 | $411.3K | 0.00% | +108+0.5% | Added |
| Oregon Public Employees Retirement Fund | 22,994 | $415.3K | 0.01% | −100−0.4% | Reduced |
| Bayesian Capital Management, LP | 23,480 | $424.0K | 0.07% | +23,480 | New |
| Westwood Holdings Group Inc. | 23,832 | $430.4K | 0.00% | −1,205,063−98.1% | Reduced |
| Northwestern Mutual Investment Management Company, LLC | 25,225 | $455.6K | 0.01% | +120.0% | Added |
| Wolverine Trading, LLC | 25,284 | $462.7K | 0.01% | +15,484+158.0% | Added |
| Lazard Asset Management LLC | 26,665 | $480.0K | 0.00% | −49,122−64.8% | Reduced |
| Thrivent Financial for Lutherans | 26,600 | $480.0K | 0.00% | −94−0.4% | Reduced |
| Jefferies Financial Group Inc. | 26,885 | $485.5K | 0.01% | +26,885 | New |
| 1492 Capital Management LLC | 27,025 | $488.1K | 0.26% | −39,428−59.3% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 27,119 | $489.8K | 0.00% | +2,063+8.2% | Added |
| State of Michigan Retirement System | 27,149 | $490.3K | 0.00% | +300+1.1% | Added |
| Diversified Trust Co | 27,184 | $490.9K | 0.01% | +27,184 | New |
| JustInvest LLC | 27,277 | $492.6K | 0.01% | +4,925+22.0% | Added |
| CWM, LLC | 28,026 | $506.0K | 0.00% | +18,139+183.5% | Added |
| Quantinno Capital Management LP | 28,400 | $512.9K | 0.00% | +17,409+158.4% | Added |
| Guggenheim Capital LLC | 28,488 | $514.5K | 0.00% | −864−2.9% | Reduced |
| Foster & Motley Inc | 28,986 | $523.0K | 0.03% | −1,308−4.3% | Reduced |
| Dynamic Technology Lab Private Ltd | 29,566 | $534.0K | 0.08% | +29,566 | New |
| Ensign Peak Advisors, Inc | 29,930 | $540.5K | 0.00% | 00.0% | Unchanged |
| South Dakota Investment Council | 29,990 | $542.0K | 0.01% | 00.0% | Unchanged |
| AXA S.A. | 30,065 | $543.0K | 0.00% | +30,065 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 30,447 | $549.9K | 0.00% | +2,483+8.9% | Added |