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 2025
Institutional positions in Amkor Technology, Inc. as of Sep 30, 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
- 383
- +38 vs. Q2 2025
- Shares held
- 107.7M
- −4.40M (−3.9%) vs. Q2 2025
- Total value
- $3.06B
- +$702.7M (+29.9%) vs. Q2 2025
- New holders
- 77
- 125 more added
- Sold out
- 39
- 121 more reduced
3 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: 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 2025
Shares, value and share of portfolio for each institution holding Amkor Technology, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Capital Advisors, Ltd. LLC | 7 | $0 | 0.00% | 00.0% | Unchanged |
| Dogwood Wealth Management LLC | 3 | $85 | 0.00% | +3 | New |
| Creative Financial Designs Inc | 5 | $142 | 0.00% | 00.0% | Unchanged |
| Palisade Asset Management, LLC | 6 | $171 | 0.00% | +6 | New |
| GPS Wealth Strategies Group, LLC | 7 | $198 | 0.00% | 00.0% | Unchanged |
| TD Private Client Wealth LLC | 13 | $369 | 0.00% | 00.0% | Unchanged |
| IMA Wealth, Inc. | 16 | $454 | 0.00% | 00.0% | Unchanged |
| Bay Harbor Wealth Management, LLC | 16 | $454 | 0.00% | +8+100.0% | Added |
| American Capital Advisory, LLC | 18 | $512 | 0.00% | +5+38.5% | Added |
| HFM Investment Advisors, LLC | 20 | $568 | 0.00% | +13+185.7% | Added |
| Activest Wealth Management | 22 | $625 | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 24 | $682 | 0.00% | +24 | New |
| Cornerstone Planning Group LLC | 25 | $798 | 0.00% | 00.0% | Unchanged |
| DiNuzzo Private Wealth, Inc. | 33 | $799 | 0.00% | 00.0% | Unchanged |
| Sachetta, LLC | 30 | $852 | 0.00% | 00.0% | Unchanged |
| South State Corp. | 31 | $881 | 0.00% | −32−50.8% | Reduced |
| Bare Financial Services, Inc | 32 | $909 | 0.00% | 00.0% | Unchanged |
| Principia Wealth Advisory, LLC | 35 | $994 | 0.00% | 00.0% | Unchanged |
| Avion Wealth | 53 | $1.00K | 0.00% | 00.0% | Unchanged |
| Cloud Capital Management, LLC | 59 | $1.00K | 0.00% | +59 | New |
| Rise Advisors, LLC | 37 | $1.04K | 0.00% | 00.0% | Unchanged |
| Kayne Anderson Rudnick Investment Management LLC | 40 | $1.14K | 0.00% | 00.0% | Unchanged |
| Aventura Private Wealth, LLC | 40 | $1.14K | 0.00% | 00.0% | Unchanged |
| Prestige Wealth Management Group LLC | 46 | $1.31K | 0.00% | 00.0% | Unchanged |
| CIBC Private Wealth Group, LLC | 50 | $1.42K | 0.00% | 00.0% | Unchanged |
| Rialto Wealth Management, LLC | 50 | $1.42K | 0.00% | +12+31.6% | Added |
| AdvisorNet Financial, Inc | 60 | $1.70K | 0.00% | 00.0% | Unchanged |
| UMA Financial Services, Inc. | 62 | $1.76K | 0.00% | 00.0% | Unchanged |
| S&T Bank | 70 | $1.99K | 0.00% | +70 | New |
| Huntington National Bank | 71 | $2.02K | 0.00% | −279−79.7% | Reduced |
| Central Trust Co | 77 | $2.19K | 0.00% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 78 | $2.31K | 0.00% | 00.0% | Unchanged |
| Bogart Wealth, LLC | 84 | $2.39K | 0.00% | +24+40.0% | Added |
| JFS Wealth Advisors, LLC | 86 | $2.44K | 0.00% | +75+681.8% | Added |
| Farmers & Merchants Investments Inc | 90 | $2.56K | 0.00% | +9+11.1% | Added |
| Transamerica Financial Advisors, Inc. | 91 | $2.58K | 0.00% | +91 | New |
| Private Wealth Management Group, LLC | 98 | $2.78K | 0.00% | 00.0% | Unchanged |
| Danske Bank A/S | 100 | $2.84K | 0.00% | 00.0% | Unchanged |
| Bruce G. Allen Investments, LLC | 112 | $3.18K | 0.00% | 00.0% | Unchanged |
| Kilter Group LLC | 125 | $3.55K | 0.00% | +39+45.3% | Added |
| GWM Advisors LLC | 125 | $3.55K | 0.00% | +125 | New |
| MV Capital Management, Inc. | 132 | $3.75K | 0.00% | 00.0% | Unchanged |
| CVA Family Office, LLC | 139 | $3.95K | 0.00% | 00.0% | Unchanged |
| Adirondack Trust Co | 150 | $4.26K | 0.00% | 00.0% | Unchanged |
| Ameritas Advisory Services, LLC | 150 | $4.26K | 0.00% | 00.0% | Unchanged |
| Bell Investment Advisors, Inc | 151 | $4.29K | 0.00% | +120+387.1% | Added |
| True Wealth Design, LLC | 154 | $4.37K | 0.00% | +10+6.9% | Added |
| Optiver Holding B.V. | 156 | $4.43K | 0.00% | +156 | New |
| WealthCollab, LLC | 165 | $4.69K | 0.00% | 00.0% | Unchanged |
| Sunbelt Securities, Inc. | 170 | $4.83K | 0.00% | +170 | New |
| Aspect Partners, LLC | 181 | $5.14K | 0.00% | 00.0% | Unchanged |
| Geneos Wealth Management Inc. | 206 | $5.85K | 0.00% | −93−31.1% | Reduced |
| Smartleaf Asset Management LLC | 244 | $6.96K | 0.00% | +46+23.2% | Added |
| Parkside Financial Bank & Trust | 278 | $7.90K | 0.00% | −702−71.6% | Reduced |
| Quent Capital, LLC | 292 | $8.29K | 0.00% | +292 | New |
| Rockefeller Capital Management L.P. | 294 | $8.35K | 0.00% | +294 | New |
| CoreCap Advisors, LLC | 330 | $9.39K | 0.00% | −59−15.2% | Reduced |
| Transce3nd, LLC | 378 | $9.54K | 0.09% | −5,879−94.0% | Reduced |
| Caitong International Asset Management Co., Ltd | 409 | $11.6K | 0.01% | +406+13,533.3% | Added |
| Whittier Trust Co | 432 | $12.7K | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 463 | $13.2K | 0.00% | +389+525.7% | Added |
| Solstein Capital, LLC | 464 | $13.2K | 0.01% | 00.0% | Unchanged |
| Assetmark, Inc | 468 | $13.3K | 0.00% | +8+1.7% | Added |
| SBI Securities Co., Ltd. | 474 | $13.5K | 0.00% | +14+3.0% | Added |
| Atlantic Trust, LLC | 500 | $14.2K | 0.00% | 00.0% | Unchanged |
| Principal Securities, Inc. | 502 | $14.3K | 0.00% | +38+8.2% | Added |
| Hemington Wealth Management | 655 | $18.0K | 0.00% | +211+47.5% | Added |
| Whittier Trust Co of Nevada Inc | 647 | $19.0K | 0.00% | 00.0% | Unchanged |
| Root Financial Partners, LLC | 675 | $19.2K | 0.00% | +675 | New |
| Wealthspire Advisors, LLC | 689 | $19.6K | 0.00% | +689 | New |
| Fortitude Family Office, LLC | 707 | $20.1K | 0.01% | +585+479.5% | Added |
| Salomon & Ludwin, LLC | 858 | $25.2K | 0.00% | +858 | New |
| Banque Cantonale Vaudoise | 911 | $26.0K | 0.00% | 00.0% | Unchanged |
| Bessemer Group Inc | 933 | $26.0K | 0.00% | +391+72.1% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 991 | $28.0K | 0.00% | +128+14.8% | Added |
| IFP Advisors, Inc | 1,021 | $29.0K | 0.00% | +531+108.4% | Added |
| Leonteq Securities AG | 1,084 | $30.8K | 0.00% | −8,687−88.9% | Reduced |
| Ronald Blue Trust, Inc. | 1,091 | $31.0K | 0.00% | 00.0% | Unchanged |
| Larson Financial Group LLC | 1,261 | $35.8K | 0.00% | +35+2.9% | Added |
| Steward Partners Investment Advisory, LLC | 1,288 | $36.6K | 0.00% | −630−32.8% | Reduced |
| Public Employees Retirement Association of Colorado | 1,439 | $41.0K | 0.00% | 00.0% | Unchanged |
| FNY Investment Advisers, LLC | 1,472 | $41.0K | 0.01% | +670+83.5% | Added |
| Essex Investment Management Co LLC | 1,526 | $43.3K | 0.01% | +1,526 | New |
| Fifth Third Bancorp | 1,595 | $45.3K | 0.00% | −18,468−92.1% | Reduced |
| Hurley Capital, LLC | 1,627 | $46.2K | 0.03% | +3+0.2% | Added |
| Massmutual Trust Co FSB | 1,630 | $46.3K | 0.00% | +28+1.7% | Added |
| Clearstead Advisors, LLC | 1,676 | $47.6K | 0.00% | −9,097−84.4% | Reduced |
| Nomura Asset Management Co Ltd | 1,800 | $51.1K | 0.00% | +900+100.0% | Added |
| Harbour Investments, Inc. | 1,888 | $53.6K | 0.00% | +314+19.9% | Added |
| Versant Capital Management, Inc | 1,918 | $54.5K | 0.01% | +47+2.5% | Added |
| Umb Bank N A | 2,091 | $59.4K | 0.00% | −55−2.6% | Reduced |
| Northwestern Mutual Wealth Management Co | 2,145 | $60.9K | 0.00% | +292+15.8% | Added |
| Advisory Services Network, LLC | 2,245 | $63.8K | 0.00% | +2,245 | New |
| Advisors Asset Management, Inc. | 2,363 | $67.1K | 0.00% | −421−15.1% | Reduced |
| Signaturefd, LLC | 2,375 | $67.5K | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 2,448 | $69.5K | 0.00% | 00.0% | Unchanged |
| Quaker Wealth Management, LLC | 2,514 | $71.4K | 0.02% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 2,576 | $74.8K | 0.00% | +914+55.0% | Added |
| Nisa Investment Advisors, LLC | 2,638 | $74.9K | 0.00% | −1,300−33.0% | Reduced |
| STRS Ohio | 2,731 | $77.6K | 0.00% | +10.0% | Added |