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 2021
Institutional positions in Amkor Technology, Inc. as of Dec 31, 2021. 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
- 273
- +6 vs. Q3 2021
- Shares held
- 94.3M
- +217.3K (+0.2%) vs. Q3 2021
- Total value
- $2.33B
- −$15.0M (−0.6%) vs. Q3 2021
- New holders
- 47
- 98 more added
- Sold out
- 41
- 87 more reduced
2 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2021: 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 2021
Shares, value and share of portfolio for each institution holding Amkor Technology, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Dimensional Fund Advisors LP | 15,416,372 | $382.2M | 0.12% | −512,646−3.2% | Reduced |
| Vanguard Group Inc | 11,869,313 | $294.2M | 0.01% | +11,551+0.1% | Added |
| BlackRock Inc. | 11,709,418 | $290.3M | 0.01% | +408,459+3.6% | Added |
| LSV Asset Management | 7,468,401 | $185.1M | 0.33% | +18,749+0.3% | Added |
| Fuller & Thaler Asset Management, Inc. | 5,168,786 | $128.1M | 0.74% | +106,253+2.1% | Added |
| Westwood Holdings Group Inc. | 3,966,673 | $98.3M | 0.88% | +714,990+22.0% | Added |
| State Street Corp | 3,248,355 | $80.5M | 0.00% | +23,500+0.7% | Added |
| SW Investment Management LLC | 2,750,000 | $68.2M | 23.20% | +350,000+14.6% | Added |
| Northern Trust Corp | 1,988,051 | $49.3M | 0.01% | −33,072−1.6% | Reduced |
| Geode Capital Management, LLC | 1,962,395 | $48.6M | 0.01% | −30,412−1.5% | Reduced |
| Bandera Partners LLC | 1,580,000 | $39.2M | 14.00% | 00.0% | Unchanged |
| Invesco Ltd. | 1,513,636 | $37.5M | 0.01% | +146,019+10.7% | Added |
| AQR Capital Management LLC | 1,419,102 | $35.2M | 0.06% | +326,029+29.8% | Added |
| Bank of New York Mellon Corp | 1,323,291 | $32.8M | 0.01% | −74,197−5.3% | Reduced |
| Charles Schwab Investment Management Inc | 1,207,819 | $29.9M | 0.01% | −15,568−1.3% | Reduced |
| FIFTHDELTA Ltd | 1,114,700 | $27.6M | 3.69% | +1,114,700 | New |
| Royce & Associates LP | 1,052,412 | $26.1M | 0.19% | +103,081+10.9% | Added |
| Norges Bank | 742,724 | $18.4M | 0.00% | +16,900+2.3% | Added |
| JPMorgan Chase & Co | 707,257 | $17.5M | 0.00% | +87,282+14.1% | Added |
| Ameriprise Financial Inc | 697,179 | $17.3M | 0.00% | +435,156+166.1% | Added |
| First Trust Advisors LP | 631,155 | $15.6M | 0.02% | +90,557+16.8% | Added |
| Nuveen Asset Management, LLC | 709,005 | $15.6M | 0.00% | −623,363−46.8% | Reduced |
| Prudential Financial Inc | 580,301 | $14.4M | 0.02% | −255,819−30.6% | Reduced |
| Bank of America Corp | 561,811 | $13.9M | 0.00% | +61,381+12.3% | Added |
| Goldman Sachs Group Inc | 549,947 | $13.6M | 0.00% | −18,377−3.2% | Reduced |
| Morgan Stanley | 543,517 | $13.5M | 0.00% | −194,226−26.3% | Reduced |
| Parametric Portfolio Associates LLC | 527,377 | $13.1M | 0.01% | +21,019+4.2% | Added |
| Panagora Asset Management Inc | 496,443 | $12.3M | 0.07% | −36,839−6.9% | Reduced |
| Millennium Management LLC | 490,037 | $12.1M | 0.01% | +430,498+723.1% | Added |
| Allianz Asset Management GmbH | 430,323 | $10.7M | 0.01% | −49,488−10.3% | Reduced |
| Divisar Capital Management LLC | 427,640 | $10.6M | 3.42% | +22,640+5.6% | Added |
| Arrowstreet Capital, Limited Partnership | 358,162 | $8.88M | 0.01% | −661,802−64.9% | Reduced |
| Principal Financial Group Inc | 344,609 | $8.54M | 0.01% | −181,978−34.6% | Reduced |
| Rhumbline Advisers | 308,181 | $7.64M | 0.01% | −2,311−0.7% | Reduced |
| American Century Companies Inc | 302,438 | $7.50M | 0.00% | +75,772+33.4% | Added |
| Janus Henderson Group PLC | 268,888 | $6.67M | 0.00% | +30,707+12.9% | Added |
| Wells Fargo & Company | 261,176 | $6.47M | 0.00% | −41,953−13.8% | Reduced |
| Analog Century Management LP | 255,306 | $6.33M | 1.72% | −55,300−17.8% | Reduced |
| Swiss National Bank | 242,800 | $6.02M | 0.00% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 224,895 | $5.58M | 0.00% | −9,748−4.2% | Reduced |
| American International Group, Inc. | 222,727 | $5.52M | 0.03% | −4,573−2.0% | Reduced |
| Renaissance Technologies LLC | 213,300 | $5.29M | 0.01% | +213,300 | New |
| Deutsche Bank AG | 212,619 | $5.27M | 0.00% | +124,267+140.6% | Added |
| FMR LLC | 199,486 | $4.95M | 0.00% | −18,328−8.4% | Reduced |
| Public Employees Retirement System of Ohio | 198,390 | $4.92M | 0.02% | +36,772+22.8% | Added |
| Massachusetts Financial Services Co | 172,856 | $4.29M | 0.00% | −3,360−1.9% | Reduced |
| Manufacturers Life Insurance Company, The | 165,159 | $4.09M | 0.00% | −2,901−1.7% | Reduced |
| Mondrian Investment Partners LTD | 164,343 | $4.07M | 0.08% | 00.0% | Unchanged |
| Legal & General Group Plc | 154,738 | $3.84M | 0.00% | +844+0.5% | Added |
| UBS Asset Management Americas Inc | 154,662 | $3.83M | 0.00% | −4,600−2.9% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 153,462 | $3.80M | 0.01% | +63,554+70.7% | Added |
| Barclays PLC | 148,634 | $3.69M | 0.00% | −431−0.3% | Reduced |
| California State Teachers Retirement System | 148,227 | $3.67M | 0.00% | +3,150+2.2% | Added |
| Alberta Investment Management Corp | 143,636 | $3.56M | 0.02% | 00.0% | Unchanged |
| Retirement Systems of Alabama | 131,282 | $3.25M | 0.01% | +1,566+1.2% | Added |
| Envestnet Asset Management Inc | 127,786 | $3.17M | 0.00% | +40,550+46.5% | Added |
| Bridgeway Capital Management, LLC | 127,500 | $3.16M | 0.06% | 00.0% | Unchanged |
| Soros Capital Management LLC | 122,403 | $3.03M | 0.83% | −423,790−77.6% | Reduced |
| State Board of Administration of Florida Retirement System | 119,017 | $2.95M | 0.01% | +4,642+4.1% | Added |
| Citigroup Inc | 119,001 | $2.95M | 0.00% | +33,159+38.6% | Added |
| O'Shaughnessy Asset Management, LLC | 117,967 | $2.92M | 0.05% | −17,678−13.0% | Reduced |
| Citadel Advisors LLC | 114,451 | $2.84M | 0.00% | +66,283+137.6% | Added |
| Credit Suisse AG | 111,180 | $2.76M | 0.00% | +4,654+4.4% | Added |
| State of New Jersey Common Pension Fund D | 111,189 | $2.76M | 0.01% | +3,286+3.0% | Added |
| BNP Paribas Arbitrage, SA | 108,948 | $2.70M | 0.01% | +93,287+595.7% | Added |
| UBS Group AG | 108,526 | $2.69M | 0.00% | +97,931+924.3% | Added |
| Macquarie Group Ltd | 104,255 | $2.58M | 0.00% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 100,344 | $2.49M | 0.01% | +6,538+7.0% | Added |
| SEI Investments Co | 98,422 | $2.43M | 0.00% | −3,087−3.0% | Reduced |
| SG Americas Securities, LLC | 96,855 | $2.40M | 0.02% | +3,734+4.0% | Added |
| Vident Investment Advisory, LLC | 94,361 | $2.34M | 0.06% | +3,741+4.1% | Added |
| Mutual of America Capital Management LLC | 89,682 | $2.22M | 0.02% | +1,270+1.4% | Added |
| HRT Financial LP | 87,669 | $2.17M | 0.01% | +87,669 | New |
| Victory Capital Management Inc | 84,896 | $2.10M | 0.00% | −52,222−38.1% | Reduced |
| MetLife Investment Management | 83,632 | $2.07M | 0.02% | +458+0.6% | Added |
| Royal Bank of Canada | 82,993 | $2.06M | 0.00% | +39,622+91.4% | Added |
| Guggenheim Capital LLC | 80,862 | $2.00M | 0.01% | +70,756+700.1% | Added |
| Raymond James & Associates | 76,479 | $1.90M | 0.00% | −4,146−5.1% | Reduced |
| New York State Common Retirement Fund | 73,573 | $1.82M | 0.00% | −55−0.1% | Reduced |
| Texas Permanent School Fund | 72,597 | $1.80M | 0.02% | −1,510−2.0% | Reduced |
| Assenagon Asset Management S.A. | 69,582 | $1.73M | 0.01% | +14,107+25.4% | Added |
| Amalgamated Bank | 68,045 | $1.69M | 0.01% | +365+0.5% | Added |
| Jacobs Levy Equity Management, Inc | 67,787 | $1.68M | 0.01% | −78,543−53.7% | Reduced |
| GWM Advisors LLC | 67,194 | $1.67M | 0.03% | +4,308+6.9% | Added |
| Schroder Investment Management Group | 65,647 | $1.63M | 0.00% | −17,819−21.3% | Reduced |
| Foster & Motley Inc | 65,606 | $1.63M | 0.13% | +22,038+50.6% | Added |
| Virginia Retirement Systems Et Al | 65,000 | $1.61M | 0.01% | −33,800−34.2% | Reduced |
| Ziegler Capital Management, LLC | 63,418 | $1.57M | 0.06% | −23,035−26.6% | Reduced |
| Franklin Resources Inc | 61,244 | $1.52M | 0.00% | +209+0.3% | Added |
| New York State Teachers Retirement System | 59,198 | $1.47M | 0.00% | +12,000+25.4% | Added |
| Jump Financial, LLC | 55,937 | $1.39M | 0.09% | +55,937 | New |
| ProShare Advisors LLC | 55,702 | $1.38M | 0.00% | +19,315+53.1% | Added |
| KBC Group NV | 53,902 | $1.34M | 0.00% | +42,213+361.1% | Added |
| Delphi Management Inc | 53,771 | $1.33M | 1.25% | +23,156+75.6% | Added |
| STRS Ohio | 53,700 | $1.33M | 0.00% | +6,800+14.5% | Added |
| State of Alaska, Department of Revenue | 53,442 | $1.32M | 0.01% | +23,591+79.0% | Added |
| Great West Life Assurance Co | 53,353 | $1.32M | 0.00% | +4,115+8.4% | Added |
| First Eagle Investment Management, LLC | 53,116 | $1.32M | 0.00% | +31,800+149.2% | Added |
| Man Group plc | 52,159 | $1.29M | 0.00% | +29,719+132.4% | Added |
| Brigade Capital Management, LP | 52,000 | $1.29M | 0.24% | 00.0% | Unchanged |