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 |
|---|---|---|---|---|---|
| State Board of Administration of Florida Retirement System | 63,757 | $1.44M | 0.00% | −1,567−2.4% | Reduced |
| LPL Financial LLC | 64,798 | $1.46M | 0.00% | +26,644+69.8% | Added |
| Franklin Resources Inc | 66,207 | $1.50M | 0.00% | −5,315−7.4% | Reduced |
| Mutual of America Capital Management LLC | 67,076 | $1.52M | 0.02% | −5,861−8.0% | Reduced |
| Citigroup Inc | 74,015 | $1.67M | 0.00% | −505−0.7% | Reduced |
| Monashee Investment Management LLC | 75,000 | $1.70M | 0.71% | +75,000 | New |
| GHP Investment Advisors, Inc. | 80,852 | $1.84M | 0.11% | +8,935+12.4% | Added |
| Illinois Municipal Retirement Fund | 81,653 | $1.84M | 0.03% | 00.0% | Unchanged |
| Fisher Asset Management, LLC | 85,157 | $1.92M | 0.00% | −41,630−32.8% | Reduced |
| Allspring Global Investments Holdings, LLC | 85,689 | $1.94M | 0.00% | +80,140+1,444.2% | Added |
| Texas Permanent School Fund | 87,652 | $1.98M | 0.02% | −1,024−1.2% | Reduced |
| Great West Life Assurance Co | 88,421 | $2.00M | 0.00% | +4,785+5.7% | Added |
| State of New Jersey Common Pension Fund D | 89,516 | $2.02M | 0.01% | −7,168−7.4% | Reduced |
| Thrivent Financial for Lutherans | 89,920 | $2.03M | 0.00% | −153−0.2% | Reduced |
| Qube Research & Technologies Ltd | 92,135 | $2.08M | 0.01% | +21,011+29.5% | Added |
| Denali Advisors LLC | 92,161 | $2.08M | 0.73% | −49,994−35.2% | Reduced |
| Balyasny Asset Management LLC | 92,654 | $2.09M | 0.01% | −261,336−73.8% | Reduced |
| Price T Rowe Associates Inc | 95,506 | $2.16M | 0.00% | +29,066+43.7% | Added |
| New York State Common Retirement Fund | 96,316 | $2.18M | 0.00% | −15,796−14.1% | Reduced |
| Guggenheim Capital LLC | 96,561 | $2.18M | 0.02% | +5,272+5.8% | Added |
| Barclays PLC | 99,078 | $2.24M | 0.00% | −24,781−20.0% | Reduced |
| KBC Group NV | 100,255 | $2.27M | 0.01% | +16,600+19.8% | Added |
| UBS Group AG | 100,348 | $2.27M | 0.00% | −94,317−48.5% | Reduced |
| Macquarie Group Ltd | 102,600 | $2.32M | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 111,583 | $2.52M | 0.02% | −1,262−1.1% | Reduced |
| Alberta Investment Management Corp | 112,600 | $2.54M | 0.03% | −31,036−21.6% | Reduced |
| Mirabella Financial Services LLP | 115,098 | $2.60M | 0.37% | +36,672+46.8% | Added |
| Credit Suisse AG | 115,202 | $2.60M | 0.00% | −2,298−2.0% | Reduced |
| Bridgewater Associates, LP | 118,002 | $2.67M | 0.02% | +19,142+19.4% | Added |
| California State Teachers Retirement System | 120,367 | $2.72M | 0.00% | −10,998−8.4% | Reduced |
| Retirement Systems of Alabama | 128,864 | $2.91M | 0.01% | −923−0.7% | Reduced |
| UBS Asset Management Americas Inc | 132,460 | $2.99M | 0.00% | −13,046−9.0% | Reduced |
| Massachusetts Financial Services Co | 133,276 | $3.01M | 0.00% | +849+0.6% | Added |
| SEI Investments Co | 134,266 | $3.03M | 0.01% | −1,183−0.9% | Reduced |
| Manufacturers Life Insurance Company, The | 137,512 | $3.11M | 0.00% | +20,802+17.8% | Added |
| Verition Fund Management LLC | 138,300 | $3.13M | 0.04% | +138,300 | New |
| Concentric Capital Strategies, LP | 145,371 | $3.29M | 0.37% | +145,371 | New |
| Twinbeech Capital LP | 150,238 | $3.40M | 0.07% | +150,238 | New |
| Wells Fargo & Company | 154,804 | $3.50M | 0.00% | −49,342−24.2% | Reduced |
| Force Hill Capital Management LP | 155,333 | $3.51M | 3.03% | +1,933+1.3% | Added |
| Legal & General Group Plc | 163,248 | $3.69M | 0.00% | +188+0.1% | Added |
| Tudor Investment Corp Et Al | 164,125 | $3.71M | 0.05% | +164,125 | New |
| Caas Capital Management LP | 172,347 | $3.90M | 0.86% | +172,347 | New |
| Man Group plc | – | $3.91M | 0.01% | – | – |
| Allianz Asset Management GmbH | 175,773 | $3.97M | 0.01% | +68,722+64.2% | Added |
| Capital Fund Management S.A. | 178,145 | $4.03M | 0.05% | +178,145 | New |
| Robotti Robert | 181,930 | $4.11M | 0.60% | +181,930 | New |
| Hussman Strategic Advisors, Inc. | 189,000 | $4.27M | 0.82% | +1,800+1.0% | Added |
| Wellington Management Group LLP | 189,381 | $4.28M | 0.00% | +189,381 | New |
| American International Group, Inc. | 195,706 | $4.42M | 0.03% | −4,653−2.3% | Reduced |
| State of Alaska, Department of Revenue | 199,267 | $4.50M | 0.06% | −385−0.2% | Reduced |
| Two Sigma Advisers, LP | 214,200 | $4.84M | 0.01% | +96,200+81.5% | Added |
| Boston Partners | 220,926 | $4.99M | 0.01% | −10,792−4.7% | Reduced |
| FMR LLC | 229,476 | $5.19M | 0.00% | −14,178−5.8% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 234,693 | $5.30M | 0.03% | −90,956−27.9% | Reduced |
| Two Sigma Investments, LP | 239,764 | $5.42M | 0.02% | +156,272+187.2% | Added |
| Bridgeway Capital Management, LLC | 240,750 | $5.44M | 0.13% | +19,600+8.9% | Added |
| Swiss National Bank | 243,000 | $5.49M | 0.00% | +2,300+1.0% | Added |
| Baird Financial Group, Inc. | 248,617 | $5.62M | 0.02% | +20,540+9.0% | Added |
| Mirae Asset Global Investments Co., Ltd. | 249,572 | $5.64M | 0.01% | +205,384+464.8% | Added |
| HBK Investments L P | 300,000 | $6.78M | 0.15% | +300,000 | New |
| M&G Investment Management Ltd | 297,405 | $6.84M | 0.05% | +14,759+5.2% | Added |
| Assenagon Asset Management S.A. | 307,159 | $6.94M | 0.02% | +307,159 | New |
| D. E. Shaw & Co., Inc. | 309,865 | $7.00M | 0.01% | +309,865 | New |
| Citadel Advisors LLC | 312,118 | $7.05M | 0.01% | +224,651+256.8% | Added |
| Rokos Capital Management LLP | 334,341 | $7.64M | 0.28% | +334,341 | New |
| Envestnet Asset Management Inc | 348,931 | $7.89M | 0.00% | +112,615+47.7% | Added |
| Rhumbline Advisers | 355,788 | $8.04M | 0.01% | +5,972+1.7% | Added |
| Janus Henderson Group PLC | 357,214 | $8.07M | 0.01% | +34,520+10.7% | Added |
| Walleye Capital LLC | 362,116 | $8.18M | 0.12% | +98,468+37.3% | Added |
| Bank of America Corp | 368,600 | $8.33M | 0.00% | +82,099+28.7% | Added |
| Portolan Capital Management, LLC | 373,034 | $8.43M | 0.79% | +61,578+19.8% | Added |
| Voloridge Investment Management, LLC | 392,300 | $8.87M | 0.04% | +134,325+52.1% | Added |
| First Eagle Investment Management, LLC | 402,749 | $9.10M | 0.02% | +141,970+54.4% | Added |
| Squarepoint Ops LLC | 414,730 | $9.37M | 0.05% | +111,537+36.8% | Added |
| Millennium Management LLC | 419,872 | $9.49M | 0.01% | +410,877+4,567.8% | Added |
| Principal Financial Group Inc | 425,852 | $9.62M | 0.01% | +20,399+5.0% | Added |
| Prudential Financial Inc | 428,555 | $9.69M | 0.02% | +18,949+4.6% | Added |
| Hudson Bay Capital Management LP | 443,135 | $10.0M | 0.10% | +443,135 | New |
| Nuveen Asset Management, LLC | 493,450 | $11.2M | 0.00% | −65,488−11.7% | Reduced |
| JPMorgan Chase & Co | 526,731 | $11.9M | 0.00% | −12,133−2.3% | Reduced |
| Royce & Associates LP | 589,011 | $13.3M | 0.14% | −33,020−5.3% | Reduced |
| Norges Bank | 594,790 | $13.4M | 0.00% | −499,320−45.6% | Reduced |
| Bandera Partners LLC | 604,853 | $13.7M | 4.94% | −100.0% | Reduced |
| Marshall Wace, LLP | 1,030,664 | $23.3M | 0.05% | +1,030,664 | New |
| Westwood Holdings Group Inc. | 1,057,758 | $23.9M | 0.22% | −14,973−1.4% | Reduced |
| American Century Companies Inc | 1,163,969 | $26.3M | 0.02% | +21,196+1.9% | Added |
| Bank of New York Mellon Corp | 1,312,716 | $29.7M | 0.01% | −23,048−1.7% | Reduced |
| Invesco Ltd. | 1,318,158 | $29.8M | 0.01% | +144,280+12.3% | Added |
| Goldman Sachs Group Inc | 1,347,400 | $30.5M | 0.01% | +34,898+2.7% | Added |
| Ameriprise Financial Inc | 1,478,046 | $33.4M | 0.01% | +1,116,729+309.1% | Added |
| Charles Schwab Investment Management Inc | 1,710,584 | $38.7M | 0.01% | +311,966+22.3% | Added |
| Morgan Stanley | 1,764,586 | $39.9M | 0.00% | +678,911+62.5% | Added |
| Northern Trust Corp | 1,768,055 | $40.0M | 0.01% | −11,393−0.6% | Reduced |
| AQR Capital Management LLC | 1,939,583 | $43.8M | 0.09% | +547,604+39.3% | Added |
| SW Investment Management LLC | 2,350,000 | $53.1M | 23.62% | +200,000+9.3% | Added |
| Geode Capital Management, LLC | 2,354,532 | $53.2M | 0.01% | +112,525+5.0% | Added |
| First Trust Advisors LP | 2,479,371 | $56.0M | 0.07% | +235,103+10.5% | Added |
| Earnest Partners LLC | 2,501,145 | $56.5M | 0.33% | −77,165−3.0% | Reduced |
| State Street Corp | 3,485,429 | $78.8M | 0.00% | +51,202+1.5% | Added |