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 |
|---|---|---|---|---|---|
| BlackRock Inc. | 14,920,491 | $496.4M | 0.01% | +1,345,335+9.9% | Added |
| Dimensional Fund Advisors LP | 14,860,585 | $494.4M | 0.14% | +244,026+1.7% | Added |
| Vanguard Group Inc | 14,756,992 | $491.0M | 0.01% | +959,838+7.0% | Added |
| LSV Asset Management | 6,436,875 | $214.2M | 0.47% | −641,767−9.1% | Reduced |
| Alliancebernstein L.P. | 4,431,217 | $147.4M | 0.06% | +539,402+13.9% | Added |
| State Street Corp | 3,726,836 | $124.0M | 0.01% | +241,407+6.9% | Added |
| Geode Capital Management, LLC | 2,569,144 | $85.5M | 0.01% | +214,612+9.1% | Added |
| First Trust Advisors LP | 2,426,446 | $80.7M | 0.09% | −52,925−2.1% | Reduced |
| AQR Capital Management LLC | 2,423,369 | $80.6M | 0.15% | +483,786+24.9% | Added |
| Earnest Partners LLC | 2,407,566 | $80.1M | 0.40% | −93,579−3.7% | Reduced |
| SW Investment Management LLC | 2,000,000 | $66.5M | 22.94% | −350,000−14.9% | Reduced |
| Northern Trust Corp | 1,855,983 | $61.7M | 0.01% | +87,928+5.0% | Added |
| Charles Schwab Investment Management Inc | 1,852,309 | $61.6M | 0.02% | +141,725+8.3% | Added |
| Ameriprise Financial Inc | 1,543,773 | $51.4M | 0.02% | +65,727+4.4% | Added |
| Goldman Sachs Group Inc | 1,410,504 | $46.9M | 0.01% | +63,104+4.7% | Added |
| Bank of New York Mellon Corp | 1,375,295 | $45.8M | 0.01% | +62,579+4.8% | Added |
| Morgan Stanley | 1,251,128 | $41.6M | 0.00% | −513,458−29.1% | Reduced |
| Norges Bank | 1,178,959 | $39.2M | 0.01% | +584,169+98.2% | Added |
| Invesco Ltd. | 1,107,621 | $36.9M | 0.01% | −210,537−16.0% | Reduced |
| American Century Companies Inc | 1,085,764 | $36.1M | 0.02% | −78,205−6.7% | Reduced |
| Westwood Holdings Group Inc. | 1,078,173 | $35.9M | 0.30% | +20,415+1.9% | Added |
| TT International Asset Management LTD | 910,271 | $30.3M | 3.87% | +910,271 | New |
| Marshall Wace, LLP | 826,903 | $27.5M | 0.05% | −203,761−19.8% | Reduced |
| Tredje AP-fonden | 627,000 | $20.9M | 0.26% | +627,000 | New |
| Boston Partners | 622,144 | $20.7M | 0.03% | +401,218+181.6% | Added |
| Royce & Associates LP | 540,838 | $18.0M | 0.17% | −48,173−8.2% | Reduced |
| Prudential Financial Inc | 528,849 | $17.6M | 0.03% | +100,294+23.4% | Added |
| Nuveen Asset Management, LLC | 510,164 | $17.0M | 0.01% | +16,714+3.4% | Added |
| JPMorgan Chase & Co | 464,759 | $15.5M | 0.00% | −61,972−11.8% | Reduced |
| Janus Henderson Group PLC | 457,081 | $15.2M | 0.01% | +99,867+28.0% | Added |
| Principal Financial Group Inc | 438,698 | $14.6M | 0.01% | +12,846+3.0% | Added |
| First Eagle Investment Management, LLC | 417,599 | $13.9M | 0.03% | +14,850+3.7% | Added |
| Voloridge Investment Management, LLC | 394,529 | $13.1M | 0.05% | +2,229+0.6% | Added |
| Man Group plc | 393,417 | $13.1M | 0.04% | – | – |
| Rhumbline Advisers | 370,185 | $12.3M | 0.01% | +14,397+4.0% | Added |
| Envestnet Asset Management Inc | 347,984 | $11.6M | 0.00% | −947−0.3% | Reduced |
| Bandera Partners LLC | 304,853 | $10.1M | 3.36% | −300,000−49.6% | Reduced |
| M&G Investment Management Ltd | 300,708 | $9.92M | 0.06% | +3,303+1.1% | Added |
| Baird Financial Group, Inc. | 281,789 | $9.38M | 0.02% | +33,172+13.3% | Added |
| Barclays PLC | 275,570 | $9.17M | 0.00% | +176,492+178.1% | Added |
| Squarepoint Ops LLC | 272,359 | $9.06M | 0.04% | −142,371−34.3% | Reduced |
| FMR LLC | 262,254 | $8.73M | 0.00% | +32,778+14.3% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 257,000 | $8.55M | 0.03% | +257,000 | New |
| Mirae Asset Global Investments Co., Ltd. | 249,934 | $8.32M | 0.02% | +362+0.1% | Added |
| Bridgeway Capital Management, LLC | 225,450 | $7.50M | 0.16% | −15,300−6.4% | Reduced |
| Assenagon Asset Management S.A. | 224,561 | $7.47M | 0.02% | −82,598−26.9% | Reduced |
| Swiss National Bank | 218,000 | $7.25M | 0.01% | −25,000−10.3% | Reduced |
| Trexquant Investment LP | 213,657 | $7.11M | 0.16% | +163,111+322.7% | Added |
| Tudor Investment Corp Et Al | 203,178 | $6.76M | 0.09% | +39,053+23.8% | Added |
| Bank of America Corp | 202,502 | $6.74M | 0.00% | −166,098−45.1% | Reduced |
| Wellington Management Group LLP | 200,833 | $6.68M | 0.00% | +11,452+6.0% | Added |
| Portolan Capital Management, LLC | 199,616 | $6.64M | 0.58% | −173,418−46.5% | Reduced |
| State of Alaska, Department of Revenue | 198,587 | $6.61M | 0.08% | −680−0.3% | Reduced |
| American International Group, Inc. | 194,564 | $6.47M | 0.03% | −1,142−0.6% | Reduced |
| Citadel Advisors LLC | 189,660 | $6.31M | 0.01% | −122,458−39.2% | Reduced |
| Robotti Robert | 181,572 | $6.04M | 0.87% | −358−0.2% | Reduced |
| Capital Fund Management S.A. | 179,289 | $5.96M | 0.08% | +1,144+0.6% | Added |
| Jane Street Group, LLC | 177,043 | $5.89M | 0.01% | +167,937+1,844.2% | Added |
| Two Sigma Advisers, LP | 171,300 | $5.70M | 0.01% | −42,900−20.0% | Reduced |
| Legal & General Group Plc | 163,218 | $5.43M | 0.00% | −300.0% | Reduced |
| Thrivent Financial for Lutherans | 159,714 | $5.31M | 0.01% | +69,794+77.6% | Added |
| Kennedy Capital Management, Inc. | 158,759 | $5.28M | 0.12% | +158,759 | New |
| Wells Fargo & Company | 145,411 | $4.84M | 0.00% | −9,393−6.1% | Reduced |
| Allianz Asset Management GmbH | 141,795 | $4.72M | 0.01% | −33,978−19.3% | Reduced |
| Readystate Asset Management LP | 141,100 | $4.69M | 0.28% | +141,100 | New |
| Manufacturers Life Insurance Company, The | 136,462 | $4.54M | 0.00% | −1,050−0.8% | Reduced |
| Massachusetts Financial Services Co | 135,449 | $4.51M | 0.00% | +2,173+1.6% | Added |
| UBS Asset Management Americas Inc | 131,469 | $4.37M | 0.00% | −991−0.7% | Reduced |
| Retirement Systems of Alabama | 129,277 | $4.30M | 0.02% | +413+0.3% | Added |
| Knights of Columbus Asset Advisors LLC | 128,832 | $4.29M | 0.28% | +128,832 | New |
| Credit Suisse AG | 123,398 | $4.11M | 0.00% | +8,196+7.1% | Added |
| California State Teachers Retirement System | 117,468 | $3.91M | 0.01% | −2,899−2.4% | Reduced |
| MetLife Investment Management | 115,125 | $3.83M | 0.03% | +3,542+3.2% | Added |
| UBS Group AG | 113,060 | $3.76M | 0.00% | +12,712+12.7% | Added |
| Alberta Investment Management Corp | 112,600 | $3.75M | 0.04% | 00.0% | Unchanged |
| Victory Capital Management Inc | 109,341 | $3.64M | 0.00% | +55,872+104.5% | Added |
| Cerity Partners LLC | 109,025 | $3.63M | 0.01% | +109,025 | New |
| Price T Rowe Associates Inc | 104,448 | $3.48M | 0.00% | +8,942+9.4% | Added |
| Macquarie Group Ltd | 102,600 | $3.41M | 0.00% | 00.0% | Unchanged |
| KBC Group NV | 100,730 | $3.35M | 0.01% | +475+0.5% | Added |
| Illinois Municipal Retirement Fund | 98,897 | $3.29M | 0.06% | +17,244+21.1% | Added |
| Citigroup Inc | 97,795 | $3.25M | 0.00% | +23,780+32.1% | Added |
| Ambassador Advisors, LLC | 98,640 | $3.19M | 0.71% | +98,640 | New |
| Great West Life Assurance Co | 95,126 | $3.16M | 0.01% | +6,705+7.6% | Added |
| New York State Common Retirement Fund | 94,286 | $3.14M | 0.00% | −2,030−2.1% | Reduced |
| Denali Advisors LLC | 92,201 | $3.07M | 0.94% | +400.0% | Added |
| Bridgewater Associates, LP | 90,958 | $3.03M | 0.02% | −27,044−22.9% | Reduced |
| State of New Jersey Common Pension Fund D | 89,516 | $2.98M | 0.01% | 00.0% | Unchanged |
| Texas Permanent School Fund | 89,167 | $2.97M | 0.03% | +1,515+1.7% | Added |
| Fisher Asset Management, LLC | 87,364 | $2.91M | 0.00% | +2,207+2.6% | Added |
| GHP Investment Advisors, Inc. | 84,588 | $2.81M | 0.15% | +3,736+4.6% | Added |
| LPL Financial LLC | 81,854 | $2.72M | 0.00% | +17,056+26.3% | Added |
| Arrowstreet Capital, Limited Partnership | 71,565 | $2.38M | 0.00% | +71,565 | New |
| D. E. Shaw & Co., Inc. | 71,151 | $2.37M | 0.00% | −238,714−77.0% | Reduced |
| Dynamic Technology Lab Private Ltd | 69,543 | $2.31M | 0.24% | +43,745+169.6% | Added |
| Deutsche Bank AG | 67,718 | $2.25M | 0.00% | +7,346+12.2% | Added |
| State Board of Administration of Florida Retirement System | 67,475 | $2.24M | 0.00% | +3,718+5.8% | Added |
| Guggenheim Capital LLC | 67,333 | $2.24M | 0.02% | −29,228−30.3% | Reduced |
| CI Private Wealth, LLC | 64,341 | $2.14M | 0.00% | +7,150+12.5% | Added |
| Franklin Resources Inc | 64,275 | $2.14M | 0.00% | −1,932−2.9% | Reduced |