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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, Q2 2026

Institutional positions in Amkor Technology, Inc. as of Jun 30, 2026. 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
648
+122 vs. Q1 2026
Shares held
116.2M
−4.98M (−4.1%) vs. Q1 2026
Total value
$9.95B
+$4.52B (+83.2%) vs. Q1 2026
New holders
171
217 more added
Sold out
49
197 more reduced

7 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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.

Institutional holdersQ2 2026: 648 institutions
Q1 2021: 255 institutionsQ2 2021: 256 institutionsQ3 2021: 269 institutionsQ4 2021: 273 institutionsQ1 2022: 281 institutionsQ2 2022: 266 institutionsQ3 2022: 274 institutionsQ4 2022: 294 institutionsQ1 2023: 294 institutionsQ2 2023: 300 institutionsQ3 2023: 305 institutionsQ4 2023: 317 institutionsQ1 2024: 338 institutionsQ2 2024: 395 institutionsQ3 2024: 359 institutionsQ4 2024: 335 institutionsQ1 2025: 347 institutionsQ2 2025: 348 institutionsQ3 2025: 383 institutionsQ4 2025: 455 institutionsQ1 2026: 533 institutionsQ2 2026: 648 institutions
Value heldQ2 2026: $9.95B
Q1 2021: $2.28BQ2 2021: $2.22BQ3 2021: $2.35BQ4 2021: $2.33BQ1 2022: $2.05BQ2 2022: $1.61BQ3 2022: $1.61BQ4 2022: $2.27BQ1 2023: $2.45BQ2 2023: $2.86BQ3 2023: $2.33BQ4 2023: $3.50BQ1 2024: $3.43BQ2 2024: $4.22BQ3 2024: $3.27BQ4 2024: $2.81BQ1 2025: $1.96BQ2 2025: $2.37BQ3 2025: $3.06BQ4 2025: $4.49BQ1 2026: $5.44BQ2 2026: $9.95B
Institutions holding AMKR and their total value by quarter
QuarterHoldersValue
Q2 2026648$9.95B
Q1 2026533$5.44B
Q4 2025455$4.49B
Q3 2025383$3.06B
Q2 2025348$2.37B
Q1 2025347$1.96B
Q4 2024335$2.81B
Q3 2024359$3.27B
Q2 2024395$4.22B
Q1 2024338$3.43B
Q4 2023317$3.50B
Q3 2023305$2.33B
Q2 2023300$2.86B
Q1 2023294$2.45B
Q4 2022294$2.27B
Q3 2022274$1.61B
Q2 2022266$1.61B
Q1 2022281$2.05B
Q4 2021273$2.33B
Q3 2021269$2.35B
Q2 2021256$2.22B
Q1 2021255$2.28B

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding Amkor Technology, Inc.; share changes are against Q1 2026.

Institutions holding AMKR in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Bryn Mawr Trust Co46$3.97K0.00%+46New
FWL Investment Management, LLC46$3.97K0.00%+46New
Planning Strategies Inc.45$3.88K0.00%+45New
Cornerstone Financial Management LLC42$3.62K0.00%+11+35.5%Added
Valued Wealth Advisors LLC41$3.54K0.00%+39+1,950.0%Added
Principia Wealth Advisory, LLC41$3.54K0.00%+1+2.5%Added
WPG Advisers, LLC41$3.54K0.00%+11+36.7%Added
Kayne Anderson Rudnick Investment Management LLC40$3.45K0.00%00.0%Unchanged
Aventura Private Wealth, LLC40$3.45K0.00%00.0%Unchanged
Caitlin John, LLC40$3.45K0.00%+40New
Bellevue Asset Management, LLC33$2.85K0.00%+33New
Dunhill Financial, LLC32$2.81K0.00%00.0%Unchanged
Bare Financial Services, Inc32$2.76K0.00%00.0%Unchanged
Nemes Rush Group LLC30$2.59K0.00%00.0%Unchanged
South State Corp.28$2.42K0.00%−3−9.7%Reduced
Kingdom Financial Group LLC.27$2.35K0.00%−26−49.1%Reduced
LRI Investments, LLC27$2.33K0.00%+27New
Manchester Capital Management LLC26$2.24K0.00%00.0%Unchanged
Cromwell Holdings LLC25$2.16K0.00%00.0%Unchanged
Ameriflex Group, Inc.25$2.16K0.00%+25New
Compass Financial Management LLC25$2.16K0.00%+25New
Cornerstone Planning Group LLC25$1.67K0.00%00.0%Unchanged
American Capital Advisory, LLC18$1.55K0.00%00.0%Unchanged
Dogwood Wealth Management LLC17$1.47K0.00%+14+466.7%Added
Quarry LP16$1.38K0.00%−628−97.5%Reduced
Stone House Investment Management, LLC16$1.38K0.00%+6+60.0%Added
Raffa Wealth Management, LLC16$1.38K0.00%+9+128.6%Added
Continuum Advisory, LLC14$1.21K0.00%+14New
TD Private Client Wealth LLC13$1.12K0.00%00.0%Unchanged
Activest Wealth Management13$1.12K0.00%+10+333.3%Added
Plante Moran Financial Advisors, LLC13$1.12K0.00%+13New
Capital Advisors, Ltd. LLC7$1.00K0.00%00.0%Unchanged
Navigoe, LLC23$1.00K0.00%+23New
Abound Wealth Management11$9200.00%+2+22.2%Added
Glass Jacobson Investment Advisors llc10$8630.00%+10New
Glen Eagle Advisors, LLC10$8620.00%+10New
DecisionPoint Financial, LLC10$8000.00%+10New
West Paces Advisors Inc.9$7760.00%+9New
McGuire Capital Advisors Inc8$6850.00%+8New
Legacy Bridge, LLC7$6040.00%00.0%Unchanged
Creative Financial Designs Inc5$4310.00%00.0%Unchanged
Hughes Financial Services, LLC5$4310.00%+2+66.7%Added
IMG Wealth Management, Inc.5$4310.00%+5New
Maryland Capital Advisors Inc.4$3450.00%+4New
IMA Wealth, Inc.3$2590.00%−13−81.3%Reduced
Game Plan Financial Advisors, LLC2$1720.00%+2New
Halbert Hargrove Global Advisors, LLC1$1030.00%+1New
Main Street Group, LTD1$860.00%+1New
SW Investment Management LLC0$00.00%−900,000−100.0%Sold out
Burkehill Global Management, LP0$00.00%−800,000−100.0%Sold out
Wellington Management Group LLP0$00.00%−309,134−100.0%Sold out
Aquatic Capital Management LLC0$00.00%−134,418−100.0%Sold out
Farallon Capital Management, L.L.C.0$00.00%−104,000−100.0%Sold out
Prevail Innovative Wealth Advisors, LLC0$00.00%−62,817−100.0%Sold out
Mubadala Investment Co PJSC0$00.00%−57,607−100.0%Sold out
Edgestream Partners, L.P.0$00.00%−51,731−100.0%Sold out
GF Fund Management Co. Ltd.0$00.00%−43,738−100.0%Sold out
Artemis Wealth Advisors, LLC0$00.00%−41,000−100.0%Sold out
UG Investment Advisers Ltd.0$00.00%−39,326−100.0%Sold out
Jacobs Levy Equity Management, Inc0$00.00%−37,868−100.0%Sold out
Soviero Asset Management, LP0$00.00%−37,000−100.0%Sold out
Great Lakes Advisors, LLC0$00.00%−36,986−100.0%Sold out
Verition Fund Management LLC0$00.00%−20,718−100.0%Sold out
FORA Capital, LLC0$00.00%−19,589−100.0%Sold out
Aster Capital Management (DIFC) Ltd0$00.00%−45,562−100.0%Sold out
Oak Thistle LLC0$00.00%−17,881−100.0%Sold out
Allstate Corp0$00.00%−16,811−100.0%Sold out
Holocene Advisors, LP0$00.00%−16,018−100.0%Sold out
Capstone Investment Advisors, LLC0$00.00%−10,918−100.0%Sold out
Vise Technologies, Inc.0$00.00%−12,214−100.0%Sold out
Paragon Capital Management Ltd0$00.00%−10,616−100.0%Sold out
Cynosure Management, LLC0$00.00%−9,600−100.0%Sold out
Freestone Grove Partners LP0$00.00%−9,282−100.0%Sold out
K2 Principal Fund, L.P.0$00.00%−8,306−100.0%Sold out
Fideuram - Intesa Sanpaolo Private Banking S.P.A.0$00.00%−8,064−100.0%Sold out
Hennion & Walsh Asset Management, Inc.0$00.00%−7,565−100.0%Sold out
Candriam Luxembourg S.C.A.0$00.00%−7,332−100.0%Sold out
Marshall Wace, LLP0$00.00%−6,225−100.0%Sold out
Bayesian Capital Management, LP0$00.00%−6,199−100.0%Sold out
Arrowstreet Capital, Limited Partnership0$00.00%−5,878−100.0%Sold out
Entropy Technologies, LP0$00.00%−5,759−100.0%Sold out
Caxton Associates LLP0$00.00%−4,887−100.0%Sold out
Caption Management, LLC0$00.00%−3,850−100.0%Sold out
Root Financial Partners, LLC0$00.00%−1,363−100.0%Sold out
Stance Capital LLC0$00.00%−900−100.0%Sold out
Alphadyne Asset Management LP0$00.00%−615−100.0%Sold out
Golden State Equity Partners0$00.00%−351−100.0%Sold out
Newbridge Financial Services Group, Inc.0$00.00%−328−100.0%Sold out
Joseph Group Capital Management0$00.00%−153−100.0%Sold out
Private Trust Co NA0$00.00%−91−100.0%Sold out
Lloyd Advisory Services, LLC.0$00.00%−53−100.0%Sold out
Albion Financial Group0$00.00%−51−100.0%Sold out
Essential Investment Partners LLC0$00.00%−46−100.0%Sold out
Strategic Wealth Partners, Ltd.0$00.00%−41−100.0%Sold out
Tidemark, LLC0$00.00%−29−100.0%Sold out
Vermillion Wealth Management, Inc.0$00.00%−20−100.0%Sold out
Curio Wealth, LLC0$00.00%−9−100.0%Sold out
CWM, LLC––––Not filed
Janus Henderson Group PLC––––Not filed
U.S. Capital Wealth Advisors, LLC––––Not filed