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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
Sender Co & Partners, Inc.7,319$631.1K0.27%+7,319New
US Bancorp7,322$631.4K0.00%+213+3.0%Added
Perigon Wealth Management, LLC7,397$637.8K0.01%+2,496+50.9%Added
Lido Advisors, LLC7,460$643.4K0.00%+1,726+30.1%Added
Simplicity Wealth,LLC7,562$652.1K0.02%+7,562New
HB Wealth Management, LLC7,617$656.8K0.00%+1,610+26.8%Added
Campbell & CO Investment Adviser LLC7,632$658.1K0.03%+7,632New
Oppenheimer & Co Inc7,659$660.4K0.01%+7,659New
Clearwave Capital, LLC7,695$663.5K0.37%+687+9.8%Added
CIBC Asset Management Inc7,737$667.2K0.00%00.0%Unchanged
Gsa Capital Partners LLP7,742$668.0K0.04%−23,062−74.9%Reduced
Jones Financial Companies LLLP8,743$688.3K0.00%+2,419+38.3%Added
Havemeyer Place LP7,985$688.5K0.07%−30,468−79.2%Reduced
Blue Bell Private Wealth Management, LLC8,022$691.7K0.09%−61−0.8%Reduced
Scotia Capital Inc.8,094$697.9K0.00%−2,830−25.9%Reduced
Transcend Wealth Collective, LLC8,138$701.7K0.05%−1,390−14.6%Reduced
Gateway Investment Advisers LLC8,168$704.3K0.01%+1,708+26.4%Added
Global Retirement Partners, LLC8,168$704.3K0.01%+8,168New
Ensign Peak Advisors, Inc8,180$705.4K0.00%+300+3.8%Added
FNY Investment Advisers, LLC8,311$716.0K0.26%+8,311New
Profund Advisors LLC8,662$746.9K0.02%+1,227+16.5%Added
Maverick Capital LtdSuperinvestorMaverick Capital8,860$764.0K0.01%+8,860New
Sterling Capital Management LLC8,910$768.3K0.01%−3,997−31.0%Reduced
CBOE Vest Financial, LLC9,000$776.1K0.01%+1,514+20.2%Added
Black Swift Group, LLC9,000$776.1K0.11%+9,000New
GWN Securities Inc.9,060$781.2K0.13%+1,093+13.7%Added
Pilgrim Partners Asia Pte Ltd9,100$784.7K0.34%−5,000−35.5%Reduced
Mirae Asset Global ETFs Holdings Ltd.9,241$796.9K0.00%+1,766+23.6%Added
Wolverine Asset Management LLC9,275$799.8K0.01%−6,000−39.3%Reduced
Integrated Investment Consultants, LLC9,394$810.0K0.16%−1,341−12.5%Reduced
J. Safra Sarasin Holding AG14,915$811.0K0.01%+3,381+29.3%Added
Brighton Jones LLC9,526$821.4K0.02%+17+0.2%Added
Hudson Bay Capital Management LP9,540$822.6K0.00%+9,540New
Krilogy Financial LLC9,607$828.4K0.02%+1,840+23.7%Added
Bridgefront Capital, LLC9,748$840.6K0.22%−36,419−78.9%Reduced
Buckingham Strategic Partners9,833$848.0K0.01%+1,228+14.3%Added
GAM Holding AG9,875$851.5K0.07%00.0%Unchanged
Atlas Brown,Inc.10,000$862.3K0.23%−75−0.7%Reduced
GAMMA Investing LLC10,015$863.6K0.03%+698+7.5%Added
Fortitude Advisory Group L.L.C.10,054$867.0K0.33%−10,011−49.9%Reduced
Truvestments Capital LLC10,256$884.4K0.13%+3,712+56.7%Added
Williams & Novak, LLC10,289$887.2K0.59%−182−1.7%Reduced
The PNC Financial Services Group, Inc.10,395$896.4K0.00%+2,669+34.5%Added
Mitsubishi UFJ Trust & Banking Corp10,638$917.3K0.00%−3,727−25.9%Reduced
Wedmont Private Capital13,051$919.7K0.03%+707+5.7%Added
Leuthold Group, LLC10,782$929.7K0.09%00.0%Unchanged
Fieldview Capital Management, LLC11,103$957.4K0.27%−1,371−11.0%Reduced
Apollon Wealth Management, LLC11,152$961.7K0.01%+4,147+59.2%Added
Mission Wealth Management, LP11,301$974.5K0.01%+1,588+16.3%Added
Bauman Advisory Group, LLC11,610$1.00M0.53%+3,177+37.7%Added
Swiss Life Asset Management Ltd11,735$1.01M0.00%+3,680+45.7%Added
Counterpoint Mutual Funds LLC12,084$1.04M0.10%00.0%Unchanged
Sivia Capital Partners, LLC12,113$1.04M0.13%+6,134+102.6%Added
Connable Office Inc12,498$1.08M0.09%−2,950−19.1%Reduced
ProShare Advisors LLC12,656$1.09M0.00%−3,465−21.5%Reduced
Bleakley Financial Group, LLC12,892$1.11M0.01%+2,147+20.0%Added
Three Seasons Wealth, LLC13,027$1.12M0.10%−2,605−16.7%Reduced
Twin Tree Management, LP13,202$1.14M0.18%−4,715−26.3%Reduced
Callan Family Office, LLC13,384$1.15M0.02%−1,681−11.2%Reduced
Public Employees Retirement Association of Colorado13,557$1.17M0.00%−2,830−17.3%Reduced
Bull Harbor Capital LLC13,565$1.17M0.23%+166+1.2%Added
Chase Investment Counsel Corp13,595$1.17M0.25%00.0%Unchanged
Arista Wealth Management, LLC13,642$1.18M0.13%+157+1.2%Added
Savant Capital, LLC13,812$1.18M0.00%−1,700−11.0%Reduced
Meeder Advisory Services, Inc.13,708$1.18M0.04%−887−6.1%Reduced
Barrier Capital Management, LLC13,800$1.19M0.87%+13,800New
Merit Financial Group, LLC14,673$1.27M0.01%+867+6.3%Added
Advisor Group Holdings, Inc.14,708$1.27M0.00%+10,093+218.7%Added
De Lisle Partners LLP15,000$1.29M0.14%+15,000New
O'Shaughnessy Asset Management, LLC15,055$1.30M0.01%+2,685+21.7%Added
West Michigan Advisors, LLC15,094$1.30M0.25%−324−2.1%Reduced
Quantbot Technologies LP15,154$1.31M0.05%−2,676−15.0%Reduced
J.W. Cole Advisors, Inc.15,324$1.32M0.02%+15,324New
Gaddis Premier Wealth Advisors LLC15,349$1.32M0.81%+423+2.8%Added
Jackson Creek Investment Advisors LLC26,544$1.32M0.44%−29,000−52.2%Reduced
Pallas Capital Advisors LLC15,398$1.33M0.04%+1,299+9.2%Added
Fox Run Management, L.L.C.15,441$1.33M0.22%−40,467−72.4%Reduced
Landscape Capital Management, L.L.C.15,512$1.34M0.09%−20,166−56.5%Reduced
Dark Forest Capital Management LP15,812$1.36M0.09%−2,775−14.9%Reduced
Sequoia Financial Advisors, LLC16,104$1.39M0.01%−3,213−16.6%Reduced
Pacer Advisors, Inc.16,371$1.41M0.00%−442−2.6%Reduced
Xponance, Inc.16,385$1.41M0.01%−1,576−8.8%Reduced
State of Wisconsin Investment Board16,566$1.43M0.00%−19,406−53.9%Reduced
BDFS Capital LLC16,673$1.44M0.62%+156+0.9%Added
New York Life Investment Management LLC16,898$1.46M0.01%+1,919+12.8%Added
Colony Group, LLC16,955$1.46M0.00%+903+5.6%Added
Himension Fund16,990$1.47M0.09%−23,461−58.0%Reduced
Rothschild Investment LLC17,550$1.51M0.06%+10,852+162.0%Added
Lecap Asset Management Ltd17,706$1.53M0.65%+17,706New
Occudo Quantitative Strategies LP17,731$1.53M0.08%−93,314−84.0%Reduced
Natixis Advisors, L.P.17,951$1.55M0.00%+2,610+17.0%Added
Harvest Fund Management Co., Ltd18,407$1.59M0.05%+18,407New
Teacher Retirement System of Texas18,563$1.60M0.00%+6,643+55.7%Added
Nomura Asset Management International Inc.19,100$1.65M0.00%−2,300−10.7%Reduced
Lazard Asset Management LLC19,377$1.67M0.00%+197+1.0%Added
Baird Financial Group, Inc.19,396$1.67M0.00%−384,381−95.2%Reduced
Silverleafe Capital Partners, LLC19,741$1.70M0.46%−1,725−8.0%Reduced
Brinker Capital Investments, LLC19,811$1.71M0.01%−1,956−9.0%Reduced
Oak Grove Capital LLC20,000$1.72M0.13%+20,000New
Pictet Asset Management Holding SA20,071$1.73M0.00%00.0%Unchanged