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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, Q1 2025

Institutional positions in Amkor Technology, Inc. as of Mar 31, 2025. 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
347
+15 vs. Q4 2024
Shares held
108.7M
−278.8K (−0.3%) vs. Q4 2024
Total value
$1.96B
−$837.9M (−29.9%) vs. Q4 2024
New holders
67
142 more added
Sold out
52
95 more reduced

3 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 holdersQ1 2025: 347 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 heldQ1 2025: $1.96B
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, Q1 2025

Shares, value and share of portfolio for each institution holding Amkor Technology, Inc.; share changes are against Q4 2024.

Institutions holding AMKR in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Transce3nd, LLC15,817$282.7K0.13%+864+5.8%Added
Caxton Associates LLP14,978$270.5K0.01%+14,978New
Virtu Financial LLC14,978$270.0K0.01%+14,978New
Priebe Wealth Holdings LLC14,800$267.3K0.17%+2,000+15.6%Added
Merit Financial Group, LLC14,595$263.6K0.00%+873+6.4%Added
Meeder Asset Management Inc14,560$263.0K0.02%+116+0.8%Added
Quantessence Capital LLC14,400$260.1K0.07%+14,400New
Pictet Asset Management Holding SA14,270$257.7K0.00%00.0%Unchanged
Ulland Investment Advisors, LLC14,180$256.0K0.21%+6,990+97.2%Added
Assetmark, Inc13,570$245.1K0.00%+1,208+9.8%Added
Chase Investment Counsel Corp13,595$245.0K0.09%−2,000−12.8%Reduced
DGS Capital Management, LLC13,405$242.1K0.06%−750−5.3%Reduced
Captrust Financial Advisors13,385$241.7K0.00%+13,385New
Mercer Global Advisors Inc13,264$239.5K0.00%+3,736+39.2%Added
Xponance, Inc.13,168$237.8K0.00%+98+0.7%Added
Aigen Investment Management, LP12,992$234.6K0.04%+12,992New
Occudo Quantitative Strategies LP12,706$232.5K0.03%+12,706New
Integrated Wealth Concepts LLC12,690$229.2K0.00%−30−0.2%Reduced
Walleye Capital LLC12,635$228.2K0.00%+12,635New
Williams & Novak, LLC12,241$221.7K0.22%+30+0.2%Added
Connable Office Inc11,741$212.0K0.02%00.0%Unchanged
Covestor Ltd11,294$205.0K0.14%+2,689+31.2%Added
Brinker Capital Investments, LLC11,222$202.7K0.00%+571+5.4%Added
Orion Portfolio Solutions, LLC11,222$202.7K0.00%+571+5.4%Added
Guidance Capital, Inc10,936$198.4K0.06%+428+4.1%Added
Magnetar Financial LLC10,922$197.3K0.00%+10,922New
Sumitomo Mitsui Trust Holdings, Inc.10,886$196.6K0.00%+1,423+15.0%Added
SummitTX Capital, L.P.10,883$196.5K0.01%+10,883New
Federated Hermes, Inc.10,757$194.3K0.00%−1,132−9.5%Reduced
Atlas Brown,Inc.10,625$191.9K0.07%00.0%Unchanged
Integrated Investment Consultants, LLC10,598$191.4K0.04%−93−0.9%Reduced
Pallas Capital Advisors LLC10,403$187.9K0.01%+10,403New
Hancock Whitney Corp10,210$184.4K0.01%−11,555−53.1%Reduced
Ci Investments Inc.10,207$184.0K0.00%+854+9.1%Added
Fox Run Management, L.L.C.10,053$181.6K0.03%+10,053New
DekaBank Deutsche Girozentrale9,919$179.0K0.00%00.0%Unchanged
OP Asset Management Ltd9,492$171.4K0.00%+9,492New
Bayforest Capital Ltd9,338$168.6K0.07%+6,964+293.3%Added
Securian Asset Management, Inc8,576$154.9K0.00%00.0%Unchanged
US Bancorp7,811$141.1K0.00%+4,159+113.9%Added
Mirae Asset Global ETFs Holdings Ltd.7,509$135.6K0.00%+6,768+913.4%Added
1620 Investment Advisors, Inc.7,449$134.5K0.10%+2,681+56.2%Added
Tower Research Capital LLC (TRC)6,809$123.0K0.00%−8,769−56.3%Reduced
Signaturefd, LLC5,367$96.9K0.00%+2,545+90.2%Added
Clearstead Advisors, LLC5,217$94.2K0.00%+87+1.7%Added
Smithfield Trust Co5,000$90.0K0.00%00.0%Unchanged
GAMMA Investing LLC4,853$87.6K0.01%+1,721+54.9%Added
First Command Advisory Services, Inc.4,700$84.9K0.00%00.0%Unchanged
Amundi4,510$81.5K0.00%−48,627−91.5%Reduced
Palouse Capital Management, Inc.4,010$72.4K0.05%+1,375+52.2%Added
Lindbrook Capital, LLC3,735$67.5K0.01%+3,309+776.8%Added
Quarry LP3,679$66.4K0.02%+2,154+141.2%Added
Coldstream Capital Management Inc3,593$64.9K0.00%+3,593New
Parallel Advisors, LLC3,509$63.4K0.00%−535−13.2%Reduced
The PNC Financial Services Group, Inc.3,207$57.9K0.00%−970−23.2%Reduced
Versant Capital Management, Inc3,009$54.3K0.01%+2,479+467.7%Added
Brown Brothers Harriman & Co2,985$53.9K0.00%00.0%Unchanged
Quest Partners LLC2,939$53.1K0.01%+2,939New
Northwestern Mutual Wealth Management Co2,302$41.6K0.00%+449+24.2%Added
Advisors Asset Management, Inc.2,236$40.4K0.00%+854+61.8%Added
IFP Advisors, Inc2,168$39.2K0.00%−4,040−65.1%Reduced
Allworth Financial LP2,173$37.8K0.00%+1,357+166.3%Added
Steward Partners Investment Advisory, LLC2,085$37.7K0.00%−318−13.2%Reduced
Whittier Trust Co of Nevada Inc1,942$35.0K0.00%+61+3.2%Added
Umb Bank N A1,756$31.7K0.00%+1,530+677.0%Added
Jones Financial Companies LLLP1,682$30.8K0.00%+194+13.0%Added
Harbour Investments, Inc.1,615$29.2K0.00%00.0%Unchanged
Hurley Capital, LLC1,614$29.2K0.02%00.0%Unchanged
Caitong International Asset Management Co., Ltd1,514$27.3K0.02%+1,514New
Advisor Group Holdings, Inc.1,445$26.1K0.00%−1,015−41.3%Reduced
Public Employees Retirement Association of Colorado1,439$26.0K0.00%−10,445−87.9%Reduced
Kestra Investment Management, LLC1,421$25.7K0.00%+1,421New
Rothschild Investment LLC1,288$23.3K0.00%00.0%Unchanged
True Wealth Design, LLC1,272$23.0K0.01%+1,235+3,337.8%Added
Fifth Third Bancorp1,217$22.0K0.00%+71+6.2%Added
Ronald Blue Trust, Inc.1,089$19.7K0.00%00.0%Unchanged
SRS Capital Advisors, Inc.948$17.1K0.00%+948New
Nomura Asset Management Co Ltd900$16.3K0.00%00.0%Unchanged
Banque Cantonale Vaudoise911$16.0K0.00%+911New
Skopos Labs, Inc.884$16.0K0.00%+802+978.0%Added
Quadrant Capital Group LLC879$15.9K0.00%−275−23.8%Reduced
Boston Private Wealth LLC870$15.7K0.00%+870New
Farther Finance Advisors, LLC748$13.5K0.00%−3−0.4%Reduced
Atlas Capital Advisors LLC743$13.4K0.00%−3,278−81.5%Reduced
Hemington Wealth Management740$13.0K0.00%−13−1.7%Reduced
EverSource Wealth Advisors, LLC656$11.8K0.00%−58−8.1%Reduced
Clear Street Markets LLC500$9.03K0.01%+500New
SBI Securities Co., Ltd.472$8.52K0.00%−576−55.0%Reduced
Solstein Capital, LLC464$8.38K0.00%00.0%Unchanged
Whittier Trust Co432$7.80K0.00%00.0%Unchanged
CoreCap Advisors, LLC423$7.64K0.00%+118+38.7%Added
Bryn Mawr Trust Co416$7.51K0.00%−19−4.4%Reduced
Nisa Investment Advisors, LLC374$6.78K0.00%−9,576−96.2%Reduced
Fuller & Thaler Asset Management, Inc.371$6.70K0.00%00.0%Unchanged
Massmutual Trust Co FSB310$5.60K0.00%+163+110.9%Added
Smartleaf Asset Management LLC262$4.80K0.00%−333−56.0%Reduced
Principal Securities, Inc.183$4.70K0.00%00.0%Unchanged
Bell Investment Advisors, Inc235$4.25K0.00%+74+46.0%Added
WealthCollab, LLC232$4.19K0.00%−29−11.1%Reduced
Bessemer Group Inc217$4.00K0.00%−1,320−85.9%Reduced