Skip to main content

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.

Institutional holdersQ4 2023: 317 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 heldQ4 2023: $3.50B
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, Q4 2023

Shares, value and share of portfolio for each institution holding Amkor Technology, Inc.; share changes are against Q3 2023.

Institutions holding AMKR in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
First Command Advisory Services, Inc.7,893$262.6K0.00%−650−7.6%Reduced
Cornercap Investment Counsel Inc8,255$274.6K0.04%+8,255New
Allspring Global Investments Holdings, LLC8,287$275.7K0.00%−77,402−90.3%Reduced
1492 Capital Management LLC8,517$283.4K0.16%−43,046−83.5%Reduced
HighTower Advisors, LLC8,539$284.0K0.00%−1,019−10.7%Reduced
Securian Asset Management, Inc8,641$287.5K0.01%−100−1.1%Reduced
Meeder Asset Management Inc9,004$299.6K0.02%+8,897+8,315.0%Added
Prospera Financial Services Inc9,072$301.8K0.01%−3,029−25.0%Reduced
MAI Capital Management9,688$322.3K0.00%−507−5.0%Reduced
Covestor Ltd9,815$327.0K0.22%−3,719−27.5%Reduced
M&T Bank Corp9,874$328.5K0.00%+648+7.0%Added
NinePointTwo Capital9,984$332.0K0.13%00.0%Unchanged
Amplius Wealth Advisors, LLC10,040$334.0K0.04%−2,970−22.8%Reduced
Merit Financial Group, LLC10,193$339.1K0.01%+17+0.2%Added
Atlas Brown,Inc.10,200$339.4K0.14%00.0%Unchanged
IFP Advisors, Inc10,375$345.2K0.02%+592+6.1%Added
Profund Advisors LLC10,525$350.2K0.02%+982+10.3%Added
AE Wealth Management LLC10,782$351.7K0.00%+10,782New
Connable Office Inc11,326$376.8K0.05%+11,326New
QRG Capital Management, Inc.11,432$380.4K0.01%+843+8.0%Added
CWM Advisors, LLC11,514$383.1K0.04%−30,067−72.3%Reduced
Dynamic Advisor Solutions LLC12,661$383.4K0.01%−5,854−31.6%Reduced
Integrated Investment Consultants, LLC11,571$385.0K0.12%−218−1.8%Reduced
Creative Planning12,312$409.6K0.00%+12,312New
Algert Global LLC12,400$412.5K0.02%−3,200−20.5%Reduced
Leuthold Group, LLC12,518$416.5K0.05%−96−0.8%Reduced
Integrated Wealth Concepts LLC12,541$417.2K0.01%+27+0.2%Added
State of Tennessee, Treasury Department12,810$426.2K0.00%−35,326−73.4%Reduced
Williams & Novak, LLC12,861$427.9K0.49%+12,861New
Assetmark, Inc12,874$428.3K0.00%+438+3.5%Added
Pathstone Holdings, LLC12,885$428.7K0.00%+12,885New
Aquatic Capital Management LLC13,000$433.0K0.01%+13,000New
Pictet Asset Management Holding SA13,157$437.7K0.00%+206+1.6%Added
Federated Hermes, Inc.13,308$442.8K0.00%−673−4.8%Reduced
Priebe Wealth Holdings LLC13,600$452.5K0.37%+13,600New
Winton Group Ltd13,981$465.1K0.03%−3,473−19.9%Reduced
Public Employees Retirement Association of Colorado14,064$468.0K0.00%−1,164−7.6%Reduced
SG Americas Securities, LLC14,622$486.0K0.01%−16,501−53.0%Reduced
Bank of Montreal14,910$509.5K0.00%−960−6.0%Reduced
Pacer Advisors, Inc.15,517$516.3K0.00%+6,836+78.7%Added
Verity Asset Management, Inc.15,672$521.4K0.33%+1,955+14.3%Added
Capstone Investment Advisors, LLC15,798$525.6K0.01%+15,798New
Bayesian Capital Management, LP15,900$529.0K0.06%+15,900New
Navellier & Associates Inc16,496$548.8K0.08%+3,462+26.6%Added
Captrust Financial Advisors16,839$560.2K0.00%−312−1.8%Reduced
Mercer Global Advisors Inc17,203$572.0K0.00%+1,844+12.0%Added
Stock Yards Bank & Trust Co18,174$604.6K0.02%−5,066−21.8%Reduced
Graham Capital Management, L.P.18,800$625.5K0.02%00.0%Unchanged
Handelsbanken Fonder AB18,976$631.0K0.00%+1,600+9.2%Added
Janney Montgomery Scott LLC19,045$634.0K0.00%−6,818−26.4%Reduced
Gotham Asset Management, LLC19,235$639.9K0.01%−838−4.2%Reduced
Mariner, LLC19,571$651.1K0.00%+9,104+87.0%Added
Riverwater Partners LLC20,127$669.6K0.53%+141+0.7%Added
Millennium Management LLC20,392$678.4K0.00%−399,480−95.1%Reduced
New Mexico Educational Retirement Board20,500$682.0K0.03%00.0%Unchanged
Campbell & CO Investment Adviser LLC20,684$688.2K0.06%−28,299−57.8%Reduced
Eqis Capital Management, Inc.20,878$694.6K0.06%+440+2.2%Added
JustInvest LLC21,329$709.6K0.02%+12,388+138.6%Added
Group One Trading, L.P.21,691$721.7K0.02%+21,691New
Miller Howard Investments Inc22,243$740.0K0.03%+269+1.2%Added
Xponance, Inc.22,350$743.6K0.01%+2,871+14.7%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys22,776$757.8K0.01%+1,876+9.0%Added
DGS Capital Management, LLC22,900$761.9K0.29%−696−2.9%Reduced
Northwestern Mutual Investment Management Company, LLC22,964$764.0K0.02%+75+0.3%Added
Old Well Partners, LLC24,000$798.5K0.74%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)24,047$800.0K0.00%+57+0.2%Added
SummerHaven Investment Management, LLC24,548$816.7K0.52%+327+1.4%Added
GTS Securities LLC24,636$819.6K0.02%+24,636New
State of Michigan Retirement System24,749$823.4K0.00%+100+0.4%Added
EMC Capital Management24,815$826.0K0.55%00.0%Unchanged
Hancock Whitney Corp25,175$837.6K0.03%−37−0.1%Reduced
Walleye Trading LLC25,418$845.7K0.01%−7,467−22.7%Reduced
Mackenzie Financial Corp25,433$846.2K0.00%−13,125−34.0%Reduced
Balyasny Asset Management LLC26,286$874.5K0.00%−66,368−71.6%Reduced
Versor Investments LP27,102$901.7K0.18%−10,520−28.0%Reduced
Advisor Group Holdings, Inc.27,720$922.3K0.00%−11,043−28.5%Reduced
Ontario Teachers Pension Plan Board27,957$930.1K0.01%+27,957New
Louisiana State Employees Retirement System29,000$964.8K0.02%−200−0.7%Reduced
Oregon Public Employees Retirement Fund29,139$969.5K0.02%+200+0.7%Added
Yorktown Management & Research Co Inc29,500$981.5K1.02%+13,000+78.8%Added
Ritholtz Wealth Management30,353$1.01M0.04%+4,074+15.5%Added
Arizona State Retirement System30,916$1.03M0.01%−557−1.8%Reduced
Ensign Peak Advisors, Inc31,440$1.05M0.00%+3,850+14.0%Added
Walleye Capital LLC31,585$1.05M0.01%−330,531−91.3%Reduced
Foster & Motley Inc32,115$1.07M0.08%+231+0.7%Added
Jefferies Financial Group Inc.32,144$1.07M0.02%+32,144New
Engineers Gate Manager LP32,256$1.07M0.03%−21,673−40.2%Reduced
Tower Research Capital LLC (TRC)32,419$1.08M0.01%+28,017+636.5%Added
ProShare Advisors LLC32,948$1.10M0.00%+5,137+18.5%Added
Teacher Retirement System of Texas34,087$1.13M0.01%−5,478−13.8%Reduced
Teachers Retirement System of the State of Kentucky34,304$1.14M0.01%00.0%Unchanged
Truist Financial Corp34,629$1.15M0.00%−1,172−3.3%Reduced
Ameritas Investment Partners, Inc.34,806$1.16M0.04%+1,472+4.4%Added
BNP Paribas Arbitrage, SA36,186$1.20M0.00%+5,408+17.6%Added
Glenmede Trust Co NA36,523$1.22M0.01%+21,446+142.2%Added
Hanson & Doremus Investment Management38,243$1.27M0.24%−1,064−2.7%Reduced
STRS Ohio38,300$1.27M0.01%−5,400−12.4%Reduced
Oppenheimer Asset Management Inc.39,521$1.31M0.02%−1,262−3.1%Reduced
SEI Investments Co39,678$1.32M0.00%−94,588−70.4%Reduced
Vestcor Inc41,339$1.38M0.05%00.0%Unchanged