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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, Q4 2022

Institutional positions in Amkor Technology, Inc. as of Dec 31, 2022. 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
294
+24 vs. Q3 2022
Shares held
94.7M
+481.0K (+0.5%) vs. Q3 2022
Total value
$2.27B
+$664.6M (+41.4%) vs. Q3 2022
New holders
59
89 more added
Sold out
35
107 more reduced

4 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2022: 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 2022: 294 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 2022: $2.27B
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 2022

Shares, value and share of portfolio for each institution holding Amkor Technology, Inc.; share changes are against Q3 2022.

Institutions holding AMKR in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Mirae Asset Global Investments Co., Ltd.44,814$1.07M0.00%−193−0.4%Reduced
Jennison Associates LLC44,683$1.07M0.00%+1,677+3.9%Added
Capula Management Ltd44,490$1.07M0.11%+44,490New
O'Shaughnessy Asset Management, LLC42,891$1.03M0.02%+8,677+25.4%Added
Ameritas Investment Partners, Inc.33,959$1.02M0.04%−190−0.6%Reduced
Hanson & Doremus Investment Management40,881$980.0K0.21%+1,966+5.1%Added
UBS Group AG40,775$977.8K0.00%+39,800+4,082.1%Added
Zebra Capital Management LLC40,693$976.0K3.41%−4,336−9.6%Reduced
Russell Investments Group, Ltd.40,252$965.2K0.00%−10,300−20.4%Reduced
STRS Ohio40,100$961.0K0.00%−13,100−24.6%Reduced
Mackenzie Financial Corp40,071$960.9K0.00%−19,886−33.2%Reduced
Campbell & CO Investment Adviser LLC39,076$937.0K0.22%+20,769+113.4%Added
Voya Investment Management LLC39,022$935.7K0.00%00.0%Unchanged
HSBC Holdings PLC36,900$887.5K0.00%−91,664−71.3%Reduced
Balyasny Asset Management LLC35,805$858.6K0.00%−98,766−73.4%Reduced
Citigroup Inc35,801$858.5K0.00%−753−2.1%Reduced
Millennium Management LLC35,777$858.0K0.00%−55,836−60.9%Reduced
Yorktown Management & Research Co Inc34,800$834.5K1.02%00.0%Unchanged
LPL Financial LLC32,855$787.9K0.00%−445−1.3%Reduced
Arizona State Retirement System31,089$745.5K0.01%+1,156+3.9%Added
Cornercap Investment Counsel Inc31,022$743.9K0.13%+392+1.3%Added
Franklin Resources Inc29,641$710.8K0.00%−12,929−30.4%Reduced
Oregon Public Employees Retirement Fund29,539$708.3K0.01%+344+1.2%Added
Neo Ivy Capital Management29,322$703.0K0.48%+29,322New
Eqis Capital Management, Inc.29,027$696.1K0.08%+29,027New
ProShare Advisors LLC28,789$690.4K0.00%+2,517+9.6%Added
Janney Montgomery Scott LLC28,257$678.0K0.00%−743−2.6%Reduced
Foster & Motley Inc28,206$676.0K0.06%−449−1.6%Reduced
Engineers Gate Manager LP27,916$669.4K0.04%+27,916New
Stock Yards Bank & Trust Co27,602$662.0K0.03%+399+1.5%Added
Hancock Whitney Corp27,596$661.0K0.03%+27,596New
Jane Street Group, LLC27,008$647.7K0.00%+2,738+11.3%Added
Louisiana State Employees Retirement System26,900$645.0K0.02%+200+0.7%Added
DGS Capital Management, LLC26,706$640.4K0.42%+632+2.4%Added
Pacer Advisors, Inc.26,644$638.9K0.00%+11,416+75.0%Added
State of Michigan Retirement System25,549$612.7K0.00%+200+0.8%Added
Tower Research Capital LLC (TRC)25,140$603.0K0.02%+15,864+171.0%Added
EMC Capital Management24,815$595.0K0.53%+3,294+15.3%Added
Trexquant Investment LP24,248$581.5K0.02%+24,248New
Old Well Partners, LLC24,000$575.5K0.50%+24,000New
Oppenheimer Asset Management Inc.23,581$565.5K0.01%+23,581New
Kiwi Wealth Investments Limited Partnership23,481$563.1K0.04%+23,481New
Empirical Finance, LLC23,303$558.8K0.06%+212+0.9%Added
Y-Intercept (Hong Kong) Ltd23,174$555.7K0.08%+6,723+40.9%Added
Vestcor Inc23,027$552.0K0.02%+23,027New
Diversified Trust Co22,562$541.0K0.02%−331−1.4%Reduced
Graham Capital Management, L.P.22,284$534.4K0.02%−94,280−80.9%Reduced
Miller Howard Investments Inc21,987$527.2K0.02%00.0%Unchanged
Ensign Peak Advisors, Inc21,790$522.5K0.00%−7,700−26.1%Reduced
Robeco Institutional Asset Management B.V.20,826$499.4K0.00%−4,975−19.3%Reduced
United Capital Financial Advisers, LLC20,519$492.0K0.00%−4,869−19.2%Reduced
Mercer Global Advisors Inc20,138$483.0K0.00%+3,011+17.6%Added
DuPont Capital Management Corp20,026$480.2K0.02%−61,357−75.4%Reduced
Atria Wealth Solutions, Inc.19,965$478.8K0.01%−7,856−28.2%Reduced
Mariner, LLC19,659$472.0K0.00%+19,659New
Susquehanna International Group, LLP19,404$465.3K0.00%−36,400−65.2%Reduced
Bank of Montreal19,071$459.7K0.00%+3,071+19.2%Added
Gotham Asset Management, LLC18,143$435.1K0.01%−42,574−70.1%Reduced
Handelsbanken Fonder AB17,376$417.0K0.00%00.0%Unchanged
Alps Advisors Inc17,213$412.8K0.00%−83−0.5%Reduced
Federated Hermes, Inc.16,602$398.1K0.00%−79−0.5%Reduced
Teachers Retirement System of the State of Kentucky15,996$383.0K0.00%−4,900−23.4%Reduced
Point72 Middle East FZE15,878$380.8K0.03%+15,878New
Public Employees Retirement Association of Colorado15,793$379.0K0.00%00.0%Unchanged
New Mexico Educational Retirement Board15,800$379.0K0.02%00.0%Unchanged
Hanseatic Management Services Inc15,810$379.0K0.96%+15,810New
Xponance, Inc.15,771$378.2K0.01%−82−0.5%Reduced
Baird Financial Group, Inc.15,734$378.0K0.00%−107−0.7%Reduced
MAI Capital Management15,727$377.1K0.01%+68+0.4%Added
Meeder Asset Management Inc15,461$370.8K0.03%−49,710−76.3%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)15,026$360.3K0.00%−449−2.9%Reduced
Cipher Capital LP14,778$354.4K0.07%+14,778New
Captrust Financial Advisors14,522$348.2K0.00%+2,500+20.8%Added
FORA Capital, LLC14,499$347.7K0.06%+14,499New
Covestor Ltd14,409$346.0K0.28%+1,764+14.0%Added
Tudor Investment Corp Et Al14,289$343.0K0.01%+14,289New
State of Wisconsin Investment Board13,735$329.4K0.00%−6,789−33.1%Reduced
Leuthold Group, LLC13,595$326.0K0.04%−335−2.4%Reduced
Connable Office Inc13,353$320.0K0.05%+13,353New
Royal Bank of Canada13,255$318.0K0.00%+11,888+869.6%Added
Amplius Wealth Advisors, LLC13,000$311.7K0.05%00.0%Unchanged
Laurel Wealth Advisors, Inc.12,571$301.0K0.03%00.0%Unchanged
Gofen & Glossberg LLC12,500$300.0K0.01%00.0%Unchanged
Group One Trading, L.P.12,130$290.9K0.01%+12,130New
Pictet Asset Management SA11,698$281.0K0.00%+11,698New
Advisor Group Holdings, Inc.11,329$272.0K0.00%+8,122+253.3%Added
Navellier & Associates Inc10,952$262.6K0.05%+10,952New
Bayesian Capital Management, LP10,793$258.8K0.04%+10,793New
Vident Investment Advisory, LLC10,749$257.8K0.01%−120,701−91.8%Reduced
United Services Automobile Association10,726$257.0K0.01%+10,726New
Versor Investments LP10,579$253.7K0.02%−20,621−66.1%Reduced
Merit Financial Group, LLC10,322$247.5K0.01%+11+0.1%Added
Moors & Cabot, Inc.10,200$244.6K0.02%+10,200New
Counterpoint Mutual Funds LLC9,911$237.7K0.25%−2,715−21.5%Reduced
CWM Advisors, LLC9,800$235.0K0.03%−2,408−19.7%Reduced
Mitsubishi UFJ Trust & Banking Corp9,696$232.5K0.00%−4,451−31.5%Reduced
First Command Bank9,513$228.0K0.03%00.0%Unchanged
First Command Financial Services, Inc.9,513$228.0K0.03%00.0%Unchanged
Prospera Financial Services Inc9,446$226.5K0.01%+9,446New
Watershed Asset Management, L.L.C.9,377$224.9K0.28%−4,364−31.8%Reduced