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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 2021

Institutional positions in Amkor Technology, Inc. as of Dec 31, 2021. 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
273
+6 vs. Q3 2021
Shares held
94.3M
+217.3K (+0.2%) vs. Q3 2021
Total value
$2.33B
−$15.0M (−0.6%) vs. Q3 2021
New holders
47
98 more added
Sold out
41
87 more reduced

2 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2021: 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 2021: 273 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 2021: $2.33B
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 2021

Shares, value and share of portfolio for each institution holding Amkor Technology, Inc.; share changes are against Q3 2021.

Institutions holding AMKR in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Clearstead Advisors, LLC15$00.00%00.0%Unchanged
HBC Financial Services, PLLC10$00.00%00.0%Unchanged
Huntington National Bank19$00.00%+19New
Sutton Wealth Advisors Inc.13$3220.00%+13New
Kelly Financial Services LLC20$4960.00%00.0%Unchanged
Raffa Wealth Management, LLC40$9920.00%00.0%Unchanged
Prestige Wealth Management Group LLC46$1.00K0.00%−730−94.1%Reduced
Quadrant Capital Group LLC52$1.00K0.00%−123−70.3%Reduced
Bell Investment Advisors, Inc48$1.00K0.00%+26+118.2%Added
Schubert & Co51$1.00K0.00%+51New
Globeflex Capital L P94$2.00K0.00%00.0%Unchanged
Reilly Financial Advisors, LLC100$2.00K0.00%00.0%Unchanged
JFS Wealth Advisors, LLC78$2.00K0.00%+78New
Aquatic Capital Management LLC100$2.00K0.00%+100New
Lee Financial Co123$3.00K0.00%−115−48.3%Reduced
Denali Advisors LLC113$3.00K0.00%00.0%Unchanged
Tarbox Family Office, Inc.110$3.00K0.00%00.0%Unchanged
Lindbrook Capital, LLC134$3.00K0.00%00.0%Unchanged
First Horizon Advisors, Inc.157$4.00K0.00%−55−25.9%Reduced
Geneos Wealth Management Inc.200$4.00K0.00%00.0%Unchanged
Private Capital Group, LLC163$4.00K0.00%00.0%Unchanged
Eaton Vance Management131$4.00K0.00%+33+33.7%Added
Fifth Third Bancorp197$5.00K0.00%−2−1.0%Reduced
National Bank of Canada200$5.00K0.00%+200New
CoreCap Advisors, LLC200$5.00K0.00%+200New
Aua Capital Management, LLC282$7.00K0.00%−9−3.1%Reduced
American Portfolios Advisors350$8.68K0.00%−229−39.6%Reduced
TCI Wealth Advisors, Inc.344$9.00K0.00%−122−26.2%Reduced
Benjamin Edwards Inc368$9.00K0.00%+294+397.3%Added
Bivin & Associates, Inc.400$10.0K0.01%+400New
Whittier Trust Co432$11.0K0.00%00.0%Unchanged
Solstein Capital, LLC464$12.0K0.01%00.0%Unchanged
CWM, LLC855$21.0K0.00%+855New
Jones Financial Companies LLLP892$22.0K0.00%+892New
Harbour Investments, Inc.1,016$25.0K0.00%+62+6.5%Added
Barrow Hanley Mewhinney & Strauss LLC994$25.0K0.00%+994New
Signet Financial Management, LLC1,024$25.0K0.00%+1,024New
Ci Investments Inc.1,217$30.0K0.00%−687−36.1%Reduced
Exchange Traded Concepts, LLC1,319$33.0K0.00%+85+6.9%Added
State of Wyoming1,399$35.0K0.02%+1,399New
Signaturefd, LLC1,505$37.0K0.00%+1,098+269.8%Added
Byrne Asset Management LLC1,488$37.0K0.02%+1,488New
Northwestern Mutual Wealth Management Co1,578$39.0K0.00%−1,200−43.2%Reduced
Parallel Advisors, LLC1,592$39.0K0.00%+522+48.8%Added
Larson Financial Group LLC1,653$41.0K0.01%+1,653New
Baillie Gifford & Co1,765$44.0K0.00%−126−6.7%Reduced
Advisors Asset Management, Inc.1,867$46.3K0.00%+961+106.1%Added
Harvest Fund Management Co., Ltd1,922$47.0K0.01%00.0%Unchanged
Covestor Ltd1,907$47.0K0.07%+1,907New
US Bancorp1,931$48.0K0.00%+365+23.3%Added
Vigilant Capital Management, LLC1,953$48.0K0.00%+1,000+104.9%Added
Cribstone Capital Management, LLC2,350$58.0K0.03%+2,350New
Twin Tree Management, LP2,803$69.0K0.00%−46,664−94.3%Reduced
Brown Brothers Harriman & Co2,985$74.0K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.3,350$82.0K0.00%−237−6.6%Reduced
JJJ Advisors Inc.3,560$88.0K0.03%+1,569+78.8%Added
Edmond de Rothschild Holding S.A.3,684$91.0K0.00%+3,684New
Ellevest, Inc.4,257$106.0K0.01%−326−7.1%Reduced
IFP Advisors, Inc4,376$110.0K0.00%+154+3.6%Added
Captrust Financial Advisors5,001$124.0K0.00%−3,328−40.0%Reduced
Smithfield Trust Co5,000$124.0K0.01%00.0%Unchanged
Tower Research Capital LLC (TRC)5,736$142.0K0.00%−5,200−47.5%Reduced
Advisor Group Holdings, Inc.5,870$146.0K0.00%+1,258+27.3%Added
Steward Partners Investment Advisory, LLC6,383$158.0K0.00%+78+1.2%Added
Acadian Asset Management LLC6,911$171.0K0.00%+6,911New
Leonteq Securities AG7,110$176.3K0.01%+2,152+43.4%Added
Russell Investments Group, Ltd.7,437$183.0K0.00%−30,451−80.4%Reduced
Boston Partners40,395$189.0K0.00%00.0%Unchanged
AXA S.A.8,100$201.0K0.00%−7,600−48.4%Reduced
Atlas Brown,Inc.8,200$203.0K0.08%+8,200New
Crossmark Global Holdings, Inc.8,220$204.0K0.00%+8,220New
Castleview Partners, LLC5,205$210.0K0.00%+5,205New
Cornercap Investment Counsel Inc8,520$211.0K0.03%00.0%Unchanged
Robeco Institutional Asset Management B.V.8,750$217.0K0.00%00.0%Unchanged
Securian Asset Management, Inc8,884$220.0K0.00%−100−1.1%Reduced
M&T Bank Corp9,040$224.0K0.00%00.0%Unchanged
Eqis Capital Management, Inc.9,534$236.0K0.02%−1,756−15.6%Reduced
First Command Financial Services, Inc.9,513$236.0K0.03%00.0%Unchanged
First Command Bank9,513$237.0K0.04%00.0%Unchanged
Amundi10,090$242.0K0.00%00.0%Unchanged
CWM Advisors, LLC10,011$248.0K0.03%+1,365+15.8%Added
Factorial Partners, LLC10,000$248.0K0.16%+10,000New
Zacks Investment Management10,195$253.0K0.00%−22,204−68.5%Reduced
CIBC Asset Management Inc10,338$256.0K0.00%+367+3.7%Added
Merit Financial Group, LLC10,324$256.0K0.03%+609+6.3%Added
Gotham Asset Management, LLC10,596$263.0K0.01%−2,737−20.5%Reduced
One Wealth Advisors, LLC10,909$270.0K0.07%−150−1.4%Reduced
Point72 Hong Kong Ltd11,042$274.0K0.02%+3,894+54.5%Added
Independent Financial Group, LLC11,430$283.4K0.02%+11,430New
Boulder Hill Capital Management LP11,600$288.0K0.28%+11,600New
Mercer Global Advisors Inc11,724$291.0K0.00%+11,724New
DGS Capital Management, LLC11,861$294.0K0.18%+11,861New
Pacer Advisors, Inc.12,113$300.0K0.00%+319+2.7%Added
Stanley-Laman Group, Ltd.12,132$301.0K0.04%+12,132New
Watershed Asset Management, L.L.C.12,164$302.0K0.27%+12,164New
Versor Investments LP12,425$308.0K0.01%−1,675−11.9%Reduced
NinePointTwo Capital12,489$309.0K0.10%+12,489New
Gofen & Glossberg LLC12,500$310.0K0.01%00.0%Unchanged
Grantham, Mayo, Van Otterloo & Co. LLC12,806$317.0K0.00%−46,094−78.3%Reduced
Alps Advisors Inc12,879$319.0K0.00%+258+2.0%Added