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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 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
HBC Financial Services, PLLC10$00.00%00.0%Unchanged
Financial Management Professionals, Inc.3$00.00%+3New
Global Retirement Partners, LLC6$1840.00%00.0%Unchanged
Glassman Wealth Services12$3990.00%00.0%Unchanged
RFP Financial Group LLC12$3990.00%00.0%Unchanged
Clearstead Advisors, LLC15$5000.00%00.0%Unchanged
Retirement Group, LLC16$5320.00%00.0%Unchanged
Kelly Financial Services LLC20$6650.00%00.0%Unchanged
Creative Financial Designs Inc24$7980.00%00.0%Unchanged
Capital Advisors, Ltd. LLC31$1.00K0.00%00.0%Unchanged
Tfo-TDC, LLC31$1.03K0.00%00.0%Unchanged
CarsonAllaria Wealth Management, Ltd.33$1.10K0.00%00.0%Unchanged
Lee Financial Co38$1.26K0.00%−52−57.8%Reduced
Kayne Anderson Rudnick Investment Management LLC40$1.35K0.00%+13+48.1%Added
First Pacific Financial42$1.40K0.00%+42New
EverSource Wealth Advisors, LLC43$1.43K0.00%−3−6.5%Reduced
Cape Investment Advisory, Inc.44$1.46K0.00%+44New
Prestige Wealth Management Group LLC46$1.53K0.00%00.0%Unchanged
Farmers & Merchants Investments Inc49$1.63K0.00%00.0%Unchanged
Coppell Advisory Solutions LLC50$1.66K0.00%+50New
DiNuzzo Private Wealth, Inc.56$1.86K0.00%+56New
Private Wealth Management Group, LLC56$1.86K0.00%+56New
Versant Capital Management, Inc58$1.93K0.00%+58New
AdvisorNet Financial, Inc68$2.26K0.00%−19−21.8%Reduced
Carolinas Wealth Consulting LLC81$2.69K0.00%−7−8.0%Reduced
Hantz Financial Services, Inc.78$3.00K0.00%00.0%Unchanged
Bruce G. Allen Investments, LLC91$3.03K0.00%+91New
SJS Investment Consulting Inc.96$3.19K0.00%+7+7.9%Added
ORG Partners LLC100$3.33K0.00%+50+100.0%Added
Umb Bank N A101$3.36K0.00%00.0%Unchanged
Geneos Wealth Management Inc.106$3.53K0.00%+6+6.0%Added
Proequities, Inc.111$3.69K0.00%−6−5.1%Reduced
Adirondack Trust Co150$4.65K0.00%00.0%Unchanged
Frazier Financial Advisors, LLC147$4.89K0.00%+147New
Larson Financial Group LLC149$4.96K0.00%+149New
Bessemer Group Inc193$6.00K0.00%+105+119.3%Added
National Bank of Canada200$6.39K0.00%00.0%Unchanged
Principal Securities, Inc.193$6.42K0.00%+193New
Twin Tree Management, LP202$6.72K0.00%+202New
Turtle Creek Wealth Advisors, LLC205$6.82K0.00%+205New
Massmutual Trust Co FSB217$7.22K0.00%−150−40.9%Reduced
Bell Investment Advisors, Inc224$7.45K0.00%−51−18.5%Reduced
JFS Wealth Advisors, LLC237$7.88K0.00%00.0%Unchanged
WealthCollab, LLC261$8.68K0.01%+261New
Natixis267$8.88K0.00%+267New
Lindbrook Capital, LLC278$9.25K0.00%−27−8.9%Reduced
Spire Wealth Management400$13.1K0.00%00.0%Unchanged
Whittier Trust Co432$14.4K0.00%00.0%Unchanged
Solstein Capital, LLC464$15.4K0.01%00.0%Unchanged
Farther Finance Advisors, LLC471$15.7K0.00%+83+21.4%Added
Quarry LP701$23.3K0.01%+701New
Allworth Financial LP812$27.0K0.00%+755+1,324.6%Added
Byrne Asset Management LLC800$27.2K0.02%−200−20.0%Reduced
Rothschild Investment LLC843$28.0K0.00%+843New
Leonteq Securities AG852$28.3K0.00%+852New
Pineridge Advisors LLC853$28.4K0.01%+853New
Parkside Financial Bank & Trust863$28.7K0.01%+806+1,414.0%Added
Fifth Third Bancorp874$29.1K0.00%+347+65.8%Added
Nomura Asset Management Co Ltd900$29.9K0.00%00.0%Unchanged
West Tower Group, LLC939$31.2K0.06%+939New
Nisa Investment Advisors, LLC961$32.0K0.00%−1,038−51.9%Reduced
Ronald Blue Trust, Inc.1,487$33.0K0.00%+540+57.0%Added
Advisory Services Network, LLC1,032$34.3K0.00%+1,032New
Amundi1,046$34.8K0.00%−28,988−96.5%Reduced
Mitsubishi UFJ Trust & Banking Corp1,122$37.3K0.00%−10,674−90.5%Reduced
Whittier Trust Co of Nevada Inc1,357$45.1K0.00%00.0%Unchanged
Harbour Investments, Inc.1,372$45.6K0.00%00.0%Unchanged
Quadrant Capital Group LLC1,534$51.0K0.00%+297+24.0%Added
State of Wyoming1,665$55.4K0.01%+393+30.9%Added
Caitlin John, LLC1,958$65.1K0.05%+1,958New
Chilton Capital Management LLC1,993$66.3K0.00%00.0%Unchanged
Acadian Asset Management LLC2,279$75.0K0.00%−1,938−46.0%Reduced
Parallel Advisors, LLC2,446$81.4K0.00%+5+0.2%Added
Ci Investments Inc.2,670$89.0K0.00%+1,647+161.0%Added
Signaturefd, LLC2,721$90.5K0.00%−430−13.6%Reduced
CWM, LLC2,841$95.0K0.00%−820−22.4%Reduced
GAMMA Investing LLC3,047$96.5K0.03%+3,047New
Advisors Asset Management, Inc.2,983$99.2K0.00%−996−25.0%Reduced
Brown Brothers Harriman & Co2,985$99.3K0.00%00.0%Unchanged
US Bancorp3,015$100.3K0.00%−675−18.3%Reduced
Atlas Capital Advisors LLC3,701$123.1K0.02%+170+4.8%Added
Northwestern Mutual Wealth Management Co3,740$124.4K0.00%+48+1.3%Added
JJJ Advisors Inc.4,732$157.4K0.04%−97−2.0%Reduced
The PNC Financial Services Group, Inc.4,820$160.4K0.00%−854−15.1%Reduced
Smithfield Trust Co5,000$166.0K0.01%00.0%Unchanged
Bokf, NA5,492$182.7K0.00%+5,492New
Steward Partners Investment Advisory, LLC5,523$183.8K0.00%+26+0.5%Added
Bailard, Inc.6,040$201.0K0.01%−6,201−50.7%Reduced
Axq Capital, LP6,100$202.9K0.05%+6,100New
Fuller & Thaler Asset Management, Inc.6,262$208.3K0.00%−228,431−97.3%Reduced
Global X Japan Co., Ltd.6,299$209.6K0.12%+6,299New
Vident Advisory, LLC6,343$211.0K0.01%−2,863−31.1%Reduced
Metropolitan Life Insurance Co6,392$212.7K0.01%+517+8.8%Added
ISAM Funds (UK) Ltd6,522$217.0K0.15%+6,522New
Crossmark Global Holdings, Inc.6,811$227.0K0.00%+6,811New
Forum Financial Management, LP6,986$232.4K0.00%+6,986New
Meritage Portfolio Management7,311$243.0K0.02%+7,311New
CBOE Vest Financial, LLC7,573$252.0K0.01%+7,573New
Public Employees Retirement System of Ohio7,784$259.0K0.00%+210+2.8%Added
HSBC Holdings PLC7,838$260.8K0.00%+7,838New