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, Q1 2024

Institutional positions in Amkor Technology, Inc. as of Mar 31, 2024. 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
338
+24 vs. Q4 2023
Shares held
106.3M
+1.50M (+1.4%) vs. Q4 2023
Total value
$3.43B
−$60.4M (−1.7%) vs. Q4 2023
New holders
51
115 more added
Sold out
27
119 more reduced

3 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2024: 338 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 2024: $3.43B
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 2024

Shares, value and share of portfolio for each institution holding Amkor Technology, Inc.; share changes are against Q4 2023.

Institutions holding AMKR in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.15,203,042$490.1M0.01%+282,551+1.9%Added
Vanguard Group Inc14,976,630$482.8M0.01%+219,638+1.5%Added
Dimensional Fund Advisors LP14,487,504$467.1M0.13%−373,081−2.5%Reduced
LSV Asset Management5,979,518$192.8M0.40%−457,357−7.1%Reduced
Alliancebernstein L.P.3,856,418$124.3M0.04%−574,799−13.0%Reduced
State Street Corp3,836,397$124.0M0.01%+109,561+2.9%Added
First Trust Advisors LP3,237,461$104.4M0.11%+811,015+33.4%Added
Geode Capital Management, LLC2,644,767$85.3M0.01%+75,623+2.9%Added
Earnest Partners LLC2,347,891$75.7M0.35%−59,675−2.5%Reduced
Charles Schwab Investment Management Inc1,939,871$62.5M0.01%+87,562+4.7%Added
AQR Capital Management LLC1,913,895$61.7M0.11%−509,474−21.0%Reduced
SW Investment Management LLC1,650,000$53.2M17.09%−350,000−17.5%Reduced
Northern Trust Corp1,644,924$53.0M0.01%−211,059−11.4%Reduced
Goldman Sachs Group Inc1,557,060$50.2M0.01%+146,556+10.4%Added
Bank of New York Mellon Corp1,335,932$43.1M0.01%−39,363−2.9%Reduced
Norges Bank1,294,305$41.7M0.01%+115,346+9.8%Added
Invesco Ltd.1,235,261$39.8M0.01%+127,640+11.5%Added
Westwood Holdings Group Inc.1,103,618$35.6M0.28%+25,445+2.4%Added
American Century Companies Inc1,083,784$34.9M0.02%−1,980−0.2%Reduced
FMR LLC1,061,994$34.2M0.00%+799,740+304.9%Added
Morgan Stanley1,042,400$33.6M0.00%−208,728−16.7%Reduced
Arrowstreet Capital, Limited Partnership812,152$26.2M0.02%+740,587+1,034.8%Added
Tredje AP-fonden652,000$21.0M0.22%+25,000+4.0%Added
Boston Partners605,896$19.4M0.02%−16,248−2.6%Reduced
TT International Asset Management LTD567,967$18.3M1.73%−342,304−37.6%Reduced
JPMorgan Chase & Co520,660$16.8M0.00%+55,901+12.0%Added
Bridgewater Associates, LP509,402$16.4M0.08%+418,444+460.0%Added
Nuveen Asset Management, LLC477,161$15.4M0.00%−33,003−6.5%Reduced
First Eagle Investment Management, LLC466,499$15.0M0.03%+48,900+11.7%Added
Prudential Financial Inc456,684$14.7M0.02%−72,165−13.6%Reduced
Royce & Associates LP447,660$14.4M0.13%−93,178−17.2%Reduced
Principal Financial Group Inc447,168$14.4M0.01%+8,470+1.9%Added
Man Group plc431,094$13.9M0.04%+37,677+9.6%Added
Bank of America Corp427,533$13.8M0.00%+225,031+111.1%Added
Voloridge Investment Management, LLC398,533$12.8M0.05%+4,004+1.0%Added
Envestnet Asset Management Inc379,522$12.2M0.00%+31,538+9.1%Added
Rhumbline Advisers374,681$12.1M0.01%+4,496+1.2%Added
M&G Plc357,333$11.4M0.07%+357,333New
Varma Mutual Pension Insurance Co338,400$10.9M0.09%+338,400New
Marshall Wace, LLP326,723$10.5M0.02%−500,180−60.5%Reduced
Baird Financial Group, Inc.315,339$10.2M0.02%+33,550+11.9%Added
Jacobs Levy Equity Management, Inc311,227$10.0M0.04%+311,227New
Cerity Partners LLC307,011$9.90M0.03%+197,986+181.6%Added
Barclays PLC306,770$9.89M0.00%+31,200+11.3%Added
Bandera Partners LLC304,853$9.83M3.83%00.0%Unchanged
Ameriprise Financial Inc303,323$9.78M0.00%−1,240,450−80.4%Reduced
Millennium Management LLC295,888$9.54M0.01%+275,496+1,351.0%Added
Capital World Investors288,100$9.29M0.00%+288,100New
Mirae Asset Global Investments Co., Ltd.289,443$8.99M0.02%+39,509+15.8%Added
Channing Capital Management, LLC278,805$8.99M0.24%+278,805New
Point72 Asset Management, L.P.278,100$8.97M0.03%+278,100New
Squarepoint Ops LLC252,503$8.14M0.03%−19,856−7.3%Reduced
Healthcare of Ontario Pension Plan Trust Fund250,689$8.08M0.03%−6,311−2.5%Reduced
Bridgeway Capital Management, LLC225,450$7.27M0.15%00.0%Unchanged
Robotti Robert221,522$7.14M0.97%+39,950+22.0%Added
Swiss National Bank218,000$7.03M0.00%00.0%Unchanged
Russell Investments Group, Ltd.215,134$6.94M0.01%+154,484+254.7%Added
Jane Street Group, LLC211,207$6.81M0.01%+34,164+19.3%Added
Assenagon Asset Management S.A.210,021$6.77M0.02%−14,540−6.5%Reduced
State of Alaska, Department of Revenue198,587$6.40M0.07%00.0%Unchanged
Kennedy Capital Management, Inc.193,687$6.24M0.13%+34,928+22.0%Added
Wellington Management Group LLP191,888$6.19M0.00%−8,945−4.5%Reduced
American International Group, Inc.191,295$6.17M0.02%−3,269−1.7%Reduced
Legal & General Group Plc168,155$5.42M0.00%+4,937+3.0%Added
Tudor Investment Corp Et Al155,205$5.00M0.06%−47,973−23.6%Reduced
Two Sigma Advisers, LP148,000$4.77M0.01%−23,300−13.6%Reduced
Readystate Asset Management LP141,100$4.55M0.16%00.0%Unchanged
Massachusetts Financial Services Co138,381$4.46M0.00%+2,932+2.2%Added
Manufacturers Life Insurance Company, The137,829$4.44M0.00%+1,367+1.0%Added
UBS Group AG133,738$4.31M0.00%+20,678+18.3%Added
Wells Fargo & Company132,560$4.27M0.00%−12,851−8.8%Reduced
UBS Asset Management Americas Inc131,158$4.23M0.00%−311−0.2%Reduced
Trexquant Investment LP130,136$4.20M0.08%−83,521−39.1%Reduced
Retirement Systems of Alabama129,621$4.18M0.02%+344+0.3%Added
Victory Capital Management Inc127,644$4.12M0.00%+18,303+16.7%Added
Credit Suisse AG124,681$4.02M0.00%+1,283+1.0%Added
Citigroup Inc116,711$3.76M0.00%+18,916+19.3%Added
Citadel Advisors LLC115,539$3.72M0.00%−74,121−39.1%Reduced
Alberta Investment Management Corp112,600$3.63M0.04%00.0%Unchanged
MetLife Investment Management112,377$3.62M0.02%−2,748−2.4%Reduced
California State Teachers Retirement System111,435$3.59M0.00%−6,033−5.1%Reduced
State of Wisconsin Investment Board110,074$3.55M0.01%+66,281+151.4%Added
Price T Rowe Associates Inc106,466$3.43M0.00%+2,018+1.9%Added
Macquarie Group Ltd102,600$3.31M0.00%00.0%Unchanged
Balyasny Asset Management LLC100,806$3.25M0.01%+74,520+283.5%Added
KBC Group NV100,195$3.23M0.01%−535−0.5%Reduced
Ambassador Advisors, LLC99,633$3.21M0.58%+993+1.0%Added
Allianz Asset Management GmbH99,535$3.21M0.01%−42,260−29.8%Reduced
Thrivent Financial for Lutherans92,319$2.98M0.01%−67,395−42.2%Reduced
Texas Permanent School Fund90,339$2.91M0.02%+1,172+1.3%Added
State of New Jersey Common Pension Fund D89,516$2.89M0.01%00.0%Unchanged
LPL Financial LLC89,465$2.88M0.00%+7,611+9.3%Added
GHP Investment Advisors, Inc.86,539$2.79M0.14%+1,951+2.3%Added
State Board of Administration of Florida Retirement System101,701$2.65M0.01%+34,226+50.7%Added
Fisher Asset Management, LLC81,011$2.61M0.00%−6,353−7.3%Reduced
Canada Pension Plan Investment Board78,100$2.52M0.00%+78,100New
New York State Common Retirement Fund77,406$2.50M0.00%−16,880−17.9%Reduced
Denali Advisors LLC76,226$2.46M0.72%−15,975−17.3%Reduced
BNP Paribas Arbitrage, SA75,470$2.43M0.00%+39,284+108.6%Added
SEI Investments Co74,835$2.41M0.00%+35,157+88.6%Added