AMKR Insider Trading

Insider Ownership Percentage: 26.40%
Insider Buying (Last 12 Months): $19,297,439.30
Insider Selling (Last 12 Months): $7,447,035.00

Amkor Technology Insider Trading History Chart

This chart shows the insider buying and selling history at Amkor Technology by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Amkor Technology Share Price & Price History

Current Price: $77.41
Price Change: Price Increase of +0.7 (0.91%)
As of 05/6/2026 03:09 PM ET

This chart shows the closing price history over time for AMKR up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Amkor Technology Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
4/16/2026Mark N. RogersEVPSell5,000$59.43$297,150.0038,904View SEC Filing Icon  
3/16/2026Mark N. RogersEVPSell5,000$44.54$222,700.0038,904View SEC Filing Icon  
2/24/2026Giel Jean RuttenDirectorSell20,000$48.80$976,000.00543,866View SEC Filing Icon  
2/24/2026Kevin K EngelCEOSell12,500$48.75$609,375.002,953View SEC Filing Icon  
1/16/2026Mark N. RogersEVPSell5,000$49.28$246,400.0023,862View SEC Filing Icon  
1/15/2026Giel Jean RuttenDirectorSell10,000$53.14$531,400.00335,391View SEC Filing Icon  
12/12/2025Gil C. TilyDirectorSell20,000$46.44$928,800.00123,806View SEC Filing Icon  
12/12/2025Kevin EngelEVPSell11,000$46.21$508,310.00349View SEC Filing Icon  
12/12/2025Maryfrances MccourtDirectorSell20,000$46.02$920,400.0055,918View SEC Filing Icon  
11/17/2025Giel Jean RuttenCEOSell10,000$31.68$316,800.00346,699View SEC Filing Icon  
11/17/2025Mark N. RogersEVPSell20,000$31.69$633,800.0023,862View SEC Filing Icon  
10/15/2025Giel Jean RuttenCEOSell10,000$30.74$307,400.00356,699View SEC Filing Icon  
9/23/2025Giel Jean RuttenCEOSell10,000$30.00$300,000.00358,007View SEC Filing Icon  
9/9/2025Farshad HaghighiEVPSell11,792$25.00$294,800.008,354View SEC Filing Icon  
8/1/2025John T KimMajor ShareholderBuy441,589$21.85$9,648,719.653,789,479View SEC Filing Icon  
8/1/2025Sujoda Management, LlcMajor ShareholderBuy441,589$21.85$9,648,719.653,789,479View SEC Filing Icon  
7/31/2025Mark N. RogersEVPSell15,000$23.58$353,700.0023,862View SEC Filing Icon  
2/25/2025Kevin EngelEVPSell5,489$21.69$119,056.411,388View SEC Filing Icon  
2/24/2025Agnes C KimMajor ShareholderSell869,565$21.85$18,999,995.2510,020,870View SEC Filing Icon  
10/15/2024Giel Jean RuttenCEOSell10,000$31.51$315,100.00204,971View SEC Filing Icon  
8/27/2024Winston J. ChurchillDirectorSell20,000$32.97$659,400.0019,871View SEC Filing Icon  
7/15/2024Giel Jean RuttenCEOSell25,000$42.94$1,073,500.00128,333View SEC Filing Icon  
5/15/2024Giel Jean RuttenCEOSell25,000$33.37$834,250.00104,476View SEC Filing Icon  
5/3/2024Gil C. TilyDirectorSell20,000$32.20$644,000.00129,218View SEC Filing Icon  
5/2/2024Mark N. RogersEVPSell5,000$31.30$156,500.0025,280View SEC Filing Icon  
4/16/2024Giel Jean RuttenCEOSell25,000$31.17$779,250.00114,476View SEC Filing Icon  
3/15/2024Giel Jean RuttenCEOSell25,000$31.23$780,750.00124,476View SEC Filing Icon  
3/15/2024Megan FaustCFOSell2,800$31.09$87,052.0053,023View SEC Filing Icon  
2/22/2024Giel Jean RuttenCEOSell25,000$30.63$765,750.00123,728View SEC Filing Icon  
2/16/2024Megan FaustCFOSell2,700$30.34$81,918.0038,811View SEC Filing Icon  
1/19/2024Megan FaustCFOSell2,700$32.00$86,400.0035,394View SEC Filing Icon  
12/4/2023Roger Anthony CarolinDirectorSell20,000$28.31$566,200.0048,392View SEC Filing Icon  
11/17/2023Megan FaustCFOSell2,700$26.19$70,713.0035,394View SEC Filing Icon  
11/3/2023Mark N. RogersEVPSell5,000$23.84$119,200.0020,815View SEC Filing Icon  
10/20/2023Megan FaustCFOSell2,700$22.52$60,804.0035,394View SEC Filing Icon  
9/15/2023Megan FaustCFOSell2,700$22.68$61,236.0035,394View SEC Filing Icon  
9/6/2023James J. KimMajor ShareholderSell10,000,000$23.22$232,200,000.0039,594,980View SEC Filing Icon  
8/18/2023Megan FaustCFOSell2,700$24.79$66,933.0035,394View SEC Filing Icon  
7/21/2023Megan FaustCFOSell2,700$28.41$76,707.0035,394View SEC Filing Icon  
6/16/2023Megan FaustCFOSell2,700$26.38$71,226.0035,394View SEC Filing Icon  
6/9/2023Megan FaustCFOSell2,700$26.55$71,685.0035,394View SEC Filing Icon  
6/1/2023Sung ShinEVPSell5,000$24.93$124,650.0015,418View SEC Filing Icon  
5/24/2023Megan FaustCFOSell2,700$22.66$61,182.0035,394View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Amkor Technology (NASDAQ:AMKR)

42.76% of Amkor Technology stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at AMKR by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Amkor Technology Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/6/2026Bauman Advisory Group LLC8,433$0.38M0.3%N/A0.003%Search for SEC Filing on Google Icon
5/6/2026Bessemer Group Inc.1,216$55K0.0%+12.5%0.000%Search for SEC Filing on Google Icon
5/6/2026Allspring Global Investments Holdings LLC332,900$15.48M0.0%+117.6%0.134%Search for SEC Filing on Google Icon
5/6/2026Gaddis Premier Wealth Advisors LLC14,926$0.67M0.5%N/A0.006%Search for SEC Filing on Google Icon
5/5/2026Wealthfront Advisers LLC4,890$0.22M0.0%N/A0.002%Search for SEC Filing on Google Icon
5/5/2026Bank of New York Mellon Corp983,987$44.31M0.0%+1.8%0.397%Search for SEC Filing on Google Icon
5/5/2026Three Seasons Wealth LLC15,632$0.70M0.3%N/A0.006%Search for SEC Filing on Google Icon
5/4/2026State of Michigan Retirement System27,349$1.23M0.0%+1.9%0.011%Search for SEC Filing on Google Icon
5/4/2026Principal Financial Group Inc.2,622,744$118.11M0.1%+19.3%1.058%Search for SEC Filing on Google Icon
5/2/2026Diversify Wealth Management LLC2,970$0.13M0.0%N/A0.001%Search for SEC Filing on Google Icon
5/1/2026Fifth Third Bancorp32,856$1.48M0.0%+2,046.0%0.013%Search for SEC Filing on Google Icon
5/1/2026Candriam S.C.A.7,332$0.33M0.0%+35.5%0.003%Search for SEC Filing on Google Icon
5/1/2026Sequoia Financial Advisors LLC19,317$0.87M0.0%-20.4%0.008%Search for SEC Filing on Google Icon
4/30/2026Hsbc Holdings PLC73,899$3.31M0.0%-65.6%0.030%Search for SEC Filing on Google Icon
4/30/2026Summit Securities Group LLC1,771$80K0.0%-20.1%0.001%Search for SEC Filing on Google Icon
4/30/2026Capstone Capital Management Ltd35,808$1.61M1.6%N/A0.014%Search for SEC Filing on Google Icon
4/30/2026Oregon Public Employees Retirement Fund23,394$1.05M0.0%+3.1%0.009%Search for SEC Filing on Google Icon
4/29/2026Jackson Thornton Wealth Management LLC4,339$0.20M0.0%-5.9%0.002%Search for SEC Filing on Google Icon
4/29/2026Clearwave Capital LLC7,008$0.32M0.2%N/A0.003%Search for SEC Filing on Google Icon
4/28/2026Fortitude Advisory Group L.L.C.20,065$0.90M0.4%+2.3%0.008%Search for SEC Filing on Google Icon
4/27/2026HB Wealth Management LLC6,007$0.27M0.0%N/A0.002%Search for SEC Filing on Google Icon
4/27/2026Counterpoint Mutual Funds LLC12,084$0.54M0.1%N/A0.005%Search for SEC Filing on Google Icon
4/27/2026New York State Teachers Retirement System34,674$1.56M0.0%-9.7%0.014%Search for SEC Filing on Google Icon
4/27/2026Private Advisor Group LLC5,635$0.25M0.0%N/A0.002%Search for SEC Filing on Google Icon
4/27/2026Y Intercept Hong Kong Ltd115,862$5.22M0.1%N/A0.047%Search for SEC Filing on Google Icon
4/27/2026Leonteq Securities AG1,422$64K0.0%+1,931.4%0.001%Search for SEC Filing on Google Icon
4/27/2026Fideuram Intesa Sanpaolo Private Banking S.P.A.8,064$0.36M0.0%N/A0.003%Search for SEC Filing on Google Icon
4/25/2026Strs Ohio2,971$0.13M0.0%+8.6%0.001%Search for SEC Filing on Google Icon
4/24/2026Root Financial Partners LLC1,363$61K0.0%+45.5%0.001%Search for SEC Filing on Google Icon
4/24/2026Palouse Capital Management Inc.989$45K0.0%-62.3%0.000%Search for SEC Filing on Google Icon
4/23/2026Inspire Investing LLC46,928$2.11M0.2%+7.6%0.019%Search for SEC Filing on Google Icon
4/23/2026Apollon Wealth Management LLC7,005$0.32M0.0%N/A0.003%Search for SEC Filing on Google Icon
4/22/20261492 Capital Management LLC49,278$2.22M0.8%-29.1%0.020%Search for SEC Filing on Google Icon
4/22/2026Pictet Asset Management Holding SA20,071$0.90M0.0%+6.6%0.008%Search for SEC Filing on Google Icon
4/22/2026Sterling Capital Management LLC12,907$0.58M0.0%-37.1%0.005%Search for SEC Filing on Google Icon
4/21/2026GHP Investment Advisors Inc.24,610$1.11M0.0%-72.6%0.010%Search for SEC Filing on Google Icon
4/21/2026Foster & Motley Inc.25,531$1.15M0.1%-2.1%0.010%Search for SEC Filing on Google Icon
4/21/2026Louisiana State Employees Retirement System33,000$1.49M0.0%N/A0.013%Search for SEC Filing on Google Icon
4/20/2026Assenagon Asset Management S.A.76,398$3.44M0.0%N/A0.031%Search for SEC Filing on Google Icon
4/17/2026Atlas Brown Inc.10,075$0.45M0.1%-2.9%0.004%Search for SEC Filing on Google Icon
4/17/2026Hanson & Doremus Investment Management30,069$1.35M0.2%-1.8%0.012%Search for SEC Filing on Google Icon
4/16/2026SG Americas Securities LLC978,570$44.07M0.0%+39.8%0.395%Search for SEC Filing on Google Icon
4/16/2026Evolve Private Wealth LLC7,615$0.34M0.0%+3.0%0.003%Search for SEC Filing on Google Icon
4/16/2026Polianta Ltd27,900$1.26M0.2%N/A0.011%Search for SEC Filing on Google Icon
4/16/2026Diversified Trust Co5,663$0.26M0.0%-69.5%0.002%Search for SEC Filing on Google Icon
3/20/2026Hsbc Holdings PLC214,876$8.59M0.0%+1,381.2%0.087%Search for SEC Filing on Google Icon
3/9/2026Corient Private Wealth LLC219,648$8.82M0.0%+308.1%0.089%Search for SEC Filing on Google Icon
3/9/2026EMC Capital Management8,791$0.35M0.2%-15.0%0.004%Search for SEC Filing on Google Icon
3/6/2026Hsbc Holdings PLC214,876$8.59M0.0%+1,381.2%0.087%Search for SEC Filing on Google Icon
3/3/2026Caitong International Asset Management Co. Ltd5,597$0.22M0.1%+1,268.5%0.002%Search for SEC Filing on Google Icon
2/24/2026DGS Capital Management LLC13,317$0.53M0.1%+6.9%0.005%Search for SEC Filing on Google Icon
2/24/2026Pacer Advisors Inc.22,836$0.90M0.0%+10.1%0.009%Search for SEC Filing on Google Icon
2/23/2026Virtu Financial LLC42,017$1.66M0.1%+341.1%0.017%Search for SEC Filing on Google Icon
2/19/2026Invesco Ltd.1,115,588$44.04M0.0%-9.3%0.451%Search for SEC Filing on Google Icon
2/19/2026Corient Private Wealth LLC216,996$8.71M0.0%+303.2%0.088%Search for SEC Filing on Google Icon
2/18/2026Mercer Global Advisors Inc. ADV35,463$1.40M0.0%+1.3%0.014%Search for SEC Filing on Google Icon
2/18/2026Vident Advisory LLC10,878$0.43M0.0%+2.9%0.004%Search for SEC Filing on Google Icon
2/18/2026State of Tennessee Department of Treasury51,501$2.03M0.0%+19.5%0.021%Search for SEC Filing on Google Icon
2/18/2026EP Wealth Advisors LLC8,369$0.33M0.0%N/A0.003%Search for SEC Filing on Google Icon
2/18/2026Mackenzie Financial Corp7,126$0.29M0.0%-10.2%0.003%Search for SEC Filing on Google Icon
2/18/2026Empowered Funds LLC8,143$0.32M0.0%N/A0.003%Search for SEC Filing on Google Icon
2/18/2026XTX Topco Ltd19,689$0.78M0.0%-35.0%0.008%Search for SEC Filing on Google Icon
2/18/2026Zacks Investment Management28,718$1.13M0.0%N/A0.012%Search for SEC Filing on Google Icon
2/18/2026Utah Retirement Systems6,100$0.24M0.0%N/A0.002%Search for SEC Filing on Google Icon
2/18/2026Wellington Management Group LLP439,086$17.34M0.0%-33.5%0.178%Search for SEC Filing on Google Icon
2/18/2026Twinbeech Capital LP165,200$6.52M0.5%+44.2%0.067%Search for SEC Filing on Google Icon
2/18/2026Summit Securities Group LLC2,216$87K0.0%N/A0.001%Search for SEC Filing on Google Icon
2/18/2026SW Investment Management LLC1,400,000$55.27M14.3%-47.2%0.566%Search for SEC Filing on Google Icon
2/18/2026Polymer Capital Management US LLC22,300$0.88M0.1%N/A0.009%Search for SEC Filing on Google Icon
2/18/2026Occudo Quantitative Strategies LP165,840$6.55M0.4%+809.9%0.067%Search for SEC Filing on Google Icon
2/18/2026Man Group plc31,984$1.26M0.0%N/A0.013%Search for SEC Filing on Google Icon
2/18/2026Inspire Investing LLC43,594$1.72M0.2%+173.9%0.018%Search for SEC Filing on Google Icon
2/18/2026Janus Henderson Group PLC58,323$2.30M0.0%+15.7%0.024%Search for SEC Filing on Google Icon
2/18/2026Gotham Asset Management LLC1,192,652$47.09M0.2%-15.6%0.482%Search for SEC Filing on Google Icon
2/18/2026Evolve Private Wealth LLC7,393$0.29M0.0%N/A0.003%Search for SEC Filing on Google Icon
2/18/2026Engineers Gate Manager LP78,661$3.11M0.0%-25.7%0.032%Search for SEC Filing on Google Icon
2/18/2026CastleKnight Management LP174,000$6.87M0.2%N/A0.070%Search for SEC Filing on Google Icon
2/18/2026Balyasny Asset Management L.P.124,447$4.91M0.0%N/A0.050%Search for SEC Filing on Google Icon
2/18/2026Boothbay Fund Management LLC6,792$0.27M0.0%N/A0.003%Search for SEC Filing on Google Icon
2/17/2026Guggenheim Capital LLC20,508$0.81M0.0%-18.4%0.008%Search for SEC Filing on Google Icon
2/17/2026Schonfeld Strategic Advisors LLC84,866$3.35M0.0%+136.8%0.034%Search for SEC Filing on Google Icon
2/17/2026AQR Capital Management LLC3,299,975$130.28M0.1%-21.6%1.335%Search for SEC Filing on Google Icon
2/17/2026Cetera Investment Advisers26,468$1.05M0.0%+28.8%0.011%Search for SEC Filing on Google Icon
2/17/2026Ardmore Road Asset Management LP469,121$18.52M1.4%N/A0.190%Search for SEC Filing on Google Icon
2/17/2026Amundi7,236$0.29M0.0%-96.0%0.003%Search for SEC Filing on Google Icon
2/17/2026Jump Financial LLC33,362$1.32M0.0%N/A0.013%Search for SEC Filing on Google Icon
2/17/2026Farallon Capital Management LLC464,000$18.32M0.1%N/A0.188%Search for SEC Filing on Google Icon
2/17/2026Sciencast Management LP30,630$1.21M0.2%-38.5%0.012%Search for SEC Filing on Google Icon
2/17/2026Price T Rowe Associates Inc. MD130,970$5.17M0.0%+61.8%0.053%Search for SEC Filing on Google Icon
2/17/2026Soviero Asset Management LP114,000$4.50M2.2%+8.6%0.046%Search for SEC Filing on Google Icon
2/17/2026Osaic Holdings Inc.6,597$0.26M0.0%+16.7%0.003%Search for SEC Filing on Google Icon
2/17/2026Weiss Asset Management LP82,516$3.26M0.0%N/A0.033%Search for SEC Filing on Google Icon
2/17/2026Watershed Asset Management L.L.C.11,402$0.45M0.4%N/A0.005%Search for SEC Filing on Google Icon
2/17/2026Advisory Services Network LLC5,848$0.23M0.0%+160.5%0.002%Search for SEC Filing on Google Icon
2/17/2026Mubadala Investment Co PJSC93,201$3.68M0.0%N/A0.038%Search for SEC Filing on Google Icon
2/17/2026Public Employees Retirement System of Ohio38,296$1.51M0.0%-3.9%0.015%Search for SEC Filing on Google Icon
2/17/2026California State Teachers Retirement System117,973$4.66M0.0%+1.4%0.048%Search for SEC Filing on Google Icon
2/17/2026Russell Investments Group Ltd.131,450$5.19M0.0%-5.0%0.053%Search for SEC Filing on Google Icon
2/17/2026Maryland State Retirement & Pension System6,420$0.25M0.0%N/A0.003%Search for SEC Filing on Google Icon
2/17/2026State of Wisconsin Investment Board6,836$0.27M0.0%-93.5%0.003%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Amkor Technology logo
Amkor Technology, Inc. provides outsourced semiconductor packaging and test services in the United States, Japan, Europe, the Middle East, Africa, and the Asia Pacific. It offers turnkey packaging and test services, including semiconductor wafer bump, wafer probe, wafer back-grind, package design, packaging, system-level and final test, and drop shipment services; flip chip scale package products for smartphones, tablets, and other mobile consumer electronic devices; flip chip stacked chip scale packages that are used to stack memory digital baseband, and as applications processors in mobile devices; flip-chip ball grid array packages for various networking, storage, computing, automotive, and consumer applications; and memory products for system memory or platform data storage. The company also provides wafer-level CSP packages for power management, transceivers, sensors, wireless charging, codecs, radar, and specialty silicon; wafer-level fan-out packages used in power management, transceivers, radar, and specialty silicon; silicon wafer integrated fan-out technology that replaces a laminate substrate with a thinner structure; leadframe packages for electronic devices and mixed-signal applications; and substrate-based wirebond packages used to connect a die to a substrate. In addition, it offers micro-electro-mechanical systems packages that are miniaturized mechanical and electromechanical devices; and advanced system-in-package modules used in radio frequency and front end modules, basebands, connectivity, fingerprint sensors, display and touch screen drivers, sensors and MEMS, and NAND memory and solid-state drives. Further, the company provides wafer, package, and system level test services, as well as burn-in test and test development services. It serves integrated device manufacturers, fabless semiconductor companies, original equipment manufacturers, and contract foundries. The company was founded in 1968 and is headquartered in Tempe, Arizona.
Read More on Amkor Technology

Today's Range

Now: $77.41
Low: $74.42
High: $78.96

50 Day Range

MA: $53.51
Low: $41.25
High: $78.10

52 Week Range

Now: $77.41
Low: $17.18
High: $79.23

Volume

3,602,685 shs

Average Volume

4,558,245 shs

Market Capitalization

$19.19 billion

P/E Ratio

44.21

Dividend Yield

0.47%

Beta

2.29

Who are the company insiders with the largest holdings of Amkor Technology?

Amkor Technology's top insider shareholders include:
  1. James J Kim (Major Shareholder)
  2. Agnes C Kim (Major Shareholder)
  3. Susan Y Kim (Major Shareholder)
  4. John T Kim (Major Shareholder)
  5. Sujoda Management, Llc (Major Shareholder)
  6. Susan Y Kim (Insider)
  7. Guillaume Marie Jean Rutten (Director)
  8. Guillaume Marie Jean Rutten (CEO)
  9. Stephen Douglas Kelley (Insider)
  10. Gil C Tily (Director)
Learn More about top insider investors at Amkor Technology.

Who are the major institutional investors of Amkor Technology?

Amkor Technology's top institutional investors include:
  1. Principal Financial Group Inc. — 1.06%
  2. Bank of New York Mellon Corp — 0.40%
  3. SG Americas Securities LLC — 0.39%
  4. Allspring Global Investments Holdings LLC — 0.13%
  5. Y Intercept Hong Kong Ltd — 0.05%
  6. Assenagon Asset Management S.A. — 0.03%
Learn More about top institutional investors of Amkor Technology stock.

Which institutional investors are selling Amkor Technology stock?

In the last quarter, AMKR stock was sold by these institutional investors:
  1. Hsbc Holdings PLC
  2. GHP Investment Advisors Inc.
  3. 1492 Capital Management LLC
  4. Diversified Trust Co
  5. Sterling Capital Management LLC
  6. Sequoia Financial Advisors LLC
  7. New York State Teachers Retirement System
  8. Palouse Capital Management Inc.
In the last year, company insiders that have sold Amkor Technology company stock include:
  1. Guillaume Marie Jean Rutten (Director)
  2. Guillaume Marie Jean Rutten (CEO)
  3. Gil C Tily (Director)
  4. Maryfrances Mccourt (Director)
  5. Mark N Rogers (EVP)
  6. Farshad Haghighi (EVP)
  7. Kevin K Engel (CEO)
  8. Kevin Engel (EVP)
Learn More investors selling Amkor Technology stock.

Which institutional investors are buying Amkor Technology stock?

Within the last quarter, AMKR stock was bought by institutional investors including:
  1. Principal Financial Group Inc.
  2. SG Americas Securities LLC
  3. Allspring Global Investments Holdings LLC
  4. Y Intercept Hong Kong Ltd
  5. Assenagon Asset Management S.A.
  6. Capstone Capital Management Ltd
  7. Louisiana State Employees Retirement System
  8. Fifth Third Bancorp
Within the last year, these company insiders have bought Amkor Technology stock:
  1. John T Kim (Major Shareholder)
  2. Sujoda Management, Llc (Major Shareholder)
Learn More investors buying Amkor Technology stock.