Amkor Technology (AMKR) Stock Chart & Stock Price History $18.27 -0.44 (-2.35%) Closing price 04:00 PM EasternExtended Trading$18.02 -0.25 (-1.39%) As of 07:51 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Amkor Technology Stock Price Performance The Amkor Technology (AMKR) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 43.94%, with a year-to-date return of -28.88%. In the past month, the stock has increased 11.40%, reflecting recent market activity. As of the latest close, Amkor Technology traded at $18.71 with a market cap of $4.62 billion and volume of 1.21 million shares. Five years ago, the stock traded at $9.92, representing a 84.17% increase over that period. At the time, it had a market cap of $2.39 billion and a volume of 1.21 million shares. Receive AMKR Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Amkor Technology and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-7.40%1 Month Performance+11.40%3 Month Performance-17.85%Year-To-Date Performance-28.88%1 Year Performance-43.94%5 Year Performance+84.17% AMKR Stock Chart for Friday, May, 23, 2025 AMKR Chart by TradingView Amkor Technology Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization05/23/2025$18.71$18.27-2.35%$18.37$17.971.47 million shs$4.51 billion05/22/2025$18.75$18.71-0.21%$18.87$18.471.21 million shs$4.62 billion05/21/2025$19.38$18.75-3.25%$19.38$18.631.32 million shs$4.63 billion05/20/2025$19.26$19.38+0.62%$19.47$19.031.06 million shs$4.79 billion05/19/2025$19.73$19.26-2.38%$19.44$19.111.24 million shs$4.76 billion05/16/2025$19.92$19.73-0.95%$19.88$19.521.80 million shs$4.87 billion05/15/2025$20.09$19.92-0.85%$20.04$19.641.85 million shs$4.92 billion05/14/2025$20.05$20.09+0.20%$20.28$19.891.54 million shs$4.96 billion05/13/2025$19.63$20.05+2.14%$20.16$19.581.92 million shs$4.95 billion05/12/2025$18.16$19.63+8.09%$19.89$19.032.68 million shs$4.85 billion Get the Latest News and Ratings for AMKR and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Amkor Technology and its competitors with MarketBeat's FREE daily newsletter. 05/09/2025$18.00$18.16+0.90%$18.21$17.891.73 million shs$4.49 billion05/08/2025$17.62$18.00+2.15%$18.24$17.591.48 million shs$4.45 billion05/07/2025$17.48$17.62+0.80%$17.75$17.181.59 million shs$4.35 billion05/06/2025$17.77$17.48-1.63%$17.66$17.251.57 million shs$4.32 billion05/05/2025$18.14$17.77-2.04%$18.16$17.761.65 million shs$4.39 billion05/02/2025$17.48$18.14+3.78%$18.37$17.761.87 million shs$4.48 billion05/01/2025$17.45$17.48+0.17%$17.85$17.372.80 million shs$4.32 billion04/30/2025$17.02$17.45+2.53%$17.49$16.542.88 million shs$4.31 billion04/29/2025$17.48$17.02-2.63%$17.66$16.683.91 million shs$4.20 billion04/28/2025$17.55$17.48-0.40%$17.80$17.342.92 million shs$4.32 billion04/25/2025$17.39$17.55+0.92%$17.66$17.052.11 million shs$4.34 billion04/24/2025$16.40$17.39+6.04%$17.39$16.582.30 million shs$4.30 billion04/23/2025$15.96$16.40+2.76%$17.18$16.252.52 million shs$4.05 billion04/22/2025$15.89$15.96+0.44%$16.25$15.721.79 million shs$3.94 billion Related Companies ENTG Stock Chart MKSI Stock Chart ONTO Stock Chart AEIS Stock Chart FORM Stock Chart ACLS Stock Chart PLAB Stock Chart VECO Stock Chart UCTT Stock Chart COHU Stock Chart Receive AMKR Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Amkor Technology and its competitors with MarketBeat's FREE daily newsletter. 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