Amkor Technology, Inc. (AMKR:NASDAQ) closed at $39.30 on October 23, 2026, up 0.64% on the day. The stock trades 59.4% below its 52-week high of $96.68 and 33.2% above its 52-week low of $29.50. Over the past year, it gained 19.9%. Amkor Technology, Inc. is part of the Technology sector (Semiconductors).
In 252 trading sessions since October 23, 2025, AMKR closed higher on 131 days (52%). Its best day was November 3, 2025 (+17.22%) and its worst was July 28, 2026 (-24.74%). The stock moved 10% or more in a single session 11 times. It opened at least 5% above the previous day's high 7 times.
Amkor Technology, Inc. provides outsourced semiconductor packaging and test services in the United States and internationally. The company offers turnkey packaging and test services, including semiconductor wafer bumps, wafer probes, wafer back-grinds, package design, packaging, and test and drop shipment services. Its packages employ wirebond, flip chip, and copper clip and other interconnect technologies. The company also provides semiconductor testing services, such as wafer testing or probe, and final test services; flip chip chip scale package products for use in smartphones, tablets, and other mobile consumer electronic devices; flip chip stacked chip scale packages that are used to stack memory, and as applications processors in mobile devices; flip chip ball grid array (BGA) products for various networking, storage, computing, and consumer applications; and flip chip molded BGA packages. In addition, it offers leadframe packages that are used in electronic devices for low to medium pin count applications; substrate-based wirebond packages, which are used to connect a die to a substrate; micro-electro-mechanical systems (MEMS) packages that are miniaturized mechanical and el...
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