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Amkor Technology, Inc. (AMKR) stock

AMKRNasdaqSemiconductors & Related DevicesFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Oct 27, 2026Score 17/3045% below fair value
$36.11−1.01 (-2.72%)

Close on Nov 13, 2026Market cap $8.95BP/E 14.6Yield 0.92%

Amkor Technology gross margin

Gross margin is gross profit as a percentage of revenue.

Amkor Technology's gross margin for the twelve months ending Sep 30, 2026 was 16.6%. For fiscal 2025 it was 14.0%, against 14.8% the year before. The highest annual figure on record is 22.6% in fiscal 2010.

Annual gross margin

PeriodPeriod endValueChange (pts)
FY2025Dec 31, 202514.0%−0.8
FY2024Dec 31, 202414.8%+0.3
FY2023Dec 31, 202314.5%−4.3
FY2022Dec 31, 202218.8%−1.2
FY2021Dec 31, 202120.0%+2.1
FY2020Dec 31, 202017.8%+1.8
FY2019Dec 31, 201916.0%−0.4
FY2018Dec 31, 201816.5%−1.6
FY2017Dec 31, 201718.1%+0.0
FY2016Dec 31, 201618.1%+1.5
FY2015Dec 31, 201516.6%−1.1
FY2014Dec 31, 201417.7%−0.8
FY2013Dec 31, 201318.4%+3.1
FY2012Dec 31, 201215.4%−2.3
FY2011Dec 31, 201117.7%−4.9
FY2010Dec 31, 201022.6%+0.5
FY2009Dec 31, 200922.0%+0.9
FY2008Dec 31, 200821.1%–

Quarterly gross margin

Change is against the same quarter a year earlier.

PeriodPeriod endValueChange (pts)
Q3 FY2026Sep 30, 202618.3%+3.9
Q2 FY2026Jun 30, 202616.8%+4.8
Q1 FY2026Mar 31, 202614.2%+2.3
Q4 FY2025Dec 31, 202516.7%+1.5
Q3 FY2025Sep 30, 202514.3%−0.3
Q2 FY2025Jun 30, 202512.0%−2.5
Q1 FY2025Mar 31, 202511.9%−2.8
Q4 FY2024Dec 31, 202415.1%−0.8
Q3 FY2024Sep 30, 202414.6%−0.9
Q2 FY2024Jun 30, 202414.5%+1.7
Q1 FY2024Mar 31, 202414.8%+1.6
Q4 FY2023Dec 31, 202315.9%−1.6
Q3 FY2023Sep 30, 202315.5%−4.7
Q2 FY2023Jun 30, 202312.8%−3.7
Q1 FY2023Mar 31, 202313.2%−7.2
Q4 FY2022Dec 31, 202217.5%−3.5
Q3 FY2022Sep 30, 202220.2%+0.9
Q2 FY2022Jun 30, 202216.6%−2.8
Q1 FY2022Mar 31, 202220.4%+0.4
Q4 FY2021Dec 31, 202121.0%+0.7
Q3 FY2021Sep 30, 202119.3%+1.5
Q2 FY2021Jun 30, 202119.4%+3.0
Q1 FY2021Mar 31, 202120.0%+3.6
Q4 FY2020Dec 31, 202020.3%+1.4
Q3 FY2020Sep 30, 202017.8%+1.0
Q2 FY2020Jun 30, 202016.4%+2.6
Q1 FY2020Mar 31, 202016.4%+2.9
Q4 FY2019Dec 31, 201918.9%+2.1
Q3 FY2019Sep 30, 201916.8%−0.7
Q2 FY2019Jun 30, 201913.8%−2.1
Q1 FY2019Mar 31, 201913.5%−1.9
Q4 FY2018Dec 31, 201816.9%−2.6
Q3 FY2018Sep 30, 201817.5%−1.9
Q2 FY2018Jun 30, 201815.9%−1.6
Q1 FY2018Mar 31, 201815.4%+0.2
Q4 FY2017Dec 31, 201719.5%−2.7
Q3 FY2017Sep 30, 201719.5%–
Q2 FY2017Jun 30, 201717.5%–
Q1 FY2017Mar 31, 201715.1%–
Q4 FY2016Dec 31, 201622.2%–

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