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Amkor Technology, Inc. logo

Amkor Technology, Inc. (AMKR) stock

AMKRNasdaqSemiconductors & Related DevicesFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Oct 27, 2026Score 16/3038% below fair value
$39.50−1.71 (-4.15%)

Close on Oct 30, 2026Market cap $9.81BP/E 17.7Yield 0.84%

Price history

Amkor Technology share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$39.50
-4.15% on the day
52-week range
$29.76 – $96.68
-59.1% from the high
Change over 52 weeks
+23.7%
From $31.92 on Oct 30, 2025
Average volume
5.01M
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Oct 30, 2026$38.42$40.35$38.19$39.50-4.15%5,008,477
Oct 29, 2026$41.42$42.38$40.65$41.21-2.37%4,886,308
Oct 28, 2026$40.92$42.37$39.62$42.21+5.68%8,602,149
Oct 27, 2026$38.58$40.07$37.36$39.94+8.50%12,669,730
Oct 26, 2026$38.67$39.14$36.37$36.81-6.34%21,618,560
Oct 23, 2026$38.59$40.19$38.52$39.30+0.64%4,887,130
Oct 22, 2026$41.37$41.77$38.69$39.05-10.70%6,388,067
Oct 21, 2026$44.50$44.50$42.87$43.73+4.87%4,258,086
Oct 20, 2026$40.79$42.39$39.92$41.70-0.45%3,007,214
Oct 19, 2026$43.78$43.94$41.59$41.89+0.17%3,788,542
Oct 16, 2026$43.66$43.69$41.66$41.82-5.06%2,978,228
Oct 15, 2026$42.19$44.18$41.32$44.05-1.72%5,157,761
Oct 14, 2026$46.04$46.76$44.31$44.82-5.86%3,077,841
Oct 13, 2026$46.92$47.70$46.30$47.61-1.04%2,573,059
Oct 12, 2026$48.25$48.43$47.31$48.11-2.06%3,061,420
Oct 9, 2026$51.80$51.80$48.77$49.12-3.69%4,261,905
Oct 8, 2026$51.01$52.72$49.75$51.00-2.43%3,539,427
Oct 7, 2026$51.80$52.56$51.11$52.27-2.10%2,549,727
Oct 6, 2026$55.53$55.74$53.26$53.39-2.27%2,938,280
Oct 5, 2026$56.06$56.56$54.38$54.63-2.48%4,332,891
Oct 2, 2026$54.89$56.53$54.13$56.02+5.90%4,347,531
Oct 1, 2026$52.69$53.71$51.68$52.90+0.99%3,619,439
Sep 30, 2026$54.43$54.74$52.23$52.38-3.25%4,538,475
Sep 29, 2026$54.75$55.13$53.91$54.14+1.81%2,692,985
Sep 28, 2026$53.18$53.81$51.61$53.18-0.80%3,447,201
Sep 25, 2026$53.52$54.30$52.81$53.61+1.75%2,564,017
Sep 24, 2026$51.99$53.03$51.55$52.69-1.18%2,705,724
Sep 23, 2026$54.89$54.89$52.16$53.32-2.33%2,567,178
Sep 22, 2026$51.61$54.81$51.30$54.59+4.60%4,426,612
Sep 21, 2026$51.68$52.27$50.50$52.19+3.76%3,228,850

Seasonality

AMKR return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average2.5%3.5%-2.9%2.6%1.2%9.2%0.9%-2.0%-2.0%2.3%10.4%3.1%
Months up5 of 104 of 104 of 105 of 107 of 107 of 107 of 104 of 104 of 105 of 105 of 95 of 9
202622.4%-1.1%-5.7%54.9%-0.3%24.1%-42.2%-5.2%10.9%-24.6%
2025-4.2%-14.3%-14.0%-3.4%3.3%17.0%7.5%7.2%17.8%13.7%12.7%8.7%
2024-4.8%-2.0%4.2%0.3%0.7%23.1%-18.4%0.7%-6.8%-16.8%3.9%-1.0%
202322.0%-11.7%1.0%-14.0%10.8%20.4%-2.2%-3.9%-19.0%-7.7%35.0%18.4%
2022-11.2%3.2%-4.2%-13.4%8.7%-16.9%19.0%-0.2%-15.1%21.9%34.8%-14.2%
20212.9%54.2%-0.8%-14.7%4.4%12.4%4.1%11.5%-9.0%-12.1%-1.6%15.2%
2020-13.5%-7.2%-25.3%26.8%7.1%16.4%10.4%-10.3%-8.2%5.8%24.4%2.6%
201922.0%9.7%-2.7%6.1%-28.5%15.1%23.7%-5.2%4.0%36.6%-2.7%7.5%
20180.1%-0.1%0.8%-18.3%9.9%-5.6%1.0%0.6%-15.4%-3.2%-4.2%-4.2%
2017-10.8%4.4%18.0%1.6%-3.7%-13.8%6.1%-15.3%20.2%9.7%-8.6%-4.9%