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ASE Technology Holding Co., Ltd. (ASX) stock

ASXNYSESemiconductors & Related DevicesFiscal year ends December 31
Financials through fiscal 2025, year ended Dec 31, 2025Last filing: 20-F on Apr 1, 2026Score 8/30
$39.50−5.05 (-11.34%)

Close on Oct 30, 2026Market cap $87.83BP/E 73.4Yield –

Price history

ASE 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
-11.34% on the day
52-week range
$13.35 – $47.93
-17.6% from the high
Change over 52 weeks
+162.6%
From $15.04 on Oct 30, 2025
Average volume
8.39M
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Oct 30, 2026$40.54$41.25$38.42$39.50-11.34%15,229,020
Oct 29, 2026$42.86$44.73$42.28$44.55+1.43%13,470,000
Oct 28, 2026$42.90$44.14$42.58$43.92+4.42%8,598,026
Oct 27, 2026$40.62$42.17$40.37$42.06+5.39%9,537,722
Oct 26, 2026$38.90$40.25$38.59$39.91+3.15%6,709,550
Oct 23, 2026$37.86$39.03$37.71$38.69+2.52%6,548,365
Oct 22, 2026$40.06$40.22$37.28$37.74-11.01%13,626,670
Oct 21, 2026$42.12$42.77$42.09$42.41+4.02%7,308,870
Oct 20, 2026$40.19$41.48$39.74$40.77-0.07%5,085,278
Oct 19, 2026$41.45$41.65$40.38$40.80+3.21%7,368,476
Oct 16, 2026$41.24$41.47$39.42$39.53-5.63%9,684,986
Oct 15, 2026$41.54$42.14$40.64$41.89-5.50%11,378,770
Oct 14, 2026$45.90$46.40$44.16$44.33-6.87%10,560,850
Oct 13, 2026$45.85$47.63$45.03$47.60+0.15%7,829,753
Oct 12, 2026$47.25$47.83$46.11$47.53+2.37%7,880,541
Oct 9, 2026$45.84$46.72$45.69$46.43+2.59%5,372,572
Oct 8, 2026$45.70$46.46$44.30$45.26-1.09%7,962,771
Oct 7, 2026$45.45$46.06$45.23$45.76-2.18%4,067,400
Oct 6, 2026$47.18$47.23$46.65$46.78-1.58%4,434,370
Oct 5, 2026$46.85$47.64$46.60$47.53+0.17%4,623,941
Oct 2, 2026$45.87$47.93$45.70$47.45+6.08%8,083,587
Oct 1, 2026$44.28$44.89$43.63$44.73+0.61%6,320,514
Sep 30, 2026$44.85$45.03$44.26$44.46-1.88%6,199,081
Sep 29, 2026$44.06$45.75$43.49$45.31+3.47%8,324,361
Sep 28, 2026$44.13$44.14$42.62$43.79-1.17%6,658,170
Sep 25, 2026$44.12$44.64$43.94$44.31+1.86%4,330,376
Sep 24, 2026$43.25$44.08$42.73$43.50-0.98%4,499,475
Sep 23, 2026$44.35$44.83$43.15$43.93-2.81%5,533,848
Sep 22, 2026$43.19$45.24$43.15$45.20+3.36%5,110,461
Sep 21, 2026$42.74$44.02$42.21$43.73+5.04%7,043,660

Seasonality

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average5.2%4.9%-0.1%1.8%2.2%3.4%2.5%0.3%-0.6%2.8%7.4%4.3%
Months up7 of 106 of 106 of 104 of 106 of 107 of 107 of 106 of 103 of 104 of 107 of 96 of 9
202617.9%28.0%-10.7%44.9%22.1%17.7%-21.3%5.1%20.3%-11.2%
20250.8%-0.2%-13.5%-0.3%7.4%10.1%-4.7%4.3%11.9%44.4%-6.6%7.7%
2024-1.3%4.8%12.8%-8.6%7.4%5.9%-9.7%-0.3%-2.3%-2.0%1.7%3.6%
202314.8%-0.4%11.2%-13.9%11.1%9.6%3.1%2.4%-8.5%-0.9%15.4%9.4%
2022-9.3%2.1%-1.9%-9.2%11.0%-21.4%13.9%-2.2%-13.4%2.0%33.6%-7.8%
202114.0%13.7%1.7%7.9%-3.5%0.4%10.2%4.5%-12.5%-9.3%2.7%6.8%
2020-14.7%-3.0%-18.7%16.3%-6.2%11.3%10.4%-15.6%-0.7%12.0%16.4%9.8%
20196.4%1.0%6.9%5.6%-19.1%7.3%10.9%6.7%-0.9%14.3%-4.1%13.7%
201810.3%-4.6%6.5%-20.8%-10.1%-6.5%7.8%2.1%-1.4%-20.7%2.1%-4.1%
201713.5%8.0%4.9%-3.4%1.6%-0.8%4.4%-4.0%1.3%-0.3%5.7%-0.5%