$41.63
+4.10%Price chart
Aug 19Aug 24Aug 27Sep 1Sep 4Sep 10Sep 15Sep 18
Key dataSep 18, 2026
Open$40.35
From 52W high−7.73%
Volume19.16M
Market cap$93.05B
P/E (TTM)47.8x
P/S (TTM)4.1x
Div yield1.00%
Key dataSep 18, 2026
Open
$40.35
From 52W high
−7.73%
Volume
19.16M
Market cap
$93.05B
ValuationView details →
P/E (Fwd)
29.5x
EV/EBITDA
20.3x
P/E (TTM)
47.8x
RSI (14)
57.8
MomentumView details →
1D Return
+4.10%
YTD Return
+150.90%
SummaryUpdated Jun 1, 2026
ASE Technology Holding Co., Ltd. (NYSE:ASX) is a Taiwanese semiconductor services company founded in 1984 and headquartered in Kaohsiung, Taiwan. The company went public in 2000 and has grown to become one of the world's largest providers of semiconductor assembly and test services (SATS). ASE serves as a critical link in the global semiconductor supply chain, providing the essential final steps that transform raw semiconductor wafers into finished chips ready for use in electronic devices. The company operates globally with facilities across Asia, the United States, and Europe, positioning itself as a key enabler of the modern electronics industry.
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Latest newsMore news →
Taiwan stocks opened sharply higher on 18 September 2026, with the TAIEX rising 161.56 points to 46,449.56 at the open and climbing as much as 773.57 points to 47,061.57 intraday, as TSMC rose NT$35 to NT$2,460 and more than 20 listed stocks hit their daily limit-up.2d agoAdvanced Semiconductor Engineering's subsidiary spent NT$1.8 billion to purchase machinery and equipment.4d agoTaiwan's TAIEX rose 337.41 points to close at 45,848.9 on September 16, 2026, with turnover of NT$643.765 billion, as TSMC completed its ex-dividend fill and AI cooling and memory stocks rallied.4d ago