6-K Impact 8/10 Earnings

$ASX · ASE Technology Holding Co., Ltd.

October 29, 2026 · AI-analyzed SEC filing

ASE Technology Holding filed its Q3 FY2026 earnings on Form 6-K, reporting NT$244.161B in total net revenues (+45% YoY), gross margin of 22.1% (vs 17.1% a year ago), and diluted EPS of NT$5.84 (vs NT$2.41). The ATM segment drove the beat with packaging revenue up 53% YoY and ATM gross margin reaching 30.6%. Management guided Q4 consolidated revenue growth of 6-8% QoQ with gross margin expanding further to 23-24%.

  • Q3 FY2026 total net revenues hit NT$244.161B, up 28% QoQ and 45% YoY.
  • ATM (packaging/testing) revenue jumped 52% YoY to NT$150.6B, with packaging alone up 53% YoY.
  • Gross margin expanded to 22.1% from 17.1% a year ago; operating margin reached 13.6% vs 7.8% in Q3 2025.
  • Net income attributable to shareholders rose 148% YoY to NT$26.996B; diluted EPS of NT$5.84 vs NT$2.41.
  • Q4 2026 guidance: consolidated revenue +6-8% QoQ, gross margin 23-24%, operating margin 14.5-15.5%.
PeriodQ3 FY2026
ResultBeat
Revenue$244.161B
EPSNT$5.84

Extended-hours trading shows ASX at $42.77, down 2.62% from the regular-session close of $43.92 — a modest giveback after the +4.42% regular-session rally, suggesting some profit-taking despite strong results and guidance.

ASE's 45% YoY revenue growth and 148% net income surge, paired with above-consensus Q4 guidance, confirm the AI-driven advanced packaging supercycle is accelerating well beyond typical semiconductor cyclicality.

ASE's ATM revenue surge (+52% YoY) and margin expansion mirror the AI-driven advanced packaging boom benefiting TSMC and the broader OSAT sector. Bump/FC/WLP/SiP now represents 51% of ATM revenue, underscoring the shift toward advanced packaging.

PPA expenses remain a recurring drag at NT$780.7M per quarter, masking true operating leverage. The filing also flags risks from US trade policy shifts, China-Taiwan tensions, and foreign exchange fluctuations — the Q4 outlook assumes NT$31.9/USD, unchanged from Q3.

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