Welcome to our dedicated page for ASE Technology SEC filings (Ticker: ASX), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
ASE Technology Holding Co., Ltd. filings document foreign-issuer reporting for a Taiwan-based semiconductor assembly, testing and electronic manufacturing services company. Form 6-K reports include monthly unaudited net revenues, quarterly earnings materials, ATM revenue tables, segment results for packaging, testing, EMS and other operations, and related disclosures on capital expenditures, margins, customer concentration, credit lines and debt measures.
The company’s Form 20-F annual reporting covers audited financial statements, business risks and ADR-related disclosure for the ASX depositary receipts. Other filings and exhibits address shareholder meeting procedures, ADR holder proposal mechanics under the deposit agreement, governance notices, safe-harbor statements and risk factors tied to semiconductor demand cycles, competition, technology investment, environmental regulation, international operations and trade-policy exposure.
ASE Technology Holding Co., Ltd. reported unaudited consolidated net revenues for January 2026 of NT$ 59,989 million, up 21.3% year over year and 1.9% sequentially. In U.S. dollar terms, net revenues were US$ 1,906 million, increasing 26.5% year over year and 1.3% from December 2025.
The assembly, testing and material business generated January 2026 net revenues of NT$ 37,639 million, a 33.8% year-over-year rise and slightly higher than December 2025 by 0.1%. In U.S. dollars, this segment delivered US$ 1,196 million, up 39.5% year over year, with a small sequential decline of 0.4%.
ASE Technology Holding Co., Ltd. reports strong growth for 2025, driven by AI-related demand and advanced packaging and testing services. Consolidated net revenues reached NT$645,388 million, up 8% year over year, with gross profit up 18% to NT$114,193 million and operating income up 30% to NT$50,756 million. Net income attributable to shareholders rose 25% to NT$40,658 million, with basic EPS increasing from NT$7.52 to NT$9.37.
In Q4 2025, total net revenues were NT$177,915 million, up 10% year over year, while net income attributable to shareholders jumped 58% to NT$14,713 million; diluted EPS was NT$3.24. Packaging and testing operations delivered 2025 revenues of NT$389,228 million, up 19% year over year, with operating margin improving to 11.3%, while EMS full-year revenues declined 5%.
In US dollar terms, 2025 consolidated revenue grew 12%, with LEAP services rising to US$1.6 billion (13% of revenue) from US$0.6 billion, and testing revenue up 36% year over year. Management expects the revenue uptrend to extend into 2026 and beyond, with LEAP services projected to double to US$3.2 billion, though Q1 2026 consolidated revenue and margins are expected to decline sequentially.
ASE Technology Holding delivered stronger results for both the fourth quarter and full year of 2025. For 4Q25, net revenues reached NT$177,915 million, up 9.6% year-over-year and 5.5% from the prior quarter. Net income attributable to shareholders rose to NT$14,713 million, compared with NT$9,312 million a year earlier, lifting basic earnings per share to NT$3.37.
For the full year 2025, ASE Technology reported net revenues of NT$645,388 million and net income attributable to shareholders of NT$40,658 million. Full-year basic earnings per share were NT$9.37, with EBITDA of NT$38,344 million in 4Q25 highlighting solid cash-generating capacity alongside growth in both packaging and testing activities.
ASE Technology Holding Co., Ltd. reports unaudited consolidated net revenues for December, the fourth quarter, and full year 2025, showing solid growth year over year. December consolidated net revenues were NT$58,865 million, up 11.3% from December 2024 (US$1,880 million, up 15.3%). Fourth-quarter 2025 consolidated net revenues reached NT$177,915 million, a 9.6% increase from a year earlier (US$5,763 million, up 14.2%). Full-year 2025 consolidated net revenues were NT$645,388 million, up 8.4% from 2024 (US$20,782 million, up 11.8%).
The ATM assembly, testing and material business was a key growth driver. December 2025 ATM net revenues were NT$37,586 million, 25.9% higher than a year earlier (US$1,201 million, up 30.4%). Fourth-quarter 2025 ATM net revenues were NT$109,707 million, up 24.2% year over year (US$3,553 million, up 29.3%), and full-year 2025 ATM net revenues rose to NT$389,228 million, 19.4% above 2024 (US$12,539 million, up 23.2%).
ASE Technology Holding Co., Ltd. reported unaudited consolidated net revenues for November 2025 of NT$58,820 million, down from NT$60,231 million in October 2025 but up from NT$52,933 million in November 2024. This represents a sequential decline of 2.3% and a year-over-year increase of 11.1%. In U.S. dollars, net revenues were US$1,903 million, compared with US$1,980 million in October 2025 and US$1,648 million a year earlier, a sequential change of -3.9% and year-over-year growth of 15.5%.
Net revenues from the company’s ATM (assembly, testing and material) business for November 2025 were NT$36,082 million, slightly above NT$36,039 million in October 2025 and up from NT$29,185 million in November 2024, a sequential change of +0.1% and year-over-year growth of 23.6%. In U.S. dollars, ATM net revenues were US$1,167 million, versus US$1,185 million in October 2025 and US$909 million in November 2024, corresponding to a sequential change of -1.5% and year-over-year growth of 28.5%.
ASE Technology Holding reported unaudited consolidated net revenues of NT$60,231 million for October 2025. That was -0.5% from September 2025 and +6.7% year over year. In U.S. dollars, net revenues were $1,980 million, down 0.8% sequentially and up 12.1% year over year.
The company’s ATM (assembly, testing and material) business generated NT$36,039 million, up 3.0% from September and 22.9% year over year. In U.S. dollars, ATM revenue was $1,185 million, up 2.7% sequentially and 29.1% year over year. These figures are unaudited and provided to meet Taiwan regulatory requirements.
ASE Technology Holding Co., Ltd. reported stronger 3Q25 results. Consolidated net revenues were NT$168,569 million, up 5.3% year over year and 11.8% sequentially. Net income attributable to shareholders reached NT$10,870 million, compared to NT$9,733 million in 3Q24 and NT$7,521 million in 2Q25. Basic EPS was NT$2.50 (US$0.168 per ADS) and diluted EPS was NT$2.41 (US$0.162 per ADS). Total non‑operating income was NT$775 million. Consolidated EBITDA was NT$32,613 million, up from NT$27,426 in 2Q25 and NT$28,692 in 3Q24.
By segment, ATM net revenues were NT$100,289 million (vs. NT$92,565 in 2Q25; NT$85,790 in 3Q24) with segment EBITDA of NT$27,969 million. EMS net revenues were NT$69,022 million (vs. NT$58,770 in 2Q25; NT$75,384 in 3Q24). Cash and cash equivalents were NT$75,142 million as of September 30, 2025; the current ratio was 1.13 and net debt to equity was 0.63. In 3Q25, cash from operations was NT$14,626 million, investing cash outflows were NT$45,829 million (driven by property, plant and equipment), and financing provided NT$27,718 million, resulting in a net increase in cash of NT$2,357 million.
ASE Technology (ASX) reported stronger Q3 2025 results, with total net revenues of NT$168,569 million (up 12% QoQ, 5% YoY). Gross margin was 17.1%. Operating income rose to NT$13,201 million (up 30% QoQ, 15% YoY), and net income attributable to shareholders reached NT$10,870 million (up 45% QoQ, 12% YoY). Basic EPS was NT$2.50; diluted EPS was NT$2.41.
Segment detail: ATM net revenues were NT$100,289 million (up 8% QoQ, 17% YoY) with operating margin improving, while EMS net revenues were NT$69,022 million (up 17% QoQ, down 8% YoY) and operating income increased QoQ. Excluding PPA, profitability metrics improved across the board.
On the balance sheet as of September 30, 2025, cash and cash equivalents were NT$75,142 million, total interest-bearing debts NT$295,682 million, current ratio 1.13, and net debt to equity ratio 0.63.
Outlook: using an exchange rate of US$1 = NT$30.4, management sees Q4 2025 consolidated revenue up 1–2% QoQ, gross margin up 70–100 bps, and operating margin up 70–100 bps. ATM revenue is projected up 3–5% QoQ; EMS revenue flat to slightly down.
ASE Technology Holding Co., Ltd. reported unaudited consolidated net revenues showing growth in both September and the third quarter of 2025. Consolidated net revenues in September were NT$60,561M ($1,995M), up 7.3% sequentially and 9.0% year‑over‑year in NT$. For the three months ended Q3, consolidated net revenues were NT$168,569M ($5,663M), rising 11.8% sequentially and 5.3% year‑over‑year in NT$; on a US$ basis Q3 revenues increased 17.1% sequentially and 14.3% year‑over‑year. Business segments shown also posted increases: one segment recorded September net revenues of NT$34,997M ($1,153M), up 4.4% sequentially and 20.0% YoY in NT$, while another reported Q3 net revenues of NT$100,289M ($3,371M), up 8.3% sequentially and 16.9% YoY in NT$. The figures are unaudited and presented in both NT$ and US$.
ASE Technology Holding Co., Ltd. disclosed revised unaudited consolidated net revenues for August 2025. The filing reports August net revenues of NT$56,466 million, up 9.6% sequentially from July (NT$51,542m) and 6.7% year-over-year from August 2024 (NT$52,930m). In U.S. dollars the top-line for August was US$1,899 million, up 7.4% sequentially and 16.7% year-over-year. The document also presents a second set of figures showing August net revenues of NT$33,510 million (July NT$31,783m; Aug 2024 NT$29,175m), a 5.4% sequential and 14.9% YoY increase, and corresponding U.S. dollar amounts of US$1,127 million (up 3.3% sequential and 25.7% YoY).