ASE Technology Holding Co., Ltd. Announces Monthly Net Revenues*

Rhea-AI Summary

ASE Technology Holding (NYSE: ASX) reported unaudited net revenues for September and Q3 2025. September net revenues were NT$60,561 million (+7.3% sequential, +9.0% YoY) / US$1,995 million (+5.1% sequential, +14.7% YoY). Q3 2025 net revenues were NT$168,569 million (+11.8% sequential, +5.3% YoY) / US$5,663 million (+17.1% sequential, +14.3% YoY).

The ATM (assembly, testing, material) segment reported September NT$34,997 million (+4.4% sequential, +20.0% YoY) and Q3 NT$100,289 million (+8.3% sequential, +16.9% YoY). A safe-harbor statement and investor relations contact were provided.

Positive

• September net revenue NT$60,561M (+7.3% sequential)
• September revenue US$1,995M (+14.7% YoY)
• Q3 net revenue NT$168,569M (+11.8% sequential)
• Q3 revenue US$5,663M (+14.3% YoY)
• ATM Q3 net revenue NT$100,289M (+16.9% YoY)

Negative

• None.

Insights

Revenue and Operations Analyst

ASE reported sequential and year‑over‑year revenue growth in September and Q3 2025 across consolidated and ATM segments.

Consolidated net revenues reached NT$60,561 (US$1,995) in Sept 2025 and NT$168,569 (US$5,663) for Q3 2025, up +7.3% sequentially (NT$) for the month and +11.8% sequentially (NT$) for the quarter; year‑over‑year changes were +9.0% (month, NT$) and +5.3% (quarter, NT$). The ATM assembly, testing and material business also expanded to NT$34,997 in Sept and NT$100,289 for Q3 2025, with Q3 ATM revenue up +8.3% sequentially and +16.9% year‑over‑year (NT$).

These figures show clear top‑line momentum in both consolidated and ATM businesses this reporting period, but forward risks named in the release remain relevant: cyclicality in the semiconductor supply chain, regulatory and environmental compliance, foreign‑policy and trade shifts, and currency fluctuations. Monitor the upcoming audited quarterly filing and any management commentary that quantifies margins, backlog, or region/product mix; near‑term checkpoints include the company’s next official quarterly filings and any updates to environmental or regulatory disclosures within the next reporting cycle.

TAIPEI, Oct. 9, 2025 /PRNewswire/ -- ASE Technology Holding Co., Ltd. (NYSE: ASX, TAIEX: 3711, "ASEH" or the "Company"), announces its unaudited consolidated net revenues for September and 3^rd quarter of 2025.

CONSOLIDATED NET REVENUES (UNAUDITED)

		Sept		Aug		Sept		Sequential		YoY
(NT$ Million)		2025		2025		2024		Change		Change
Net Revenues		60,561		56,466		55,579		+7.3 %		+9.0 %
		Sept		Aug		Sept		Sequential		YoY
(US$ Million)		2025		2025		2024		Change		Change
Net Revenues		1,995		1,899		1,739		+5.1 %		+14.7 %
		Q3		Q2		Q3		Sequential		YoY
(NT$ Million)		2025		2025		2024		Change		Change
Net Revenues		168,569		150,750		160,105		+11.8 %		+5.3 %
		Q3		Q2		Q3		Sequential		YoY
(US$ Million)		2025		2025		2024		Change		Change
Net Revenues		5,663		4,838		4,956		+17.1 %		+14.3 %

Net revenues for ATM assembly, testing and material business are as follows:

ATM NET REVENUES (UNAUDITED)

		Sept		Aug		Sept		Sequential		YoY
(NT$ Million)		2025		2025		2024		Change		Change
Net Revenues		34,997		33,510		29,172		+4.4 %		+20.0 %
		Sept		Aug		Sept		Sequential		YoY
(US$ Million)		2025		2025		2024		Change		Change
Net Revenues		1,153		1,127		913		+2.3 %		+26.3 %
		Q3		Q2		Q3		Sequential		YoY
(NT$ Million)		2025		2025		2024		Change		Change
Net Revenues		100,289		92,565		85,791		+8.3 %		+16.9 %
		Q3		Q2		Q3		Sequential		YoY
(US$ Million)		2025		2025		2024		Change		Change
Net Revenues		3,371		2,972		2,655		+13.4 %		+26.9 %

*This press release is intended to comply with Taiwan regulatory requirements.

Safe Harbor Notice:
This press release contains "forward-looking statements" within the meaning of Section 27A of the United States Securities Act of 1933, as amended, and Section 21E of the United States Securities Exchange Act of 1934, as amended. These statements are made under the "safe harbor" provisions of the U.S. Private Securities Litigation Reform Act of 1995. Although these forward-looking statements, which may include statements regarding our future results of operations, financial condition or business prospects, are based on our own information and information from other sources we believe to be reliable, you should not place undue reliance on these forward-looking statements, which apply only as of the date of this press release. The words "anticipate," "believe," "estimate," "expect," "intend," "plan" and similar expressions, as they relate to us, are intended to identify these forward-looking statements in this press release. These forward-looking statements are necessarily estimates reflecting the best judgment of our senior management and our actual results of operations, financial condition or business prospects may differ materially from those expressed or implied by the forward-looking statements for reasons including, among others, risks associated with cyclicality and market conditions in the semiconductor or electronic industry; changes in our regulatory environment, including our ability to comply with new or stricter environmental regulations and to resolve environmental liabilities; demand for the outsourced semiconductor packaging, testing and electronic manufacturing services we offer and for such outsourced services generally; the highly competitive semiconductor or manufacturing industry we are involved in; our ability to introduce new technologies in order to remain competitive; international business activities; our business strategy; our future expansion plans and capital expenditures; the strained relationship between the Republic of China and the People's Republic of China; general economic and political conditions; the recent shift in United States trade policies; possible disruptions in commercial activities caused by natural or human-induced disasters; fluctuations in foreign currency exchange rates; and other factors. For a discussion of these risks and other factors, please see the documents we file from time to time with the Securities and Exchange Commission, including the 2024 Annual Report on Form 20-F filed on March 27, 2025.

Investor Relations Contact:
ir@aseglobal.com
Tel: +886.2.6636.5678
https://www.aseglobal.com

View original content:https://www.prnewswire.com/news-releases/ase-technology-holding-co-ltd-announces-monthly-net-revenues-302579209.html

SOURCE ASE Technology Holding Co., Ltd.

FAQ

What were ASE (ASX) net revenues for September 2025?

September 2025 net revenues were NT$60,561 million (US$1,995 million).

How did ASE's Q3 2025 revenue compare sequentially and year‑over‑year?

Q3 2025 revenue was NT$168,569M, up 11.8% sequentially and 5.3% YoY.

What were ASE's ATM segment results for Q3 2025?

ATM segment Q3 net revenues were NT$100,289 million, up 8.3% sequentially and 16.9% YoY.

Did ASE report revenue growth in US dollar terms for Q3 2025?

Yes. Q3 2025 revenue was US$5,663 million, up 17.1% sequentially and 14.3% YoY.

Where can investors get more information about ASE's 2025 monthly revenues?

Investors can contact ASE investor relations at ir@aseglobal.com or view filings on the company website.