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

Rhea-AI Summary

ASE Technology Holding reported its unaudited consolidated net revenues for April 2025. The company's consolidated net revenues reached NT$52,211 million (US$1,590 million), showing a 13.9% year-over-year increase but a 2.9% sequential decline from March 2025. The ATM (assembly, testing and material) business segment recorded net revenues of NT$31,312 million (US$953 million), demonstrating strong growth with a 24.3% year-over-year increase and a slight 0.4% sequential improvement. This performance indicates robust demand for ASE's semiconductor packaging and testing services despite monthly fluctuations.

Positive

• Strong year-over-year revenue growth of 13.9% in consolidated net revenues
• Significant ATM segment growth of 24.3% year-over-year
• ATM business showed sequential growth of 0.4% despite overall revenue decline

Negative

• 2.9% sequential decline in consolidated net revenues from March 2025

Insights

Semiconductor Industry Financial Analyst

ASE reports strong YoY revenue growth of 13.9% despite slight sequential drop; ATM segment shows exceptional 24.3% YoY increase.

ASE Technology Holding's April 2025 results present a mixed but predominantly positive financial picture. The company posted NT$52,211 million (US$1,590 million) in consolidated net revenues, representing a modest sequential decline of 2.9% from March, but a robust year-over-year increase of 13.9% in local currency terms (11.2% in USD).

Most impressively, ASE's core ATM (assembly, testing, and material) business segment outperformed the overall company results with NT$31,312 million (US$953 million) in net revenues. This segment showed marginal sequential growth of 0.4% from March, while delivering exceptional year-over-year growth of 24.3% in NT$ (21.3% in USD).

This performance pattern suggests ASE is benefiting significantly from the semiconductor industry's cyclical recovery. The strong year-over-year growth in the ATM segment indicates ASE is capturing increased demand for advanced packaging and testing services, likely driven by AI, high-performance computing, and automotive applications.

The minor sequential decline in overall revenues could reflect normal monthly fluctuations or a temporary pause in growth momentum. However, the ATM segment's sequential growth, even if modest, demonstrates continued strength in ASE's core technical operations while potentially signaling that other business segments experienced more pronounced monthly declines.

ASE's concentrated growth in its high-value ATM segment positions the company advantageously within the semiconductor supply chain as advanced packaging becomes increasingly critical for next-generation chips. This segment now represents approximately 60% of ASE's total revenue, highlighting its strategic importance to the company's overall performance.

TAIPEI, May 9, 2025 /PRNewswire/ -- ASE Technology Holding Co., Ltd. (NYSE: ASX, TAIEX: 3711, "ASEH" or the "Company"), announces its revised unaudited consolidated net revenues for April 2025.

CONSOLIDATED NET REVENUES (UNAUDITED)

		Apr		Mar		Apr		Sequential		YoY
(NT$ Million)		2025		2025		2024		Change		Change
Net Revenues		52,211		53,748		45,820		-2.9 %		+13.9 %
		Apr		Mar		Apr		Sequential		YoY
(US$ Million)		2025		2025		2024		Change		Change
Net Revenues		1,590		1,638		1,430		-2.9 %		+11.2 %

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

ATM NET REVENUES (UNAUDITED)

		Apr		Mar		Apr		Sequential		YoY
(NT$ Million)		2025		2025		2024		Change		Change
Net Revenues		31,312		31,198		25,188		+0.4 %		+24.3 %
		Apr		Mar		Apr		Sequential		YoY
(US$ Million)		2025		2025		2024		Change		Change
Net Revenues		953		951		786		+0.3 %		+21.3 %

*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

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SOURCE ASE Technology Holding Co., Ltd.

FAQ

What were ASE Technology's (ASX) revenue results for April 2025?

ASE Technology reported consolidated net revenues of NT$52,211 million (US$1,590 million) for April 2025, showing a 13.9% year-over-year increase but a 2.9% sequential decline.

How did ASE Technology's ATM business perform in April 2025?

ASE's ATM (assembly, testing and material) business recorded net revenues of NT$31,312 million (US$953 million), with a 24.3% year-over-year increase and 0.4% sequential growth.

What is the year-over-year growth rate for ASX's consolidated revenues in April 2025?

ASE Technology's consolidated revenues grew by 13.9% year-over-year in NT$ terms (11.2% in US$ terms) in April 2025 compared to April 2024.

How did ASE Technology's revenues change from March to April 2025?

ASE Technology's consolidated revenues decreased by 2.9% from March to April 2025, though its ATM segment showed a slight increase of 0.4%.