GigaDevice Semiconductor Inc. — Earnings Release 2025

Jan 22, 2026

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement.

GigaDevice

GigaDevice Semiconductor Inc.

兆易創新科技集團股份有限公司

(A joint stock company incorporated in the People's Republic of China with limited liability)

(Stock Code: 3986)

POSITIVE PROFIT ALERT

This announcement is made by GigaDevice Semiconductor Inc. (the "Company", together with its subsidiaries, the "Group") pursuant to Rules 13.10B and 13.09(2)(a) of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the "Listing Rules") and the Inside Information Provisions (as defined under the Listing Rules) under Part XIVA of the Securities and Futures Ordinance (Cap. 571 of the Laws of Hong Kong).

Important Notes:

1. The Group expects to record a net profit attributable to the shareholders of the listed company of around RMB1,610 million in the year 2025, representing an increase of around RMB507.46 million or an increase of around 46% as compared with the corresponding period of the previous year.
2. The Group expects to record a net profit attributable to the shareholders of the listed company after deducting non-recurring profit or loss of around RMB1,423 million in the year 2025, representing an increase of around RMB392.52 million or an increase of around 38% as compared with the corresponding period of the previous year.
3. The Group expects to record an operating revenue of around RMB9,203 million in the year 2025, representing an increase of around RMB1,847 million or an increase of around 25% as compared with the corresponding period of the previous year.

I. DETAILS OF ESTIMATED RESULTS FOR THE REPORTING PERIOD

(I) Period covered by the estimated results

From January 1, 2025 to December 31, 2025 (the "Reporting Period").

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(II) Details of the estimated results

1. According to preliminary calculations by the finance department, it is expected to record a net profit attributable to the shareholders of the listed company of around RMB1,610 million in the year 2025, representing an increase of around RMB507.46 million or an increase of around 46% as compared with the corresponding period of the previous year.

2. It is expected to record a net profit attributable to the shareholders of the listed company after deducting non-recurring profit or loss of around RMB1,423 million in the year 2025, representing an increase of around RMB392.52 million or an increase of around 38% as compared with the corresponding period of the previous year.

3. It is expected to record an operating revenue of around RMB9,203 million in the year 2025, representing an increase of around RMB1,847 million or an increase of around 25% as compared with the corresponding period of the previous year.

II. RESULTS OF THE CORRESPONDING PERIOD OF THE PREVIOUS YEAR

(I) The net profit attributable to the shareholders of the listed company: RMB1,102,542.8 thousand. The net profit attributable to the shareholders of the listed company after deducting non-recurring profit or loss: RMB1,030,479.3 thousand.

(II) The basic earnings per share: RMB1.66.

III. THE MAIN REASONS FOR THE CHANGES IN RESULTS FOR THE REPORTING PERIOD

(I) Impact of the Principal Business

In the year 2025, the Group achieved steady revenue growth, primarily driven by multiple synergistic effects from technological innovation, industry cycle upswing, and the effective implementation of corporate strategies. On the technical front, accelerated AI computing power development significantly boosted demand, with the Group's products for PCs, servers, and automotive electronics benefiting profoundly. At the industry level, the storage sector entered a steady upward cycle, where optimized supply-demand dynamics drove simultaneous increases in product prices and volumes. The Group has consistently prioritized market share as its core development objective, continuously deepening its diversified product layout. Growth across multiple sectors synergized effectively with the Group's extensive product matrix, providing robust support for steady year-on-year performance growth.

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(II) Impact of the Non-recurring Items

The significant increase in non-recurring items in the year 2025 primarily resulted from the rise in the fair value of securities investments held by the Group at the end of the Reporting Period, leading to a corresponding increase in the fair value gains recognized by the Group.

IV. RISK WARNING

The profit alert is based on preliminary calculations made by the Group using its own professional judgment, which has not been audited by the Group’s accountants for annual audit, and the annual accountants for annual audit have not issued a special statement regarding the appropriateness and prudence of the Group’s profit alert for the Reporting Period. The Group has not identified any significant uncertainties that would affect the accuracy of the profit alert.

V. OTHER EXPLANATORY MATTERS

The above estimated figures are based on preliminary calculations. The specific and accurate financial data shall be subject to the Group’s officially disclosed audited 2025 annual report.

Investors are advised to pay attention to the investment risks.

By order of the Board
GigaDevice Semiconductor Inc.
Mr. Zhu Yiming
Chairman of the Board and Executive Director

Beijing, the PRC, January 22, 2026

As at the date of this announcement, the Board comprises: (i) Mr. Zhu Yiming, Mr. He Wei and Mr. Hu Hong as executive Directors; (ii) Ms. Wen Tian as a non-executive Director; and (iii) Mr. Zhou Haitao, Dr. Qian He, Ms. Yeung Siuman Shirley, Dr. Chen Jie and Mr. Zheng Xiaodong as independent non-executive Directors.

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