ChipMOS Technologies Files 6-K for December 2025

TL;DR

ChipMOS filed its monthly 6-K, confirming 20-F annual reporting and signed by S.J. Cheng.

AI Summary

ChipMOS TECHNOLOGIES INC. filed a Form 6-K on December 10, 2025, reporting for the month of December 2025. The filing indicates the company is a foreign private issuer and will file annual reports under Form 20-F. The report was signed by S. J. Cheng.

Why It Matters

This filing provides routine updates for ChipMOS Technologies Inc. as a foreign private issuer, signaling ongoing compliance and reporting activities.

Risk Assessment

Risk Level: low — This is a routine administrative filing (6-K) with no new financial or operational information that would typically impact risk.

Key Players & Entities

• ChipMOS TECHNOLOGIES INC. (company) — Registrant
• S. J. Cheng (person) — Signatory for the filing
• December 10, 2025 (date) — Filing date
• 20251210 (date) — Conformed period of report

FAQ

Key Financial Figures

• $31.37 — ase are based on the exchange rate of NT$31.37 to US$1.00 as of November 28, 2025. R
• $1.00 — d on the exchange rate of NT$31.37 to US$1.00 as of November 28, 2025. Revenue for
• $2,140.3 million — ue for the month of November 2025 was NT$2,140.3 million or US$68.2 million, representing a decr
• $68.2 m — vember 2025 was NT$2,140.3 million or US$68.2 million, representing a decrease of 1.7%

Filing Documents

• imos-6-k-202511revenue.htm (6-K) — 45KB
• img184947741_0.jpg (GRAPHIC) — 102KB
• 0001193125-25-313413.txt ( ) — 186KB

SIGNATURES

SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. ChipMOS TECHNOLOGIES INC. (Registrant) Date: December 10, 2025 By /S/ S. J. Cheng Name: S. J. Cheng Title: Chairman & President Contacts: In Taiwan Jesse Huang ChipMOS TECHNOLOGIES INC. +886-6-5052388 ext. 7715 IR@chipmos.com In the U.S. David Pasquale Global IR Partners +1-914-337-8801 dpasquale@globalirpartners.com ChipMOS REPORTS 16.7% YoY INCREASE IN NOVEMBER 2025 REVENUE Hsinchu, Taiwan, December 10, 2025 - ChipMOS TECHNOLOGIES INC. (“ChipMOS” or the “Company”) (Taiwan Stock Exchange: 8150 and Nasdaq: IMOS), an industry leading provider of outsourced semiconductor assembly and test services (“OSAT”), today reported its unaudited consolidated revenue for the month of November 2025. All U.S. dollar figures cited in this press release are based on the exchange rate of NT$31.37 to US$1.00 as of November 28, 2025. Revenue for the month of November 2025 was NT$2,140.3 million or US$68.2 million, representing a decrease of 1.7% from October 2025, and an increase of 16.7% from November 2024. The Company’s continued strong revenue growth in November was led by industry-wide robust demand for memory products in support of computing and datacenters, combined with a favorable product mix. The slight decline compared to the prior month reflects fewer operating days in November compared to October. Consolidated Monthly Revenues (Unaudited) November 2025 October 2025 November 2024 MoM Change YoY Change Revenues (NT$ million) 2,140.3 2,177.4 1,834.6 -1.7% 16.7% Revenues (US$ million) 68.2 69.4 58.5 -1.7% 16.7% About ChipMOS TECHNOLOGIES INC.: ChipMOS TECHNOLOGIES INC. (“ChipMOS” or the “Company”) (Taiwan Stock Exchang

Forward-Looking Statements

Forward-Looking Statements: This press release may contain certain forward-looking statements. These forward-looking statements may be identified by words such as ‘believes,’ ‘expects,’ ‘anticipates,’ ‘projects,’ ‘intends,’ ‘should,’ ‘seeks,’ ‘estimates,’ ‘future’ or similar expressions or by discussion of, among other things, strategies, goals, plans or intentions. These statements may include financial projections and estimates and their underlying assumptions, statements regarding current macroeconomic conditions, including the impacts of high inflation, foreign exchange rates and risk of recession, on demand for our products, consumer confidence and financial markets generally; changes in trade regulations, policies, and agreements and the imposition of tariffs that affect our products or operations, including potential new tariffs that may be imposed and our ability to mitigate with respect to future operations, products and services, and statements regarding future performance. Actual results may differ materially in the future from those reflected in forward-looking statements contained in this document, based on a number of important factors and risks, which are more specifically identified in the Company’s most recent U.S. Securities and Exchange Commission (the “SEC”) filings. Further information regarding these risks, uncertainties and other factors are included in the Company’s most recent Annual Report on Form 20-F filed with the SEC and in its other filings with the SEC.

View Full Filing

View this 6-K filing on SEC EDGAR