ChipMOS October 2026 revenue reaches US$87.5M

ChipMOS said it is expanding its footprint and adding capacity to support existing customer forecasts and long-term supply agreements.

Available on EDGAR 11/10/2026 - 06:13 AM EST Accepted by SEC EDGAR 11/10/2026 - 06:13 AM EST Learn about SEC filing dates

Rhea-AI Filing Summary

ChipMOS TECHNOLOGIES INC. (IMOS) reported unaudited consolidated revenue of NT$2,850.6 million, or US$87.5 million, for October 2026. Revenue increased 2.1% from September 2026 and 30.9% from October 2025. ChipMOS said it continues to expand its footprint and add capacity to support existing customer forecasts and long-term supply agreements.

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• Moderate pointOctober revenue rose 30.9% year over year to NT$2,850.6 million.

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Key Figures

October 2026 revenue: NT$2,850.6 million October 2026 revenue: US$87.5 million Month-over-month revenue change: 2.1% +1 more

4 metrics

October 2026 revenue NT$2,850.6 million Unaudited consolidated revenue

October 2026 revenue US$87.5 million Unaudited consolidated revenue

Month-over-month revenue change 2.1% October 2026 compared with September 2026

Year-over-year revenue change 30.9% October 2026 compared with October 2025

Key Terms

outsourced semiconductor assembly and test services, fabless semiconductor companies, integrated device manufacturers

3 terms

outsourced semiconductor assembly and test services technical

"provider of outsourced semiconductor assembly and test services"

Companies that provide outsourced semiconductor assembly and test services take manufactured silicon chips and handle the physical packaging, final electrical testing and quality checks before the chips are shipped to customers. Think of them as a specialized fulfillment and inspection center for delicate electronics; their work affects device reliability, delivery times and cost structures, so investors watch them for supply‑chain risk, capacity constraints, technological competitiveness and margin trends.

fabless semiconductor companies technical

"leading fabless semiconductor companies"

Companies that design and develop semiconductor chips but do not own or operate the factories that manufacture them; instead they outsource production to specialized contract foundries. This model is like a fashion designer who creates patterns and hires a factory to make the clothes, and it matters to investors because it changes a company's capital needs, cost structure, production flexibility, and exposure to supply-chain or foundry capacity risks that can affect margins and growth.

integrated device manufacturers technical

"integrated device manufacturers"

Integrated device manufacturers are companies that design and produce their own hardware products from start to finish, combining product design, component fabrication and final assembly under one roof. Like a bakery that mills its own flour, bakes the bread and sells it in-store, these firms have more control over costs, quality and supply chains, which can lead to steadier margins and lower dependence on outside suppliers—factors investors watch when assessing stability and capital needs.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What was ChipMOS's October 2026 revenue?

ChipMOS reported unaudited consolidated October 2026 revenue of NT$2,850.6 million, or US$87.5 million. It increased 2.1% from September 2026 and 30.9% from October 2025.

What exchange rate did ChipMOS use for its October 2026 US dollar revenue?

The US dollar figures are based on the exchange rate of NT$32.59 to US$1.00 as of October 30, 2026.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of November 2026

Commission File Number 001-37928

ChipMOS TECHNOLOGIES INC.

(Translation of Registrant’s Name into English)

No. 1, R&D Rd. 1, Hsinchu Science Park

Hsinchu, Taiwan

Republic of China

(Address of Principal Executive Offices)

(Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.)

Form 20-F ☒ Form 40-F ☐

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: November 10, 2026				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 30.9% YoY INCREASE IN OCTOBER 2026 REVENUE

Hsinchu, Taiwan, November 10, 2026 - 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 October 2026. All U.S. dollar figures cited in this press release are based on the exchange rate of NT$32.59 to US$1.00 as of October 30, 2026.

Revenue for the month of October 2026 was NT$2,850.6 million or US$87.5 million, representing an increase of 2.1% from September 2026, and an increase of 30.9% from October 2025. The Company noted it delivered strong revenue growth in October, with revenue increasing 30.9% year-over-year and 2.1% sequentially. The Company continues to strategically expand its footprint and add capacity to support existing customer forecasts and long-term supply agreements, positioning it to capitalize on sustained demand across its memory and storage end markets.

Consolidated Monthly Revenues (Unaudited)
	October 2026	September 2026	October 2025	MoM Change	YoY Change
Revenues    (NT$ million)	2,850.6	2,792.0	2,177.4	2.1%	30.9%
Revenues    (US$ million)	87.5	85.7	66.8	2.1%	30.9%

About ChipMOS TECHNOLOGIES INC.:

ChipMOS TECHNOLOGIES INC. (“ChipMOS” or the “Company”) (Taiwan Stock Exchange: 8150 and Nasdaq: IMOS) (www.chipmos.com) is an industry leading provider of outsourced semiconductor assembly and test services. With advanced facilities in Hsinchu Science Park, Hsinchu Industrial Park and Southern Taiwan Science Park in Taiwan, ChipMOS is known for its track record of excellence and history of innovation. The Company provides end-to-end assembly and test services to leading fabless semiconductor companies, integrated device manufacturers and independent semiconductor foundries serving virtually all end markets worldwide.

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.