HSINCHU, Jan. 9, 2026 /PRNewswire-FirstCall/ — ChipMOS TECHNOLOGIES INC. (“ChipMOS” or the “Company”) (NASDAQ:IMOS), an industry leading provider of outsourced semiconductor assembly and test services (“OSAT”), today reported its unaudited consolidated revenue for the month of December 2025 and for the fourth quarter ended December 31, 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 December 31, 2025.

ChipMOS is benefitting from the semiconductor industry’s fundamentally improved cycle position, with continued strong revenue growth in December and the fourth quarter of 2025 led by robust demand for memory products in support of computing and datacenters, combined with a favorable product mix.

Revenue for the fourth quarter of 2025 was NT$6,521.1 million or US$207.9 million, representing an increase of 6.1% from the third quarter of 2025, and an increase of 20.8% from the fourth quarter of 2024.

Revenue for the month of December 2025 was NT$2,203.3 million or US$70.2 million, representing an increase of 2.9% from November 2025, and an increase of 23.8% from December 2024.

Consolidated Monthly Revenues (Unaudited)


December 2025

November 2025

December 2024

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