Why Is CHIPMOS TECHNOLOGIES ADR (IMOS) Stock Up Today?

ChipMOS Technologies (IMOS) shares rose 11.27% to $53.69, driven by a strong year-over-year increase in October revenue. The company reported that its October 2026 revenue reached NT$2.85 billion, marking a 30.9% jump from the same period last year. This performance coincides with ongoing capacity expansion efforts.

What Happened

ChipMOS Technologies disclosed that October revenue grew 30.9% year over year and 2.1% sequentially from September. The company, a provider of outsourced semiconductor assembly and test services, is simultaneously expanding its production capacity. In a related filing, ChipMOS announced plans to acquire equipment for NT$805.5 million to support this growth. The stock had previously reported third-quarter 2026 sales of $263.8 million, which represented a 36.7% year-over-year increase.

What The Data Shows

The stock opened at $53.00, representing a 9.8% gap up from the prior close of $48.25. The session high was $53.69, while the session low was $52.88. Volume so far is 0.0 million shares, which is 0.0 times the three-month daily average. The company has a market capitalization of $1.6 billion and a price-to-earnings ratio of 481.0. Trailing twelve-month revenue is up 18.7%, with a net margin of 8.3%. The stock has a beta of 1.47 and a dividend yield of 1.54%. Over the last eight sessions, the stock moved down 11.3% from $54.39 to $48.25. The 52-week range is $21.93 to $83.84. On November 10, 2026, the stock printed three fresh 52-week highs and two fresh 52-week lows.

What To Watch

Investors will monitor the company's continued capacity expansion and equipment acquisitions. The recent revenue growth and sequential improvement suggest ongoing demand for the company's semiconductor assembly services.