ChipMOS TECHNOLOGIES (NASDAQ: IMOS) stock is surging 11.21% in pre-market trading on Tuesday following the release of its impressive third-quarter 2025 financial results. The semiconductor assembly and test services provider reported significant improvements in revenue, profitability, and operational efficiency, surpassing market expectations.

The company's Q3 2025 revenue increased by 7% compared to the previous quarter, reaching NT$6,143.7 million (US$201.7 million). This growth was accompanied by a substantial 101% expansion in gross profit compared to Q2 2025. ChipMOS also reported net earnings of NT$0.50 (US$0.02) per basic common share, a notable improvement from the net loss of NT$0.75 per share in the previous quarter and an increase from NT$0.41 in the same period last year.

Investors are particularly encouraged by ChipMOS's strong cash position and operational improvements. The company reported a net free cash inflow of NT$1,520.5 million (US$50 million) for the first nine months of 2025, with cash and cash equivalents balance reaching NT$12,977.0 million (US$426.0 million). Additionally, the overall utilization rate increased to 66% from 65% in the previous quarter, indicating enhanced operational efficiency. These positive results, coupled with the company's prudent capital expenditure strategy, have significantly strengthened ChipMOS's financial position, driving investor optimism and the subsequent pre-market stock surge.