Unimicron reports Yangmei halt as results near for Unimicron stock

Published on 10/19/2026 at 10:14 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS

A fatal accident led to a partial halt at Yangmei on October 14, 2026. For Unimicron stock, first-half revenue reached TWD 45.822 billion, up 30.80 percent.

Expansion and reporting schedule

A fatal accident prompted a partial Yangmei halt on October 14, 2026.
First-half revenue reached TWD 45.822 billion, up 30.80 percent.
Third-quarter results are scheduled for October 27, 2026.

Unimicron, TW0003037008, Illustration mit AI erstellt.

Unimicron reported a fatal accident and partial work halt at its Yangmei Plant 1 on October 14, 2026, while production was not affected. The event arrives before the company's scheduled third-quarter results on October 27, 2026.

What happened at Yangmei?

According to Zero One Investment Research on October 14, 2026, a worker died at the Yangmei site and Taoyuan labor inspectors ordered a partial stop-work measure. The report said Unimicron stated that production was not affected, making the October 27 results the next quantified test of operations.

Three dated steps shape capacity

On September 19, 2026, EffectStory reported first-half revenue of TWD 45.822 billion, up 30.80 percent year on year, and net profit of TWD 6.843 billion, up 42.55 percent. On September 30, 2026, Unimicron disclosed a TWD 10.08888 billion purchase of land and buildings in Hukou, according to Siphtor. On October 14, 2026, the Yangmei accident and partial halt added an operational issue to that expansion story.

What does the expansion mean?

The financial picture entering the results date is stronger than the incident alone suggests. EffectStory said second-quarter revenue reached TWD 24.857 billion and gross margin reached 30.09 percent, while first-half earnings per share reached TWD 13.02. The combination makes margin retention and the pace of capacity deployment the central figures for the October report.

Next reporting date

Zero One Investment Research lists Unimicron's third-quarter results for October 27, 2026. That release should provide the next period-specific update on revenue, earnings and the effect of the Yangmei incident.

Taiwan price and market value

Unimicron was trading at TWD 1,120.00 on the Taiwan Stock Exchange on October 19, 2026 at 1:30 p.m. CST. Market capitalization stood at TWD 1.8 trillion and the 52-week range was TWD 153.80 to TWD 1,420.00 as of October 19, 2026.