TSMC shares fall 7.29% on July 17 after margin outlook, Taiex suffers record point drop
Taiwan-listed TSMC shares fell 7.29% (NT$180) to NT$2,290 on July 17, the day after record quarterly results, because the company guided to lower gross margin for the next quarter. The Taiex fell 6.47% to 42,671.27, its largest single-day point drop on record.
- TSMC (Taiwan line) fell 7.29%, down NT$180, to close at NT$2,290
- Cause cited: lower profit margin outlook for the next quarter
- Taiex fell 2,953.71 points (6.47%) to 42,671.27, its largest point drop on record
TSM around the story · hourly24 h reaction ▼ 1.02%
Source
Focus Taiwan (CNA)Jul 17, 2026