After a two-day, 3,595-point rout, the TAIEX fell to 39,404 and then rallied more than 1,000 points intraday, closing at 39,933.30 (-0.26%) as UMC’s earnings-driven surge offset another NT$48.3B of foreign selling.
Taipei closed 0.55% higher on settlement Wednesday per our quote feed (see the data note on a conflicting wire print) as UMC surged nearly 10% and domestic institutions bought NT$21.6B, offsetting mild foreign selling — all with TSMC’s Q2 results due Thursday afternoon.
Taiwan’s market reopened Monday after Friday’s typhoon closure and finished barely changed, with TSMC’s gain masking weakness in MediaTek and UMC. Foreign investors sold a net NT$19.58B, while investment trusts bought. TSMC reports Q2 results Thursday.
TSMC’s latest monthly revenue: NT$467.6bn in July 2026, up 44.7% year on year and 5.6% on the month. Updated after every filing, plus the next earnings date.