臺灣加權指數7月28日（週二）開盤下跌1466.79點，跌幅3.36%，報42167.4點。

Financial Times reports NVIDIA has agreed to invest about $5bln in Safe Superintelligence, an AI startup led by OpenAI co‑founder Ilya Sutskever, and will provide its latest Vera Rubin hardware as part of a "long-term partnership." The companies announced the deal on Monday; people familiar said the $5bln commitment is typically milestone-dependent. Both parties declined to disclose financial terms, calling the investment "substantial." Safe Superintelligence said the funding will help it build the compute to exploit a research breakthrough it claims and increase available compute tenfold within 12 months.

Shanghai Securities Association on July 27 reported that as of end-1H 2026 there were 834 securities broker branches in Shanghai. Shanghai-region Shanghai-Shenzhen A-share trading volume was 109.53 tln yuan, up 128.4% YoY; the largest branch traded 10.14 tln yuan and 14 branches exceeded 1 tln yuan. Nationwide Shanghai-Shenzhen A-share volume was 314.95 tln yuan, with Shanghai accounting for 34.78% of the total, up 4.66 percentage points YoY. Client assets at Shanghai broker branches totaled 16.79 tln yuan, up 32.7% YoY; the largest branch held 1.46 tln yuan (8.7%). Shanghai branches opened 3.68 mln new funded accounts in 1H, up 47.8% YoY; the top branch added 1.11 mln accounts.