🟢 Semiconductor ETF (SMH) is trading 1.9% up in pre-market on global chip-stock strength

SMH is trading at $583.78, up 1.88% versus the September 18 close, supported by broad risk-on positioning.

• S&P 500, Nasdaq, and Dow futures are higher; Asian technology shares advanced ahead of the Trump-Xi summit.
• AI-demand momentum supports Nvidia, Micron, Broadcom, and AMD; Samsung rose 5%, SK Hynix gained 0.6%, TSMC added 0.8%.
• No major U.S. economic release is scheduled for September 21, 2026; drivers appear to be global sentiment, futures strength, and semiconductor leadership.