Stock Market Update Thursday September 18, 2025
- AlgoTradeAlert
- Sep 18, 2025
- 2 min read
Stock Market Update Thursday September 18, 2025 Buy the rumor, buy the news. Equities extended their rally in the wake of yesterday’s well-telegraphed rate cut, with broad-based strength across sectors. Semiconductors led the charge on Nvidia/Intel headlines, while cybersecurity names and small caps also outperformed. The Russell 2000 (IWM) surged to a fresh all-time closing high, eclipsing its prior peaks from 2021 and 2024.
On the day, the S&P 500 (SPX) added +0.5%, the Nasdaq 100 (QQQ) advanced +1.0%, and the IWM ripped higher by +2.5% to record territory.
Away From Stocks: Treasurys sold off modestly, with 2- and 30-year yields rising 5bps and 6bps to 3.57% and 4.72%, respectively. In commodities, WTI crude retreated toward $63/bbl, while gold softened to $3,644/oz. Digital assets outperformed, with Bitcoin rallying to $117,500. Meanwhile, volatility remained subdued as the VIX held just below 16.
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