Major U.S. Stock Indexes Rise on July 21, 2026 as Chip and Memory Stocks Surge
On July 21, 2026, major U.S. stock indexes closed higher after three consecutive days of losses, driven by strong gains in chip and memory stocks. The Nasdaq Composite rose 1.3%, the S&P 500 gained 0.9%, and the Dow Jones Industrial Average advanced 0.7%. Tech firms like Micron (MU), SK Hynix (SKHY), AMD (AMD), Intel (INTC) saw significant gains, while oil prices also climbed to a five-week high.
Tickers: $AMD $DRAM $INTC $MRVL $MU $NBIS $NVDA $SKHYV $SNDK $SOXX $SPCX $STX $WDC
Topics: oil prices stock market tech stocks