Tech Resilience and Inflation Data Drive Mixed Opening on Wall Street

The U.S. stock market opened with cautious optimism on Thursday, March 12, 2026, as investors parsed new economic data and weighed the sustainability of the recent rally in technology shares. As the opening bell rang at 9:30 AM ET, the major indexes showed varying degrees of strength, reflecting a market that is currently balancing cooling inflation signals against high valuation concerns in the semiconductor and software sectors.Major Index Performance at the OpenThe S&P 500 (SPY) opened slightly higher, g ...