The U.S. stock market is experiencing a robust broad-based rally during midday trading this Tuesday, March 31st, 2026. Investors are shaking off recent volatility, evidenced by a significant retreat in the CBOE Volatility Index (VIX), which has plummeted nearly 9.5% to 27.71. This "risk-on" sentiment is being spearheaded by the technology sector, pushing the major indexes toward substantial daily gains as the first quarter of the year draws to a close.Major Market Indexes Show Strong Midday MomentumAs of mi ...