CoreWeave Earnings Spark AI Rally; S&P 500 at 7,748.50, Up 13% in 2026

CoreWeave's earnings results fueled AI optimism on Wall Street, lifting the S&P 500 0.26% to 7,748.50 on August 12 — up roughly 13% year-to-date in 2026. Semiconductor and AI-exposed stocks led Asian shares mostly higher on August 13. CoreWeave is a cloud infrastructure provider. The gains extend a thematic bid that has anchored equity flows for much of the year.