S&P 500's Top Stock Was A Big Winner Monday. So Were These 2026 Losers.

The S&P 500 rallied Monday, led by big single-day moves in several large-cap names. Oracle jumped 12.7% after touting AI capabilities and closed above its 50-day moving average, while Sandisk vaulted 11.8% to a record high after news it will join the Nasdaq 100, pushing its year-to-date gain to over 300%. Fair Isaac and Cadence each rallied about 8.5% on rebounds from recent sell-offs, and KKR climbed 7.6% as it recovered above its 50-day line. The sharp stock-specific gains suggest sector- and company-driven strength rather than broad-based market rotation, leaving a mixed near-term outlook for beaten-down names.