Research
S&P 500 Best Week Since November: NBIS Soared 37%, ULTA Dropped 19%
Anchored in the S&P 500's best week since November 2025, this analyzes cross-sector standouts: AI leaders NBIS, MU, TSEM soared 13-37% in days, energy VLO gained 8%, while ULTA and FICO dropped 19% each. Ranks NBIS top for conviction amid rotation rally.