SP 500 Extends Weekly Win Streak to Seven Despite Anticlimactic TrumpXi Summit Palvella Therapeutics PVLA Declines 445 Amid Market Weakness 20260515 Cerebras Surges 68 in Nasdaq Debut Reaching 95 Billion Market Cap Stride LRN Q1 2026 Earnings Surprise EPS 212 Up Significant Damora Therapeutics DMRA Gains 24 as Biotech Sector Finds Footing Adaptive Biotechnologies ADPT Slips 2 as Stock Hovers Between Key Support and Resistance Nuvectis Pharma NVCT Holds Near Support After Modest Uptick PureCycle Technologies Warrant PCTTW Holds Steady Near Support Consolidation Phase Lennox International Holds Steady Near Midpoint of Key Range as Volume Remains Moderate