Ross Stores ROST Positioned for Outperformance Amid SectorWide Customer Acquisition Cost Inflation Vertex Pharmaceuticals VRTX FDA ALYFTREK Label Expansion Reinforces Core Cystic Fibrosis Franchise Amid Broader Pipeline Diversification Push Costco Wholesale Corporation COST Mizuho Ups Price Target to 1100 Amid Robust FuelDriven Sales Momentum and Stock Split Speculation OS OSTX LongTerm View Q4 2025 Earnings Underperform