ATT Q1 2026 Earnings EPS Slightly Beats Estimates Stock Edges Lower ATHR Q1 2026 Earnings Narrowerthanexpected Loss Lifts Shares MNSO Q4 2025 Earnings EPS Surges 88 Above Estimates Despite Revenue Silence Stock Slips QuantumSi Q1 2026 Earnings EPS Beat Amid PreRevenue Stage GPC Q1 2026 Earnings Modest EPS Miss Amid Stable Operations Artivion Inc AORT Q1 2026 Earnings EPS Misses Estimates Stock Slides