Vistra Corp VST Q1 2026 Earnings Massive EPS Beat Driven by Operational Strength and Favorable Market Conditions ALGT Q1 2026 Earnings EPS Surges Past Estimates with 1214 Beat Stock Slips Slightly Insight Molecular Diagnostics Inc IMDX Q1 2026 Earnings EPS Surprises to the Upside During PreRevenue Phase MS Q1 2026 Earnings Earnings Beat by 1092 as EPS Surges to 343 Power Integrations POWI Q1 2026 Earnings EPS Surpasses Estimates as Revenue Details Remain Undisclosed Xponential Fitness Q1 2026 Earnings EPS Misses Estimates Despite Positive Stock Reaction