AKAM Q1 2026 Earnings EPS Misses Estimates Stock Declines SIGA Technologies Q1 2026 Earnings Narrowed Loss Amidst Absence of Key Revenue Disclosures OCS Q1 2026 Earnings EPS Misses Estimates as Operating Losses Widen MESO Q1 2026 Earnings EPS Miss Amid Ongoing Pipeline Progress TNGX Q1 2026 Earnings EPS Misses Estimates as Stock Declines IEP Q1 2026 Earnings Massive EPS Miss Amid Operational Challenges