Emergent BioSolutions EBS Q1 2026 Earnings Surprise EPS 021 Up Significant BSE Derivatives Boom How Sensex Weekly Options Transformed a Rs 2 Crore Premium into a Rs 33000 Crore Business Shinhan SHG Q4 2025 Earnings Miss EPS 98400 vs 152053 Expected Feds Powell Vows No Shadow Chair Role Yet Warsh Transition Raises Stakes