☀️ PREMARKET BRIEF — Tue Sep 29, 2026 Biotech ran the whole tape. Two acts, one lesson: before the open, data is the only catalyst that matters. 🧵 🎭 THE CHECK

☀️ PREMARKET BRIEF — Tue Sep 29, 2026 Biotech ran the whole tape. Two acts, one lesson: before the open, data is the only catalyst that matters. 🧵 🎭 THE CHECK — $SMMT +23.01% → $17.90 @​AstraZeneca puts $2B into Summit Therapeutics: equity plus a collaboration pairing ivonescimab with AZ's sonesit…