CSLM KOYNU Stalls at 1025 Consolidation Phase 20260519 Applied Optoelectronics Lumentum and Coherent Slide as AI Optics ProfitTaking Intensifies Protagonist Therapeutics PTGX Declines 256 Amid Market Weakness 20260515 Intapp INTA Surges 157 Nearing 2239 Resistance 20260518