BUSINESS Türkiye's Stock Exchange Closes Monday Lower Tuesday, April 21, 2026 AI Briefing – Türkiye's benchmark equity index closed lower on Monday – Selling pressure dominated the market – Finished the session at 14,484.91 Advertisement Read Original Article → Related Dispatches [US] · Jun 4 U.S. House committee rejects Moore’s funding proposal for drinking water in Southern West Virginia [US] · Jun 4 NuScale Power Stock Is Down 20%. Is It Finally Time to Buy? [US] · May 30 The Chip That Lifted a Nation – and What It Means for Your Portfolio