Sensex and Nifty ended lower for the 4th-straight day on Friday. "Relentless FII selling, falling rupee, expensive valuations and US' threat of reciprocal tariffs continue to drive investors," Prashanth Tapse of Mehta Equities said. "Despite a healthy correction, the uncertainties surrounding the gradual recovery of corporate earnings...cast doubt on valuation levels," Geojit's Vinod Nair said.