Stock market today: Top gainers and losers on NSE, BSE on January 20 – check list

Indian equity benchmarks opened flat-to-negative on Tuesday, mirroring cautious investor sentiment due to foreign fund outflows and geopolitical tensions. The BSE Sensex and NSE Nifty50 saw minor declines in early trading. Experts cite US tariff actions and persistent foreign selling as key factors weighing on the market, with domestic institutional buying providing some stability.