Indian stock markets ended Thursday’s trading session on a flat note, biased towards negative. Sensex ended at 80,065.16, down merely 16.82 points or 0.02% from its previous close. Nifty ended 36.10 points or 0.15% lower at 24,399.40 levels. In broader markets, Midcap, and Smallcap indices ended down by 0.33%, and 0.20% respectively.