Sensex drops 700 points from day's high to close flat, Nifty 50 ends near 24,050; mid, small-caps underperform

Stock market today: The Sensex dropped 703 points from its intraday high of 77,803.18 to end at 77,100.47. The Nifty 50 hit an intraday high of 24,261.60 during the session but closed at 24,056, up 34 points, or 0.14%.