Stock Market Close: Sensex dips 206 Pts, Nifty At 24,579

Sensex and Nifty ended lower after early gains, dragged by banking and pharma stocks ahead of the GST Council meet and F&O expiry. Sensex fell 206 points to 80,157; Nifty dropped 45 to 24,579. Power Grid gained, while ICICI Bank and M&M slipped. Broader indices rose; Private Bank, Pharma sectors lagged.