Mumbai, Sept. 23 -- The domestic equity benchmarks traded with modest losses in the mid-morning trade. The market could experience volatility today due to the weekly F&O expiry of Nifty and Bank Nifty. The Nifty traded below the 25,200 level. Media shares declined after advancing in the past trading session.

At 11:30 IST, the barometer index, the S&P BSE Sensex, slipped 176.10 points or 0.21% to 81,983.87. The Nifty 50 index lost 51.10 points or 0.20% to 25,155.85.

The broader market underperformed the frontline indices. The S&P BSE Mid-Cap index fell 0.22% and the S&P BSE Small-Cap index declined 0.30%.

The market breadth was weak. On the BSE, 1,668 shares rose and 2,259 shares fell. A total of 219 shares were unchanged.

Derivatives...