Exchanges BSE and the National Stock Exchange (NSE) will conduct their special Muhurat trading session on November 8, on the occasion of Diwali Laxmi Pujan, from 2:20 pm to 3:30 pm, according to circulars issued by the exchanges today. The 70-minute continuous trading window will be preceded by a block deal session from 1:50 pm to 2:05 pm and a regular pre-open session from 2:05 pm to 2:20 pm. The exchanges have also specified separate arrangements for initial public offerings (IPOs), relisted shares, illiquid securities and securities eligible for the closing auction session.