The benchmark BSE Sensex fell almost 129 points in early trade today due to profit booking by investors after recent strong gains. The 30-share barometer declined 128.72 points, or 0.43 per cent, to 29,520.27 points, with shares of IT, Teck, metal, banking, oil & gas and capital goods trading with losses. The index had gained 250.88 points in the last two sessions. Also, the NSE Nifty fell by 31.55 points, or 0.34 per cent, to 9,128.50. Brokers said investors booked profits after recent strong rally in stocks.