In the latest rejig, BSE on Friday dropped four existing constituents namely Tata Motors, Tata Motors (DVR), Vedanta and Yes Bank from S&P BSE Sensex. In their places, UltraTech Cement, Titan and Nestle India will be added in the index from December 23, Asia Index, a joint venture between S&P Dow Jones Indices and the BSE, said in a statement on Friday. It reduces the number of constituents to 30 firms from 31 previously. UPL and Dabur India find a place in the S&P BSE Sensex 50. The stocks replace Indiabulls Housing Finance and Yes Bank.