Aegis Logistics(Rs. 1861.60 crore), Intellect Design(Rs. 1628.84 crore), ONGC(Rs. 1402.04 crore), RIL(Rs. 1246.36 crore), ...
The S&P BSE Sensex added 234.12 points to close at 78,199.11, while the NSE Nifty50 gained 91.85 points to end at 23,707.90.
Cost of bonus shares shall be treated as nil/zero to work out capital gains when you sell those shares. You may adopt the principle of FIFO (first in first out) to trace the cost of the shares.