Calculate the value to be used for Capital gains tax. Share matching rules Q12: Jessica currently owns 6,000 Hardman plc shares. Her transactions in these shares have been as follows: 26 June 2023 Bought 10,000 shares for 1.20 each. 16 February 2024 Sold 8,000 shares for a total of 15,000. 10 March 2024 Bought 4,000 shares for 2.00 each. Required: Calculate the net chargeable gain arising in 2023-24 on Jessica's disposal of Hardman plc shares