Perseus Mining managing director Mark Calderwood sold 600,000 shares and, in a separate transaction, exercised 1.2 million options this week. The in-the-money options were exercised for $1.8 million. Mr Calderwood sold the shares in four tranches at an average price of $2.29, for total proceeds of $1.37 million. Non-executive chairman Reginald Gillard also sold 400,000 shares, reaping $904,000, and exercised 600,000 options for $900,000 this week.