Pakistan Stock Exchange (PSX) was formed by merging Lahore, Karachi and Islamabad stock exchanges on? November 14, 2016 – by admin Pakistan Stock Exchange (PSX) was formed by merging Lahore, Karachi and Islamabad stock exchanges on? A. 11 January 2016 B. 12 January 2016 C. 13 January 2016 D. 14 January 2016