Pakistan: Pakistan Stock Exchange has surpassed half a million investor mark for the first time in the history.According to Radio Pakistan, in a post on X, Finance Minister's Advisor Khurram Schehzad said the stock exchange crossed 500,000 total investors for the first time in history, reaching 502,024 as of Feb-26 to date.He said since June 2022, over 227,000 new investors have entered the market, showing a massive 83 percent expansion in just over 3.5 years.