The Pakistan Stock Exchange (PSX) opened on a bullish note, with the benchmark KSE-100 Index crossing the 160,000 level for the first time in history, amid a gain of over 1,900 points during the opening minutes of trading on Friday. At 10:15am, the benchmark index was hovering at 161,188.80, a gain of 1,908.71 points or 1.2%. Across the board, buying interest was observed in key sectors, inc