Selling pressure was observed at the Pakistan Stock Exchange (PSX), with the benchmark KSE-100 Index shedding over 500 points during the opening minutes of trading on Wednesday. At 9:40am, the benchmark index was hovering at 170,499.45, down by 522.32 points or 0.31%. Selling was observed in key sectors, including automobile assemblers, cement, commercial banks, fertilizer, oil and gas explo