Negative sentiments were observed at the Pakistan Stock Exchange (PSX), with the benchmark KSE-100 Index shedding over 300 points during the opening minutes of trading on Monday. At 9:40am, the benchmark index was hovering at 183,847.01, a decrease of 327.47 points or 0.18%. Selling pressure was observed in key sectors, including cement, commercial banks, fertiliser, oil and gas exploration