Shares at the Pakistan Stock Exchange (PSX) saw profit-taking around mid-day on political noise after climbing more than 800 points in early morning trade on Wednesday in its historic bull run. The benchmark KSE-100 index climbed 847.17 points, or 0.88 per cent, to stand at 96,703.83 from the previous close of 95,856.66 points at 10:57am. However, the index closed in the red, decreasing by 310.