Saudi Stock Exchange's main index ended trading lower today, losing 101.51 points to 10051.78 points. The total value of trading reported was SAR 2.7 billion, while the toll of shares traded was 105 million. The Saudi Parallel Market Index (NOMU) ended the day by losing 151.37 points to close at 18976.99 points, with a valuation of SAR 15.2 million and an overall tally of more than 250,000 stocks.