Saudi Stock Exchange's main index ended trading lower here today, losing 63.14 points to close at 13,038.22 points. The total value of the trading reported was SAR 9.4 billion, while the toll of shares traded was 216 million, divided into over 520,000 deals. The Saudi Parallel Equity Market Index (NOMU) ended the day losing 83.96 points, to close at 24,942.91 points, with a valuation of SAR 49 million and an overall tally of more than 720,000 stocks traded and divided into as many as 2,406 deals.