Saudi Stock Exchange's main index ended trading lower here today, losing 42.51 points to close at 11,453.25 points. The total value of the trading reported was SAR 8.4 billion, while the toll of shares traded was 180 million, divided into over 370,000 deals. The Saudi Parallel Equity Market Index (NOMU) ended the day gaining 34.33 points, to close at 23,686.65 points, with a valuation of more than SAR 29 million and an overall tally of more than 280,000 stocks traded and divided into as many as 1,327 deals.