Saudi Stock Exchange's main index ended trading higher here today, gaining 101.46 points to close at 12431.45 points. The total value of the trading reported was SAR 6.7 billion, while the toll of shares traded was 178 million, divided into over 404,000 deals. The Saudi Parallel Market Index (NOMU) ended the day gaining 28.95 points, to close at 22227.99 points, with a valuation of SAR 26 million and an overall tally of more than 445,000 stocks traded and divided into as many as 2187 deals.