The Saudi Tadawul Group announced today, Sunday, a 35% decline in its profits for the first quarter of the year due to a halving of trading values and rising costs. The group, which owns the largest market in the region, stated in a market disclosure that its net profits for the three months ending March 31 fell to 90.8 million Saudi Riyals (24.2 million USD) from 140.6 million Riyals a year ago.