Deals amounting to $10,5 mln at an average rate of AMD 419,18 /USD1 were concluded at NASDAQ OMX Armenia on March 21.The closing price totaled AMD 419,20. The market average rate of USD totaled AMD 417.95 on March 21, increasing by 1.14 point compared to March 20, exchange rate of euro totaled AMD 539.45, increasing by 1.64 point while the rate of Russian ruble increased by 0.03 point to total AMD 13.52, CBA press service reported.