The highest gainer of the session was Naseej International Trading Co., up 4 percent Saudi Tadawul’s main index fell 0.63 percent on Sunday’s opening bell The parallel index Nomu remained flat at 25,968 points RIYADH: Saudi Tadawul’s main index TASI fell 0.63 percent on Sunday’s opening bell, down to 11,240 points, after rising for the past five consecutive days. The parallel index Nomu remained flat at 25,968 points. The highest gainer of the session was Naseej International Trading Co., up 4 percent to SR33.8 ($9). Saudi Basic Industries Corp., or SABIC, weighed most on the index, declining 2.57 percent with around 83.2 million worth of shares traded in the early morning. The Kingdom’s Al Rajhi Bank and Alinma Bank opened lower to reach SR141 and SR23.62, compared to SR142 and SR24 respectively, from the previous close.