Egypt's stock market has been negatively affected by the increasing sales operations from foreign investors, while Egyptians and Arabs tended to buy during the morning session of Tuesday. The main index, EGY X30, lost by 0.45 percent, while the index of medium and small companies, EGY X70, lost by 1.10 percent. EGY X100 lost by 1.01 percent. Today's dealings reached 120.7 million EGP (U.S. $20.2 million). A large number of shares witnessed notable decline during Tuesday morning's session. Sinai Cement Shares decreased by 8.5 percent, Agwaa by 1.2 percent, Hermis by 1.5 percent, CIB by 0.16 percent, Orascom Telecom by 0.30 percent, al-Qalaa by 1.4 percent, and al-Swedi electric by 0.98 percent.