The Egyptian stock market did not manage to sustain last week's gains during this week's first trading session, declining an estimated 1.7 billion EGP (U.S. $283.8 million) Sunday as Arab and foreign investors sold their shares. The main stock market index, the EGX 30, declined 0.36 percent to 4,073 points. The EGX 20 declined 0.43 percent. The medium and small companies index, the EGX 70, declined 1.55 percent, while the EGX 100 declined 1.05 percent. Foreign investors made up 23.37 percent of transactions, Egyptian investors made up 72.55 percent of trades, and Arab investors made up 4.08 percent. Palm Hills declined 2.29 percent, while Orascom Construction rose 0.17 percent.