The Stock Exchange lost market capital on Sunday during the first week's sessions reaching up to 7.8 billion pounds of its value, after the sharp decline in indicators due to sales by Arab and Egyptian investors, in addition to a significant decline for most blue chip stocks in the market, despite assurances to The new president of the stock market. Mohammed Omran. There was a decline in the main stock index, "EGY X 30" by 2.3%, closing at 4232 points, as index of medium and small "EGY X 70" which fell sharply to lose a rate of 4.8%, and index "EGYX 100" wider by 4.05 % the volume of trade reaching 242.2 million pounds today. Foreign investors accounted for 12.72% of transactions and have made net purchases worth 13.4 million pounds, while the Egyptians captured 80.74% and achieved a net sale value of 7.01 million pounds.While Arabs accounted for about 6.54% and achieved a net sale of $ 6.3 million. . The decline most of the shares of the major index, including the shares of the General Company for ceramics fell by 7.4%, and Ezz Steel by 5.6%, Sinai Cement rose 4.5%, and Sodic by 4.4%, , Masriya Resorts, fell by 3.8%, and the Commercial International Bank 3.4% , and Orascom Telecom rose 2.9%, Mobinil by 3.1%, and Giza General Contracting (6.9%), Amer Group by 5.2%, and Palm Hills by 5.5%, and TMG by 4.1%, and the Pioneers by 6.2%.