Egyptian Stock indexes witnessed a significant rising during today's morning trading due to investors' optimism after Orascom Telecom bought Beltone Financial shares, Youm7 News reported Sunday. The main stock exchange "EGX 30" index rose by 0.45%, "EGX20" rose by 0.59%, "EGX50" rose by 0.66%, while medium stock index "EGX 70" rose by 0.33% and "EGX100" rose by 0.19%.