Staff report: CAIRO, Sept 25, 2018 - The Egyptian Exchange (EGX) closed Tuesday's trading session in the green, backed by local and Arab purchasing. The main index EGX30 gained 1.11 per cent, to close at 14,358.64 points. The small-and mid-cap index EGX70 added 0.39 per cent to close at 690.5 points, while the broader index EGX100 index edged up 0.58 per cent to 1,761.5 points. Market capitalisation gained LE7.2 billion to close at LE791.9 billion.