* Says lock-up period for 1.0 billion shares to end, shares to start trading on Feb 24
RIO DE JANEIRO, Feb 19 The largest shareholders of Vale SA have decided to dissolve an investment holding company through which they controlled the world's biggest iron ore producer for 20 years, newspaper O Globo reported on Sunday.
CAIRO, Feb 19 Average yields on Egypt's three-month and nine-month treasury bills rose at an auction on Sunday, data from the central bank showed.
* Banks buoy Saudi after news government paid dues to contractor
* Announces appointment of Rania Mahmoud Nashar as CEO, effective February 19
NEW DELHI/SINGAPORE India's Reliance Industries, owner of the world's biggest refining complex, will halt heavy naphtha exports in 2017/18 after the full-scale start-up of its 2.2 million tonnes per year (tpy) paraxylene plant, four people with knowledge of the matter said.