<div>Shares of state-run oil companies gained on hopes of better-than-expected results by sector leader Oil and Natural Gas Corp later in the day.<br /><br />Hopes of lower subsidy losses as crude oil falls help oil retailers.<br /><br />Brent near 13-month trough below $103 on brisk supplies.<br /><br />ONGC was up 1.8 per cent, while Oil India was up 1.2 per cent.<br /><br />Among retailers, Hindustan Petroleum Corp gained 3.3 per cent, Bharat Petroleum Corp advanced 3.1 per cent while Indian Oil Corp was higher by 2.9 per cent.<br /><br />(Reuters)<br /> </div>