Shares of oil exploration & production (E&P) companies edged lower on decline in crude oil prices. Cairn India (down 1.22%), Oil India (down 0.4%) and ONGC (down 0.41%) declined. Index heayweight Reliance Industries (RIL) was up 0.23% at Rs 1,037.55. The stock hit a high of Rs 1,042 and a low of Rs 1,030 so far during the day. Shares of public sector oil marketing companies (PSU OMCs) rose after announcing a hike in petrol and diesel prices. BPCL (up 2.71%), HPCL (up 2.11%) and Indian Oil Corporation (IOCL) (up 1.58%) edged higher. IOCL yesterday, 4 April 2016, announced an increase in the price of petrol and diesel with effect from the midnight of 4/5 April 2016. Petrol price was hiked by Rs 2.19 per litre at Delhi (including state levies) and diesel price was raised by 98 paise a litre, with corresponding price revision in other states.