<div>Cairn Energy has raised about $922 million (approx Rs 4,886 crore) by selling an 8 per cent stake in Cairn India, a source with direct knowledge of the situation said on Tuesday. Cairn Energy sold nearly 153 million shares of its former Indian unit at Rs 323.10 a share, said the source, declining to be named as the information is not public yet.</div><div> </div><div>The British oil firm had launched the offering on Monday for between Rs 317.90 and Rs 328.30 per share, a discount of 5-8.7 per cent from Cairn India's closing price on Monday.</div><div> </div><div>Cairn Energy last year sold a controlling stake in Cairn India to London-listed miner Vedanta Resources in an $8.7 billion deal. The British oil firm owned nearly 22 per cent of the Indian company as of 31 March.</div><div> </div><div>In June, Cairn Energy sold 3.5 per cent of Cairn India to raise about $360 million. Citigroup was the sole bookrunner for the transaction.</div>