Global private equity firm Warburg Pincus has received regulatory approval to acquire a 24 percent stake in India-based jewelry retailer Kalyan Jewellers India for INR12 billion (approximately US$195.6 million) and has led a INR1.85 billion (approximately US$30 million) financing round for India-based auto classifieds platform CarTrade.com, with participation from existing investors venture capital firm Canaan Partners and alternative investment firm Tiger Global. Separately, Kosmos Energy, an international oil and gas exploration and production company with assets in Ghana and exploration licenses offshore Ireland, Mauritania, Morocco and Suriname, has announced the completion of a secondary public offering of 15 million shares sold by Warburg Pincus and The Blackstone Group. Financial details of the offering were not disclosed.