RDC - Rowan receives new exchange rate proposal from Ensco January, 14 2019 09:10 AM Rowan Companies plc Class A Rowan Cos. (NYSE:RDC) says Ensco (NYSE:ESV) has made a proposal to increase the exchange ratio for its all-stock merger. More news on: Rowan Companies plc, Ensco PLC, Energy stocks news, Merger & acquisition news, Read more ...