Tuesday, April 3, 2012 WSJ.com: Europe Home: CME to Buy GreenX Holdings WSJ.com: Europe Home Europe Home CME to Buy GreenX Holdings Apr 3rd 2012, 13:28 CME Group agreed to acquire GreenX Holdings as the world's largest futures market operator seeks to strengthen its foothold in the trade of carbon-based derivatives. You are receiving this email because you subscribed to this feed at blogtrottr.com. If you no longer wish to receive these emails, you can unsubscribe from this feed, or manage all your subscriptions Tweet