Nymex 40% up despite taking $26m hit on Optionable stake

New York Mercantile Exchange (Nymex) has posted second quarter operating revenues of $163.6m, a rise of 34%, despite the exchange taking a $26m hit on its investment in Optionable.In connection with Nymex's acquisition of a 19% stake in Optionable, an energy derivatives broker, completed on 10 April, the exchange “determined that the value of our investment has been impaired and have thus...