Winnipeg Commodity Exchange (WCE) has given suitor Intercontinental Exchange (ICE) a deadline of 17 August to sweeten its bid on the back of a superior bid from a third party which remains anonymous but is rumoured to be arch ICE rival New York Mercantile Exchange (Nymex) . The bid ICE must beat is for $77.59 per share, amounting to $50m.

WCE president and CEO Mike Gagne told FO Week on 15...