The impliedpricevolatilityreflectsmarketparticipants'uncertainty overhowproduction, demand, andhighinventorieswill bebalancedin the upcomingwinterheatingseason.
Given the fact that Alcoa is having its recent bid for Canadian aluminum rival Alcan (nyse: AL - news - people ) reviewed by regulators, impliedvolatility has remained high at around 51%.