The new-car shortage is dragging palladium prices toward their worst month in a decade.
The most actively traded palladium futures on the New York Mercantile Exchange have fallen more than 20% so far in September, on pace for their worst month since September 2011, according to FactSet. Palladium, a key ingredient in emission filters for gasoline engines, fell 3.2% Thursday to $1,971.80 a troy ounce.