GAZ — iPath Series B Bloomberg Natural Gas Subindex Total ReturnSM ETN ☆

The investment seeks to linked to the performance of the Bloomberg Natural Gas Subindex Total ReturnSM (the “index”). The index is a sub-index of the Bloomberg Commodity Index Total ReturnSM (the “Commodity Index” or the “BCOM Index”). The index is composed of one or more futures contracts on commodity of natural gas (the “index components”) and is intended to reflect the returns that are potentially available through (1) an unleveraged investment in those contracts plus (2) the rate of interest that could be earned on cash collateral invested in specified Treasury Bills.