WisdomTree Lean Hogs is an investment fund that focuses on lean hogs futures contracts, aiming to mirror the performance of the Bloomberg Lean Hogs Sub Excess Return Index. The fund invests in a series of lean hogs futures agreements, regularly updating these contracts according to a set schedule to maintain its exposure to the market. By doing so, it seeks to provide returns that match the daily price movements of lean hogs, allowing investors to gain direct exposure to the lean hogs commodity market without dealing with the complexities of managing the futures themselves.