The investment seeks to track the investment results of the Bloomberg Barclays MSCI US Aggregate ESG Focus Index (the underlying index). The fund generally will invest at least 90% of its assets in the component securities of the underlying index and in investments that have economic characteristics that are substantially identical to the component securities of the underlying index. The index has been developed by Bloomberg Barclays Capital Inc. with environmental, social and governance (ESG) rating inputs from MSCI ESG Research LLC pursuant to an agreement between MSCI ESG Research and Bloomberg Index Services Limited or an affiliate.