The index's constituent companies are primarily drawn from a universe defined by GICS classifications, focusing on businesses operating within specific industries or sub-industries. These encompass sectors such as Industrial REITs, Office REITs, Real Estate Management & Development, and Specialized REITs, as well as segments like Ground Transportation, Air Freight & Logistics, Transportation Infrastructure, and Marine Transportation. The fund's investment objective is to commit virtually all of its assets to the securities that make up this index.