The SPDR Dorsey Wright Fixed Income Allocation ETF (DWFI) aims to replicate the price and yield performance of the Dorsey Wright Fixed Income Allocation Index, excluding its own fees and expenses. This underlying index is composed of exchange-traded funds (ETFs) overseen by SSGA Funds Management, Inc. The selection criteria for the index specify that eligible ETFs must be U.S.-listed, managed by SSGA FM or its affiliates, and designed to invest in fixed income securities. The fund commits a minimum of 80% of its total assets to the holdings that constitute this index. It operates with a non-diversified investment approach.