The fund invests in USD-denominated taxable corporate bonds. The fund tracks a market-value-weighted index of investment grade bonds with maturities between 5-10 years. The index is usually rebalanced monthly, it includes fixed rate bonds with USD 750 million minimum amount outstanding and includes the three largest issues from each issue. The fund aims to hold securities in parallel proportions as they are reflected in the index. The Manager may also use a sampling methodology, which uses quantitative analysis to select bonds that resemble index constituents in terms of key risk factors, performance attributes, industry weightings, market capitalization and other appropriate financial characteristics. Sibling fund ZMU-CA offers the same exposure but is a CAD-hedged version.