Growth of $10K Avg Annual Total Return %   10 YR 5 YR 1 YR YTD Market Return 9.98% 10.41% 40.39% 22.88% Lipper Pct. Rank 56 46 37 34 NAV Return 9.07% 9.27% 36.83% 18.57% Lipper Pct. Rank 56 28 19 9 Premium/Discount History Premium/Discount 10 YR Avg 5 YR Avg YTD Avg -12.925% -13.502% -16.660%

NAV $28.77 Market Price $24.51 Net Change $0.19 Market Change -$0.15 Premium/Discount -14.81% 1 YR NAV Return 36.832% 1 YR NAV Rank 19 12-Mo Yield as of 4/30/2021 Yield Def Income Only Yield 1.71% Distribution Yield (Market) 3.81% Most Recent Income Dividend $0.075 Ex-Div Date 5/20/2021 Most Recent Cap Gain Dividend $0.348 Ex-Div Date 9/10/2008 Dividend Frequency Monthly YTD Dividends $0.300 YTD Capital Gains -- Inception Date 8/26/2005 Fund Advisor Macquarie Capital Investment Mgmt LLC Manager & Tenure Ong since 2012 Frishberg since 2012 Phone 866-567-4771 Website www.macquarie.com Total Net Assets (mil) as of 5/31/2021 $343.1 % Leveraged Assets as of 11/30/2020 29.55% Portfolio Turnover 62.00% Mgmt Fees 1.451% Expense Ratio 2.370% Fund Objective The Fund seeks to provide a high level of total return consisting of dividends and other income, and capital appreciation. Under normal market conditions, the Fund will invest at least 80% of its Total Assets in equities issued by U.S. and non-U.S. issuers that primarily own or operate Infrastructure Assets.

Top Holdings (as of 11/30/2020) Cheniere Energy Inc ORD 8.76% Sempra Energy ORD 8.71% TC Energy Corp ORD 7.09% American Electric Power Company Inc ORD 6.94% Sydney Airport Holdings Pty Ltd 6.29% Aena SME SA ORD 6.07% Atlantia SpA ORD 5.68% Enbridge Inc ORD 5.24% United Utilities Group PLC ORD 5.09% Enav SpA ORD 4.85%

Top Sectors (as of 11/30/2020) Utilities 60.33% Industrials 31.57% Oil & Gas 30.25% Consumer Services 5.03%

The views and opinions expressed in the replay are for informational and educational purposes only as of the date of production/writing and may change without notice at any time based on factors such as market conditions or legal and regulatory developments. This material may contain “forward-looking” information that is not purely historical in nature. Such information may include, among other things, projections, forecasts, estimates of market returns, and proposed or expected portfolio composition. Past performance is no guarantee of future results. Investing involves risk; principal loss is possible. This material is not intended to be a recommendation or investment advice, does not constitute a solicitation to buy, sell or hold a security or an investment strategy, and is not provided in a fiduciary capacity. Shares of closed-end funds are subject to investment risks, including the possible loss of principal invested. Closed-end funds frequently trade at a discount to their net asset value (NAV).