SPDR® Bloomberg 1-3 Month T-Bill ETF, 8.51%

Western Asset Emerging Markets Debt, 7.5505%

First Trust Intermediate Duration Preferred and Income Closed Fund, 7.5436%

Aberdeen Asia-Pacific IF Inc, 6.2853%

Nuveen Preferred Income Opportunities Closed Fund, 5.6737%

Under normal market conditions, the fund will invest at least 80% of its net assets (plus any borrowings for investment purposes) in fixed income closed-end funds trading at a discount or premium to their underlying net asset value and that pay regular periodic cash distributions. Through its investments in closed-end funds that hold non-U.S. fixed income securities, the fund may invest indirectly in foreign securities, including securities of issuers located in emerging markets.

Principal Exchange-Traded Funds - Principal Spectrum Tax-Advantaged Dividend Active ETF

ETRACS Monthly Pay 1.5X Leveraged Closed-End Fund Index ETN

First Trust Exchange-Traded Fund VIII - FT Cboe Vest U.S. Equity Buffer ETF - January

Invesco S&P MidCap Low Volatility ETF

American Century ETF Trust