USI — Principal Ultra-Short Active Income ETF ☆

The investment seeks to provide current income. The fund is an actively managed exchange-traded fund ("ETF") that seeks to achieve its investment objective by investing, under normal circumstances, at least 80% of its net assets, plus any borrowings for investment purposes, in investment-grade bonds and other debt securities. The fund invests in fixed- and floating-rate securities. Under normal circumstances, the fund maintains an average effective maturity of three years or less and an average portfolio duration of one year or less.