John Hancock Preferred Income ETF

First Trust SSI Strategic Convertible Sec ETF

State Street SPDR Bloomberg Convertible Sec ETF

iShares Convertible Bond ETF

Calamos Convertible Equity Alternative ETF

Advent Convertible Bond ETF

Virtus InfraCap US Preferred Stock ETF

First Trust Institutional Prefrrd Sec and Inc ETF

Invesco Preferred ETF

Principal Spectrum Preferred Securities Active ETF