Preferred stocks are a type of security that is above common stock in a company's capital structure and often pay higher dividend yields. Preferred ETFs offer the most attractive yield relative to bond ETFs in our coverage," the note said. Bank of America gave buy-equivalent ratings to three funds in this category: the iShares Preferred and Income Securities ETF (PFF) , the Global X U.S. Preferred ETF (PFFD) and the VanEck Preferred ex-Financials ETF (PFXF) . "During the 2008/9 great financial crisis (GFC), high exposure to financials weighed heavily on preferred stock returns, as it has done today.

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Persons: Jared Woodard, PFFD, VanEck's PFXF, Van Eck, financials, preferreds, Woodard, — CNBC's Michael Bloom Organizations: Bank of America, Securities ETF, Global, U.S . Preferred, Financials