Corporate bond yields have been a boon for income investors. For many, investment-grade corporate debt is the sweet spot right now, and still has yields that haven't been seen in years. Investment-grade bonds are rated Baa or above by Moody's or BBB and above by S & P and Fitch. "You could get to 5% to 6% type of yield numbers, without taking much credit risk, without taking much duration risk." "There should be lower spread volatility compared to other [corporate bond] sectors such as high yield, floating rate loans and emerging markets as well," he said.

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Persons: haven't, Vishy Tirupattur, Morgan Stanley, Fitch, Tirupattur, Marc Kremer, Franklin, Michael Kessler, I'm, Kessler, He's, Morgan Stanley's Tirupattur, Franklin Templeton's Kremer, Kremer, CNBC's Michael Bloom Organizations: Federal Reserve, UBS, Investment, Franklin Templeton, Franklin Investment Grade Corporate, Albion Financial, Treasury Locations: financials, U.S