Investors poured $15 billion into more risky corners of the bond market in April. Where they're finding yield

Investors ramped up their risk appetite for fixed income in April, pouring money into bond funds that offer attractive yields, according to data from State Street Investment Management. The asset manager found that investors directed some $15 billion into credit-sensitive bond sectors via ETFs last month. Those inflows included roughly $7 billion heading into investment-grade corporate bonds, along with about $3.8 billion into high-yield bond ETFs. …