These 3 High Yield Bond ETFs from VanEck Are Dominating YTD Inflows April 21, 2021 Fund flows can help indicate investors’ penchant for certain ETFs when it comes to bonds and right now, it’s high yield for ETF provider VanEck. One reason could be the falling default rates. Thanks to this risk-reward ratio, investors may be opting for more high yield given the risk of default is lower. “High-yield default rates have dropped for three straight quarters, sitting at 4.9% at the end of the first quarter. The rate was 2.9% in the year-ago period, but late in that quarter, COVID-19 forced governments to act,” a Pensions & Investments article noted.