Bond ETFs saw their highest inflows in three years in April By: MarketWatch April 30, 2018 at 15:23 PM EDT Investors snapped up fixed-income exchange-traded funds in April, with the category seeing its biggest month of inflows in more than three years. Read More >> Related Stocks: 20+ Year Treas Bond Ishares ETF High Yield Corp Bond Ishares Iboxx $ ETF Invst Grade Corp Bond Ishares Iboxx $ ETF Short Treasury Bond Ishares ETF US Aggregate Bond Ishares Core ETF