...March 10, 2022 AUSTIN (S&P Global Ratings) March 10, 2022--S&P Global Ratings today said it assigned its 'Bf/##' fund credit quality ratings (FCQRs) and fund volatility ratings (FVRs) to the iShares iBonds 2028 Term High Yield and Income ETF (IBHH) and the iShares iBonds 2029 Term High Yield and Income ETF (IBHI). IBHH and IBHI are part of the iShares iBonds High Yield and Income ETF series sponsored by BlackRock. Each iBonds exchange-traded fund (ETF) holds a diversified portfolio of bonds that provides regular interest payments and distributes a final payout upon maturity. Each ETF holds a diversified portfolio of high-yield (U.S dollar-denominated) corporate bonds issued by U.S. and non-U.S. corporate issuers maturing between Jan. 1 and Dec. 15. The iBonds Term High Yield and Income ETFs seek to track the investment results of an index composed of U.S. dollar-denominated, taxable, fixed-rate, high yield, and '###' or equivalently rated corporate bonds maturing in each ETF's maturity...