...October 13, 2021 AUSTIN (S&P Global Ratings) Oct. 13, 2021-- S&P Global Ratings today said it lowered its fund credit quality rating (FCQR) on the iShares 10+ Year Investment Grade Corporate Bond ETF (IGLB) and the iShares 0-5 Year Investment-Grade Corporate Bond ETF (SLQD), sponsored by BlackRock Inc. to '###+f' from 'A-f'. At the same time, we affirmed our fund volatility rating (FVR) of '##' and '##', respectively, for both funds. The '###+f' FCQR signifies that the credit quality of the funds' portfolio exposure is adequate. The rating actions reflect the ETFs' increased exposure to our '###-' rated issuers. The IGLB and SLQD seek to track the investment results of an index composed of U.S. dollar-denominated investment-grade corporate bonds with remaining maturities greater than 10 years and zero to five years, respectively. Over the past year, SPGR '###-' rated corporate issuance in the investment-grade space has continued to rise; as a result, the funds' benchmark index portfolio...