iShares iBonds Dec 2028 Term Muni Bond ETF (IBMQ) is an exchange-traded fund in the Muni Target Maturity category. It has $652.94M in assets, an expense ratio of 0.18% and a 2.44% dividend yield. The index measures the performance of investment-grade (as determined by S&P Dow Jones Indices LLC), tax-exempt, U.S. municipal bonds, reducing callable bonds before 2028, and only including non-callable bonds maturing in 2028. The fund will invest at least 80% of its assets in the component securities of the index, and it will invest at least 90% of its assets in fixed income securities of the types included in the underlying index.