So far in 2021, General & Insured Municipal Debt Funds (+$5.7 billion including ETFs) attracted the largest sum of net money of the group, followed by High Yield Municipal Debt Funds, Short Municipal Debt Funds (+$3.2 billion), Intermediate Municipal Debt Funds (+$2.7 billion), and Short/Intermediate Municipal Debt Funds (+$2.2 billion).

Based on year-to-date estimated net flows through the end of January 2021, the individual main attractors of investors’ assets in the municipal bond fund space were Vanguard Intermediate-Term Tax-Exempt Fund, Admiral Shares (VWIUX, +$913 million), USAA Tax Exempt Intermediate-Term Fund, Institutional Shares (UITIX, +$906 million), Vanguard Limited-Term Tax-Exempt Fund, Admiral Shares (VMLUX, +$881 million), Vanguard Tax-Exempt Bond Index ETF (VTEB, +$772 million), and iShares National Muni Bond ETF (MUB, +$598 million).