It is a passive bond ETF that tracks an index of short-maturity US municipal bonds. By diversifying across short-term municipal bonds, it seeks tax-exempt interest income, while its short maturities reduce price risk from interest rate changes.

It suits US taxable investors who want to invest steadily in short-term tax-exempt bonds and lower their interest rate risk.

It is an ETF managed by VanEck using a passive (index-tracking) approach.

The fund tracks an index of short-maturity, investment-grade US municipal bonds. Because maturities are short, price risk from interest rate changes is small. It seeks interest that is exempt from federal income tax for US taxable investors, though being short-term, its expected returns are limited.

• Focus on short-term municipal bonds
• Combines tax-exempt interest with low interest rate risk

Assets under management (AUM) stand at $391.3M, and the total expense ratio is 0.07% per year.

The main comparison point is that its short maturities reduce interest rate risk relative to longer-maturity municipal bond ETFs.

Short-term municipal bonds are driven by short-term interest rates, the credit environment and tax policy, and their short maturities generally mean small price swings from interest rate changes. Distribution income tends to adjust with the direction of short-term rates.

Fund flows into short-term municipal bonds vary with the rate environment, tax policy and demand for tax-exempt income, and money sometimes moves into short-term tax-exempt products when rate uncertainty rises. It is also worth noting that performance varies with short-term rates and the credit environment.

Low interest rate risk and tax-exempt interest are its strengths, while limited returns, credit risk and tax dependence are considerations.

For exposure to ultra-short tax-exempt bonds, JMST is a direct substitute, and for actively managed short-term municipal bonds, products such as MEAR are also worth comparing. Investors who want short-term high-yield municipal bonds can also consider products such as SHYD. The three products shown in the table, JMST, MEAR and SHYD, cover ultra-short, actively managed short-term and short-term high-yield municipal bonds respectively, and differ in maturity and credit rating. This ETF's focus on short-term investment-grade municipal bonds is its distinguishing factor.

Here are the points to review before investing in SMB. Low interest rate risk and tax-exempt interest are attractive, but limited returns, credit risk and tax dependence should be confirmed in advance. It is also a good idea to compare it with longer-maturity municipal bond products.

Credit deterioration among issuing municipalities and falling short-term rates are the main variables for near-term performance, and the tax-exempt benefit is based on the US tax system, so it applies differently to investors outside the US. Because it prioritizes stability as a short-term bond fund, return expectations are limited.

It is a suitable candidate for US taxable investors who want to invest steadily in short-term tax-exempt bonds and lower their interest rate risk. Investors who want ultra-short or high-yield short-term municipal bonds should compare products such as JMST and SHYD, while those who want short-term investment-grade municipal bonds should compare this product alongside them before choosing.