This short-term bond ETF tracks the ICE BofA 1-5 Year US Corporate Index and invests broadly across US dollar-denominated investment-grade corporate bonds maturing in 1 to 5 years. By concentrating on the short end of the maturity curve, it keeps price volatility from interest rate changes relatively low.

It suits conservative investors who want higher interest income than cash equivalents but wish to avoid the interest rate volatility of long-term bonds.

It is a passively managed (index-tracking) ETF run by BlackRock (iShares).

The fund holds a broad range of the investment-grade corporate bonds included in the index, tracking the performance of the short-term corporate bond market as a whole. Because maturities are limited to the 1 to 5 year range, duration stays short, so even when rates rise, price declines tend to be more limited than for long-term bonds.

• Short duration means low interest rate sensitivity
• Fees are low compared with the category average

Assets under management (AUM) stand at $23.7B, and the expense ratio is 0.04% per year.

Compared with similar short-term corporate bond ETFs such as VCSH and SPSB, the differences in fees and issuer are the key points of comparison.

Given its short duration, price swings from interest rate changes tend to be milder than for long-term bond ETFs. However, because these are corporate bonds, returns can vary with changes in credit spreads and the direction of market interest rates.

When interest rates are high, the yield appeal of short-term corporate bonds stands out, and capital tends to flow in on demand for stable income. Depending on market conditions, fund flows shift as investors treat it as a middle ground between cash equivalents and long-term bonds.

Its short duration, low fees, and monthly dividends are strengths, while exposure to credit risk and interest rate risk, inherent to corporate bonds, is a drawback.

The VCSH, SPSB, and SCHJ shown in the table are direct comparisons within the same short-term investment-grade corporate bond category, and they differ in issuer and fee level. Meanwhile, investors who want even shorter maturities can consider the ultra-short corporate bond ETF ICSH, those who want to reduce credit risk and focus on Treasuries can look at the short-term Treasury ETF SHY, and those willing to accept more risk for higher interest and extend into high yield can also review SJNK.

Here are the points to review before investing in IGSB. It provides stable income as a core short-term corporate bond holding, but credit risk, interest rate risk, and currency exposure may affect investors differently depending on their profile, so it is best to check them in advance.

Wider corporate credit spreads and rising market interest rates are the main drivers of price changes. Short duration limits the range of fluctuation, but the possibility of principal loss remains.

It suits conservative investors who want higher interest than cash equivalents while avoiding the volatility of long-term bonds, as a core short-term corporate bond holding. To lower credit risk further, consider a short-term Treasury ETF, and to raise interest income, consider a high-yield ETF alongside it.