The fund tracks an index of US dollar-denominated investment-grade corporate bonds concentrated in a specific maturity year. It is a term-structure fund: when the scheduled maturity date arrives, the fund terminates and returns its remaining net assets to investors, offering an experience similar to holding individual bonds.

It suits bond investors who need cash at a specific point in time and want to match maturity with their cash flow schedule, as well as investors who prefer a diversified vehicle to individual corporate bonds.

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

By broadly spreading its holdings across investment-grade corporate bonds with a narrow maturity range, the fund diversifies the default risk of individual bonds while offering an experience similar to holding to maturity. Unlike ETFs that maintain a constant maturity, its remaining maturity shortens over time, so its interest rate sensitivity naturally declines.

• Liquidated at scheduled maturity, making it easier to plan funding needs
• Interest rate sensitivity gradually declines as remaining maturity shortens
• Broad exposure to investment-grade corporate bonds spreads individual issuer risk
• Monthly distributions provide regular cash flow

Assets under management (AUM) stand at $4.1B, and the expense ratio is 0.10% per year.

Unlike corporate bond ETFs that maintain a constant maturity, this fund has a fixed maturity date, so price fluctuations tend to narrow the longer you hold it.

Bond prices move with the direction of market interest rates: they come under pressure when rates rise and recover when rates fall, a pattern that repeats. As maturity approaches, these swings gradually narrow and the price tends to converge toward its scheduled redemption value.

Demand from investors who want to lock up funds until a set maturity date has extended across term bond ETFs in general. When opinions are divided over the direction of interest rates, a structure that can simply be held to maturity is often mentioned as an alternative, and it is typically weighed against deposits and individual corporate bonds.

Its strength is a fixed maturity that makes funding plans easier to set, while its drawbacks are reinvestment risk after maturity and corporate credit risk.

LQD(ETF) and USIG(ETF) shown in the table are investment-grade corporate bond products with no fixed maturity, so their interest rate sensitivity persists, whereas this ETF is wound down at maturity. HYG(ETF) and USHY(ETF) hold lower-rated corporate bonds, offering higher distribution levels at the cost of greater default risk. To target a different maturity year within the same term-fund family, you could look at IBDS and similar funds, and to reduce credit risk with Treasuries, IBTH and similar funds are worth considering. For a short maturity range only, IGSB and similar funds are also candidates.

Here are the points to check before buying this ETF. Term bond products are judged by different criteria than ordinary equity ETFs, so you should review the liquidation date, credit mix, distribution frequency and currency exposure together.

In rising-rate periods unrealized losses arise, and during economic slowdowns corporate credit spreads widen and prices come under pressure. Keep in mind that the amount received at liquidation is based on remaining net assets rather than a guaranteed principal amount.

This is a structure worth considering if you plan to recover funds at a set point in time. To reduce credit risk further, compare Treasury term funds; to raise distribution levels, compare high-yield products.