What is an expense ratio in the context of bond ETFs?

An expense ratio represents the annual fee charged by a fund to cover its operational costs, such as management and administrative expenses. It is expressed as a percentage of the fund's assets. For example, both IGSB and SPSB have an expense ratio of 0.04%. This means for every £1,000 invested, the fund costs £0.40 annually. Lower expense ratios can help preserve returns over time, as more of your investment remains invested rather than being absorbed by fees. It is a crucial metric for comparing similar ETFs.

How do short-term corporate bond ETFs differ from stock ETFs?

Short-term corporate bond ETFs, like IGSB and SPSB, invest in debt securities issued by companies with maturities generally under five years. These funds aim to provide income and capital preservation with lower volatility compared to stock ETFs, which invest in equity shares representing ownership in companies. Bond ETFs are sensitive to interest rate changes and credit risk, while stock ETFs are influenced by corporate performance and market sentiment. Understanding these underlying differences helps in assessing risk and return profiles.

Why is 'index tracked' marked as not available for these ETFs?

When the 'index tracked' is marked as 'not available', it means the specific benchmark index used by the ETF for its investment strategy is not disclosed in the provided data. Index tracking helps investors understand the fund's investment universe and risk profile. Without this information, it is difficult to assess how closely the ETF replicates a particular market segment. Investors should look for additional fund documentation to gain clarity on the benchmark, as transparency is key to evaluating the strategy behind IGSB and SPSB.

How do the expense ratios of IGSB and SPSB compare, and what does this mean?

Both IGSB and SPSB have an identical expense ratio of 0.04%. This means there is no cost difference between the two funds regarding annual fees. A low expense ratio, such as 0.04%, is beneficial as it minimises the drag on your overall returns. Since the fees are the same, this metric does not make one fund more cost-effective than the other. When comparing ETFs with identical fees, investors must look at other factors like fund size, yield, and tracking to make informed decisions.

What does the difference in net assets between IGSB and SPSB tell us?

IGSB has net assets of $23.6 billion, significantly larger than SPSB's $10.7 billion. Larger fund size often indicates higher liquidity, which can make it easier to buy and sell shares without affecting the price. IGSB's substantial size suggests it is a well-established fund with a large investor base. SPSB, with its smaller asset base, still represents a significant fund but may have slightly less liquidity compared to IGSB. Net assets are a useful measure of a fund's scale and potential liquidity.

How does the dividend yield difference impact income generation?

IGSB offers a dividend yield of 4.66%, while SPSB provides a slightly lower yield of 4.39%. This means that, based on current yields, IGSB would generate more income for every dollar invested. The difference of 0.27 percentage points can accumulate over time, making IGSB a more attractive option for income-focused investors. However, a higher yield can sometimes reflect higher risk. It is essential to consider the yield in conjunction with other factors, such as the fund's underlying holdings and expense ratios, to understand the total return potential.

Are the top holdings of IGSB and SPSB similar?

Based on the provided data, there are no shared top-10 holdings between IGSB and SPSB. This indicates that the two funds have distinct portfolios, even though they are both short-term corporate bond ETFs. Different top holdings suggest that the funds may have varying exposure to specific issuers or sectors within the short-term corporate bond market. This lack of overlap could be beneficial for investors seeking diversification, as the funds' underlying assets are not identical.

How do interest rate changes affect short-term bond ETFs?

Short-term bond ETFs like IGSB and SPSB are sensitive to interest rate fluctuations. When interest rates rise, bond prices typically fall, which can reduce the value of these ETFs. Conversely, when interest rates fall, bond prices may rise. However, because these funds invest in bonds with shorter maturities, they are generally less volatile than long-term bond ETFs. This makes them potentially more resilient to interest rate risk, although they still experience some price movement in response to changes in monetary policy.

What does a shorter inception date mean for SPSB compared to IGSB?

SPSB was launched in December 2009, while IGSB started in January 2007. A shorter inception history means SPSB has less operational track record. Investors might consider the fund's performance across different market cycles less established. IGSB, with its longer history, has experienced more market conditions. While this does not predict future performance, a longer track record can provide more data points for analysing how the fund behaves during various economic events. It is one factor to consider alongside fund size and strategy.

Why is transparency about holdings and sector weights important?

Transparency regarding top holdings and sector weights allows investors to understand exactly what they own. For IGSB and SPSB, the fact that this information is not available in the provided data limits visibility into their asset composition. Without knowing the specific holdings or how much is invested in different sectors, it is challenging to assess concentration risks or verify if the fund's strategy aligns with an investor's expectations. Access to this data is crucial for making well-informed investment decisions.

Which ETF is better for preserving capital with moderate income?

Both IGSB and SPSB are designed for capital preservation and moderate income, typical for short-term corporate bond ETFs. IGSB offers a slightly higher dividend yield of 4.66% compared to SPSB's 4.39%. If the goal is income generation, IGSB provides a marginal advantage. However, the difference is small. IGSB's larger net assets might offer better liquidity. Neither fund is inherently superior for capital preservation; the choice depends on whether the investor prioritises the slight yield advantage of IGSB or other factors not covered in the basic data.

Can these funds be used for diversification within bond ETFs?

Yes, because IGSB and SPSB have no shared top-10 holdings, they represent different portfolios within the short-term corporate bond market. This means holding both could potentially offer diversification benefits, as their underlying investments are not identical. Diversification helps spread risk. An investor might consider combining these funds to create a broader exposure to the short-term corporate bond market than using a single fund. However, one must consider that they operate in the same category and face similar market risks.

IGSB vs SPSB

Two funds, one decision: we compare cost, performance and what each ETF actually holds in September 2026.

Compare IGSB and SPSB, the iShares 1-5 Year Investment Grade Corp Bond ETF and SPDR Portfolio Short Term Corporate Bond ETF. Explore fees, holdings, dividends, and how each fund tracks its market. Educational content, not financial advice.

Fund Snapshot

Key Fund Metrics

IGSB

Metric

SPSB

0.04%

Expense Ratio

0.04%

4.66%

Dividend Yield

4.39%

$23.60B

Net Assets

$10.72B

4,737

Holdings

1,676

Jan 5, 2007

Inception Date

Dec 16, 2009

–

Index Tracked

–

Short-Term Bond

Fund Category

Short-Term Bond

Both funds charge the same annual fee.

Shared Top Holdings

These funds do not share any of their top holdings.

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IGSB vs ISTB

Compare iShares 1-5 Year Investment Grade Corp Bond ETF (IGSB) and iShares Core 1-5 Year USD Bond ETF (ISTB) on fees, holdings and dividends.

Investment Analysis

IGSB

Pros

]GSB has a lower dividend yield of 4.66% compared to other options.
]GSB has a longer history with an inception date of Jan 5, 2007.
]GSB has $23.6 billion in net assets, indicating high liquidity and large fund size.

Considerations

]GSB has an unclear index tracked, which might affect transparency.
]GSB's top holdings and sector weights are not available, limiting visibility into its asset composition.
]GSB has a relatively higher dividend yield of 4.66%, which might indicate a higher risk or lower tax efficiency compared to other options.

SPSB

Pros

]PSB also has a 0.04% expense ratio, maintaining cost efficiency similar to IGSB.
]PSB shares no top-10 holdings with IGSB, potentially offering diversification within short-term corporate bonds.
]PSB has $10.7 billion in net assets, suggesting sufficient scale and liquidity.

Considerations

]PSB has a shorter inception history, starting on Dec 16, 2009.
]PSB's lower dividend yield of 4.39% compared to IGSB might indicate lower income generation.
]PSB's index, top holdings, and sector weights are not available, which can hinder transparency and understanding.

About IGSB and SPSB

IGSB (IGSB)

The iShares 1-5 Year Investment Grade Corporate Bond ETF is a fixed-income fund focused on shorter-term investment-grade corporate debt. Its aim is to track the performance of bonds issued by companies with relatively strong credit ratings, typically maturing within one to five years. The fund stands out for its very low annual expense ratio and substantial net assets, providing deep liquidity for investors looking to diversify their portfolios with corporate credit exposure. It generally offers a yield higher than government-only bonds, but carries slightly more credit risk. Because of its short-term nature, it may be less sensitive to interest rate changes than longer-duration bond funds. It does not currently pay dividends directly from the ticker shown, though yields are noted. Remember that bond values and returns can fluctuate based on economic conditions.

SPSB (SPSB)

The SPDR Portfolio Short Term Corporate Bond ETF (SPSB) is an exchange-traded fund designed to provide investors with access to the U.S. corporate bond market, specifically focusing on short-term instruments. With a notably low expense ratio of 0.04%, it aims to offer cost-effective exposure to a diversified portfolio of 1,676 holdings. Established in December 2009, the fund has grown significantly, managing net assets of USD 10.72 billion. Currently, it offers a dividend yield of 4.39%. This ETF is ideal for investors seeking stability and income generation from the corporate debt sector with reduced duration risk compared to long-term bond funds. However, as with all investments, the value of units can rise or fall, and past performance does not guarantee future results. It is a tool for diversification within a broader portfolio.

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IGSB vs SPSB

Fund Snapshot

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Investment Analysis

IGSB

Pros

Considerations

SPSB

Pros

Considerations

About IGSB and SPSB

Buy IGSB or SPSB in Nemo

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Trusted & Regulated

6% Interest on Cash

Frequently asked questions

What is an expense ratio in the context of bond ETFs?

How do short-term corporate bond ETFs differ from stock ETFs?

Why is 'index tracked' marked as not available for these ETFs?

How do the expense ratios of IGSB and SPSB compare, and what does this mean?

What does the difference in net assets between IGSB and SPSB tell us?

How does the dividend yield difference impact income generation?

Are the top holdings of IGSB and SPSB similar?

How do interest rate changes affect short-term bond ETFs?

What does a shorter inception date mean for SPSB compared to IGSB?

Why is transparency about holdings and sector weights important?

Which ETF is better for preserving capital with moderate income?

Can these funds be used for diversification within bond ETFs?

Fund Snapshot

About IGSB and SPSB

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