What is the main structural difference between BSV and VUSB?

Both funds are Vanguard exchange-traded funds focused on bonds, but they target different maturities. BSV (Vanguard Short-Term Bond ETF) holds short-term bonds, typically maturing in one to five years. VUSB (Vanguard Ultra-Short Bond ETF) holds ultra-short-term bonds, usually maturing in one year or less. This difference in maturity drives their respective risk and return profiles, with ultra-short bonds generally being less sensitive to interest rate changes than short-term bonds.

How do these ETFs compare to holding individual bonds?

Holding individual bonds requires purchasing a specific bond and waiting for its maturity or selling it before maturity. ETFs like BSV and VUSB provide a basket of many bonds managed by a fund, offering diversification and ease of trading through a brokerage. Unlike individual bonds, ETFs do not guarantee a return of principal at a specific maturity date because the underlying bonds within the fund are continuously bought and sold. This makes them more suitable for liquid portfolios than for locking in a specific yield to maturity.

How do ETF dividends differ from stock dividends?

Stock dividends are paid from a company's profits, while ETF dividends come from the interest or dividends generated by the underlying securities in the fund's portfolio. For BSV and VUSB, which are bond ETFs, distributions primarily consist of interest payments from the bonds they hold. These distributions can fluctuate based on the fund's performance and market conditions. Unlike stock dividends which are tied to corporate profitability, bond ETF distributions reflect the yield of the fixed-income securities within the portfolio.

How do the expense ratios of BSV and VUSB compare?

BSV has an expense ratio of 0.03%, while VUSB has an expense ratio of 0.10%. This means VUSB's annual fee is 0.07 percentage points higher than BSV's. On a $10,000 investment, this difference would cost approximately $7 more per year for VUSB compared to BSV. Over time, lower expense ratios can contribute to slightly better net returns, assuming all other factors remain equal. Investors should weigh this fee difference against other factors like yield and maturity focus.

What is the current yield comparison between the two funds?

As of the latest data, BSV reports a dividend yield of 4.08%, whereas VUSB reports a higher yield of 4.29%. This 0.21 percentage point difference suggests that VUSB is currently generating slightly more income per dollar invested, likely reflecting the current interest rate environment and the specific composition of their bond portfolios. However, yields can change over time as interest rates fluctuate and the funds' holdings are adjusted. Investors should consider yield alongside the funds' risk profiles and expense ratios.

Are BSV and VUSB tracking the same index?

The provided data indicates that the specific indices tracked by both BSV and VUSB are 'not available'. Consequently, a direct comparison of their benchmark indices cannot be made from this information alone. Typically, short-term bond funds track indices like the Bloomberg US 1-5 Year Corporate or Government Bond Index, while ultra-short bond funds track indices focused on maturities under one year. Without specific index data, it is difficult to precisely compare their strategic exposures, though their fund categories suggest different maturity focuses.

Do these funds hold the same top investments?

The data provided states that the top holdings for both BSV and VUSB are 'not available'. Furthermore, it explicitly notes that there are 'none' shared among the listed top ten holdings, likely implying that a direct overlap cannot be calculated due to missing data or that their portfolios are distinct by design. Without access to the specific top holdings, investors cannot verify if the funds have significant overlap in their current asset composition or if they are diversified in a way that reduces correlation.

What type of investing goal does each fund suit?

BSV is typically associated with investors seeking moderate duration exposure, aiming for income while accepting some interest rate risk. Its short-term focus makes it a step up from cash in yield, but with more volatility than ultra-short bonds. VUSB suits goals focused on capital preservation and liquidity with slightly higher income than traditional cash equivalents. It targets investors who want minimal duration risk. The choice depends on whether an investor prioritises higher yield with more risk (BSV) or lower risk with liquidity (VUSB).

What is the track record of each fund?

BSV has a longer operational history, with an inception date of 3 April 2007, giving it over 17 years of performance data. VUSB is a newer fund, launched on 5 April 2021, with less than five years of track record. A longer track record can provide more data points for assessing performance across different market cycles, including interest rate increases and decreases. However, past performance does not guarantee future results, and VUSB is managed by an experienced team, which may mitigate concerns about its shorter history.

What are the total assets under management for these ETFs?

BSV holds significantly more capital than VUSB, with net assets of $46.4 billion compared to VUSB's $10.0 billion. Larger funds often benefit from economies of scale and may offer higher liquidity, making them easier to trade without impacting the price. However, a smaller fund like VUSB is still substantial and may not suffer from liquidity issues. The size difference reflects BSV's longer market presence and potentially broader adoption, while VUSB represents a more recent addition to Vanguard's fixed-income lineup that has still attracted significant investor capital.

What if I don't see the sector weights for these funds?

The provided data states that sector weights for both BSV and VUSB are 'not available'. Sector weights indicate how a bond fund's assets are allocated among different industries, such as government, utilities, or technology. Without this information, investors cannot assess the specific credit exposure or industry diversification of the funds. This limits the ability to evaluate potential concentration risks. Investors should consult Vanguard's official fund page or the latest prospectus for up-to-date holdings and sector allocation data to make a fully informed assessment.

What does it mean that the tracked index is 'not available'?

The tracked index data is listed as 'not available' for both BSV and VUSB. Knowing the index helps investors understand the fund's specific strategy, benchmark performance, and asset allocation. Without this, it is challenging to determine how closely the funds mimic a specific market segment or to compare them against passive peers. While fund names suggest their focus, the absence of index information requires reliance on other data points like expense ratios and yields, or consulting official documentation for a complete picture.

BSV vs VUSB

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

Compare BSV (Vanguard Short-Term Bond ETF) and VUSB (Vanguard Ultra-Short Bond ETF) by fees, holdings, dividends, and tracking. See how their short-term bond focus differs. Educational content, not financial advice.

Fund Snapshot

Key Fund Metrics

BSV

Metric

VUSB

0.03%

Expense Ratio

0.10%

4.08%

Dividend Yield

4.29%

$46.36B

Net Assets

$10.02B

3,173

Holdings

1,349

Apr 3, 2007

Inception Date

Apr 5, 2021

–

Index Tracked

–

Short-Term Bond

Fund Category

Ultrashort Bond

BSV costs about $7.00 less per year for every $10,000 invested.

Shared Top Holdings

These funds do not share any of their top holdings.

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Investment Analysis

BSV

Pros

Very low expense ratio of 0.03 percent.
Massive $46.4 billion in net assets.
Long track record since April 2007.

Considerations

Tracked index is not available.
Top holdings data is not available.
Sector weights data is not available.

VUSB

Pros

Higher dividend yield of 4.29 percent.
Significant $10.0 billion in net assets.
Distinctive ultrashort bond category focus.

Considerations

Higher expense ratio of 0.10 percent.
Tracked index is not available.
Sector weights data is not available.

About BSV and VUSB

BSV (BSV)

This exchange-traded fund (ETF) aims to provide investors with a reliable source of current income by investing in high-quality, short-term debt securities. It focuses on investment-grade bonds, which typically offer lower risk compared to long-term or high-yield alternatives, though no investment is entirely risk-free. With a remarkably low expense ratio of 0.03%, it is designed to be a cost-effective tool for stabilising portfolio volatility while generating income. The fund holds a vast number of bonds, spread across various issuers, helping to diversify credit exposure. While it may not deliver the same long-term capital growth as equities, its primary role is often to preserve capital and mitigate interest rate sensitivity. Returns are not guaranteed, and the value of shares can go down as well as up, but its broad asset base and focus on credit quality make it a noteworthy component for income-focused strategies.

VUSB (VUSB)

The Vanguard Ultra-Short Bond ETF aims to provide investors with exposure to a broad range of U.S. government and corporate bonds that have maturities of one year or less. As an ultrashort bond fund, it is designed to offer relative price stability and lower interest rate sensitivity compared to longer-duration bond funds. With a low expense ratio of 0.10%, this ETF provides a cost-effective way to diversify fixed-income allocations. While it typically generates income, returns are subject to market conditions, and values can fluctuate. Investors should consider the potential trade-offs between yield and liquidity, keeping in mind that past performance does not guarantee future results. This fund suits those looking for a conservative income stream within a broader portfolio, though it remains exposed to credit and interest rate risks.

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BSV vs VUSB

Fund Snapshot