What does the term 'mid-cap momentum' mean in the context of these two ETFs?

Mid-cap momentum describes an investment strategy that combines two characteristics. 'Mid-cap' refers to companies with medium market capitalisation, which typically sit between large and small firms. The 'momentum' factor seeks to capture stocks that have shown strong recent price trends. Both VFMO and XMMO are classified as mid-cap blend ETFs and follow momentum strategies, though their specific index methodologies are not available for review in this comparison.

Why are sector weights and index details not available for these funds?

In the provided data, the sector weights and tracked index details for both VFMO and XMMO are listed as 'not available'. This can occur due to limitations in the data feed or timing of the fetch (2026-09-22). Without these details, it is challenging to fully assess how each fund constructs its portfolio or which specific benchmarks they follow, so any analysis of sector exposure remains incomplete.

How do ETF distributions generally work for funds like VFMO and XMMO?

ETFs like VFMO and XMMO hold a basket of stocks. Any dividends paid by those underlying companies are collected by the fund. The fund then typically pays out these dividends to shareholders on a periodic basis, such as quarterly. The quoted dividend yield represents the recent annual distributions relative to the current share price, but actual payments can vary over time as companies change their payout policies or the fund's holdings shift.

How do the expense ratios of VFMO and XMMO compare, and why is this difference important?

The expense ratio for VFMO is 0.13%, while for XMMO it is 0.34%. This represents a difference of 0.21 percentage points, meaning VFMO's annual cost is notably lower. A higher expense ratio directly reduces net returns for investors over time. For example, on an investment of £10,000, a 0.21% fee difference equates to £21 each year. Over several years, such differences compound and can significantly affect total wealth accumulation.

Which fund might be more suitable for investors seeking cost efficiency?

VFMO offers a lower expense ratio of 0.13% compared to XMMO's 0.34%, making it the more cost-efficient option for accessing mid-cap momentum exposure. Lower fees help preserve investor returns, which can be particularly valuable in a long-term holding strategy. However, cost is only one consideration; investors should also weigh each fund's track record, liquidity, and overall strategy fit with their own objectives.

What type of investing goal is each fund typically associated with?

Both VFMO and XMMO are designed to pursue capital appreciation through mid-cap momentum. Given their low dividend yields (0.61% and 0.67% respectively), they are not primarily geared towards income. Instead, they are more aligned with growth-oriented goals where investors seek to benefit from trends in medium-sized companies. Investors looking for a lower-cost approach might consider VFMO, while those prioritising a longer history might look at XMMO.

How does portfolio concentration differ between the two funds, and what are the implications?

XMMO exhibits more concentration, with its top holding (FTI) representing 3.87% of the portfolio. In contrast, VFMO's largest position (KLAC) accounts for only 1.24%. Higher concentration can magnify the impact of individual stocks, potentially increasing idiosyncratic risk. A more dispersed top-10 list, as seen in VFMO, may reduce single-stock risk but could also limit the upside from momentum gains if a few stocks drive much of the performance.

How do the net assets of VFMO and XMMO affect their trading liquidity?

Net assets represent the total value of all holdings. XMMO has significantly larger net assets at $7.0 billion compared to VFMO's $1.9 billion. This suggests a broader investor base for XMMO, which often translates into more active trading and tighter bid-ask spreads, enhancing liquidity for investors entering or exiting positions. While both funds have sufficient scale for most retail investors, XMMO's size may support better liquidity for larger trades.

What does the difference in inception dates tell us about these two ETFs?

XMMO launched in March 2005, giving it a track record of over two decades in various market environments. VFMO, by comparison, was established in February 2018, offering a shorter, albeit still significant, history. A longer track record can provide more data on how the strategy behaves through different cycles. Conversely, VFMO's newer setup may reflect more recent index methodology or portfolio construction decisions.

What is the overlap between the top holdings of VFMO and XMMO?

There is no overlap between the top ten holdings of VFMO and XMMO. VFMO's top positions include technology and semiconductor-related companies such as KLAC, AMAT, MU, AMD, and INTC. Meanwhile, XMMO's leading holdings feature industrial, materials, and mining companies such as FTI, ATI, CW, RGLD, and ROIV. This stark difference suggests that despite similar mid-cap momentum labels, each fund's momentum signals or screening methodologies currently select very distinct stocks.

Are there any limitations to this comparison?

Yes. The data provided for this comparison includes several items marked 'not available', such as the specific indices tracked and sector weightings for both funds. This limits the depth of analysis regarding portfolio construction and diversification. For a complete assessment, investors should consult the latest fund documentation or prospectus to understand how momentum strategies are implemented and which sectors are emphasised. This page offers educational content, not financial advice.

VFMO vs XMMO

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

Compare VFMO and XMMO. This page reviews fees, holdings, and dividends. It explains how each fund tracks its market and differs in cost. Educational content, not financial advice.

Fund Snapshot

Key Fund Metrics

VFMO

Metric

XMMO

0.13%

Expense Ratio

0.34%

0.61%

Dividend Yield

0.67%

$1.92B

Net Assets

$7.04B

673

Holdings

Feb 13, 2018

Inception Date

Mar 3, 2005

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Index Tracked

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Mid-Cap Blend

Fund Category

Mid-Cap Blend

VFMO costs about $21.00 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

VFMO

Pros

This ETF offers a relatively low expense ratio of 0.13%, providing a cost-efficient way to access mid-cap momentum factors.
With $1.9 billion in net assets, this fund has a sufficient scale to be easily traded by most retail investors.
The dividend yield of 0.61% is adequate for a growth-oriented mid-cap strategy that primarily seeks capital appreciation.

Considerations

The fund is less established, with an inception date in February 2018, meaning a shorter track record for this specific strategy.
Holding weights are quite dispersed, with the top position at just 1.24%, which might limit concentrated momentum gains.
Important information regarding the specific index methodology and precise sector weightings is currently not available for detailed analysis.

XMMO

Pros

This fund has a long history, having launched in March 2005, which provides a robust track record for this momentum strategy.
It boasts substantial net assets of $7.0 billion, suggesting strong liquidity and a wide investor base.
The dividend yield of 0.67% is slightly higher, and the portfolio features more concentrated mid-cap exposure.

Considerations

The expense ratio of 0.34% is notably higher, making it a more costly option compared to its mid-cap blend peers.
Portfolio holdings are more concentrated, with the top holding at 3.87%, which could introduce idiosyncratic risks.
Certain key data, including the tracked index details and current sector weightings, are not available for a complete assessment.

About VFMO and XMMO

VFMO (VFMO)

The Vanguard U.S. Momentum Factor ETF (VFMO) is a fund designed to capture the momentum factor within the U.S. equity market. Momentum is an investment style that seeks to hold securities with high short- and long-term price performance, assuming that winners tend to continue outperforming. This fund provides diversified exposure through approximately 673 holdings, primarily focused on mid-cap blend equities. With a competitive expense ratio of 0.13% and net assets of USD 1.92 billion, it offers a low-cost avenue for investors interested in this specific factor strategy. Launched in February 2018, the fund pays a dividend yield of 0.61%. As with any investment, values can fluctuate, and past performance is not indicative of future results.

XMMO (XMMO)

The Invesco S&P MidCap Momentum ETF aims to track an index composed of mid-capitalisation stocks demonstrating strong price momentum. Investors might consider this fund for potential growth opportunities associated with established yet dynamic companies. With an expense ratio of 0.34%, the fund provides exposure to 77 holdings in the mid-cap blend category. Launched in March 2005, it currently manages approximately USD 7.04 billion in net assets. While the fund offers a modest dividend yield of 0.67%, its primary focus remains on capital appreciation. As with any investment, values can fluctuate based on market conditions, and past performance does not guarantee future results. Always consider personal financial circumstances and seek independent advice before investing.

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VFMO vs XMMO

Fund Snapshot