What distinguishes a global large-cap ETF from a US large-cap ETF?

A global large-cap ETF provides access to large companies in multiple countries, potentially offering broader diversification. IOO is categorized as a Global Large-Stock Blend. In contrast, IVV is a Large Blend ETF that concentrates on US large-cap stocks. This difference means IOO might hold international giants alongside American firms, while IVV’s portfolio is strictly US-focused. Investors choosing between these two are essentially deciding between global market exposure and specific US market participation.

How does the expense ratio influence the net returns of an ETF?

The expense ratio is the annual fee charged by the fund, directly reducing investor returns. For instance, IOO has an expense ratio of 0.40%, whereas IVV has a significantly lower fee of 0.03%. This 0.37 percentage point difference means that for every £100 invested, IVV deducts 3 pence in fees compared to 40 pence for IOO. Over long periods, even small fee differences can compound, affecting the final value of an investment.

Do IOO and IVV have similar top holdings despite different scopes?

Yes, both funds share six of their top ten holdings: NVDA, AAPL, MSFT, AMZN, GOOGL, and AVGO, plus GOOG. However, the weightings differ. In IOO, NVDA holds 12.99% and AAPL 11.84%, while in IVV, NVDA is 8.15% and AAPL is 7.43%. This suggests that while both funds have considerable exposure to major US tech firms, IOO is more concentrated in these specific names. IVV includes other US firms like META and TSLA in its top ten that IOO does not.

How do dividend yields compare between IOO and IVV?

Dividend yield indicates how much a fund pays in dividends relative to its share price. IOO has a dividend yield of 0.80%, while IVV offers a yield of 1.08%. This means IVV currently provides a higher cash return per unit invested. It is important to note that neither yield is exceptionally high compared to some income-focused funds. Investors should view these distributions as part of total return, alongside capital growth, rather than the sole measure of performance.

Which investing goals are typically associated with these ETFs?

IVV is commonly associated with investors seeking broad exposure to the US large-cap market, often as a core holding. IOO appeals to those looking for global large-cap exposure, wanting to include international companies alongside US giants. Neither fund is designed for niche sectors or small-cap growth. Choice depends on whether the investor wants to track the US economy specifically or global corporate leaders. Both have inception dates in 2000, indicating long track records, though index tracking records are not available.

How does fund size differ between IOO and IVV?

Fund size, measured by net assets, influences liquidity and stability. IVV manages $846.6 billion, indicating substantial scale. IOO manages $9.2 billion, which is smaller but still significant. Larger funds generally offer higher liquidity, allowing easier buying and selling with smaller bid-ask spreads. However, smaller size can sometimes offer flexibility. The primary concern for investors is that a fund is large enough to meet redemption demands without issues, which both IOO and IVV appear to satisfy.

What risks are associated with the concentration in the top holdings?

Concentration risk arises when a few holdings dominate a fund's portfolio. In IOO, the top ten holdings include major US tech firms, with NVDA and AAPL leading. This means the fund's performance is heavily tied to the technology sector. IVV also has significant exposure to NVDA and AAPL but at lower weights. While this offers potential for growth, it also means that a downturn in these specific companies could disproportionately affect the fund’s value compared to a more diversified approach.

Are there any discrepancies in index tracking data for these ETFs?

Currently, specific index tracking records are not available for either IOO or IVV in the provided data. Typically, ETFs aim to mirror the performance of an underlying index. Without this specific tracking record data, investors rely on the expense ratio and the fund's stated category to infer its purpose. IVV tracks the S&P 500 based on its name, and IOO tracks the Global 100. Investors should check the fund provider's official documents for precise tracking error and index details.

How does the inception date matter for comparing these funds?

The inception date indicates how long a fund has been operating. IVV started on May 15, 2000, and IOO on December 5, 2000. Both have over two decades of operation, providing substantial historical data for analysis. This long history allows investors to see how the funds performed across various economic cycles, including the dot-com bubble, the 2008 financial crisis, and the 2020 pandemic. A longer track record generally offers more confidence in the fund’s operational history.

What should beginners check before comparing ETF fees and holdings?

Beginners should first verify the expense ratio, as lower fees generally improve long-term returns. Next, examine the top holdings to understand the underlying companies. Check the fund category to ensure it aligns with their investment goal, such as global versus US exposure. Finally, review the inception date for track record and net assets for liquidity. Comparing IOO and IVV involves looking at fee differences, holding concentrations, and yield expectations to determine which fund matches individual financial objectives.

Where can investors find more detailed information on these ETFs?

Investors can find more information by consulting the fund providers, such as iShares, for prospectuses and fact sheets. Financial data platforms like Yahoo Finance provide current price, holdings, and expense ratios. Regulatory bodies' websites, such as the SEC, may have additional filings. It is also recommended to seek personalised investment advice. The information provided here is for educational purposes only and does not constitute financial advice or a recommendation to buy or sell any specific investment product.

IOO vs IVV

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

Compare IOO and IVV, the iShares Global 100 ETF and iShares Core S&P 500 ETF, on fees, holdings and dividends. See how each fund tracks its market. Educational content, not financial advice.

Fund Snapshot

Key Fund Metrics

IOO

Metric

IVV

0.40%

Expense Ratio

0.03%

0.80%

Dividend Yield

1.08%

$9.16B

Net Assets

$846.56B

126

Holdings

508

Dec 5, 2000

Inception Date

May 15, 2000

–

Index Tracked

–

Global Large-Stock Blend

Fund Category

Large Blend

IVV costs about $37.00 less per year for every $10,000 invested.

Shared Top Holdings

Holding	IOO	IVV
NVDANVIDIA Corporation	12.99%	8.15%
AAPLApple Inc.	11.84%	7.43%
MSFTMicrosoft Corporation	8.85%	5.55%
AMZNAmazon.com, Inc.	6.01%	3.77%
GOOGLAlphabet Inc.	4.95%	3.11%
AVGOBroadcom Inc.	4.11%	2.58%
GOOGAlphabet Inc.	3.95%	2.48%

Investment Analysis

IOO

Pros

The fund provides access to the global large-cap market.
Net assets are $9.2 billion, indicating substantial scale.
The fund's inception date of December 2000 demonstrates a long history.

Considerations

The expense ratio is relatively high at 0.40%.
The dividend yield is a modest 0.80%.
Track record against an index is not available.

IVV

Pros

The expense ratio is exceptionally low at 0.03%.
Net assets are $846.6 billion, indicating very substantial scale.
The fund's inception date of May 2000 demonstrates a long history.

Considerations

The dividend yield, at 1.08%, remains below historical averages.
Investments are concentrated in US large-cap stocks.
Track record against an index is not available.

About IOO and IVV

IOO (IOO)

The iShares Global 100 ETF is designed to provide broad exposure to some of the world's largest companies. As an Exchange-Traded Fund (ETF), it seeks to track the performance of an index composed of leading global securities. Investors often use this fund to gain diversified access to major multinational corporations across developed markets without picking individual stocks. With a net asset value of approximately USD 9.16 billion and 126 holdings, it offers a blend of large-cap global equities. The fund has an expense ratio of 0.40% and a dividend yield of 0.80%. Launched in December 2000, it has a long history of operation. It is important to remember that while global diversification can reduce some risks, the value of investments can go down as well as up, and returns are not guaranteed. This information is for educational purposes only and does not constitute personalised financial advice.

IVV (IVV)

The iShares Core S&P 500 ETF (IVV) is a fund designed to provide investors with broad exposure to the US large-cap equity market. By tracking the S&P 500 index, it aims to replicate the performance of 500 of the largest publicly traded companies in the United States, covering sectors such as technology, healthcare, and finance. The fund has a low expense ratio of 0.03%, making it a cost-effective option for those seeking diversified market exposure. Since its inception in May 2000, it has grown significantly, managing approximately USD 846.56 billion in net assets. The dividend yield stands at 1.08%. While the S&P 500 has historically shown growth, investors should remember that all investments carry risk, and values can fluctuate. This ETF is generally suitable for long-term investors seeking a foundational component for a diversified portfolio.

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IOO vs IVV

Fund Snapshot

Investment Analysis

IOO

Pros

Considerations

IVV

Pros

Considerations

About IOO and IVV

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6% Interest on Cash

Frequently asked questions

What distinguishes a global large-cap ETF from a US large-cap ETF?

How does the expense ratio influence the net returns of an ETF?

Do IOO and IVV have similar top holdings despite different scopes?

How do dividend yields compare between IOO and IVV?

Which investing goals are typically associated with these ETFs?

How does fund size differ between IOO and IVV?

What risks are associated with the concentration in the top holdings?

Are there any discrepancies in index tracking data for these ETFs?

How does the inception date matter for comparing these funds?

What should beginners check before comparing ETF fees and holdings?

Where can investors find more detailed information on these ETFs?

Fund Snapshot

About IOO and IVV