IOO vs. FYLD

Last updated Jun 4, 2026

IOO (iShares Global 100 ETF) and FYLD (Cambria Foreign Shareholder Yield ETF) are both Global Equities funds. IOO is passively managed, while FYLD is actively managed. Over the past 10 years, IOO returned 16.70%/yr vs 11.35%/yr for FYLD. A 0.68 correlation means they provide meaningful diversification when combined. IOO charges 0.40%/yr vs 0.59%/yr for FYLD.

Performance

IOO vs. FYLD - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Global 100 ETF (IOO) and Cambria Foreign Shareholder Yield ETF (FYLD). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IOO achieves a 12.26% return, which is significantly lower than FYLD's 18.51% return. Over the past 10 years, IOO has outperformed FYLD with an annualized return of 16.70%, while FYLD has yielded a comparatively lower 11.35% annualized return.

IOO

• 1D: -1.33%
• 1M: 5.37%
• YTD: 12.26%
• 6M: 12.43%
• 1Y: 38.24%
• 3Y*: 25.48%
• 5Y*: 16.68%
• 10Y*: 16.70%

FYLD

• 1D: -0.18%
• 1M: 0.58%
• YTD: 18.51%
• 6M: 19.88%
• 1Y: 39.75%
• 3Y*: 22.34%
• 5Y*: 11.38%
• 10Y*: 11.35%

*Multi-year figures are annualized to reflect compound growth (CAGR)

IOO vs. FYLD - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IOO iShares Global 100 ETF	12.26%	27.02%	26.54%	27.71%	-16.34%	26.03%	18.61%	30.01%	-6.22%	23.56%
FYLD Cambria Foreign Shareholder Yield ETF	18.51%	34.53%	3.00%	13.18%	-5.53%	18.67%	4.17%	17.83%	-14.47%	29.81%

Correlation

The correlation between IOO and FYLD is 0.47, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.47
Correlation (3Y) Calculated over the trailing 3-year period	0.52
Correlation (5Y) Calculated over the trailing 5-year period	0.62
Correlation (10Y) Calculated over the trailing 10-year period	0.65
Correlation (All Time) Calculated using the full available price history since Dec 4, 2013	0.68

Over the past year, the correlation between IOO and FYLD has dropped to 0.47 - well below their long-term average of 0.68, suggesting their price drivers have been diverging.

IOO vs. FYLD - Sectors Allocation Comparison

Sectors	IOO	FYLD
Technology	46.2%	4.2%
Communication Services	11.0%	4.1%
Financial Services	9.1%	18.9%
Consumer Cyclical	8.4%	7.3%
Healthcare	8.4%	-
Consumer Defensive	5.6%	5.7%
Industrials	4.8%	16.1%
Energy	3.6%	32.7%
Basic Materials	1.7%	9.4%
Utilities	0.5%	1.8%
Real Estate	0.2%	-

Return for Risk

IOO vs. FYLD — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

IOO

IOO Risk / Return Rank: 82
IOO Sharpe Ratio Rank: 85
IOO Sortino Ratio Rank: 84
IOO Omega Ratio Rank: 82
IOO Calmar Ratio Rank: 75
IOO Martin Ratio Rank: 85

FYLD

FYLD Risk / Return Rank: 93
FYLD Sharpe Ratio Rank: 93
FYLD Sortino Ratio Rank: 93
FYLD Omega Ratio Rank: 92
FYLD Calmar Ratio Rank: 94
FYLD Martin Ratio Rank: 93

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

IOO vs. FYLD - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Global 100 ETF (IOO) and Cambria Foreign Shareholder Yield ETF (FYLD). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	IOO	FYLD	Difference
Sharpe ratio: Return per unit of total volatility	2.84	3.48	-0.64
Sortino ratio: Return per unit of downside risk	3.85	4.75	-0.90
Omega ratio: Gain probability vs. loss probability	1.50	1.62	-0.12
Calmar ratio: Return relative to maximum drawdown	3.87	7.35	-3.48
Martin ratio: Return relative to average drawdown	17.94	26.30	-8.35
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

IOO vs. FYLD - Sharpe Ratio Comparison

The current IOO Sharpe Ratio is 2.84, which is comparable to the FYLD Sharpe Ratio of 3.48. The chart below compares the historical Sharpe Ratios of IOO and FYLD, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	IOO	FYLD	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.84	3.48	-0.64
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.98	0.71	+0.28
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.94	0.63	+0.31
Sharpe Ratio (All Time) Calculated using the full available price history	0.39	0.45	-0.06

Drawdowns

IOO vs. FYLD - Drawdown Comparison

The maximum IOO drawdown since its inception was -55.85%, which is greater than FYLD's maximum drawdown of -44.55%. Use the drawdown chart below to compare losses from any high point for IOO and FYLD.

Drawdown Indicators

	IOO	FYLD	Difference
Max Drawdown Largest peak-to-trough decline	-55.85%	-44.55%	-11.30%
Max Drawdown (1Y) Largest decline over 1 year	-9.94%	-5.44%	-4.50%
Max Drawdown (3Y) Largest decline over 3 years	-19.19%	-15.15%	-4.04%
Max Drawdown (5Y) Largest decline over 5 years	-23.52%	-25.12%	+1.60%
Max Drawdown (10Y) Largest decline over 10 years	-31.43%	-44.55%	+13.12%
Current Drawdown Current decline from peak	-1.33%	-1.54%	+0.21%
Average Drawdown Average peak-to-trough decline	-11.27%	-8.83%	-2.44%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.14%	1.52%	+0.62%

Volatility

IOO vs. FYLD - Volatility Comparison

iShares Global 100 ETF (IOO) has a higher volatility of 3.81% compared to Cambria Foreign Shareholder Yield ETF (FYLD) at 3.00%. This indicates that IOO's price experiences larger fluctuations and is considered to be riskier than FYLD based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IOO	FYLD	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.81%	3.00%	+0.81%
Volatility (6M) Calculated over the trailing 6-month period	10.59%	8.78%	+1.81%
Volatility (1Y) Calculated over the trailing 1-year period	13.54%	11.50%	+2.04%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.04%	16.23%	+0.81%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.78%	18.03%	-0.25%

IOO vs. FYLD - Expense Ratio Comparison

IOO has a 0.40% expense ratio, which is lower than FYLD's 0.59% expense ratio.

Dividends

IOO vs. FYLD - Dividend Comparison

IOO's dividend yield for the trailing twelve months is around 0.82%, less than FYLD's 3.65% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FYLD Cambria Foreign Shareholder Yield ETF	3.65%	4.07%	5.41%	6.06%	6.13%	4.74%	3.94%	3.73%	5.17%	2.85%	2.72%	3.98%
IOO iShares Global 100 ETF	0.82%	0.92%	1.08%	1.49%	2.00%	1.53%	1.49%	2.02%	2.54%	2.23%	2.75%	2.89%

Frequently Asked Questions

Can I hold both IOO and FYLD in my portfolio?

IOO and FYLD have a correlation of 0.47, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IOO or FYLD?

IOO has higher volatility (3.81%) compared to FYLD (3.00%). In terms of maximum drawdown, IOO dropped -55.85% vs FYLD's -44.55%.

Which ETF is better, IOO or FYLD?

On 10-year performance, IOO leads with 16.70% vs 11.35% for FYLD. On fees, IOO is cheaper at 0.40% per year. On volatility, FYLD has been the lower-risk option at 3.00%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IOO or FYLD?

Over the 10-year period, IOO has performed better with a 16.70% return vs 11.35%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IOO or FYLD?

IOO is cheaper with a 0.40% expense ratio, compared with 0.59% for FYLD.

Which ETF pays a higher dividend yield, IOO or FYLD?

FYLD has the higher dividend yield at 3.65%, compared with 0.82% for IOO.

What is the main difference between IOO and FYLD?

They also come from different issuers: iShares and Cambria. Their fees differ too: 0.40% for IOO and 0.59% for FYLD.

Which has better risk-adjusted returns?

FYLD currently has the higher Sharpe Ratio (3.48 vs 2.84), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.