GIIAX vs. VXUS

Last updated Jun 3, 2026

GIIAX (Nationwide International Index Fund) and VXUS (Vanguard Total International Stock ETF) are both funds - GIIAX is a Foreign Large Cap Equities fund managed by Nationwide, while VXUS is a Global Equities fund tracking the FTSE Global All Cap ex US Index. Over the past 10 years, GIIAX returned 8.68%/yr vs 9.86%/yr for VXUS. With a 0.95 correlation, they move nearly in lockstep. GIIAX charges 0.71%/yr vs 0.05%/yr for VXUS.

Performance

GIIAX vs. VXUS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Nationwide International Index Fund (GIIAX) and Vanguard Total International Stock ETF (VXUS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GIIAX achieves a 8.76% return, which is significantly lower than VXUS's 15.39% return. Over the past 10 years, GIIAX has underperformed VXUS with an annualized return of 8.68%, while VXUS has yielded a comparatively higher 9.86% annualized return.

GIIAX

• 1D: -0.35%
• 1M: 2.36%
• YTD: 8.76%
• 6M: 11.84%
• 1Y: 20.26%
• 3Y*: 16.18%
• 5Y*: 7.98%
• 10Y*: 8.68%

VXUS

• 1D: 0.75%
• 1M: 4.81%
• YTD: 15.39%
• 6M: 18.56%
• 1Y: 32.67%
• 3Y*: 19.70%
• 5Y*: 8.88%
• 10Y*: 9.86%

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

GIIAX vs. VXUS - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GIIAX Nationwide International Index Fund	8.76%	31.11%	3.05%	16.88%	-14.43%	10.67%	7.26%	21.56%	-14.10%	24.81%
VXUS Vanguard Total International Stock ETF	15.39%	32.35%	5.08%	15.86%	-16.08%	8.98%	10.66%	21.75%	-14.43%	27.46%

Correlation

The correlation between GIIAX and VXUS is 0.95, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.95
Correlation (3Y) Calculated over the trailing 3-year period	0.94
Correlation (5Y) Calculated over the trailing 5-year period	0.95
Correlation (10Y) Calculated over the trailing 10-year period	0.95
Correlation (All Time) Calculated using the full available price history since Jan 31, 2011	0.95

The correlation between GIIAX and VXUS has been stable across timeframes, ranging from 0.94 to 0.95 - a consistent structural relationship.

Return for Risk

GIIAX vs. VXUS — Risk / Return Rank

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

GIIAX

GIIAX Risk / Return Rank: 27
GIIAX Sharpe Ratio Rank: 26
GIIAX Sortino Ratio Rank: 25
GIIAX Omega Ratio Rank: 25
GIIAX Calmar Ratio Rank: 26
GIIAX Martin Ratio Rank: 30

VXUS

VXUS Risk / Return Rank: 63
VXUS Sharpe Ratio Rank: 64
VXUS Sortino Ratio Rank: 63
VXUS Omega Ratio Rank: 65
VXUS Calmar Ratio Rank: 60
VXUS Martin Ratio Rank: 65

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.

GIIAX vs. VXUS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Nationwide International Index Fund (GIIAX) and Vanguard Total International Stock ETF (VXUS). 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.

	GIIAX	VXUS	Difference
Sharpe ratio Return per unit of total volatility	1.48	2.16	-0.69
Sortino ratio Return per unit of downside risk	2.13	2.96	-0.83
Omega ratio Gain probability vs. loss probability	1.26	1.40	-0.13
Calmar ratio Return relative to maximum drawdown	1.95	3.02	-1.07
Martin ratio Return relative to average drawdown	7.15	11.82	-4.67
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GIIAX vs. VXUS - Sharpe Ratio Comparison

The current GIIAX Sharpe Ratio is 1.48, which is lower than the VXUS Sharpe Ratio of 2.16. The chart below compares the historical Sharpe Ratios of GIIAX and VXUS, 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

	GIIAX	VXUS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.48	2.16	-0.69
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.51	0.56	-0.05
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.53	0.58	-0.04
Sharpe Ratio (All Time) Calculated using the full available price history	0.22	0.39	-0.17

Drawdowns

GIIAX vs. VXUS - Drawdown Comparison

The maximum GIIAX drawdown since its inception was -61.28%, which is greater than VXUS's maximum drawdown of -35.97%. Use the drawdown chart below to compare losses from any high point for GIIAX and VXUS.

Drawdown Indicators

	GIIAX	VXUS	Difference
Max Drawdown Largest peak-to-trough decline	-61.28%	-35.97%	-25.31%
Max Drawdown (1Y) Largest decline over 1 year	-11.21%	-11.27%	+0.06%
Max Drawdown (3Y) Largest decline over 3 years	-13.63%	-13.58%	-0.05%
Max Drawdown (5Y) Largest decline over 5 years	-29.61%	-29.44%	-0.17%
Max Drawdown (10Y) Largest decline over 10 years	-34.23%	-35.97%	+1.74%
Current Drawdown Current decline from peak	-1.05%	0.00%	-1.05%
Average Drawdown Average peak-to-trough decline	-16.06%	-8.22%	-7.84%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.05%	2.88%	+0.17%

Volatility

GIIAX vs. VXUS - Volatility Comparison

The current volatility for Nationwide International Index Fund (GIIAX) is 4.88%, while Vanguard Total International Stock ETF (VXUS) has a volatility of 5.57%. This indicates that GIIAX experiences smaller price fluctuations and is considered to be less risky than VXUS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GIIAX	VXUS	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.88%	5.57%	-0.69%
Volatility (6M) Calculated over the trailing 6-month period	11.95%	12.97%	-1.02%
Volatility (1Y) Calculated over the trailing 1-year period	14.62%	15.19%	-0.57%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.69%	16.04%	-0.35%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.37%	17.16%	-0.79%

GIIAX vs. VXUS - Expense Ratio Comparison

GIIAX has a 0.71% expense ratio, which is higher than VXUS's 0.05% expense ratio.

Dividends

GIIAX vs. VXUS - Dividend Comparison

GIIAX's dividend yield for the trailing twelve months is around 6.57%, more than VXUS's 2.63% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GIIAX Nationwide International Index Fund	6.57%	7.14%	3.84%	2.99%	1.90%	3.69%	1.58%	4.20%	6.17%	6.21%	2.87%	3.36%
VXUS Vanguard Total International Stock ETF	2.63%	3.18%	3.37%	3.24%	3.09%	3.10%	2.14%	3.06%	3.18%	2.73%	2.93%	2.83%

Frequently Asked Questions

Can I hold both GIIAX and VXUS in my portfolio?

With a correlation of 0.95, GIIAX and VXUS move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, GIIAX or VXUS?

VXUS has higher volatility (5.57%) compared to GIIAX (4.88%). In terms of maximum drawdown, GIIAX dropped -61.28% vs VXUS's -35.97%.

Which has better risk-adjusted returns?

VXUS currently has the higher Sharpe Ratio (2.16 vs 1.48), 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.