GIIYX vs. GMFZX

Last updated Jun 4, 2026

GIIYX (GuideStone Funds International Equity Index Fund) and GMFZX (GuideStone Funds MyDestination 2045 Fund) are both mutual funds - GIIYX is a Foreign Large Cap Equities fund managed by GuideStone Funds, while GMFZX is a Target Retirement Date fund managed by GuideStone Funds. Over the past 10 years, GIIYX returned 8.84%/yr vs 10.95%/yr for GMFZX. Their correlation of 0.86 suggests significant overlap in exposure. GIIYX charges 0.23%/yr vs 0.38%/yr for GMFZX.

Performance

GIIYX vs. GMFZX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in GuideStone Funds International Equity Index Fund (GIIYX) and GuideStone Funds MyDestination 2045 Fund (GMFZX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GIIYX achieves a 9.27% return, which is significantly lower than GMFZX's 10.51% return. Over the past 10 years, GIIYX has underperformed GMFZX with an annualized return of 8.84%, while GMFZX has yielded a comparatively higher 10.95% annualized return.

GIIYX

• 1D: 0.32%
• 1M: 3.87%
• YTD: 9.27%
• 6M: 11.52%
• 1Y: 21.46%
• 3Y*: 17.21%
• 5Y*: 8.40%
• 10Y*: 8.84%

GMFZX

• 1D: 0.28%
• 1M: 4.61%
• YTD: 10.51%
• 6M: 11.20%
• 1Y: 24.12%
• 3Y*: 17.65%
• 5Y*: 9.16%
• 10Y*: 10.95%

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

GIIYX vs. GMFZX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GIIYX GuideStone Funds International Equity Index Fund	9.27%	31.38%	4.66%	18.04%	-15.71%	10.39%	8.20%	21.21%	-12.88%	24.30%
GMFZX GuideStone Funds MyDestination 2045 Fund	10.51%	18.22%	14.21%	18.70%	-17.40%	16.30%	13.82%	24.26%	-7.79%	20.91%

Correlation

The correlation between GIIYX and GMFZX is 0.90, 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	0.90
Correlation (3Y) Calculated over the trailing 3-year period	0.86
Correlation (5Y) Calculated over the trailing 5-year period	0.88
Correlation (10Y) Calculated over the trailing 10-year period	0.86
Correlation (All Time) Calculated using the full available price history since Jan 5, 2016	0.86

The correlation between GIIYX and GMFZX has been stable across timeframes, ranging from 0.86 to 0.90 - a consistent structural relationship.

Return for Risk

GIIYX vs. GMFZX — Risk / Return Rank

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

GIIYX

GIIYX Risk / Return Rank: 24
GIIYX Sharpe Ratio Rank: 22
GIIYX Sortino Ratio Rank: 22
GIIYX Omega Ratio Rank: 22
GIIYX Calmar Ratio Rank: 24
GIIYX Martin Ratio Rank: 29

GMFZX

GMFZX Risk / Return Rank: 58
GMFZX Sharpe Ratio Rank: 59
GMFZX Sortino Ratio Rank: 56
GMFZX Omega Ratio Rank: 56
GMFZX Calmar Ratio Rank: 55
GMFZX 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.

GIIYX vs. GMFZX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for GuideStone Funds International Equity Index Fund (GIIYX) and GuideStone Funds MyDestination 2045 Fund (GMFZX). 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.

	GIIYX	GMFZX	Difference
Sharpe ratio: Return per unit of total volatility	1.36	2.26	-0.90
Sortino ratio: Return per unit of downside risk	1.97	3.17	-1.20
Omega ratio: Gain probability vs. loss probability	1.25	1.41	-0.17
Calmar ratio: Return relative to maximum drawdown	1.81	2.85	-1.04
Martin ratio: Return relative to average drawdown	6.82	12.75	-5.93
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GIIYX vs. GMFZX - Sharpe Ratio Comparison

The current GIIYX Sharpe Ratio is 1.36, which is lower than the GMFZX Sharpe Ratio of 2.26. The chart below compares the historical Sharpe Ratios of GIIYX and GMFZX, 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

	GIIYX	GMFZX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.36	2.26	-0.90
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.52	0.68	-0.16
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.53	0.76	-0.23
Sharpe Ratio (All Time) Calculated using the full available price history	0.51	0.37	+0.15

Drawdowns

GIIYX vs. GMFZX - Drawdown Comparison

The maximum GIIYX drawdown since its inception was -32.55%, smaller than the maximum GMFZX drawdown of -60.03%. Use the drawdown chart below to compare losses from any high point for GIIYX and GMFZX.

Drawdown Indicators

	GIIYX	GMFZX	Difference
Max Drawdown Largest peak-to-trough decline	-32.55%	-60.03%	+27.48%
Max Drawdown (1Y) Largest decline over 1 year	-11.37%	-8.59%	-2.78%
Max Drawdown (3Y) Largest decline over 3 years	-13.50%	-14.13%	+0.63%
Max Drawdown (5Y) Largest decline over 5 years	-30.75%	-24.61%	-6.14%
Max Drawdown (10Y) Largest decline over 10 years	-32.55%	-30.18%	-2.37%
Current Drawdown Current decline from peak	-0.58%	0.00%	-0.58%
Average Drawdown Average peak-to-trough decline	-6.33%	-9.66%	+3.33%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.01%	1.91%	+1.10%

Volatility

GIIYX vs. GMFZX - Volatility Comparison

GuideStone Funds International Equity Index Fund (GIIYX) has a higher volatility of 4.83% compared to GuideStone Funds MyDestination 2045 Fund (GMFZX) at 3.22%. This indicates that GIIYX's price experiences larger fluctuations and is considered to be riskier than GMFZX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GIIYX	GMFZX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.83%	3.22%	+1.61%
Volatility (6M) Calculated over the trailing 6-month period	12.34%	8.61%	+3.73%
Volatility (1Y) Calculated over the trailing 1-year period	15.14%	10.83%	+4.31%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.19%	13.53%	+2.66%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.75%	14.41%	+2.34%

GIIYX vs. GMFZX - Expense Ratio Comparison

GIIYX has a 0.23% expense ratio, which is lower than GMFZX's 0.38% expense ratio.

Dividends

GIIYX vs. GMFZX - Dividend Comparison

GIIYX's dividend yield for the trailing twelve months is around 5.45%, more than GMFZX's 4.07% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GIIYX GuideStone Funds International Equity Index Fund	5.45%	5.95%	3.01%	3.06%	3.00%	5.44%	1.99%	3.03%	1.44%	2.33%	0.00%	0.00%
GMFZX GuideStone Funds MyDestination 2045 Fund	4.07%	4.50%	5.87%	3.27%	6.81%	5.46%	2.36%	3.33%	7.99%	4.37%	3.97%	19.91%

Frequently Asked Questions

Can I hold both GIIYX and GMFZX in my portfolio?

GIIYX and GMFZX have a correlation of 0.90, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, GIIYX or GMFZX?

GIIYX has higher volatility (4.83%) compared to GMFZX (3.22%). In terms of maximum drawdown, GIIYX dropped -32.55% vs GMFZX's -60.03%.

Which has better risk-adjusted returns?

GMFZX currently has the higher Sharpe Ratio (2.26 vs 1.36), 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.