GMTZX vs. FIRMX

Last updated Jun 25, 2026

GMTZX (GuideStone Funds MyDestination 2015 Fund) and FIRMX (Fidelity Managed Retirement Income Fund) are both Target Retirement Date funds. Over the past 10 years, GMTZX returned 5.98%/yr vs 4.21%/yr for FIRMX. Their correlation of 0.92 suggests significant overlap in exposure. GMTZX charges 0.36%/yr vs 0.45%/yr for FIRMX.

Performance

GMTZX vs. FIRMX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in GuideStone Funds MyDestination 2015 Fund (GMTZX) and Fidelity Managed Retirement Income Fund (FIRMX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GMTZX achieves a 4.10% return, which is significantly higher than FIRMX's 3.60% return. Over the past 10 years, GMTZX has outperformed FIRMX with an annualized return of 5.98%, while FIRMX has yielded a comparatively lower 4.21% annualized return.

GMTZX

• 1D: -0.65%
• 1M: 0.38%
• YTD: 4.10%
• 6M: 3.79%
• 1Y: 10.76%
• 3Y*: 9.56%
• 5Y*: 4.33%
• 10Y*: 5.98%

FIRMX

• 1D: 0.00%
• 1M: 0.65%
• YTD: 3.60%
• 6M: 3.40%
• 1Y: 8.61%
• 3Y*: 7.18%
• 5Y*: 2.79%
• 10Y*: 4.21%

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

GMTZX vs. FIRMX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GMTZX GuideStone Funds MyDestination 2015 Fund	4.10%	11.55%	7.50%	10.86%	-13.11%	6.74%	9.16%	15.10%	-3.68%	11.68%
FIRMX Fidelity Managed Retirement Income Fund	3.60%	9.95%	4.29%	8.07%	-11.66%	2.77%	8.57%	10.57%	-1.80%	7.08%

Correlation

The correlation between GMTZX and FIRMX 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	0.88
Correlation (5Y) Calculated over the trailing 5-year period	0.87
Correlation (10Y) Calculated over the trailing 10-year period	0.85
Correlation (All Time) Calculated using the full available price history since Aug 30, 2007	0.92

The correlation between GMTZX and FIRMX has been stable across timeframes, ranging from 0.85 to 0.92 - a consistent structural relationship.

Return for Risk

GMTZX vs. FIRMX — Risk / Return Rank

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

GMTZX

GMTZX Risk / Return Rank: 58
GMTZX Sharpe Ratio Rank: 57
GMTZX Sortino Ratio Rank: 61
GMTZX Omega Ratio Rank: 62
GMTZX Calmar Ratio Rank: 47
GMTZX Martin Ratio Rank: 61

FIRMX

FIRMX Risk / Return Rank: 69
FIRMX Sharpe Ratio Rank: 69
FIRMX Sortino Ratio Rank: 72
FIRMX Omega Ratio Rank: 76
FIRMX Calmar Ratio Rank: 60
FIRMX 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.

GMTZX vs. FIRMX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for GuideStone Funds MyDestination 2015 Fund (GMTZX) and Fidelity Managed Retirement Income Fund (FIRMX). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	GMTZX	FIRMX	Difference
Sharpe ratio: Return per unit of total volatility	1.89	2.19	-0.30
Sortino ratio: Return per unit of downside risk	2.76	3.17	-0.42
Omega ratio: Gain probability vs. loss probability	1.37	1.44	-0.07
Calmar ratio: Return relative to maximum drawdown	2.34	2.77	-0.43
Martin ratio: Return relative to average drawdown	10.49	11.63	-1.14

GMTZX vs. FIRMX - Sharpe Ratio Comparison

The current GMTZX Sharpe Ratio is 1.89, which is comparable to the FIRMX Sharpe Ratio of 2.19. The chart below compares the historical Sharpe Ratios of GMTZX and FIRMX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

GMTZX vs. FIRMX - Drawdown Comparison

The maximum GMTZX drawdown since its inception was -43.84%, which is greater than FIRMX's maximum drawdown of -33.73%. Use the drawdown chart below to compare losses from any high point for GMTZX and FIRMX.

Drawdown Indicators

	GMTZX	FIRMX	Difference
Max Drawdown Largest peak-to-trough decline	-43.84%	-33.73%	-10.11%
Max Drawdown (1Y) Largest decline over 1 year	-4.95%	-3.44%	-1.51%
Max Drawdown (3Y) Largest decline over 3 years	-6.32%	-4.96%	-1.36%
Max Drawdown (5Y) Largest decline over 5 years	-17.76%	-16.11%	-1.65%
Max Drawdown (10Y) Largest decline over 10 years	-17.83%	-16.11%	-1.72%
Current Drawdown Current decline from peak	-0.93%	-0.42%	-0.51%
Average Drawdown Average peak-to-trough decline	-4.89%	-3.70%	-1.19%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.10%	0.82%	+0.28%

Volatility

GMTZX vs. FIRMX - Volatility Comparison

GuideStone Funds MyDestination 2015 Fund (GMTZX) has a higher volatility of 2.60% compared to Fidelity Managed Retirement Income Fund (FIRMX) at 2.02%. This indicates that GMTZX's price experiences larger fluctuations and is considered to be riskier than FIRMX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GMTZX	FIRMX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.60%	2.02%	+0.58%
Volatility (6M) Calculated over the trailing 6-month period	5.17%	3.70%	+1.47%
Volatility (1Y) Calculated over the trailing 1-year period	6.14%	4.36%	+1.78%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	7.29%	5.32%	+1.97%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	7.30%	4.54%	+2.76%

GMTZX vs. FIRMX - Expense Ratio Comparison

GMTZX has a 0.36% expense ratio, which is lower than FIRMX's 0.45% expense ratio.

Dividends

GMTZX vs. FIRMX - Dividend Comparison

GMTZX's dividend yield for the trailing twelve months is around 5.43%, more than FIRMX's 3.25% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FIRMX Fidelity Managed Retirement Income Fund	3.25%	3.13%	3.02%	2.81%	4.54%	3.56%	2.48%	2.59%	4.65%	8.57%	1.67%	1.68%
GMTZX GuideStone Funds MyDestination 2015 Fund	5.43%	5.66%	6.34%	3.77%	7.27%	5.35%	3.64%	4.01%	6.38%	2.62%	1.45%	15.43%

Frequently Asked Questions

Can I hold both GMTZX and FIRMX in my portfolio?

With a correlation of 0.90, GMTZX and FIRMX 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, GMTZX or FIRMX?

GMTZX has higher volatility (2.60%) compared to FIRMX (2.02%). In terms of maximum drawdown, GMTZX dropped -43.84% vs FIRMX's -33.73%.

Which has better risk-adjusted returns?

FIRMX currently has the higher Sharpe Ratio (2.19 vs 1.89), 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.