GTDDX vs. OPGSX

Last updated Jul 15, 2026

GTDDX (Invesco EQV Emerging Markets All Cap Fd) and OPGSX (Invesco Gold & Special Minerals Fund) are both mutual funds - GTDDX is a Emerging Markets Diversified fund managed by Invesco, while OPGSX is a Gold fund managed by Invesco. Over the past 10 years, GTDDX returned 8.62%/yr vs 11.05%/yr for OPGSX. At a 0.36 correlation, their price movements are largely independent. GTDDX charges 1.39%/yr vs 1.05%/yr for OPGSX.

Performance

GTDDX vs. OPGSX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco EQV Emerging Markets All Cap Fd (GTDDX) and Invesco Gold & Special Minerals Fund (OPGSX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GTDDX achieves a 35.80% return, which is significantly higher than OPGSX's -12.38% return. Over the past 10 years, GTDDX has underperformed OPGSX with an annualized return of 8.62%, while OPGSX has yielded a comparatively higher 11.05% annualized return.

GTDDX

• 1D: -3.04%
• 1M: -4.73%
• 6M: 29.65%
• YTD: 35.80%
• 1Y: 56.58%
• 3Y*: 19.29%
• 5Y*: 7.58%
• 10Y*: 8.62%

OPGSX

• 1D: -2.43%
• 1M: -7.19%
• 6M: -21.68%
• YTD: -12.38%
• 1Y: 39.20%
• 3Y*: 29.39%
• 5Y*: 14.51%
• 10Y*: 11.05%

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

GTDDX vs. OPGSX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GTDDX Invesco EQV Emerging Markets All Cap Fd	35.80%	29.88%	-0.66%	8.82%	-17.70%	-7.00%	17.19%	29.99%	-18.77%	30.34%
OPGSX Invesco Gold & Special Minerals Fund	-12.38%	131.03%	13.05%	6.35%	-16.86%	-2.75%	36.15%	46.37%	-13.15%	17.17%

Correlation

The correlation between GTDDX and OPGSX is 0.38, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.38
Correlation (3Y) Calculated over the trailing 3-year period	0.42
Correlation (5Y) Calculated over the trailing 5-year period	0.46
Correlation (10Y) Calculated over the trailing 10-year period	0.38
Correlation (All Time) Calculated using the full available price history since Jan 11, 1994	0.36

Return for Risk

GTDDX vs. OPGSX — Risk / Return Rank

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

GTDDX

GTDDX Risk / Return Rank: 88
GTDDX Sharpe Ratio Rank: 91
GTDDX Sortino Ratio Rank: 82
GTDDX Omega Ratio Rank: 85
GTDDX Calmar Ratio Rank: 92
GTDDX Martin Ratio Rank: 91

OPGSX

OPGSX Risk / Return Rank: 21
OPGSX Sharpe Ratio Rank: 22
OPGSX Sortino Ratio Rank: 22
OPGSX Omega Ratio Rank: 25
OPGSX Calmar Ratio Rank: 23
OPGSX Martin Ratio Rank: 16

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.

GTDDX vs. OPGSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco EQV Emerging Markets All Cap Fd (GTDDX) and Invesco Gold & Special Minerals Fund (OPGSX). 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.

	GTDDX	OPGSX	Difference
Sharpe ratio: Return per unit of total volatility	2.49	0.98	+1.51
Sortino ratio: Return per unit of downside risk	3.06	1.45	+1.61
Omega ratio: Gain probability vs. loss probability	1.45	1.19	+0.26
Calmar ratio: Return relative to maximum drawdown	3.92	1.29	+2.63
Martin ratio: Return relative to average drawdown	13.85	2.96	+10.89

GTDDX vs. OPGSX - Sharpe Ratio Comparison

The current GTDDX Sharpe Ratio is 2.49, which is higher than the OPGSX Sharpe Ratio of 0.98. The chart below compares the historical Sharpe Ratios of GTDDX and OPGSX, 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

GTDDX vs. OPGSX - Drawdown Comparison

The maximum GTDDX drawdown since its inception was -62.89%, smaller than the maximum OPGSX drawdown of -80.04%. Use the drawdown chart below to compare losses from any high point for GTDDX and OPGSX.

Drawdown Indicators

	GTDDX	OPGSX	Difference
Max Drawdown Largest peak-to-trough decline	-62.89%	-80.04%	+17.15%
Max Drawdown (1Y) Largest decline over 1 year	-14.49%	-34.52%	+20.03%
Max Drawdown (3Y) Largest decline over 3 years	-16.08%	-34.52%	+18.44%
Max Drawdown (5Y) Largest decline over 5 years	-34.81%	-47.09%	+12.28%
Max Drawdown (10Y) Largest decline over 10 years	-39.58%	-47.09%	+7.51%
Current Drawdown Current decline from peak	-9.44%	-34.27%	+24.83%
Average Drawdown Average peak-to-trough decline	-18.70%	-29.29%	+10.59%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.09%	14.46%	-10.37%

Volatility

GTDDX vs. OPGSX - Volatility Comparison

The current volatility for Invesco EQV Emerging Markets All Cap Fd (GTDDX) is 11.13%, while Invesco Gold & Special Minerals Fund (OPGSX) has a volatility of 14.31%. This indicates that GTDDX experiences smaller price fluctuations and is considered to be less risky than OPGSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GTDDX	OPGSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.13%	14.31%	-3.18%
Volatility (6M) Calculated over the trailing 6-month period	20.97%	37.51%	-16.54%
Volatility (1Y) Calculated over the trailing 1-year period	22.90%	45.85%	-22.95%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.29%	34.16%	-16.87%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.26%	33.10%	-15.84%

GTDDX vs. OPGSX - Expense Ratio Comparison

GTDDX has a 1.39% expense ratio, which is higher than OPGSX's 1.05% expense ratio.

Dividends

GTDDX vs. OPGSX - Dividend Comparison

GTDDX's dividend yield for the trailing twelve months is around 15.56%, more than OPGSX's 0.49% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GTDDX Invesco EQV Emerging Markets All Cap Fd	15.56%	21.13%	1.16%	1.51%	1.17%	4.46%	5.05%	1.49%	1.53%	0.71%	0.86%	0.99%
OPGSX Invesco Gold & Special Minerals Fund	0.49%	0.43%	0.86%	0.81%	0.45%	3.56%	1.55%	0.29%	0.00%	2.78%	7.21%	0.00%

Frequently Asked Questions

Can I hold both GTDDX and OPGSX in my portfolio?

GTDDX and OPGSX have a correlation of 0.38, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, GTDDX or OPGSX?

OPGSX has higher volatility (14.31%) compared to GTDDX (11.13%). In terms of maximum drawdown, GTDDX dropped -62.89% vs OPGSX's -80.04%.

Which has better risk-adjusted returns?

GTDDX currently has the higher Sharpe Ratio (2.49 vs 0.98), 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.