OPGIX vs. DRIOX

Last updated Jun 23, 2026

OPGIX (Invesco Global Opportunities Fund Class A) and DRIOX (Driehaus International Small Cap Growth Fund) are both Foreign Small & Mid Cap Equities funds. Over the past 10 years, OPGIX returned 6.54%/yr vs 10.14%/yr for DRIOX. A 0.74 correlation means they provide meaningful diversification when combined. OPGIX charges 1.04%/yr vs 1.16%/yr for DRIOX.

Performance

OPGIX vs. DRIOX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Global Opportunities Fund Class A (OPGIX) and Driehaus International Small Cap Growth Fund (DRIOX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OPGIX achieves a 14.00% return, which is significantly higher than DRIOX's 12.59% return. Over the past 10 years, OPGIX has underperformed DRIOX with an annualized return of 6.54%, while DRIOX has yielded a comparatively higher 10.14% annualized return.

OPGIX

• 1D: 0.95%
• 1M: 1.87%
• YTD: 14.00%
• 6M: 12.45%
• 1Y: 19.10%
• 3Y*: 3.95%
• 5Y*: -5.40%
• 10Y*: 6.54%

DRIOX

• 1D: 0.39%
• 1M: 1.02%
• YTD: 12.59%
• 6M: 12.78%
• 1Y: 23.66%
• 3Y*: 16.07%
• 5Y*: 5.26%
• 10Y*: 10.14%

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

OPGIX vs. DRIOX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
OPGIX Invesco Global Opportunities Fund Class A	14.00%	7.12%	-7.47%	17.34%	-41.63%	0.02%	39.82%	27.74%	-18.26%	52.59%
DRIOX Driehaus International Small Cap Growth Fund	12.59%	28.93%	3.15%	11.96%	-24.37%	12.44%	29.84%	30.41%	-17.03%	41.53%

Correlation

The correlation between OPGIX and DRIOX is 0.76, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.76
Correlation (3Y) Calculated over the trailing 3-year period	0.78
Correlation (5Y) Calculated over the trailing 5-year period	0.80
Correlation (10Y) Calculated over the trailing 10-year period	0.75
Correlation (All Time) Calculated using the full available price history since Sep 19, 2007	0.74

The correlation between OPGIX and DRIOX has been stable across timeframes, ranging from 0.74 to 0.80 - a consistent structural relationship.

Return for Risk

OPGIX vs. DRIOX — Risk / Return Rank

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

OPGIX

OPGIX Risk / Return Rank: 25
OPGIX Sharpe Ratio Rank: 19
OPGIX Sortino Ratio Rank: 20
OPGIX Omega Ratio Rank: 19
OPGIX Calmar Ratio Rank: 32
OPGIX Martin Ratio Rank: 34

DRIOX

DRIOX Risk / Return Rank: 23
DRIOX Sharpe Ratio Rank: 23
DRIOX Sortino Ratio Rank: 23
DRIOX Omega Ratio Rank: 23
DRIOX Calmar Ratio Rank: 22
DRIOX Martin Ratio Rank: 26

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.

OPGIX vs. DRIOX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Global Opportunities Fund Class A (OPGIX) and Driehaus International Small Cap Growth Fund (DRIOX). 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.

	OPGIX	DRIOX	Difference
Sharpe ratio: Return per unit of total volatility	1.16	1.28	-0.12
Sortino ratio: Return per unit of downside risk	1.76	1.88	-0.12
Omega ratio: Gain probability vs. loss probability	1.21	1.23	-0.02
Calmar ratio: Return relative to maximum drawdown	2.02	1.59	+0.43
Martin ratio: Return relative to average drawdown	7.23	5.74	+1.49

OPGIX vs. DRIOX - Sharpe Ratio Comparison

The current OPGIX Sharpe Ratio is 1.16, which is comparable to the DRIOX Sharpe Ratio of 1.28. The chart below compares the historical Sharpe Ratios of OPGIX and DRIOX, 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

OPGIX vs. DRIOX - Drawdown Comparison

The maximum OPGIX drawdown since its inception was -62.57%, roughly equal to the maximum DRIOX drawdown of -59.68%. Use the drawdown chart below to compare losses from any high point for OPGIX and DRIOX.

Drawdown Indicators

	OPGIX	DRIOX	Difference
Max Drawdown Largest peak-to-trough decline	-62.57%	-59.68%	-2.89%
Max Drawdown (1Y) Largest decline over 1 year	-10.08%	-14.47%	+4.39%
Max Drawdown (3Y) Largest decline over 3 years	-25.17%	-17.23%	-7.94%
Max Drawdown (5Y) Largest decline over 5 years	-52.49%	-47.73%	-4.76%
Max Drawdown (10Y) Largest decline over 10 years	-54.65%	-47.73%	-6.92%
Current Drawdown Current decline from peak	-32.50%	-1.23%	-31.27%
Average Drawdown Average peak-to-trough decline	-15.75%	-15.27%	-0.48%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.70%	4.00%	-1.30%

Volatility

OPGIX vs. DRIOX - Volatility Comparison

The current volatility for Invesco Global Opportunities Fund Class A (OPGIX) is 5.96%, while Driehaus International Small Cap Growth Fund (DRIOX) has a volatility of 6.93%. This indicates that OPGIX experiences smaller price fluctuations and is considered to be less risky than DRIOX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OPGIX	DRIOX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.96%	6.93%	-0.97%
Volatility (6M) Calculated over the trailing 6-month period	14.09%	15.47%	-1.38%
Volatility (1Y) Calculated over the trailing 1-year period	17.51%	17.95%	-0.44%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.66%	24.02%	-1.36%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.59%	21.00%	+1.59%

OPGIX vs. DRIOX - Expense Ratio Comparison

OPGIX has a 1.04% expense ratio, which is lower than DRIOX's 1.16% expense ratio.

Dividends

OPGIX vs. DRIOX - Dividend Comparison

OPGIX's dividend yield for the trailing twelve months is around 0.10%, less than DRIOX's 0.95% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
DRIOX Driehaus International Small Cap Growth Fund	0.95%	1.06%	0.51%	1.16%	5.94%	27.01%	8.26%	0.77%	16.19%	15.63%	0.00%	2.72%
OPGIX Invesco Global Opportunities Fund Class A	0.10%	0.11%	0.01%	0.00%	0.00%	5.29%	8.95%	6.16%	10.87%	2.32%	7.86%	0.66%

Frequently Asked Questions

Can I hold both OPGIX and DRIOX in my portfolio?

OPGIX and DRIOX have a correlation of 0.76, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, OPGIX or DRIOX?

DRIOX has higher volatility (6.93%) compared to OPGIX (5.96%). In terms of maximum drawdown, OPGIX dropped -62.57% vs DRIOX's -59.68%.

Which has better risk-adjusted returns?

DRIOX currently has the higher Sharpe Ratio (1.28 vs 1.16), 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.