GGHCX vs. OPPAX

Last updated Jun 4, 2026

GGHCX (Invesco Health Care Fund) and OPPAX (Invesco Global Fund) are both mutual funds - GGHCX is a Health & Biotech Equities fund managed by Invesco, while OPPAX is a Global Equities fund managed by Invesco. Over the past 10 years, GGHCX returned 6.18%/yr vs 12.33%/yr for OPPAX. A 0.68 correlation means they provide meaningful diversification when combined. Both charge a 1.04% expense ratio.

Performance

GGHCX vs. OPPAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Health Care Fund (GGHCX) and Invesco Global Fund (OPPAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GGHCX achieves a -7.49% return, which is significantly lower than OPPAX's 9.82% return. Over the past 10 years, GGHCX has underperformed OPPAX with an annualized return of 6.18%, while OPPAX has yielded a comparatively higher 12.33% annualized return.

GGHCX

• 1D: -1.62%
• 1M: -1.75%
• YTD: -7.49%
• 6M: -9.37%
• 1Y: 5.88%
• 3Y*: 4.48%
• 5Y*: 2.39%
• 10Y*: 6.18%

OPPAX

• 1D: 0.94%
• 1M: 7.27%
• YTD: 9.82%
• 6M: 9.74%
• 1Y: 23.17%
• 3Y*: 17.95%
• 5Y*: 7.40%
• 10Y*: 12.33%

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

GGHCX vs. OPPAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GGHCX Invesco Health Care Fund	-7.49%	15.48%	3.96%	3.05%	-13.53%	12.05%	14.52%	32.01%	0.27%	15.51%
OPPAX Invesco Global Fund	9.82%	15.20%	16.16%	34.18%	-32.18%	15.23%	27.64%	31.58%	-13.65%	36.25%

Correlation

The correlation between GGHCX and OPPAX is 0.43, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.43
Correlation (3Y) Calculated over the trailing 3-year period	0.56
Correlation (5Y) Calculated over the trailing 5-year period	0.64
Correlation (10Y) Calculated over the trailing 10-year period	0.69
Correlation (All Time) Calculated using the full available price history since Jan 3, 1990	0.68

Over the past year, the correlation between GGHCX and OPPAX has dropped to 0.43 - well below their long-term average of 0.68, suggesting their price drivers have been diverging.

Return for Risk

GGHCX vs. OPPAX — Risk / Return Rank

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

GGHCX

GGHCX Risk / Return Rank: 5
GGHCX Sharpe Ratio Rank: 6
GGHCX Sortino Ratio Rank: 6
GGHCX Omega Ratio Rank: 5
GGHCX Calmar Ratio Rank: 5
GGHCX Martin Ratio Rank: 5

OPPAX

OPPAX Risk / Return Rank: 25
OPPAX Sharpe Ratio Rank: 29
OPPAX Sortino Ratio Rank: 29
OPPAX Omega Ratio Rank: 26
OPPAX Calmar Ratio Rank: 19
OPPAX Martin Ratio Rank: 23

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.

GGHCX vs. OPPAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Health Care Fund (GGHCX) and Invesco Global Fund (OPPAX). 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.

	GGHCX	OPPAX	Difference
Sharpe ratio: Return per unit of total volatility	0.46	1.52	-1.07
Sortino ratio: Return per unit of downside risk	0.74	2.23	-1.49
Omega ratio: Gain probability vs. loss probability	1.08	1.27	-0.18
Calmar ratio: Return relative to maximum drawdown	0.44	1.58	-1.14
Martin ratio: Return relative to average drawdown	1.02	5.84	-4.81
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GGHCX vs. OPPAX - Sharpe Ratio Comparison

The current GGHCX Sharpe Ratio is 0.46, which is lower than the OPPAX Sharpe Ratio of 1.52. The chart below compares the historical Sharpe Ratios of GGHCX and OPPAX, 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

	GGHCX	OPPAX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.46	1.52	-1.07
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.15	0.36	-0.20
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.36	0.60	-0.25
Sharpe Ratio (All Time) Calculated using the full available price history	0.57	0.50	+0.07

Drawdowns

GGHCX vs. OPPAX - Drawdown Comparison

The maximum GGHCX drawdown since its inception was -40.23%, smaller than the maximum OPPAX drawdown of -60.39%. Use the drawdown chart below to compare losses from any high point for GGHCX and OPPAX.

Drawdown Indicators

	GGHCX	OPPAX	Difference
Max Drawdown Largest peak-to-trough decline	-40.23%	-60.39%	+20.16%
Max Drawdown (1Y) Largest decline over 1 year	-13.53%	-16.26%	+2.73%
Max Drawdown (3Y) Largest decline over 3 years	-16.86%	-21.69%	+4.83%
Max Drawdown (5Y) Largest decline over 5 years	-25.37%	-41.90%	+16.53%
Max Drawdown (10Y) Largest decline over 10 years	-29.34%	-41.90%	+12.56%
Current Drawdown Current decline from peak	-11.85%	0.00%	-11.85%
Average Drawdown Average peak-to-trough decline	-8.82%	-15.45%	+6.63%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.80%	4.19%	+1.61%

Volatility

GGHCX vs. OPPAX - Volatility Comparison

Invesco Health Care Fund (GGHCX) and Invesco Global Fund (OPPAX) have volatilities of 4.40% and 4.54%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GGHCX	OPPAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.40%	4.54%	-0.14%
Volatility (6M) Calculated over the trailing 6-month period	10.12%	13.97%	-3.85%
Volatility (1Y) Calculated over the trailing 1-year period	13.09%	16.86%	-3.77%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.53%	21.27%	-5.74%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.45%	20.69%	-3.24%

GGHCX vs. OPPAX - Expense Ratio Comparison

Both GGHCX and OPPAX have an expense ratio of 1.04%.

Dividends

GGHCX vs. OPPAX - Dividend Comparison

GGHCX's dividend yield for the trailing twelve months is around 6.15%, less than OPPAX's 22.58% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GGHCX Invesco Health Care Fund	6.15%	5.69%	5.17%	0.00%	0.00%	24.69%	6.44%	3.51%	8.81%	6.88%	2.24%	15.07%
OPPAX Invesco Global Fund	22.58%	24.79%	11.93%	10.72%	14.18%	7.18%	5.72%	1.35%	12.92%	5.92%	0.69%	5.17%

Frequently Asked Questions

Can I hold both GGHCX and OPPAX in my portfolio?

GGHCX and OPPAX have a correlation of 0.43, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, GGHCX or OPPAX?

OPPAX has higher volatility (4.54%) compared to GGHCX (4.40%). In terms of maximum drawdown, GGHCX dropped -40.23% vs OPPAX's -60.39%.

Which has better risk-adjusted returns?

OPPAX currently has the higher Sharpe Ratio (1.52 vs 0.46), 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.