NMCIX vs. CGIAX

Last updated Jun 4, 2026

NMCIX (Voya MidCap Opportunities Fund) and CGIAX (American Funds International Growth and Income Fund) are both mutual funds - NMCIX is a Mid Cap Growth Equities fund managed by Voya, while CGIAX is a Foreign Large Cap Equities fund managed by American Funds. Over the past 10 years, NMCIX returned 11.73%/yr vs 9.58%/yr for CGIAX. A 0.71 correlation means they provide meaningful diversification when combined. Both charge a 0.93% expense ratio.

Performance

NMCIX vs. CGIAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Voya MidCap Opportunities Fund (NMCIX) and American Funds International Growth and Income Fund (CGIAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, NMCIX achieves a 8.10% return, which is significantly lower than CGIAX's 13.39% return. Over the past 10 years, NMCIX has outperformed CGIAX with an annualized return of 11.73%, while CGIAX has yielded a comparatively lower 9.58% annualized return.

NMCIX

• 1D: 0.40%
• 1M: 8.29%
• YTD: 8.10%
• 6M: 5.86%
• 1Y: 8.20%
• 3Y*: 13.01%
• 5Y*: 5.49%
• 10Y*: 11.73%

CGIAX

• 1D: 0.58%
• 1M: 4.83%
• YTD: 13.39%
• 6M: 16.05%
• 1Y: 30.26%
• 3Y*: 19.23%
• 5Y*: 8.60%
• 10Y*: 9.58%

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

NMCIX vs. CGIAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
NMCIX Voya MidCap Opportunities Fund	8.10%	3.45%	15.64%	23.34%	-25.31%	11.38%	40.69%	37.57%	-7.98%	24.98%
CGIAX American Funds International Growth and Income Fund	13.39%	35.04%	3.26%	15.22%	-15.49%	9.79%	7.73%	27.06%	-14.45%	26.00%

Correlation

The correlation between NMCIX and CGIAX is 0.58, 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	0.58
Correlation (3Y) Calculated over the trailing 3-year period	0.60
Correlation (5Y) Calculated over the trailing 5-year period	0.66
Correlation (10Y) Calculated over the trailing 10-year period	0.66
Correlation (All Time) Calculated using the full available price history since Oct 2, 2008	0.71

The correlation between NMCIX and CGIAX shifts across timeframes, from 0.58 (1 year) to 0.71 (all time), reflecting how their relationship changes across market environments.

Return for Risk

NMCIX vs. CGIAX — Risk / Return Rank

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

NMCIX

NMCIX Risk / Return Rank: 7
NMCIX Sharpe Ratio Rank: 7
NMCIX Sortino Ratio Rank: 7
NMCIX Omega Ratio Rank: 7
NMCIX Calmar Ratio Rank: 6
NMCIX Martin Ratio Rank: 6

CGIAX

CGIAX Risk / Return Rank: 56
CGIAX Sharpe Ratio Rank: 60
CGIAX Sortino Ratio Rank: 58
CGIAX Omega Ratio Rank: 59
CGIAX Calmar Ratio Rank: 52
CGIAX Martin Ratio Rank: 50

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.

NMCIX vs. CGIAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Voya MidCap Opportunities Fund (NMCIX) and American Funds International Growth and Income Fund (CGIAX). 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.

	NMCIX	CGIAX	Difference
Sharpe ratio: Return per unit of total volatility	0.56	2.28	-1.73
Sortino ratio: Return per unit of downside risk	0.91	3.21	-2.30
Omega ratio: Gain probability vs. loss probability	1.11	1.43	-0.32
Calmar ratio: Return relative to maximum drawdown	0.59	2.74	-2.15
Martin ratio: Return relative to average drawdown	1.72	10.34	-8.61
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

NMCIX vs. CGIAX - Sharpe Ratio Comparison

The current NMCIX Sharpe Ratio is 0.56, which is lower than the CGIAX Sharpe Ratio of 2.28. The chart below compares the historical Sharpe Ratios of NMCIX and CGIAX, 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

	NMCIX	CGIAX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.56	2.28	-1.73
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.25	0.59	-0.34
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.54	0.60	-0.06
Sharpe Ratio (All Time) Calculated using the full available price history	0.42	0.47	-0.05

Drawdowns

NMCIX vs. CGIAX - Drawdown Comparison

The maximum NMCIX drawdown since its inception was -68.41%, which is greater than CGIAX's maximum drawdown of -35.78%. Use the drawdown chart below to compare losses from any high point for NMCIX and CGIAX.

Drawdown Indicators

	NMCIX	CGIAX	Difference
Max Drawdown Largest peak-to-trough decline	-68.41%	-35.78%	-32.63%
Max Drawdown (1Y) Largest decline over 1 year	-17.38%	-10.90%	-6.48%
Max Drawdown (3Y) Largest decline over 3 years	-26.22%	-12.58%	-13.64%
Max Drawdown (5Y) Largest decline over 5 years	-39.00%	-30.60%	-8.40%
Max Drawdown (10Y) Largest decline over 10 years	-39.00%	-35.78%	-3.22%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-20.90%	-7.94%	-12.96%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.64%	2.89%	+2.75%

Volatility

NMCIX vs. CGIAX - Volatility Comparison

The current volatility for Voya MidCap Opportunities Fund (NMCIX) is 4.12%, while American Funds International Growth and Income Fund (CGIAX) has a volatility of 4.79%. This indicates that NMCIX experiences smaller price fluctuations and is considered to be less risky than CGIAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	NMCIX	CGIAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.12%	4.79%	-0.67%
Volatility (6M) Calculated over the trailing 6-month period	14.28%	11.05%	+3.23%
Volatility (1Y) Calculated over the trailing 1-year period	18.46%	13.13%	+5.33%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.95%	14.61%	+8.34%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.06%	15.91%	+6.15%

NMCIX vs. CGIAX - Expense Ratio Comparison

Both NMCIX and CGIAX have an expense ratio of 0.93%.

Dividends

NMCIX vs. CGIAX - Dividend Comparison

NMCIX's dividend yield for the trailing twelve months is around 12.91%, more than CGIAX's 7.27% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CGIAX American Funds International Growth and Income Fund	7.27%	8.13%	3.34%	2.27%	3.99%	6.90%	1.35%	2.36%	2.74%	1.80%	2.29%	3.17%
NMCIX Voya MidCap Opportunities Fund	12.91%	13.96%	10.01%	0.72%	0.00%	21.64%	17.74%	12.19%	19.82%	13.64%	6.06%	8.73%

Frequently Asked Questions

Can I hold both NMCIX and CGIAX in my portfolio?

NMCIX and CGIAX have a correlation of 0.58, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, NMCIX or CGIAX?

CGIAX has higher volatility (4.79%) compared to NMCIX (4.12%). In terms of maximum drawdown, NMCIX dropped -68.41% vs CGIAX's -35.78%.

Which has better risk-adjusted returns?

CGIAX currently has the higher Sharpe Ratio (2.28 vs 0.56), 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.