INGIX vs. IRGMX

Last updated Jun 4, 2026

INGIX (Voya U.S. Stock Index Portfolio) and IRGMX (Voya Retirement Moderate Growth Portfolio) are both mutual funds - INGIX is a Large Cap Blend Equities fund managed by Voya, while IRGMX is a Diversified Portfolio fund managed by Voya. Over the past 10 years, INGIX returned 15.21%/yr vs 8.82%/yr for IRGMX. Their correlation of 0.94 suggests significant overlap in exposure. INGIX charges 0.27%/yr vs 0.26%/yr for IRGMX.

Performance

INGIX vs. IRGMX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Voya U.S. Stock Index Portfolio (INGIX) and Voya Retirement Moderate Growth Portfolio (IRGMX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, INGIX achieves a 11.59% return, which is significantly higher than IRGMX's 8.03% return. Over the past 10 years, INGIX has outperformed IRGMX with an annualized return of 15.21%, while IRGMX has yielded a comparatively lower 8.82% annualized return.

INGIX

• 1D: 0.13%
• 1M: 5.76%
• YTD: 11.59%
• 6M: 10.07%
• 1Y: 26.86%
• 3Y*: 21.89%
• 5Y*: 13.66%
• 10Y*: 15.21%

IRGMX

• 1D: 0.19%
• 1M: 3.81%
• YTD: 8.03%
• 6M: 8.25%
• 1Y: 19.63%
• 3Y*: 14.63%
• 5Y*: 7.74%
• 10Y*: 8.82%

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

INGIX vs. IRGMX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
INGIX Voya U.S. Stock Index Portfolio	11.59%	15.88%	24.71%	26.04%	-18.40%	28.33%	18.07%	31.15%	-4.62%	21.49%
IRGMX Voya Retirement Moderate Growth Portfolio	8.03%	14.26%	12.89%	15.88%	-16.04%	14.38%	13.54%	20.44%	-8.06%	15.10%

Correlation

The correlation between INGIX and IRGMX is 0.77, 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	0.77
Correlation (3Y) Calculated over the trailing 3-year period	0.83
Correlation (5Y) Calculated over the trailing 5-year period	0.89
Correlation (10Y) Calculated over the trailing 10-year period	0.92
Correlation (All Time) Calculated using the full available price history since Nov 10, 2009	0.94

The correlation between INGIX and IRGMX shifts across timeframes, from 0.77 (1 year) to 0.94 (all time), reflecting how their relationship changes across market environments.

Return for Risk

INGIX vs. IRGMX — Risk / Return Rank

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

INGIX

INGIX Risk / Return Rank: 55
INGIX Sharpe Ratio Rank: 40
INGIX Sortino Ratio Rank: 38
INGIX Omega Ratio Rank: 57
INGIX Calmar Ratio Rank: 72
INGIX Martin Ratio Rank: 71

IRGMX

IRGMX Risk / Return Rank: 80
IRGMX Sharpe Ratio Rank: 81
IRGMX Sortino Ratio Rank: 81
IRGMX Omega Ratio Rank: 75
IRGMX Calmar Ratio Rank: 76
IRGMX Martin Ratio Rank: 87

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.

INGIX vs. IRGMX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Voya U.S. Stock Index Portfolio (INGIX) and Voya Retirement Moderate Growth Portfolio (IRGMX). 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.

	INGIX	IRGMX	Difference
Sharpe ratio: Return per unit of total volatility	1.83	2.64	-0.81
Sortino ratio: Return per unit of downside risk	2.58	3.85	-1.27
Omega ratio: Gain probability vs. loss probability	1.42	1.50	-0.08
Calmar ratio: Return relative to maximum drawdown	3.27	3.44	-0.17
Martin ratio: Return relative to average drawdown	13.66	16.94	-3.28
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

INGIX vs. IRGMX - Sharpe Ratio Comparison

The current INGIX Sharpe Ratio is 1.83, which is lower than the IRGMX Sharpe Ratio of 2.64. The chart below compares the historical Sharpe Ratios of INGIX and IRGMX, 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

	INGIX	IRGMX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.83	2.64	-0.81
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.78	0.73	+0.06
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.83	0.79	+0.04
Sharpe Ratio (All Time) Calculated using the full available price history	0.47	0.76	-0.29

Drawdowns

INGIX vs. IRGMX - Drawdown Comparison

The maximum INGIX drawdown since its inception was -55.38%, which is greater than IRGMX's maximum drawdown of -23.38%. Use the drawdown chart below to compare losses from any high point for INGIX and IRGMX.

Drawdown Indicators

	INGIX	IRGMX	Difference
Max Drawdown Largest peak-to-trough decline	-55.38%	-23.38%	-32.00%
Max Drawdown (1Y) Largest decline over 1 year	-9.53%	-6.35%	-3.18%
Max Drawdown (3Y) Largest decline over 3 years	-19.08%	-11.12%	-7.96%
Max Drawdown (5Y) Largest decline over 5 years	-24.69%	-21.53%	-3.16%
Max Drawdown (10Y) Largest decline over 10 years	-33.84%	-23.38%	-10.46%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-8.18%	-3.39%	-4.79%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.17%	1.25%	+0.92%

Volatility

INGIX vs. IRGMX - Volatility Comparison

Voya U.S. Stock Index Portfolio (INGIX) has a higher volatility of 11.84% compared to Voya Retirement Moderate Growth Portfolio (IRGMX) at 2.35%. This indicates that INGIX's price experiences larger fluctuations and is considered to be riskier than IRGMX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	INGIX	IRGMX	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.84%	2.35%	+9.49%
Volatility (6M) Calculated over the trailing 6-month period	14.54%	6.67%	+7.87%
Volatility (1Y) Calculated over the trailing 1-year period	16.99%	8.28%	+8.71%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.02%	10.91%	+7.11%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.60%	11.31%	+7.29%

INGIX vs. IRGMX - Expense Ratio Comparison

INGIX has a 0.27% expense ratio, which is higher than IRGMX's 0.26% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

INGIX vs. IRGMX - Dividend Comparison

INGIX's dividend yield for the trailing twelve months is around 9.55%, less than IRGMX's 21.28% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
INGIX Voya U.S. Stock Index Portfolio	9.55%	10.66%	9.12%	11.02%	12.95%	10.29%	5.21%	6.82%	8.29%	6.30%	7.74%	11.51%
IRGMX Voya Retirement Moderate Growth Portfolio	21.28%	22.99%	7.83%	9.72%	17.03%	6.44%	6.69%	8.86%	8.13%	9.42%	11.83%	5.09%

Frequently Asked Questions

Can I hold both INGIX and IRGMX in my portfolio?

INGIX and IRGMX have a correlation of 0.77, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, INGIX or IRGMX?

INGIX has higher volatility (11.84%) compared to IRGMX (2.35%). In terms of maximum drawdown, INGIX dropped -55.38% vs IRGMX's -23.38%.

Which has better risk-adjusted returns?

IRGMX currently has the higher Sharpe Ratio (2.64 vs 1.83), 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.