ISEIX vs. IRLNX

Last updated Jun 4, 2026

ISEIX (Voya Index Solution 2035 Portfolio) and IRLNX (Voya Russell Large Cap Growth Index Portfolio) are both mutual funds - ISEIX is a Target Retirement Date fund managed by Voya, while IRLNX is a Large Cap Growth Equities fund managed by Voya. Over the past 10 years, ISEIX returned 9.93%/yr vs 19.35%/yr for IRLNX. Their correlation of 0.86 suggests significant overlap in exposure. ISEIX charges 0.20%/yr vs 0.43%/yr for IRLNX.

Performance

ISEIX vs. IRLNX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Voya Index Solution 2035 Portfolio (ISEIX) and Voya Russell Large Cap Growth Index Portfolio (IRLNX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both investments are quite close, with ISEIX having a 9.10% return and IRLNX slightly higher at 9.30%. Over the past 10 years, ISEIX has underperformed IRLNX with an annualized return of 9.93%, while IRLNX has yielded a comparatively higher 19.35% annualized return.

ISEIX

• 1D: 0.20%
• 1M: 4.10%
• YTD: 9.10%
• 6M: 9.65%
• 1Y: 22.00%
• 3Y*: 15.98%
• 5Y*: 7.82%
• 10Y*: 9.93%

IRLNX

• 1D: -0.44%
• 1M: 8.00%
• YTD: 9.30%
• 6M: 8.71%
• 1Y: 28.96%
• 3Y*: 26.12%
• 5Y*: 17.02%
• 10Y*: 19.35%

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

ISEIX vs. IRLNX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ISEIX Voya Index Solution 2035 Portfolio	9.10%	17.22%	12.10%	17.23%	-17.65%	14.21%	14.44%	22.54%	-6.85%	18.66%
IRLNX Voya Russell Large Cap Growth Index Portfolio	9.30%	18.20%	34.60%	46.01%	-30.06%	30.63%	38.32%	35.61%	-2.02%	31.27%

Correlation

The correlation between ISEIX and IRLNX is 0.64, 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	0.64
Correlation (3Y) Calculated over the trailing 3-year period	0.71
Correlation (5Y) Calculated over the trailing 5-year period	0.80
Correlation (10Y) Calculated over the trailing 10-year period	0.82
Correlation (All Time) Calculated using the full available price history since May 5, 2009	0.86

Over the past year, the correlation between ISEIX and IRLNX has dropped to 0.64 - well below their long-term average of 0.86, suggesting their price drivers have been diverging.

Return for Risk

ISEIX vs. IRLNX — Risk / Return Rank

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

ISEIX

ISEIX Risk / Return Rank: 77
ISEIX Sharpe Ratio Rank: 78
ISEIX Sortino Ratio Rank: 79
ISEIX Omega Ratio Rank: 72
ISEIX Calmar Ratio Rank: 72
ISEIX Martin Ratio Rank: 83

IRLNX

IRLNX Risk / Return Rank: 39
IRLNX Sharpe Ratio Rank: 50
IRLNX Sortino Ratio Rank: 47
IRLNX Omega Ratio Rank: 45
IRLNX Calmar Ratio Rank: 29
IRLNX 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.

ISEIX vs. IRLNX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Voya Index Solution 2035 Portfolio (ISEIX) and Voya Russell Large Cap Growth Index Portfolio (IRLNX). 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.

	ISEIX	IRLNX	Difference
Sharpe ratio: Return per unit of total volatility	2.58	2.08	+0.50
Sortino ratio: Return per unit of downside risk	3.79	2.90	+0.89
Omega ratio: Gain probability vs. loss probability	1.48	1.36	+0.12
Calmar ratio: Return relative to maximum drawdown	3.30	2.02	+1.28
Martin ratio: Return relative to average drawdown	15.57	6.36	+9.20
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ISEIX vs. IRLNX - Sharpe Ratio Comparison

The current ISEIX Sharpe Ratio is 2.58, which is comparable to the IRLNX Sharpe Ratio of 2.08. The chart below compares the historical Sharpe Ratios of ISEIX and IRLNX, 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

	ISEIX	IRLNX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.58	2.08	+0.50
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.65	0.80	-0.15
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.75	0.92	-0.17
Sharpe Ratio (All Time) Calculated using the full available price history	0.48	0.93	-0.46

Drawdowns

ISEIX vs. IRLNX - Drawdown Comparison

The maximum ISEIX drawdown since its inception was -47.61%, which is greater than IRLNX's maximum drawdown of -32.90%. Use the drawdown chart below to compare losses from any high point for ISEIX and IRLNX.

Drawdown Indicators

	ISEIX	IRLNX	Difference
Max Drawdown Largest peak-to-trough decline	-47.61%	-32.90%	-14.71%
Max Drawdown (1Y) Largest decline over 1 year	-7.36%	-16.64%	+9.28%
Max Drawdown (3Y) Largest decline over 3 years	-11.93%	-23.31%	+11.38%
Max Drawdown (5Y) Largest decline over 5 years	-24.41%	-32.90%	+8.49%
Max Drawdown (10Y) Largest decline over 10 years	-28.23%	-32.90%	+4.67%
Current Drawdown Current decline from peak	0.00%	-0.44%	+0.44%
Average Drawdown Average peak-to-trough decline	-6.56%	-4.74%	-1.82%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.51%	5.02%	-3.51%

Volatility

ISEIX vs. IRLNX - Volatility Comparison

The current volatility for Voya Index Solution 2035 Portfolio (ISEIX) is 2.89%, while Voya Russell Large Cap Growth Index Portfolio (IRLNX) has a volatility of 5.14%. This indicates that ISEIX experiences smaller price fluctuations and is considered to be less risky than IRLNX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ISEIX	IRLNX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.89%	5.14%	-2.25%
Volatility (6M) Calculated over the trailing 6-month period	7.67%	12.26%	-4.59%
Volatility (1Y) Calculated over the trailing 1-year period	9.45%	16.23%	-6.78%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	12.31%	22.00%	-9.69%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	13.44%	21.45%	-8.01%

ISEIX vs. IRLNX - Expense Ratio Comparison

ISEIX has a 0.20% expense ratio, which is lower than IRLNX's 0.43% expense ratio.

Dividends

ISEIX vs. IRLNX - Dividend Comparison

ISEIX's dividend yield for the trailing twelve months is around 2.20%, less than IRLNX's 18.89% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IRLNX Voya Russell Large Cap Growth Index Portfolio	18.89%	9.54%	3.55%	4.60%	11.22%	0.83%	4.18%	4.95%	3.70%	0.99%	1.23%	1.14%
ISEIX Voya Index Solution 2035 Portfolio	2.20%	2.40%	1.05%	8.17%	13.88%	6.18%	4.93%	5.45%	4.55%	3.93%	11.53%	13.34%

Frequently Asked Questions

Can I hold both ISEIX and IRLNX in my portfolio?

ISEIX and IRLNX have a correlation of 0.64, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ISEIX or IRLNX?

IRLNX has higher volatility (5.14%) compared to ISEIX (2.89%). In terms of maximum drawdown, ISEIX dropped -47.61% vs IRLNX's -32.90%.

Which has better risk-adjusted returns?

ISEIX currently has the higher Sharpe Ratio (2.58 vs 2.08), 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.