IRLNX vs. VRGWX

Last updated Aug 5, 2026

IRLNX (Voya Russell Large Cap Growth Index Portfolio) and VRGWX (Vanguard Russell 1000 Growth Index Fund Institutional Shares) are both Large Cap Growth Equities funds. Over the past 10 years, IRLNX returned 18.08%/yr vs 18.01%/yr for VRGWX. Their 0.97 correlation means they have historically moved very closely together. IRLNX charges 0.43%/yr vs 0.05%/yr for VRGWX.

Performance

IRLNX vs. VRGWX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Voya Russell Large Cap Growth Index Portfolio (IRLNX) and Vanguard Russell 1000 Growth Index Fund Institutional Shares (VRGWX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both stocks are quite close, with IRLNX having a 2.58% return and VRGWX slightly lower at 2.47%. Both investments have delivered pretty close results over the past 10 years, with IRLNX having a 18.08% annualized return and VRGWX not far behind at 18.01%.

IRLNX

• 1D: 2.15%
• 1M: -0.51%
• 6M: 5.90%
• YTD: 2.58%
• 1Y: 11.37%
• 3Y*: 21.65%
• 5Y*: 12.96%
• 10Y*: 18.08%
• ALL TIME*: 17.09%

VRGWX

• 1D: 2.16%
• 1M: -0.32%
• 6M: 5.59%
• YTD: 2.47%
• 1Y: 10.34%
• 3Y*: 21.23%
• 5Y*: 12.97%
• 10Y*: 18.01%
• ALL TIME*: 16.76%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
IRLNX Voya Russell Large Cap Growth Index Portfolio	$0.00	$0.00	$0.00
VRGWX Vanguard Russell 1000 Growth Index Fund Institutional Shares	$0.00	$0.00	$0.00

IRLNX vs. VRGWX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IRLNX Voya Russell Large Cap Growth Index Portfolio	2.58%	18.20%	34.60%	46.01%	-30.06%	30.63%	38.32%	35.61%	-2.02%	31.27%
VRGWX Vanguard Russell 1000 Growth Index Fund Institutional Shares	2.47%	18.32%	33.25%	42.65%	-29.18%	32.42%	38.38%	36.30%	-1.59%	30.11%

Correlation

The correlation between IRLNX and VRGWX is 0.92, meaning they have usually moved in the same direction, including during past declines.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.92
Correlation (3Y) Balances recent behavior with more history.	0.89
Correlation (5Y) Shows whether the relationship held over a longer period.	0.94
Correlation (10Y) Provides a long-term view across more market conditions.	0.96
Correlation (All Time) Calculated using the full available price history since Sep 22, 2010	0.97

The correlation between IRLNX and VRGWX has been stable across timeframes, ranging from 0.89 to 0.97 - a consistent structural relationship.

Return for Risk

IRLNX vs. VRGWX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

IRLNX

IRLNX Risk / Return Rank: 15
IRLNX Sharpe Ratio Rank: 16
IRLNX Sortino Ratio Rank: 17
IRLNX Omega Ratio Rank: 16
IRLNX Calmar Ratio Rank: 14
IRLNX Martin Ratio Rank: 14

VRGWX

VRGWX Risk / Return Rank: 17
VRGWX Sharpe Ratio Rank: 18
VRGWX Sortino Ratio Rank: 18
VRGWX Omega Ratio Rank: 17
VRGWX Calmar Ratio Rank: 15
VRGWX Martin Ratio Rank: 16

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

IRLNX vs. VRGWX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Voya Russell Large Cap Growth Index Portfolio (IRLNX) and Vanguard Russell 1000 Growth Index Fund Institutional Shares (VRGWX). 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.

	IRLNX	VRGWX	Difference
Sharpe ratio: Return per unit of total volatility	0.66	0.72	-0.05
Sortino ratio: Return per unit of downside risk	1.06	1.09	-0.03
Omega ratio: Gain probability vs. loss probability	1.12	1.13	-0.01
Calmar ratio: Return relative to maximum drawdown	0.74	0.78	-0.04
Martin ratio: Return relative to average drawdown	2.09	2.31	-0.22

IRLNX vs. VRGWX - Sharpe Ratio Comparison

The current IRLNX Sharpe Ratio is 0.66, which is comparable to the VRGWX Sharpe Ratio of 0.72. The chart below compares the historical Sharpe Ratios of IRLNX and VRGWX, 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

IRLNX vs. VRGWX - Drawdown Comparison

The maximum IRLNX drawdown since its inception was -32.90%, roughly equal to the maximum VRGWX drawdown of -32.70%. Use the drawdown chart below to compare losses from any high point for IRLNX and VRGWX.

Drawdown Indicators

	IRLNX	VRGWX	Difference
Max Drawdown Largest peak-to-trough decline	-32.90%	-32.70%	-0.20%
Max Drawdown (1Y) Largest decline over 1 year	-16.64%	-16.19%	-0.45%
Max Drawdown (3Y) Largest decline over 3 years	-23.31%	-23.44%	+0.13%
Max Drawdown (5Y) Largest decline over 5 years	-32.90%	-32.70%	-0.20%
Max Drawdown (10Y) Largest decline over 10 years	-32.90%	-32.70%	-0.20%
Current Drawdown Current decline from peak	-6.57%	-5.98%	-0.59%
Average Drawdown Average peak-to-trough decline	-4.75%	-4.89%	+0.14%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.66%	5.42%	+0.24%

Volatility

IRLNX vs. VRGWX - Volatility Comparison

Voya Russell Large Cap Growth Index Portfolio (IRLNX) has a higher volatility of 7.04% compared to Vanguard Russell 1000 Growth Index Fund Institutional Shares (VRGWX) at 6.70%. This indicates that IRLNX's price experiences larger fluctuations and is considered to be riskier than VRGWX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IRLNX	VRGWX	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.04%	6.70%	+0.34%
Volatility (6M) Calculated over the trailing 6-month period	14.93%	14.20%	+0.73%
Volatility (1Y) Calculated over the trailing 1-year period	18.58%	17.57%	+1.01%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.36%	21.96%	+0.40%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.62%	21.31%	+0.31%

IRLNX vs. VRGWX - Expense Ratio Comparison

IRLNX has a 0.43% expense ratio, which is higher than VRGWX's 0.05% expense ratio.

Dividends

IRLNX vs. VRGWX - Dividend Comparison

IRLNX's dividend yield for the trailing twelve months is around 20.13%, more than VRGWX's 0.48% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IRLNX Voya Russell Large Cap Growth Index Portfolio	20.13%	9.54%	3.55%	4.60%	11.22%	0.83%	4.18%	4.95%	3.70%	0.99%	1.23%	1.14%
VRGWX Vanguard Russell 1000 Growth Index Fund Institutional Shares	0.48%	0.35%	0.56%	0.71%	0.99%	4.18%	0.77%	1.03%	1.22%	1.22%	1.52%	1.51%

Frequently Asked Questions

Can I hold both IRLNX and VRGWX in my portfolio?

With a correlation of 0.92, IRLNX and VRGWX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, IRLNX or VRGWX?

IRLNX has higher volatility (7.04%) compared to VRGWX (6.70%). In terms of maximum drawdown, IRLNX dropped -32.90% vs VRGWX's -32.70%.

Which has better risk-adjusted returns?

VRGWX currently has the higher Sharpe Ratio (0.72 vs 0.66), 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.