RGSVX vs. IGNAX

Last updated Aug 4, 2026

RGSVX (ClearBridge Global Infrastructure Income Fund) and IGNAX (Delaware Ivy Natural Resources Fund) are both mutual funds - RGSVX is a Infrastructure Equities fund managed by Legg Mason, while IGNAX is a Energy Equities fund managed by Delaware Funds. Over the past 5 years, RGSVX returned 8.82%/yr vs 15.21%/yr for IGNAX. Their 0.54 correlation means they have sometimes moved together and sometimes differently. RGSVX charges 0.89%/yr vs 1.82%/yr for IGNAX.

Performance

RGSVX vs. IGNAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ClearBridge Global Infrastructure Income Fund (RGSVX) and Delaware Ivy Natural Resources Fund (IGNAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RGSVX achieves a 12.37% return, which is significantly lower than IGNAX's 13.92% return.

RGSVX

• 1D: -0.59%
• 1M: -0.06%
• 6M: 7.40%
• YTD: 12.37%
• 1Y: 19.73%
• 3Y*: 13.94%
• 5Y*: 8.82%
• 10Y*: —
• ALL TIME*: 9.66%

IGNAX

• 1D: -0.72%
• 1M: 4.93%
• 6M: 3.58%
• YTD: 13.92%
• 1Y: 43.97%
• 3Y*: 15.05%
• 5Y*: 15.21%
• 10Y*: 7.20%
• ALL TIME*: 5.33%

*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)
IGNAX Delaware Ivy Natural Resources Fund	$0.00	$0.00	$0.00
RGSVX ClearBridge Global Infrastructure Income Fund	$0.00	$0.00	$0.00

RGSVX vs. IGNAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RGSVX ClearBridge Global Infrastructure Income Fund	12.37%	26.02%	2.19%	3.64%	-5.85%	12.09%	12.33%	26.21%	-7.94%	17.05%
IGNAX Delaware Ivy Natural Resources Fund	13.92%	38.01%	-0.56%	1.26%	17.52%	26.06%	-12.38%	9.24%	-23.79%	2.89%

Correlation

The correlation between RGSVX and IGNAX is 0.47, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.47
Correlation (3Y) Balances recent behavior with more history.	0.47
Correlation (5Y) Shows whether the relationship held over a longer period.	0.54
Correlation (All Time) Calculated using the full available price history since Jan 3, 2017	0.54

The correlation between RGSVX and IGNAX has been stable across timeframes, ranging from 0.47 to 0.54 - a consistent structural relationship.

Return for Risk

RGSVX vs. IGNAX — Risk / Return Rank

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

RGSVX

RGSVX Risk / Return Rank: 71
RGSVX Sharpe Ratio Rank: 70
RGSVX Sortino Ratio Rank: 68
RGSVX Omega Ratio Rank: 68
RGSVX Calmar Ratio Rank: 85
RGSVX Martin Ratio Rank: 62

IGNAX

IGNAX Risk / Return Rank: 87
IGNAX Sharpe Ratio Rank: 91
IGNAX Sortino Ratio Rank: 81
IGNAX Omega Ratio Rank: 82
IGNAX Calmar Ratio Rank: 92
IGNAX Martin Ratio Rank: 88

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.

RGSVX vs. IGNAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ClearBridge Global Infrastructure Income Fund (RGSVX) and Delaware Ivy Natural Resources Fund (IGNAX). 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.

	RGSVX	IGNAX	Difference
Sharpe ratio: Return per unit of total volatility	1.74	2.33	-0.59
Sortino ratio: Return per unit of downside risk	2.43	2.91	-0.48
Omega ratio: Gain probability vs. loss probability	1.32	1.40	-0.08
Calmar ratio: Return relative to maximum drawdown	3.07	3.74	-0.67
Martin ratio: Return relative to average drawdown	8.62	12.17	-3.55

RGSVX vs. IGNAX - Sharpe Ratio Comparison

The current RGSVX Sharpe Ratio is 1.74, which is comparable to the IGNAX Sharpe Ratio of 2.33. The chart below compares the historical Sharpe Ratios of RGSVX and IGNAX, 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

RGSVX vs. IGNAX - Drawdown Comparison

The maximum RGSVX drawdown since its inception was -35.19%, smaller than the maximum IGNAX drawdown of -77.49%. Use the drawdown chart below to compare losses from any high point for RGSVX and IGNAX.

Drawdown Indicators

	RGSVX	IGNAX	Difference
Max Drawdown Largest peak-to-trough decline	-35.19%	-77.49%	+42.30%
Max Drawdown (1Y) Largest decline over 1 year	-6.49%	-11.40%	+4.91%
Max Drawdown (3Y) Largest decline over 3 years	-12.38%	-22.86%	+10.48%
Max Drawdown (5Y) Largest decline over 5 years	-24.50%	-24.79%	+0.29%
Max Drawdown (10Y) Largest decline over 10 years	—	-57.95%	—
Current Drawdown Current decline from peak	-3.47%	-12.92%	+9.45%
Average Drawdown Average peak-to-trough decline	-5.58%	-35.56%	+29.98%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.31%	3.49%	-1.18%

Volatility

RGSVX vs. IGNAX - Volatility Comparison

The current volatility for ClearBridge Global Infrastructure Income Fund (RGSVX) is 2.90%, while Delaware Ivy Natural Resources Fund (IGNAX) has a volatility of 4.10%. This indicates that RGSVX experiences smaller price fluctuations and is considered to be less risky than IGNAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RGSVX	IGNAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.90%	4.10%	-1.20%
Volatility (6M) Calculated over the trailing 6-month period	9.77%	14.10%	-4.33%
Volatility (1Y) Calculated over the trailing 1-year period	11.46%	18.32%	-6.86%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.05%	21.91%	-7.86%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.57%	22.39%	-6.82%

RGSVX vs. IGNAX - Expense Ratio Comparison

RGSVX has a 0.89% expense ratio, which is lower than IGNAX's 1.82% expense ratio.

Dividends

RGSVX vs. IGNAX - Dividend Comparison

RGSVX's dividend yield for the trailing twelve months is around 3.23%, while IGNAX has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
IGNAX Delaware Ivy Natural Resources Fund	0.00%	0.00%	5.68%	1.94%	2.02%	2.30%	0.29%	1.75%	0.00%	0.00%	0.06%
RGSVX ClearBridge Global Infrastructure Income Fund	3.23%	3.00%	4.04%	4.78%	4.90%	4.65%	3.79%	2.99%	2.79%	2.20%	0.00%

Frequently Asked Questions

Can I hold both RGSVX and IGNAX in my portfolio?

RGSVX and IGNAX have a correlation of 0.47, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, RGSVX or IGNAX?

IGNAX has higher volatility (4.10%) compared to RGSVX (2.90%). In terms of maximum drawdown, RGSVX dropped -35.19% vs IGNAX's -77.49%.

Which has better risk-adjusted returns?

IGNAX currently has the higher Sharpe Ratio (2.33 vs 1.74), 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.