IGFFX vs. NALFX

Last updated Aug 1, 2026

IGFFX (American Funds International Growth and Income Fund Class F-2) and NALFX (New Alternatives Fund) are both Global Equities funds. Over the past 10 years, IGFFX returned 9.58%/yr vs 9.61%/yr for NALFX. Their 0.76 correlation means they have sometimes moved together and sometimes differently. IGFFX charges 0.65%/yr vs 0.89%/yr for NALFX.

Performance

IGFFX vs. NALFX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in American Funds International Growth and Income Fund Class F-2 (IGFFX) and New Alternatives Fund (NALFX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IGFFX achieves a 12.10% return, which is significantly lower than NALFX's 13.40% return. Both investments have delivered pretty close results over the past 10 years, with IGFFX having a 9.58% annualized return and NALFX not far ahead at 9.61%.

IGFFX

• 1D: 2.63%
• 1M: 0.61%
• 6M: 5.16%
• YTD: 12.10%
• 1Y: 27.08%
• 3Y*: 16.98%
• 5Y*: 9.20%
• 10Y*: 9.58%
• ALL TIME*: 8.23%

NALFX

• 1D: 2.43%
• 1M: -2.70%
• 6M: 8.34%
• YTD: 13.40%
• 1Y: 21.38%
• 3Y*: 9.19%
• 5Y*: 1.79%
• 10Y*: 9.61%
• ALL TIME*: 7.45%

*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)
IGFFX American Funds International Growth and Income Fund Class F-2	$0.00	$0.00	$0.00
NALFX New Alternatives Fund	$0.00	$0.00	$0.00

IGFFX vs. NALFX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IGFFX American Funds International Growth and Income Fund Class F-2	12.10%	35.43%	3.56%	15.57%	-15.26%	10.11%	8.06%	27.41%	-14.18%	26.33%
NALFX New Alternatives Fund	13.40%	28.13%	-6.03%	-2.49%	-15.87%	-4.78%	61.74%	36.98%	-6.91%	21.24%

Correlation

The correlation between IGFFX and NALFX is 0.77, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.77
Correlation (3Y) Balances recent behavior with more history.	0.72
Correlation (5Y) Shows whether the relationship held over a longer period.	0.72
Correlation (10Y) Provides a long-term view across more market conditions.	0.69
Correlation (All Time) Calculated using the full available price history since Oct 1, 2008	0.76

The correlation between IGFFX and NALFX has been stable across timeframes, ranging from 0.69 to 0.77 - a consistent structural relationship.

Return for Risk

IGFFX vs. NALFX — Risk / Return Rank

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

IGFFX

IGFFX Risk / Return Rank: 69
IGFFX Sharpe Ratio Rank: 72
IGFFX Sortino Ratio Rank: 71
IGFFX Omega Ratio Rank: 71
IGFFX Calmar Ratio Rank: 67
IGFFX Martin Ratio Rank: 63

NALFX

NALFX Risk / Return Rank: 54
NALFX Sharpe Ratio Rank: 46
NALFX Sortino Ratio Rank: 44
NALFX Omega Ratio Rank: 42
NALFX Calmar Ratio Rank: 80
NALFX Martin Ratio Rank: 58

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.

IGFFX vs. NALFX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for American Funds International Growth and Income Fund Class F-2 (IGFFX) and New Alternatives Fund (NALFX). 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.

	IGFFX	NALFX	Difference
Sharpe ratio: Return per unit of total volatility	1.75	1.27	+0.47
Sortino ratio: Return per unit of downside risk	2.47	1.79	+0.68
Omega ratio: Gain probability vs. loss probability	1.32	1.22	+0.10
Calmar ratio: Return relative to maximum drawdown	2.32	2.61	-0.29
Martin ratio: Return relative to average drawdown	8.47	7.50	+0.97

IGFFX vs. NALFX - Sharpe Ratio Comparison

The current IGFFX Sharpe Ratio is 1.75, which is higher than the NALFX Sharpe Ratio of 1.27. The chart below compares the historical Sharpe Ratios of IGFFX and NALFX, 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

IGFFX vs. NALFX - Drawdown Comparison

The maximum IGFFX drawdown since its inception was -35.76%, smaller than the maximum NALFX drawdown of -59.67%. Use the drawdown chart below to compare losses from any high point for IGFFX and NALFX.

Drawdown Indicators

	IGFFX	NALFX	Difference
Max Drawdown Largest peak-to-trough decline	-35.76%	-59.67%	+23.91%
Max Drawdown (1Y) Largest decline over 1 year	-10.89%	-7.53%	-3.36%
Max Drawdown (3Y) Largest decline over 3 years	-12.59%	-18.99%	+6.40%
Max Drawdown (5Y) Largest decline over 5 years	-29.71%	-38.03%	+8.32%
Max Drawdown (10Y) Largest decline over 10 years	-35.76%	-42.35%	+6.59%
Current Drawdown Current decline from peak	-1.49%	-4.90%	+3.41%
Average Drawdown Average peak-to-trough decline	-7.70%	-14.79%	+7.09%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.98%	2.62%	+0.36%

Volatility

IGFFX vs. NALFX - Volatility Comparison

American Funds International Growth and Income Fund Class F-2 (IGFFX) has a higher volatility of 4.58% compared to New Alternatives Fund (NALFX) at 4.22%. This indicates that IGFFX's price experiences larger fluctuations and is considered to be riskier than NALFX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IGFFX	NALFX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.58%	4.22%	+0.36%
Volatility (6M) Calculated over the trailing 6-month period	12.68%	12.85%	-0.17%
Volatility (1Y) Calculated over the trailing 1-year period	14.50%	15.49%	-0.99%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.82%	17.90%	-3.08%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.76%	17.99%	-2.23%

IGFFX vs. NALFX - Expense Ratio Comparison

IGFFX has a 0.65% expense ratio, which is lower than NALFX's 0.89% expense ratio.

Dividends

IGFFX vs. NALFX - Dividend Comparison

IGFFX's dividend yield for the trailing twelve months is around 7.13%, more than NALFX's 1.03% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IGFFX American Funds International Growth and Income Fund Class F-2	7.13%	8.38%	3.65%	2.55%	4.28%	7.18%	1.60%	2.62%	3.06%	2.04%	2.59%	3.48%
NALFX New Alternatives Fund	1.03%	1.17%	2.04%	4.47%	4.63%	5.14%	4.93%	5.55%	6.62%	4.16%	3.71%	1.71%

Frequently Asked Questions

Can I hold both IGFFX and NALFX in my portfolio?

IGFFX and NALFX 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, IGFFX or NALFX?

IGFFX has higher volatility (4.58%) compared to NALFX (4.22%). In terms of maximum drawdown, IGFFX dropped -35.76% vs NALFX's -59.67%.

Which has better risk-adjusted returns?

IGFFX currently has the higher Sharpe Ratio (1.75 vs 1.27), 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.