NAEFX vs. NALFX
NAEFX (New Alternatives Fund Investor Class) and NALFX (New Alternatives Fund) are both mutual funds - NAEFX is a Alternative Energy Equities fund actively managed by New Alternatives, while NALFX is a Global Equities fund managed by New Alternatives. Over the past 10 years, NAEFX returned 9.35%/yr vs 9.61%/yr for NALFX. Their 1.00 correlation means they have historically moved very closely together. NAEFX charges 1.28%/yr vs 0.89%/yr for NALFX.
Performance
NAEFX vs. NALFX - Performance Comparison
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Returns By Period
The year-to-date returns for both investments are quite close, with NAEFX having a 13.25% return and NALFX slightly higher at 13.40%. Both investments have delivered pretty close results over the past 10 years, with NAEFX having a 9.35% annualized return and NALFX not far ahead at 9.61%.
NAEFX
- 1D
- 2.45%
- 1M
- -2.72%
- 6M
- 8.22%
- YTD
- 13.25%
- 1Y
- 21.08%
- 3Y*
- 8.93%
- 5Y*
- 1.54%
- 10Y*
- 9.35%
- ALL TIME*
- 10.41%
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%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
NAEFX vs. NALFX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
NAEFX New Alternatives Fund Investor Class | 13.25% | 27.81% | -6.26% | -2.74% | -16.08% | -5.02% | 61.33% | 36.68% | -7.13% | 20.92% |
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 NAEFX and NALFX is 1.00 - they have historically moved very closely together. At this level, their price movements offset little of one another.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 1.00 |
Correlation (3Y) Balances recent behavior with more history. | 1.00 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 1.00 |
Correlation (10Y) Provides a long-term view across more market conditions. | 1.00 |
Correlation (All Time) Calculated using the full available price history since Jan 4, 2016 | 1.00 |
The correlation between NAEFX and NALFX has been stable across timeframes, ranging from 1.00 to 1.00 - a consistent structural relationship.
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Return for Risk
NAEFX vs. NALFX — Risk / Return Rank
NAEFX
NALFX
NAEFX vs. NALFX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for New Alternatives Fund Investor Class (NAEFX) 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.
| NAEFX | NALFX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.02 | ||
| Sortino ratioReturn per unit of downside risk | -0.02 | ||
| Omega ratioGain probability vs. loss probability | 1.22 | 1.22 | 0.00 |
| Calmar ratioReturn relative to maximum drawdown | 2.57 | 2.61 | -0.04 |
| Martin ratioReturn relative to average drawdown | 7.34 | 7.50 | -0.16 |
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Drawdowns
NAEFX vs. NALFX - Drawdown Comparison
The maximum NAEFX drawdown since its inception was -42.74%, smaller than the maximum NALFX drawdown of -59.67%. Use the drawdown chart below to compare losses from any high point for NAEFX and NALFX.
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Drawdown Indicators
| NAEFX | NALFX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -42.74% | -59.67% | +16.93% |
Max Drawdown (1Y)Largest decline over 1 year | -7.54% | -7.53% | -0.01% |
Max Drawdown (3Y)Largest decline over 3 years | -19.10% | -18.99% | -0.11% |
Max Drawdown (5Y)Largest decline over 5 years | -38.35% | -38.03% | -0.32% |
Max Drawdown (10Y)Largest decline over 10 years | -42.74% | -42.35% | -0.39% |
Current DrawdownCurrent decline from peak | -4.95% | -4.90% | -0.05% |
Average DrawdownAverage peak-to-trough decline | -13.28% | -14.79% | +1.51% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.64% | 2.62% | +0.02% |
Volatility
NAEFX vs. NALFX - Volatility Comparison
New Alternatives Fund Investor Class (NAEFX) and New Alternatives Fund (NALFX) have volatilities of 4.23% and 4.22%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| NAEFX | NALFX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.23% | 4.22% | +0.01% |
Volatility (6M)Calculated over the trailing 6-month period | 12.85% | 12.85% | 0.00% |
Volatility (1Y)Calculated over the trailing 1-year period | 15.49% | 15.49% | 0.00% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 17.91% | 17.90% | +0.01% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.00% | 17.99% | +0.01% |
NAEFX vs. NALFX - Expense Ratio Comparison
NAEFX has a 1.28% expense ratio, which is higher than NALFX's 0.89% expense ratio.
Dividends
NAEFX vs. NALFX - Dividend Comparison
NAEFX's dividend yield for the trailing twelve months is around 0.82%, less than NALFX's 1.03% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
NAEFX New Alternatives Fund Investor Class | 0.82% | 0.93% | 1.75% | 4.14% | 4.37% | 4.90% | 4.88% | 5.35% | 6.39% | 3.98% | 3.48% | 0.00% |
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
With a correlation of 1.00, NAEFX and NALFX 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.
NAEFX has higher volatility (4.23%) compared to NALFX (4.22%). In terms of maximum drawdown, NAEFX dropped -42.74% vs NALFX's -59.67%.
NALFX currently has the higher Sharpe Ratio (1.27 vs 1.25), 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.
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