BGLTX vs. NALFX

Last updated Jun 25, 2026

BGLTX (Baillie Gifford Long Term Global Growth Fund) and NALFX (New Alternatives Fund) are both Global Equities funds. Over the past 10 years, BGLTX returned 14.94%/yr vs 10.96%/yr for NALFX. At a 0.48 correlation, their price movements are largely independent. BGLTX charges 0.73%/yr vs 0.89%/yr for NALFX.

Performance

BGLTX vs. NALFX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Baillie Gifford Long Term Global Growth Fund (BGLTX) 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, BGLTX achieves a -11.38% return, which is significantly lower than NALFX's 16.04% return. Over the past 10 years, BGLTX has outperformed NALFX with an annualized return of 14.94%, while NALFX has yielded a comparatively lower 10.96% annualized return.

BGLTX

• 1D: 0.00%
• 1M: 0.00%
• YTD: -11.38%
• 6M: -12.49%
• 1Y: -8.10%
• 3Y*: 12.32%
• 5Y*: -1.29%
• 10Y*: 14.94%

NALFX

• 1D: -2.25%
• 1M: -1.21%
• YTD: 16.04%
• 6M: 15.49%
• 1Y: 25.77%
• 3Y*: 10.76%
• 5Y*: 2.70%
• 10Y*: 10.96%

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

BGLTX vs. NALFX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BGLTX Baillie Gifford Long Term Global Growth Fund	-11.38%	16.38%	25.03%	36.61%	-46.09%	2.47%	102.05%	33.53%	-1.37%	54.04%
NALFX New Alternatives Fund	16.04%	28.13%	-6.03%	-2.49%	-15.87%	-4.78%	61.74%	36.98%	-6.91%	21.24%

Correlation

The correlation between BGLTX and NALFX is 0.47, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.47
Correlation (3Y) Calculated over the trailing 3-year period	0.48
Correlation (5Y) Calculated over the trailing 5-year period	0.48
Correlation (10Y) Calculated over the trailing 10-year period	0.48
Correlation (All Time) Calculated using the full available price history since Jan 4, 2016	0.48

Return for Risk

BGLTX vs. NALFX — Risk / Return Rank

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

BGLTX

BGLTX Risk / Return Rank: 2
BGLTX Sharpe Ratio Rank: 2
BGLTX Sortino Ratio Rank: 2
BGLTX Omega Ratio Rank: 2
BGLTX Calmar Ratio Rank: 2
BGLTX Martin Ratio Rank: 2

NALFX

NALFX Risk / Return Rank: 54
NALFX Sharpe Ratio Rank: 47
NALFX Sortino Ratio Rank: 42
NALFX Omega Ratio Rank: 40
NALFX Calmar Ratio Rank: 84
NALFX Martin Ratio Rank: 58

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.

BGLTX vs. NALFX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Baillie Gifford Long Term Global Growth Fund (BGLTX) 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.

	BGLTX	NALFX	Difference
Sharpe ratio: Return per unit of total volatility	-0.31	1.81	-2.11
Sortino ratio: Return per unit of downside risk	-0.29	2.46	-2.74
Omega ratio: Gain probability vs. loss probability	0.96	1.31	-0.35
Calmar ratio: Return relative to maximum drawdown	-0.24	3.67	-3.92
Martin ratio: Return relative to average drawdown	-0.55	10.71	-11.27

BGLTX vs. NALFX - Sharpe Ratio Comparison

The current BGLTX Sharpe Ratio is -0.31, which is lower than the NALFX Sharpe Ratio of 1.81. The chart below compares the historical Sharpe Ratios of BGLTX 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

BGLTX vs. NALFX - Drawdown Comparison

The maximum BGLTX drawdown since its inception was -70.17%, which is greater than NALFX's maximum drawdown of -59.67%. Use the drawdown chart below to compare losses from any high point for BGLTX and NALFX.

Drawdown Indicators

	BGLTX	NALFX	Difference
Max Drawdown Largest peak-to-trough decline	-70.17%	-59.67%	-10.50%
Max Drawdown (1Y) Largest decline over 1 year	-25.64%	-7.53%	-18.11%
Max Drawdown (3Y) Largest decline over 3 years	-27.28%	-24.35%	-2.93%
Max Drawdown (5Y) Largest decline over 5 years	-70.17%	-38.03%	-32.14%
Max Drawdown (10Y) Largest decline over 10 years	-70.17%	-42.35%	-27.82%
Current Drawdown Current decline from peak	-18.45%	-2.68%	-15.77%
Average Drawdown Average peak-to-trough decline	-16.03%	-14.82%	-1.21%
Ulcer Index Depth and duration of drawdowns from previous peaks	11.25%	2.58%	+8.67%

Volatility

BGLTX vs. NALFX - Volatility Comparison

The current volatility for Baillie Gifford Long Term Global Growth Fund (BGLTX) is 3.60%, while New Alternatives Fund (NALFX) has a volatility of 5.28%. This indicates that BGLTX experiences smaller price fluctuations and is considered to be less risky than NALFX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BGLTX	NALFX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.60%	5.28%	-1.68%
Volatility (6M) Calculated over the trailing 6-month period	15.63%	12.64%	+2.99%
Volatility (1Y) Calculated over the trailing 1-year period	20.48%	15.30%	+5.18%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	67.82%	17.90%	+49.92%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	51.04%	18.02%	+33.02%

BGLTX vs. NALFX - Expense Ratio Comparison

BGLTX has a 0.73% expense ratio, which is lower than NALFX's 0.89% expense ratio.

Dividends

BGLTX vs. NALFX - Dividend Comparison

BGLTX has not paid dividends to shareholders, while NALFX's dividend yield for the trailing twelve months is around 1.01%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BGLTX Baillie Gifford Long Term Global Growth Fund	0.00%	0.00%	0.00%	0.00%	3.84%	5.15%	8.39%	0.15%	10.07%	0.00%	0.00%	0.00%
NALFX New Alternatives Fund	1.01%	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 BGLTX and NALFX in my portfolio?

BGLTX and NALFX 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, BGLTX or NALFX?

NALFX has higher volatility (5.28%) compared to BGLTX (3.60%). In terms of maximum drawdown, BGLTX dropped -70.17% vs NALFX's -59.67%.

Which has better risk-adjusted returns?

NALFX currently has the higher Sharpe Ratio (1.81 vs -0.31), 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.