FXN vs. TNGY

Last updated Apr 2, 2026

Compare and contrast key facts about First Trust Energy AlphaDEX Fund (FXN) and Tortoise Energy Fund (TNGY).

FXN and TNGY are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. FXN is a passively managed fund by First Trust that tracks the performance of the StrataQuant Energy Index. It was launched on May 8, 2007. TNGY is an actively managed fund by Tortoise Capital. It was launched on Jun 16, 2025.

Performance

FXN vs. TNGY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in First Trust Energy AlphaDEX Fund (FXN) and Tortoise Energy Fund (TNGY). The values are adjusted to include any dividend payments, if applicable.

FXN vs. TNGY - Yearly Performance Comparison

	2026 (YTD)	2025
FXN First Trust Energy AlphaDEX Fund	32.74%	4.45%
TNGY Tortoise Energy Fund	14.20%	1.81%

Returns By Period

In the year-to-date period, FXN achieves a 32.74% return, which is significantly higher than TNGY's 14.20% return.

FXN

• 1D: -3.03%
• 1M: 6.12%
• YTD: 32.74%
• 6M: 33.46%
• 1Y: 34.22%
• 3Y*: 14.60%
• 5Y*: 18.59%
• 10Y*: 7.16%

TNGY

• 1D: -2.11%
• 1M: -0.64%
• YTD: 14.20%
• 6M: 13.92%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

FXN vs. TNGY - Expense Ratio Comparison

FXN has a 0.64% expense ratio, which is lower than TNGY's 0.85% expense ratio.

TNGY

Tortoise Energy Fund

FXN

First Trust Energy AlphaDEX Fund

Return for Risk

FXN vs. TNGY — Risk / Return Rank

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

FXN

FXN Risk / Return Rank: 54
FXN Sharpe Ratio Rank: 58
FXN Sortino Ratio Rank: 55
FXN Omega Ratio Rank: 56
FXN Calmar Ratio Rank: 54
FXN Martin Ratio Rank: 46

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.

FXN vs. TNGY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for First Trust Energy AlphaDEX Fund (FXN) and Tortoise Energy Fund (TNGY). 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.

	FXN	TNGY	Difference
Sharpe ratio Return per unit of total volatility	1.08	—	—
Sortino ratio Return per unit of downside risk	1.51	—	—
Omega ratio Gain probability vs. loss probability	1.22	—	—
Calmar ratio Return relative to maximum drawdown	1.51	—	—
Martin ratio Return relative to average drawdown	4.79	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	FXN	TNGY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.08	—	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.64	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.20	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.06	1.49	-1.43

Correlation

The correlation between FXN and TNGY is 0.62, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

FXN vs. TNGY - Dividend Comparison

FXN's dividend yield for the trailing twelve months is around 1.80%, less than TNGY's 3.44% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FXN First Trust Energy AlphaDEX Fund	1.80%	2.53%	2.50%	3.09%	2.28%	0.87%	4.71%	1.47%	1.43%	1.17%	1.05%	2.36%
TNGY Tortoise Energy Fund	3.44%	2.59%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Drawdowns

FXN vs. TNGY - Drawdown Comparison

The maximum FXN drawdown since its inception was -87.39%, which is greater than TNGY's maximum drawdown of -5.30%. Use the drawdown chart below to compare losses from any high point for FXN and TNGY.

Drawdown Indicators

	FXN	TNGY	Difference
Max Drawdown Largest peak-to-trough decline	-87.39%	-5.30%	-82.09%
Max Drawdown (1Y) Largest decline over 1 year	-23.10%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-31.69%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-80.63%	—	—
Current Drawdown Current decline from peak	-6.04%	-4.76%	-1.28%
Average Drawdown Average peak-to-trough decline	-38.28%	-1.58%	-36.70%
Ulcer Index Depth and duration of drawdowns from previous peaks	7.29%	—	—

Volatility

Volatility by Period

	FXN	TNGY	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.55%	—	—
Volatility (6M) Calculated over the trailing 6-month period	16.61%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	31.85%	14.17%	+17.68%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	29.05%	14.17%	+14.88%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	35.09%	14.17%	+20.92%