TNGY vs. OILT

Last updated Apr 2, 2026

Compare and contrast key facts about Tortoise Energy Fund (TNGY) and Texas Capital Texas Oil Index ETF (OILT).

TNGY and OILT are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. TNGY is an actively managed fund by Tortoise Capital. It was launched on Jun 16, 2025. OILT is a passively managed fund by Texas Capital that tracks the performance of the Alerian Texas Weighted Oil and Gas Index - Benchmark TR Gross. It was launched on Dec 20, 2023.

Performance

TNGY vs. OILT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Tortoise Energy Fund (TNGY) and Texas Capital Texas Oil Index ETF (OILT). The values are adjusted to include any dividend payments, if applicable.

TNGY vs. OILT - Yearly Performance Comparison

	2026 (YTD)	2025
TNGY Tortoise Energy Fund	14.20%	1.81%
OILT Texas Capital Texas Oil Index ETF	39.42%	0.45%

Returns By Period

In the year-to-date period, TNGY achieves a 14.20% return, which is significantly lower than OILT's 39.42% return.

TNGY

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

OILT

• 1D: -3.72%
• 1M: 9.81%
• YTD: 39.42%
• 6M: 38.43%
• 1Y: 33.73%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

TNGY vs. OILT - Expense Ratio Comparison

TNGY has a 0.85% expense ratio, which is higher than OILT's 0.35% expense ratio.

TNGY

Tortoise Energy Fund

OILT

Texas Capital Texas Oil Index ETF

Return for Risk

TNGY vs. OILT — Risk / Return Rank

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

OILT

OILT Risk / Return Rank: 47
OILT Sharpe Ratio Rank: 51
OILT Sortino Ratio Rank: 50
OILT Omega Ratio Rank: 48
OILT Calmar Ratio Rank: 47
OILT Martin Ratio Rank: 37

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.

TNGY vs. OILT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Tortoise Energy Fund (TNGY) and Texas Capital Texas Oil Index ETF (OILT). 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Sharpe Ratios by Period

	TNGY	OILT	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	0.98	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.49	0.51	+0.98

Correlation

The correlation between TNGY and OILT is 0.56, 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

TNGY vs. OILT - Dividend Comparison

TNGY's dividend yield for the trailing twelve months is around 3.44%, more than OILT's 2.36% yield.

	TTM	2025	2024
TNGY Tortoise Energy Fund	3.44%	2.59%	0.00%
OILT Texas Capital Texas Oil Index ETF	2.36%	3.12%	2.63%

Drawdowns

TNGY vs. OILT - Drawdown Comparison

The maximum TNGY drawdown since its inception was -5.30%, smaller than the maximum OILT drawdown of -35.21%. Use the drawdown chart below to compare losses from any high point for TNGY and OILT.

Drawdown Indicators

	TNGY	OILT	Difference
Max Drawdown Largest peak-to-trough decline	-5.30%	-35.21%	+29.91%
Max Drawdown (1Y) Largest decline over 1 year	—	-24.58%	—
Current Drawdown Current decline from peak	-4.76%	-5.91%	+1.15%
Average Drawdown Average peak-to-trough decline	-1.58%	-13.24%	+11.66%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	8.84%	—

Volatility

Volatility by Period

	TNGY	OILT	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	7.45%	—
Volatility (6M) Calculated over the trailing 6-month period	—	18.97%	—
Volatility (1Y) Calculated over the trailing 1-year period	14.17%	34.66%	-20.49%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.17%	28.40%	-14.23%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	14.17%	28.40%	-14.23%