MGNR vs. TNGY

Last updated Jun 3, 2026

MGNR (American Beacon GLG Natural Resources ETF) and TNGY (Tortoise Energy Fund) are both Energy Equities funds. Both are actively managed. At a 0.29 correlation, their price movements are largely independent. MGNR charges 0.75%/yr vs 0.85%/yr for TNGY.

Performance

MGNR vs. TNGY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in American Beacon GLG Natural Resources ETF (MGNR) and Tortoise Energy Fund (TNGY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MGNR achieves a 28.15% return, which is significantly higher than TNGY's 14.76% return.

MGNR

• 1D: 2.10%
• 1M: 4.78%
• YTD: 28.15%
• 6M: 31.78%
• 1Y: 79.57%
• 3Y*: —
• 5Y*: —
• 10Y*: —

TNGY

• 1D: 1.58%
• 1M: -2.13%
• YTD: 14.76%
• 6M: 13.37%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

MGNR vs. TNGY - Yearly Performance Comparison

	2026 (YTD)	2025
MGNR American Beacon GLG Natural Resources ETF	28.15%	34.03%
TNGY Tortoise Energy Fund	14.76%	1.81%

Correlation

The correlation between MGNR and TNGY is 0.29, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (All Time) Calculated using the full available price history since Jun 17, 2025	0.29

Return for Risk

MGNR vs. TNGY — Risk / Return Rank

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

MGNR

MGNR Risk / Return Rank: 91
MGNR Sharpe Ratio Rank: 93
MGNR Sortino Ratio Rank: 87
MGNR Omega Ratio Rank: 88
MGNR Calmar Ratio Rank: 93
MGNR Martin Ratio Rank: 94

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.

MGNR vs. TNGY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for American Beacon GLG Natural Resources ETF (MGNR) 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.

	MGNR	TNGY	Difference
Sharpe ratio Return per unit of total volatility	3.49	—	—
Sortino ratio Return per unit of downside risk	4.00	—	—
Omega ratio Gain probability vs. loss probability	1.57	—	—
Calmar ratio Return relative to maximum drawdown	6.75	—	—
Martin ratio Return relative to average drawdown	27.40	—	—
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

	MGNR	TNGY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.49	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.81	1.13	+0.69

Drawdowns

MGNR vs. TNGY - Drawdown Comparison

The maximum MGNR drawdown since its inception was -22.06%, which is greater than TNGY's maximum drawdown of -8.86%. Use the drawdown chart below to compare losses from any high point for MGNR and TNGY.

Drawdown Indicators

	MGNR	TNGY	Difference
Max Drawdown Largest peak-to-trough decline	-22.06%	-8.86%	-13.20%
Max Drawdown (1Y) Largest decline over 1 year	-12.38%	—	—
Current Drawdown Current decline from peak	0.00%	-4.29%	+4.29%
Average Drawdown Average peak-to-trough decline	-3.87%	-2.17%	-1.70%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.05%	—	—

Volatility

Volatility by Period

	MGNR	TNGY	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.33%	—	—
Volatility (6M) Calculated over the trailing 6-month period	17.57%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	23.04%	15.73%	+7.31%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	25.02%	15.73%	+9.29%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	25.02%	15.73%	+9.29%

MGNR vs. TNGY - Expense Ratio Comparison

MGNR has a 0.75% expense ratio, which is lower than TNGY's 0.85% expense ratio.

Dividends

MGNR vs. TNGY - Dividend Comparison

MGNR's dividend yield for the trailing twelve months is around 1.05%, less than TNGY's 3.43% yield.

Position	TTM	2025	2024
MGNR American Beacon GLG Natural Resources ETF	1.05%	1.17%	0.79%
TNGY Tortoise Energy Fund	3.43%	2.59%	0.00%

Frequently Asked Questions

Can I hold both MGNR and TNGY in my portfolio?

MGNR and TNGY have a correlation of 0.29, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, MGNR or TNGY?

On fees, MGNR is cheaper at 0.75% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, MGNR or TNGY?

MGNR is cheaper with a 0.75% expense ratio, compared with 0.85% for TNGY.

Which ETF pays a higher dividend yield, MGNR or TNGY?

TNGY has the higher dividend yield at 3.43%, compared with 1.05% for MGNR.

What is the main difference between MGNR and TNGY?

They also come from different issuers: American Beacon and Tortoise Capital. Their fees differ too: 0.75% for MGNR and 0.85% for TNGY.