TMB vs. BESF

Last updated Jun 4, 2026

TMB (Thornburg Multi Sector Bond ETF) and BESF (Bastion Energy ETF) are both exchange-traded funds - TMB is a Multisector Bonds fund actively managed by Thornburg, while BESF is a Energy Equities fund actively managed by Bastion. Both are actively managed. At a correlation of -0.71, they often move in opposite directions. TMB charges 0.55%/yr vs 0.80%/yr for BESF.

Performance

TMB vs. BESF - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Thornburg Multi Sector Bond ETF (TMB) and Bastion Energy ETF (BESF). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

TMB

• 1D: -0.23%
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

BESF

• 1D: 0.89%
• 1M: -2.39%
• YTD: 20.81%
• 6M: 20.48%
• 1Y: 70.53%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

TMB vs. BESF - Yearly Performance Comparison

	2026 (YTD)
TMB Thornburg Multi Sector Bond ETF	0.17%
BESF Bastion Energy ETF	-0.30%

Correlation

The correlation between TMB and BESF is -0.71, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (All Time) Calculated using the full available price history since May 27, 2026	-0.71

Return for Risk

TMB vs. BESF - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Thornburg Multi Sector Bond ETF (TMB) and Bastion Energy ETF (BESF). 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

	TMB	BESF	Difference
Sharpe Ratio (All Time) Calculated using the full available price history	3.18	2.92	+0.26

Drawdowns

TMB vs. BESF - Drawdown Comparison

The maximum TMB drawdown since its inception was -0.24%, smaller than the maximum BESF drawdown of -9.89%. Use the drawdown chart below to compare losses from any high point for TMB and BESF.

Drawdown Indicators

	TMB	BESF	Difference
Max Drawdown Largest peak-to-trough decline	-0.24%	-9.89%	+9.65%
Max Drawdown (1Y) Largest decline over 1 year	—	-9.89%	—
Current Drawdown Current decline from peak	-0.24%	-5.04%	+4.80%
Average Drawdown Average peak-to-trough decline	-0.06%	-2.46%	+2.40%

Volatility

Volatility by Period

	TMB	BESF	Difference
Volatility (1Y) Calculated over the trailing 1-year period	2.52%	24.29%	-21.77%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.52%	24.29%	-21.77%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.52%	24.29%	-21.77%

TMB vs. BESF - Expense Ratio Comparison

TMB has a 0.55% expense ratio, which is lower than BESF's 0.80% expense ratio.

Dividends

TMB vs. BESF - Dividend Comparison

TMB's dividend yield for the trailing twelve months is around 0.36%, less than BESF's 5.63% yield.

Position	TTM	2025
BESF Bastion Energy ETF	5.63%	6.39%
TMB Thornburg Multi Sector Bond ETF	0.36%	0.00%

Frequently Asked Questions

Can I hold both TMB and BESF in my portfolio?

TMB and BESF have a correlation of -0.71, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, TMB or BESF?

On fees, TMB is cheaper at 0.55% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, TMB or BESF?

TMB is cheaper with a 0.55% expense ratio, compared with 0.80% for BESF.

Which ETF pays a higher dividend yield, TMB or BESF?

BESF has the higher dividend yield at 5.63%, compared with 0.36% for TMB.

What is the main difference between TMB and BESF?

TMB is categorized as Multisector Bonds, while BESF is Energy Equities. They also come from different issuers: Thornburg and Bastion. Their fees differ too: 0.55% for TMB and 0.80% for BESF.