IBIL vs. BESF

Last updated Jun 25, 2026

IBIL (iShares iBonds Oct 2035 Term TIPS ETF) and BESF (Bastion Energy ETF) are both exchange-traded funds - IBIL is a Inflation-Protected Bonds fund tracking the ICE 2035 Maturity US Treasury TIPS Index, while BESF is a Energy Equities fund actively managed by Bastion. IBIL is passively managed, while BESF is actively managed. Over the past year, IBIL returned 4.95% vs 55.80% for BESF. At a correlation of -0.21, they often move in opposite directions. IBIL charges 0.10%/yr vs 0.80%/yr for BESF.

Performance

IBIL vs. BESF - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares iBonds Oct 2035 Term TIPS ETF (IBIL) and Bastion Energy ETF (BESF). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IBIL achieves a 1.24% return, which is significantly lower than BESF's 13.94% return.

IBIL

• 1D: 0.54%
• 1M: 0.26%
• YTD: 1.24%
• 6M: 1.14%
• 1Y: 4.95%
• 3Y*: —
• 5Y*: —
• 10Y*: —

BESF

• 1D: -1.87%
• 1M: -8.03%
• YTD: 13.94%
• 6M: 13.42%
• 1Y: 55.80%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

IBIL vs. BESF - Yearly Performance Comparison

	2026 (YTD)	2025
IBIL iShares iBonds Oct 2035 Term TIPS ETF	1.24%	4.69%
BESF Bastion Energy ETF	13.94%	38.76%

Correlation

The correlation between IBIL and BESF is -0.19, 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 (1Y) Calculated over the trailing 1-year period	-0.19
Correlation (All Time) Calculated using the full available price history since Jun 4, 2025	-0.21

Return for Risk

IBIL vs. BESF — Risk / Return Rank

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

IBIL

IBIL Risk / Return Rank: 30
IBIL Sharpe Ratio Rank: 27
IBIL Sortino Ratio Rank: 24
IBIL Omega Ratio Rank: 28
IBIL Calmar Ratio Rank: 41
IBIL Martin Ratio Rank: 32

BESF

BESF Risk / Return Rank: 81
BESF Sharpe Ratio Rank: 82
BESF Sortino Ratio Rank: 80
BESF Omega Ratio Rank: 73
BESF Calmar Ratio Rank: 91
BESF Martin Ratio Rank: 81

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.

IBIL vs. BESF - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Oct 2035 Term TIPS ETF (IBIL) 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.

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.

	IBIL	BESF	Difference
Sharpe ratio: Return per unit of total volatility	0.88	2.28	-1.39
Sortino ratio: Return per unit of downside risk	1.25	3.08	-1.83
Omega ratio: Gain probability vs. loss probability	1.18	1.37	-0.20
Calmar ratio: Return relative to maximum drawdown	1.80	5.11	-3.31
Martin ratio: Return relative to average drawdown	4.22	13.92	-9.70

IBIL vs. BESF - Sharpe Ratio Comparison

The current IBIL Sharpe Ratio is 0.88, which is lower than the BESF Sharpe Ratio of 2.28. The chart below compares the historical Sharpe Ratios of IBIL and BESF, 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

IBIL vs. BESF - Drawdown Comparison

The maximum IBIL drawdown since its inception was -5.28%, smaller than the maximum BESF drawdown of -10.97%. Use the drawdown chart below to compare losses from any high point for IBIL and BESF.

Drawdown Indicators

	IBIL	BESF	Difference
Max Drawdown Largest peak-to-trough decline	-5.28%	-10.97%	+5.69%
Max Drawdown (1Y) Largest decline over 1 year	-2.76%	-10.97%	+8.21%
Current Drawdown Current decline from peak	-1.00%	-10.44%	+9.44%
Average Drawdown Average peak-to-trough decline	-1.46%	-2.77%	+1.31%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.18%	4.02%	-2.84%

Volatility

IBIL vs. BESF - Volatility Comparison

The current volatility for iShares iBonds Oct 2035 Term TIPS ETF (IBIL) is 1.63%, while Bastion Energy ETF (BESF) has a volatility of 7.11%. This indicates that IBIL experiences smaller price fluctuations and is considered to be less risky than BESF based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IBIL	BESF	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.63%	7.11%	-5.48%
Volatility (6M) Calculated over the trailing 6-month period	3.26%	15.05%	-11.79%
Volatility (1Y) Calculated over the trailing 1-year period	5.63%	24.70%	-19.07%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	8.11%	24.43%	-16.32%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	8.11%	24.43%	-16.32%

IBIL vs. BESF - Expense Ratio Comparison

IBIL has a 0.10% expense ratio, which is lower than BESF's 0.80% expense ratio.

Dividends

IBIL vs. BESF - Dividend Comparison

IBIL's dividend yield for the trailing twelve months is around 3.48%, less than BESF's 5.97% yield.

Position	TTM	2025
BESF Bastion Energy ETF	5.97%	6.39%
IBIL iShares iBonds Oct 2035 Term TIPS ETF	3.48%	2.93%

Frequently Asked Questions

Can I hold both IBIL and BESF in my portfolio?

IBIL and BESF have a correlation of -0.19, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IBIL or BESF?

BESF has higher volatility (7.11%) compared to IBIL (1.63%). In terms of maximum drawdown, IBIL dropped -5.28% vs BESF's -10.97%.

Which ETF is better, IBIL or BESF?

On 1-year performance, BESF leads with 55.80% vs 4.95% for IBIL. On fees, IBIL is cheaper at 0.10% per year. On volatility, IBIL has been the lower-risk option at 1.63%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IBIL or BESF?

Over the 1-year period, BESF has performed better with a 55.80% return vs 4.95%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IBIL or BESF?

IBIL is cheaper with a 0.10% expense ratio, compared with 0.80% for BESF.

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

BESF has the higher dividend yield at 5.97%, compared with 3.48% for IBIL.

What is the main difference between IBIL and BESF?

IBIL is categorized as Inflation-Protected Bonds, while BESF is Energy Equities. They also come from different issuers: iShares and Bastion. Their fees differ too: 0.10% for IBIL and 0.80% for BESF.

Which has better risk-adjusted returns?

BESF currently has the higher Sharpe Ratio (2.28 vs 0.88), 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.