OBND vs. ILS

Last updated Jun 4, 2026

OBND (SPDR Loomis Sayles Opportunistic Bond ETF) and ILS (Brookmont Catastrophic Bond ETF) are both Nontraditional Bonds funds. Both are actively managed. Over the past year, OBND returned 6.61% vs 7.67% for ILS. At a 0.04 correlation, their price movements are largely independent. OBND charges 0.55%/yr vs 1.58%/yr for ILS.

Performance

OBND vs. ILS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SPDR Loomis Sayles Opportunistic Bond ETF (OBND) and Brookmont Catastrophic Bond ETF (ILS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OBND achieves a 1.31% return, which is significantly lower than ILS's 1.81% return.

OBND

• 1D: -0.23%
• 1M: 0.37%
• YTD: 1.31%
• 6M: 1.22%
• 1Y: 6.61%
• 3Y*: 6.89%
• 5Y*: —
• 10Y*: —

ILS

• 1D: 0.05%
• 1M: 0.45%
• YTD: 1.81%
• 6M: 2.12%
• 1Y: 7.67%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

OBND vs. ILS - Yearly Performance Comparison

	2026 (YTD)	2025
OBND SPDR Loomis Sayles Opportunistic Bond ETF	1.31%	5.79%
ILS Brookmont Catastrophic Bond ETF	1.81%	5.60%

Correlation

The correlation between OBND and ILS is 0.04, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.04
Correlation (All Time) Calculated using the full available price history since Apr 2, 2025	0.04

Return for Risk

OBND vs. ILS — Risk / Return Rank

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

OBND

OBND Risk / Return Rank: 58
OBND Sharpe Ratio Rank: 58
OBND Sortino Ratio Rank: 64
OBND Omega Ratio Rank: 62
OBND Calmar Ratio Rank: 47
OBND Martin Ratio Rank: 58

ILS

ILS Risk / Return Rank: 93
ILS Sharpe Ratio Rank: 84
ILS Sortino Ratio Rank: 92
ILS Omega Ratio Rank: 92
ILS Calmar Ratio Rank: 98
ILS Martin Ratio Rank: 97

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.

OBND vs. ILS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SPDR Loomis Sayles Opportunistic Bond ETF (OBND) and Brookmont Catastrophic Bond ETF (ILS). 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.

	OBND	ILS	Difference
Sharpe ratio Return per unit of total volatility	1.97	2.79	-0.82
Sortino ratio Return per unit of downside risk	2.95	4.56	-1.62
Omega ratio Gain probability vs. loss probability	1.37	1.62	-0.25
Calmar ratio Return relative to maximum drawdown	2.30	13.93	-11.62
Martin ratio Return relative to average drawdown	10.09	46.57	-36.48
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

OBND vs. ILS - Sharpe Ratio Comparison

The current OBND Sharpe Ratio is 1.97, which is comparable to the ILS Sharpe Ratio of 2.79. The chart below compares the historical Sharpe Ratios of OBND and ILS, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	OBND	ILS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.97	2.79	-0.82
Sharpe Ratio (All Time) Calculated using the full available price history	0.50	1.90	-1.40

Drawdowns

OBND vs. ILS - Drawdown Comparison

The maximum OBND drawdown since its inception was -15.86%, which is greater than ILS's maximum drawdown of -1.56%. Use the drawdown chart below to compare losses from any high point for OBND and ILS.

Drawdown Indicators

	OBND	ILS	Difference
Max Drawdown Largest peak-to-trough decline	-15.86%	-1.56%	-14.30%
Max Drawdown (1Y) Largest decline over 1 year	-2.88%	-0.55%	-2.33%
Max Drawdown (3Y) Largest decline over 3 years	-3.17%	—	—
Current Drawdown Current decline from peak	-0.29%	0.00%	-0.29%
Average Drawdown Average peak-to-trough decline	-4.41%	-0.25%	-4.16%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.66%	0.17%	+0.49%

Volatility

OBND vs. ILS - Volatility Comparison

SPDR Loomis Sayles Opportunistic Bond ETF (OBND) has a higher volatility of 1.08% compared to Brookmont Catastrophic Bond ETF (ILS) at 0.88%. This indicates that OBND's price experiences larger fluctuations and is considered to be riskier than ILS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OBND	ILS	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.08%	0.88%	+0.20%
Volatility (6M) Calculated over the trailing 6-month period	2.68%	1.69%	+0.99%
Volatility (1Y) Calculated over the trailing 1-year period	3.38%	2.77%	+0.61%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.66%	3.38%	+1.28%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.66%	3.38%	+1.28%

OBND vs. ILS - Expense Ratio Comparison

OBND has a 0.55% expense ratio, which is lower than ILS's 1.58% expense ratio.

Dividends

OBND vs. ILS - Dividend Comparison

OBND's dividend yield for the trailing twelve months is around 6.28%, less than ILS's 8.09% yield.

Position	TTM	2025	2024	2023	2022	2021
ILS Brookmont Catastrophic Bond ETF	8.09%	6.06%	0.00%	0.00%	0.00%	0.00%
OBND SPDR Loomis Sayles Opportunistic Bond ETF	6.28%	6.26%	6.53%	6.01%	4.56%	0.55%

Frequently Asked Questions

Can I hold both OBND and ILS in my portfolio?

OBND and ILS have a correlation of 0.04, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, OBND or ILS?

OBND has higher volatility (1.08%) compared to ILS (0.88%). In terms of maximum drawdown, OBND dropped -15.86% vs ILS's -1.56%.

Which ETF is better, OBND or ILS?

On 1-year performance, ILS leads with 7.67% vs 6.61% for OBND. On fees, OBND is cheaper at 0.55% per year. On volatility, ILS has been the lower-risk option at 0.88%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, OBND or ILS?

Over the 1-year period, ILS has performed better with a 7.67% return vs 6.61%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, OBND or ILS?

OBND is cheaper with a 0.55% expense ratio, compared with 1.58% for ILS.

Which ETF pays a higher dividend yield, OBND or ILS?

ILS has the higher dividend yield at 8.09%, compared with 6.28% for OBND.

What is the main difference between OBND and ILS?

They also come from different issuers: State Street and Brookmont. Their fees differ too: 0.55% for OBND and 1.58% for ILS.

Which has better risk-adjusted returns?

ILS currently has the higher Sharpe Ratio (2.79 vs 1.97), 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.