OWNS vs. MBB

Last updated Jun 3, 2026

OWNS (CCM Affordable Housing MBS ETF) and MBB (iShares MBS Bond ETF) are both Mortgage Backed Securities funds. OWNS is actively managed, while MBB is passively managed. Over the past year, OWNS returned 6.72% vs 6.95% for MBB. Their correlation of 0.88 suggests significant overlap in exposure. OWNS charges 0.30%/yr vs 0.06%/yr for MBB.

Performance

OWNS vs. MBB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in CCM Affordable Housing MBS ETF (OWNS) and iShares MBS Bond ETF (MBB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OWNS achieves a 0.48% return, which is significantly lower than MBB's 0.81% return.

OWNS

• 1D: -0.03%
• 1M: 0.03%
• YTD: 0.48%
• 6M: 0.73%
• 1Y: 6.72%
• 3Y*: —
• 5Y*: —
• 10Y*: —

MBB

• 1D: 0.01%
• 1M: 0.17%
• YTD: 0.81%
• 6M: 1.13%
• 1Y: 6.95%
• 3Y*: 4.45%
• 5Y*: 0.42%
• 10Y*: 1.32%

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

OWNS vs. MBB - Yearly Performance Comparison

	2026 (YTD)	2025	2024
OWNS CCM Affordable Housing MBS ETF	0.48%	7.75%	3.84%
MBB iShares MBS Bond ETF	0.81%	8.38%	3.44%

Correlation

The correlation between OWNS and MBB is 0.91, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.91
Correlation (All Time) Calculated using the full available price history since Mar 19, 2024	0.88

The correlation between OWNS and MBB has been stable across timeframes, ranging from 0.88 to 0.91 - a consistent structural relationship.

Return for Risk

OWNS vs. MBB — Risk / Return Rank

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

OWNS

OWNS Risk / Return Rank: 42
OWNS Sharpe Ratio Rank: 41
OWNS Sortino Ratio Rank: 43
OWNS Omega Ratio Rank: 42
OWNS Calmar Ratio Rank: 43
OWNS Martin Ratio Rank: 39

MBB

MBB Risk / Return Rank: 44
MBB Sharpe Ratio Rank: 44
MBB Sortino Ratio Rank: 45
MBB Omega Ratio Rank: 43
MBB Calmar Ratio Rank: 45
MBB Martin Ratio Rank: 45

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.

OWNS vs. MBB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for CCM Affordable Housing MBS ETF (OWNS) and iShares MBS Bond ETF (MBB). 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.

	OWNS	MBB	Difference
Sharpe ratio Return per unit of total volatility	1.48	1.55	-0.07
Sortino ratio Return per unit of downside risk	2.20	2.28	-0.08
Omega ratio Gain probability vs. loss probability	1.28	1.28	0.00
Calmar ratio Return relative to maximum drawdown	2.16	2.24	-0.08
Martin ratio Return relative to average drawdown	6.36	7.49	-1.13
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

OWNS vs. MBB - Sharpe Ratio Comparison

The current OWNS Sharpe Ratio is 1.48, which is comparable to the MBB Sharpe Ratio of 1.55. The chart below compares the historical Sharpe Ratios of OWNS and MBB, 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

	OWNS	MBB	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.48	1.55	-0.07
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.06	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.25	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.02	0.59	+0.43

Drawdowns

OWNS vs. MBB - Drawdown Comparison

The maximum OWNS drawdown since its inception was -5.39%, smaller than the maximum MBB drawdown of -17.64%. Use the drawdown chart below to compare losses from any high point for OWNS and MBB.

Drawdown Indicators

	OWNS	MBB	Difference
Max Drawdown Largest peak-to-trough decline	-5.39%	-17.64%	+12.25%
Max Drawdown (1Y) Largest decline over 1 year	-3.03%	-2.94%	-0.09%
Max Drawdown (3Y) Largest decline over 3 years	—	-7.68%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-17.19%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-17.64%	—
Current Drawdown Current decline from peak	-1.55%	-1.29%	-0.26%
Average Drawdown Average peak-to-trough decline	-1.55%	-2.35%	+0.80%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.03%	0.88%	+0.15%

Volatility

OWNS vs. MBB - Volatility Comparison

The current volatility for CCM Affordable Housing MBS ETF (OWNS) is 1.49%, while iShares MBS Bond ETF (MBB) has a volatility of 1.62%. This indicates that OWNS experiences smaller price fluctuations and is considered to be less risky than MBB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OWNS	MBB	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.49%	1.62%	-0.13%
Volatility (6M) Calculated over the trailing 6-month period	3.08%	3.24%	-0.16%
Volatility (1Y) Calculated over the trailing 1-year period	4.56%	4.51%	+0.05%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	5.40%	6.81%	-1.41%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	5.40%	5.31%	+0.09%

OWNS vs. MBB - Expense Ratio Comparison

OWNS has a 0.30% expense ratio, which is higher than MBB's 0.06% expense ratio.

Dividends

OWNS vs. MBB - Dividend Comparison

OWNS's dividend yield for the trailing twelve months is around 4.31%, which matches MBB's 4.27% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
MBB iShares MBS Bond ETF	4.27%	4.21%	3.94%	3.40%	2.31%	1.05%	2.10%	2.77%	2.64%	2.23%	2.58%	2.66%
OWNS CCM Affordable Housing MBS ETF	4.31%	4.12%	3.75%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both OWNS and MBB in my portfolio?

With a correlation of 0.91, OWNS and MBB move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, OWNS or MBB?

MBB has higher volatility (1.62%) compared to OWNS (1.49%). In terms of maximum drawdown, OWNS dropped -5.39% vs MBB's -17.64%.

Which ETF is better, OWNS or MBB?

On 1-year performance, MBB leads with 6.95% vs 6.72% for OWNS. On fees, MBB is cheaper at 0.06% per year. On volatility, OWNS has been the lower-risk option at 1.49%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, OWNS or MBB?

Over the 1-year period, MBB has performed better with a 6.95% return vs 6.72%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, OWNS or MBB?

MBB is cheaper with a 0.06% expense ratio, compared with 0.30% for OWNS.

Which ETF pays a higher dividend yield, OWNS or MBB?

OWNS has the higher dividend yield at 4.31%, compared with 4.27% for MBB.

What is the main difference between OWNS and MBB?

They also come from different issuers: CCM and iShares. Their fees differ too: 0.30% for OWNS and 0.06% for MBB.

Which has better risk-adjusted returns?

MBB currently has the higher Sharpe Ratio (1.55 vs 1.48), 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.