FIBR vs. MBS

Last updated Apr 1, 2026

Compare and contrast key facts about iShares U.S. Fixed Income Balanced Risk Systematic ETF (FIBR) and Angel Oak Mortgage-Backed Securities ETF (MBS).

FIBR and MBS are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. FIBR is a passively managed fund by iShares that tracks the performance of the Bloomberg U.S. Fixed Income Balanced Risk Index. It was launched on Feb 24, 2015. MBS is an actively managed fund by Angel Oak. It was launched on Jun 4, 2021.

Performance

FIBR vs. MBS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares U.S. Fixed Income Balanced Risk Systematic ETF (FIBR) and Angel Oak Mortgage-Backed Securities ETF (MBS). The values are adjusted to include any dividend payments, if applicable.

FIBR vs. MBS - Yearly Performance Comparison

	2026 (YTD)	2025	2024
FIBR iShares U.S. Fixed Income Balanced Risk Systematic ETF	-0.11%	8.32%	6.22%
MBS Angel Oak Mortgage-Backed Securities ETF	0.29%	8.13%	5.78%

Returns By Period

In the year-to-date period, FIBR achieves a -0.11% return, which is significantly lower than MBS's 0.29% return.

FIBR

• 1D: 0.44%
• 1M: -1.96%
• YTD: -0.11%
• 6M: 0.96%
• 1Y: 6.43%
• 3Y*: 6.53%
• 5Y*: 1.67%
• 10Y*: 2.49%

MBS

• 1D: -0.09%
• 1M: -1.73%
• YTD: 0.29%
• 6M: 1.91%
• 1Y: 5.36%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

FIBR vs. MBS - Expense Ratio Comparison

FIBR has a 0.25% expense ratio, which is lower than MBS's 0.49% expense ratio.

MBS

Angel Oak Mortgage-Backed Securities ETF

FIBR

iShares U.S. Fixed Income Balanced Risk Systematic ETF

Return for Risk

FIBR vs. MBS — Risk / Return Rank

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

FIBR

FIBR Risk / Return Rank: 83
FIBR Sharpe Ratio Rank: 84
FIBR Sortino Ratio Rank: 88
FIBR Omega Ratio Rank: 82
FIBR Calmar Ratio Rank: 81
FIBR Martin Ratio Rank: 83

MBS

MBS Risk / Return Rank: 77
MBS Sharpe Ratio Rank: 80
MBS Sortino Ratio Rank: 80
MBS Omega Ratio Rank: 76
MBS Calmar Ratio Rank: 82
MBS Martin Ratio Rank: 66

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.

FIBR vs. MBS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares U.S. Fixed Income Balanced Risk Systematic ETF (FIBR) and Angel Oak Mortgage-Backed Securities ETF (MBS). 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.

	FIBR	MBS	Difference
Sharpe ratio Return per unit of total volatility	1.67	1.51	+0.16
Sortino ratio Return per unit of downside risk	2.40	2.06	+0.34
Omega ratio Gain probability vs. loss probability	1.31	1.29	+0.03
Calmar ratio Return relative to maximum drawdown	2.25	2.36	-0.11
Martin ratio Return relative to average drawdown	9.19	6.59	+2.60
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FIBR vs. MBS - Sharpe Ratio Comparison

The current FIBR Sharpe Ratio is 1.67, which is comparable to the MBS Sharpe Ratio of 1.51. The chart below compares the historical Sharpe Ratios of FIBR and MBS, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	FIBR	MBS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.67	1.51	+0.16
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.30	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.51	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.50	1.66	-1.15

Correlation

The correlation between FIBR and MBS is 0.52, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

FIBR vs. MBS - Dividend Comparison

FIBR's dividend yield for the trailing twelve months is around 4.70%, less than MBS's 5.47% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FIBR iShares U.S. Fixed Income Balanced Risk Systematic ETF	4.70%	4.78%	5.04%	4.44%	3.27%	1.92%	2.57%	3.27%	3.61%	2.74%	2.92%	2.26%
MBS Angel Oak Mortgage-Backed Securities ETF	5.47%	5.28%	4.52%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Drawdowns

FIBR vs. MBS - Drawdown Comparison

The maximum FIBR drawdown since its inception was -18.47%, which is greater than MBS's maximum drawdown of -4.09%. Use the drawdown chart below to compare losses from any high point for FIBR and MBS.

Drawdown Indicators

	FIBR	MBS	Difference
Max Drawdown Largest peak-to-trough decline	-18.47%	-4.09%	-14.38%
Max Drawdown (1Y) Largest decline over 1 year	-2.84%	-2.54%	-0.30%
Max Drawdown (5Y) Largest decline over 5 years	-18.47%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-18.47%	—	—
Current Drawdown Current decline from peak	-1.96%	-1.79%	-0.17%
Average Drawdown Average peak-to-trough decline	-3.30%	-0.99%	-2.31%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.69%	0.91%	-0.22%

Volatility

FIBR vs. MBS - Volatility Comparison

iShares U.S. Fixed Income Balanced Risk Systematic ETF (FIBR) has a higher volatility of 1.91% compared to Angel Oak Mortgage-Backed Securities ETF (MBS) at 1.01%. This indicates that FIBR's price experiences larger fluctuations and is considered to be riskier than MBS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FIBR	MBS	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.91%	1.01%	+0.90%
Volatility (6M) Calculated over the trailing 6-month period	2.96%	2.02%	+0.94%
Volatility (1Y) Calculated over the trailing 1-year period	3.87%	3.62%	+0.25%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	5.59%	4.08%	+1.51%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.93%	4.08%	+0.85%