BBNIX vs. AGG

Last updated Apr 2, 2026

Compare and contrast key facts about BBH Income Fund (BBNIX) and iShares Core U.S. Aggregate Bond ETF (AGG).

BBNIX is managed by BBH. It was launched on Jun 27, 2018. AGG is a passively managed fund by iShares that tracks the performance of the Bloomberg U.S. Aggregate Bond Index. It was launched on Sep 22, 2003.

Performance

BBNIX vs. AGG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in BBH Income Fund (BBNIX) and iShares Core U.S. Aggregate Bond ETF (AGG). The values are adjusted to include any dividend payments, if applicable.

BBNIX vs. AGG - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
BBNIX BBH Income Fund	-0.33%	7.86%	3.87%	9.07%	-14.89%	1.36%	11.24%	6.59%	0.00%
AGG iShares Core U.S. Aggregate Bond ETF	0.09%	7.19%	1.31%	5.65%	-13.02%	-1.77%	7.48%	8.46%	1.86%

Returns By Period

In the year-to-date period, BBNIX achieves a -0.33% return, which is significantly lower than AGG's 0.09% return.

BBNIX

• 1D: 0.23%
• 1M: -1.66%
• YTD: -0.33%
• 6M: 0.41%
• 1Y: 4.18%
• 3Y*: 5.50%
• 5Y*: 1.34%
• 10Y*: —

AGG

• 1D: 0.07%
• 1M: -1.33%
• YTD: 0.09%
• 6M: 0.78%
• 1Y: 4.05%
• 3Y*: 3.62%
• 5Y*: 0.24%
• 10Y*: 1.66%

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

BBNIX vs. AGG - Expense Ratio Comparison

BBNIX has a 0.47% expense ratio, which is higher than AGG's 0.03% expense ratio.

BBNIX

BBH Income Fund

AGG

iShares Core U.S. Aggregate Bond ETF

Return for Risk

BBNIX vs. AGG — Risk / Return Rank

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

BBNIX

BBNIX Risk / Return Rank: 47
BBNIX Sharpe Ratio Rank: 49
BBNIX Sortino Ratio Rank: 50
BBNIX Omega Ratio Rank: 36
BBNIX Calmar Ratio Rank: 60
BBNIX Martin Ratio Rank: 42

AGG

AGG Risk / Return Rank: 50
AGG Sharpe Ratio Rank: 49
AGG Sortino Ratio Rank: 46
AGG Omega Ratio Rank: 40
AGG Calmar Ratio Rank: 67
AGG Martin Ratio Rank: 49

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.

BBNIX vs. AGG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for BBH Income Fund (BBNIX) and iShares Core U.S. Aggregate Bond ETF (AGG). 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.

	BBNIX	AGG	Difference
Sharpe ratio Return per unit of total volatility	1.02	0.93	+0.08
Sortino ratio Return per unit of downside risk	1.50	1.32	+0.18
Omega ratio Gain probability vs. loss probability	1.19	1.17	+0.02
Calmar ratio Return relative to maximum drawdown	1.56	1.76	-0.20
Martin ratio Return relative to average drawdown	4.74	4.89	-0.15
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BBNIX vs. AGG - Sharpe Ratio Comparison

The current BBNIX Sharpe Ratio is 1.02, which is comparable to the AGG Sharpe Ratio of 0.93. The chart below compares the historical Sharpe Ratios of BBNIX and AGG, 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

	BBNIX	AGG	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.02	0.93	+0.08
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.24	0.04	+0.20
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.31	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.57	0.60	-0.03

Correlation

The correlation between BBNIX and AGG is 0.86, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Dividends

BBNIX vs. AGG - Dividend Comparison

BBNIX's dividend yield for the trailing twelve months is around 4.80%, more than AGG's 3.95% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BBNIX BBH Income Fund	4.80%	5.28%	5.76%	5.23%	2.93%	2.87%	7.07%	4.60%	0.00%	0.00%	0.00%	0.00%
AGG iShares Core U.S. Aggregate Bond ETF	3.95%	3.89%	3.74%	3.13%	2.39%	1.77%	2.14%	2.70%	2.72%	2.32%	2.39%	2.45%

Drawdowns

BBNIX vs. AGG - Drawdown Comparison

The maximum BBNIX drawdown since its inception was -18.96%, roughly equal to the maximum AGG drawdown of -18.43%. Use the drawdown chart below to compare losses from any high point for BBNIX and AGG.

Drawdown Indicators

	BBNIX	AGG	Difference
Max Drawdown Largest peak-to-trough decline	-18.96%	-18.43%	-0.53%
Max Drawdown (1Y) Largest decline over 1 year	-2.90%	-2.52%	-0.38%
Max Drawdown (5Y) Largest decline over 5 years	-18.96%	-17.82%	-1.14%
Max Drawdown (10Y) Largest decline over 10 years	—	-18.43%	—
Current Drawdown Current decline from peak	-2.20%	-2.30%	+0.10%
Average Drawdown Average peak-to-trough decline	-4.39%	-2.71%	-1.68%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.96%	0.91%	+0.05%

Volatility

BBNIX vs. AGG - Volatility Comparison

The current volatility for BBH Income Fund (BBNIX) is 1.42%, while iShares Core U.S. Aggregate Bond ETF (AGG) has a volatility of 1.67%. This indicates that BBNIX experiences smaller price fluctuations and is considered to be less risky than AGG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BBNIX	AGG	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.42%	1.67%	-0.25%
Volatility (6M) Calculated over the trailing 6-month period	2.70%	2.55%	+0.15%
Volatility (1Y) Calculated over the trailing 1-year period	4.49%	4.37%	+0.12%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	5.63%	6.07%	-0.44%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	5.09%	5.39%	-0.30%