BFIX vs. NUAG

Last updated Apr 2, 2026

Compare and contrast key facts about Build Bond Innovation ETF (BFIX) and Nuveen Enhanced Yield U.S. Aggregate Bond ETF (NUAG).

BFIX and NUAG are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. BFIX is an actively managed fund by Build. It was launched on Feb 9, 2022. NUAG is a passively managed fund by Nuveen that tracks the performance of the ICE BofA Enhanced Yield US Broad Bond. It was launched on Sep 14, 2016.

Performance

BFIX vs. NUAG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Build Bond Innovation ETF (BFIX) and Nuveen Enhanced Yield U.S. Aggregate Bond ETF (NUAG). The values are adjusted to include any dividend payments, if applicable.

BFIX vs. NUAG - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
BFIX Build Bond Innovation ETF	0.82%	5.91%	12.95%	4.97%	-6.82%
NUAG Nuveen Enhanced Yield U.S. Aggregate Bond ETF	-0.03%	7.37%	2.02%	7.52%	-10.02%

Returns By Period

In the year-to-date period, BFIX achieves a 0.82% return, which is significantly higher than NUAG's -0.03% return.

BFIX

• 1D: -0.42%
• 1M: -0.75%
• YTD: 0.82%
• 6M: 1.59%
• 1Y: 4.76%
• 3Y*: 7.60%
• 5Y*: —
• 10Y*: —

NUAG

• 1D: 0.03%
• 1M: -1.41%
• YTD: -0.03%
• 6M: 0.67%
• 1Y: 4.34%
• 3Y*: 4.46%
• 5Y*: 0.54%
• 10Y*: —

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

BFIX vs. NUAG - Expense Ratio Comparison

BFIX has a 0.45% expense ratio, which is higher than NUAG's 0.19% expense ratio.

BFIX

Build Bond Innovation ETF

NUAG

Nuveen Enhanced Yield U.S. Aggregate Bond ETF

Return for Risk

BFIX vs. NUAG — Risk / Return Rank

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

BFIX

BFIX Risk / Return Rank: 83
BFIX Sharpe Ratio Rank: 79
BFIX Sortino Ratio Rank: 85
BFIX Omega Ratio Rank: 74
BFIX Calmar Ratio Rank: 94
BFIX Martin Ratio Rank: 84

NUAG

NUAG Risk / Return Rank: 54
NUAG Sharpe Ratio Rank: 55
NUAG Sortino Ratio Rank: 51
NUAG Omega Ratio Rank: 45
NUAG Calmar Ratio Rank: 68
NUAG Martin Ratio Rank: 52

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.

BFIX vs. NUAG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Build Bond Innovation ETF (BFIX) and Nuveen Enhanced Yield U.S. Aggregate Bond ETF (NUAG). 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.

	BFIX	NUAG	Difference
Sharpe ratio Return per unit of total volatility	1.55	1.02	+0.53
Sortino ratio Return per unit of downside risk	2.36	1.45	+0.91
Omega ratio Gain probability vs. loss probability	1.29	1.19	+0.10
Calmar ratio Return relative to maximum drawdown	3.94	1.90	+2.04
Martin ratio Return relative to average drawdown	10.51	5.51	+5.00
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BFIX vs. NUAG - Sharpe Ratio Comparison

The current BFIX Sharpe Ratio is 1.55, which is higher than the NUAG Sharpe Ratio of 1.02. The chart below compares the historical Sharpe Ratios of BFIX and NUAG, 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

	BFIX	NUAG	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.55	1.02	+0.53
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.09	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.85	0.30	+0.54

Correlation

The correlation between BFIX and NUAG is 0.48, 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

BFIX vs. NUAG - Dividend Comparison

BFIX's dividend yield for the trailing twelve months is around 3.59%, less than NUAG's 4.54% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
BFIX Build Bond Innovation ETF	3.59%	3.73%	4.38%	4.30%	1.58%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
NUAG Nuveen Enhanced Yield U.S. Aggregate Bond ETF	4.54%	4.43%	4.44%	3.95%	3.60%	2.27%	2.93%	3.54%	3.79%	3.38%	0.48%

Drawdowns

BFIX vs. NUAG - Drawdown Comparison

The maximum BFIX drawdown since its inception was -8.03%, smaller than the maximum NUAG drawdown of -19.79%. Use the drawdown chart below to compare losses from any high point for BFIX and NUAG.

Drawdown Indicators

	BFIX	NUAG	Difference
Max Drawdown Largest peak-to-trough decline	-8.03%	-19.79%	+11.76%
Max Drawdown (1Y) Largest decline over 1 year	-1.22%	-2.54%	+1.32%
Max Drawdown (5Y) Largest decline over 5 years	—	-19.19%	—
Current Drawdown Current decline from peak	-0.84%	-1.75%	+0.91%
Average Drawdown Average peak-to-trough decline	-2.85%	-5.01%	+2.16%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.46%	0.88%	-0.42%

Volatility

BFIX vs. NUAG - Volatility Comparison

The current volatility for Build Bond Innovation ETF (BFIX) is 0.73%, while Nuveen Enhanced Yield U.S. Aggregate Bond ETF (NUAG) has a volatility of 1.66%. This indicates that BFIX experiences smaller price fluctuations and is considered to be less risky than NUAG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BFIX	NUAG	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.73%	1.66%	-0.93%
Volatility (6M) Calculated over the trailing 6-month period	2.28%	2.44%	-0.16%
Volatility (1Y) Calculated over the trailing 1-year period	3.07%	4.28%	-1.21%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.84%	6.00%	-1.16%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.84%	5.51%	-0.67%