JLS vs. JBBB

Last updated Apr 1, 2026

Compare and contrast key facts about Nuveen Mortgage and Income Fund (JLS) and Janus Henderson B-BBB CLO ETF (JBBB).

JLS is managed by Nuveen. It was launched on Nov 25, 2009. JBBB is an actively managed fund by Janus Henderson. It was launched on Jan 11, 2022.

Performance

JLS vs. JBBB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Nuveen Mortgage and Income Fund (JLS) and Janus Henderson B-BBB CLO ETF (JBBB). The values are adjusted to include any dividend payments, if applicable.

JLS vs. JBBB - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
JLS Nuveen Mortgage and Income Fund	2.20%	11.60%	17.86%	14.88%	-17.20%
JBBB Janus Henderson B-BBB CLO ETF	-0.81%	5.43%	12.50%	17.63%	-5.99%

Returns By Period

In the year-to-date period, JLS achieves a 2.20% return, which is significantly higher than JBBB's -0.81% return.

JLS

• 1D: 2.72%
• 1M: -0.79%
• YTD: 2.20%
• 6M: 1.79%
• 1Y: 6.72%
• 3Y*: 15.30%
• 5Y*: 5.84%
• 10Y*: 6.04%

JBBB

• 1D: -0.05%
• 1M: 0.25%
• YTD: -0.81%
• 6M: 0.58%
• 1Y: 3.88%
• 3Y*: 10.83%
• 5Y*: —
• 10Y*: —

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

JLS vs. JBBB - Expense Ratio Comparison

JLS has a 0.04% expense ratio, which is lower than JBBB's 0.49% expense ratio.

JBBB

Janus Henderson B-BBB CLO ETF

JLS

Nuveen Mortgage and Income Fund

Return for Risk

JLS vs. JBBB — Risk / Return Rank

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

JLS

JLS Risk / Return Rank: 25
JLS Sharpe Ratio Rank: 25
JLS Sortino Ratio Rank: 20
JLS Omega Ratio Rank: 25
JLS Calmar Ratio Rank: 26
JLS Martin Ratio Rank: 30

JBBB

JBBB Risk / Return Rank: 49
JBBB Sharpe Ratio Rank: 45
JBBB Sortino Ratio Rank: 42
JBBB Omega Ratio Rank: 51
JBBB Calmar Ratio Rank: 52
JBBB Martin Ratio Rank: 56

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.

JLS vs. JBBB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Nuveen Mortgage and Income Fund (JLS) and Janus Henderson B-BBB CLO ETF (JBBB). 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.

	JLS	JBBB	Difference
Sharpe ratio Return per unit of total volatility	0.64	0.78	-0.13
Sortino ratio Return per unit of downside risk	0.89	1.11	-0.22
Omega ratio Gain probability vs. loss probability	1.15	1.18	-0.04
Calmar ratio Return relative to maximum drawdown	0.78	1.22	-0.44
Martin ratio Return relative to average drawdown	3.28	5.00	-1.71
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

JLS vs. JBBB - Sharpe Ratio Comparison

The current JLS Sharpe Ratio is 0.64, which is comparable to the JBBB Sharpe Ratio of 0.78. The chart below compares the historical Sharpe Ratios of JLS and JBBB, 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

	JLS	JBBB	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.64	0.78	-0.13
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.56	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.49	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.53	1.22	-0.68

Correlation

The correlation between JLS and JBBB is 0.05, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

JLS vs. JBBB - Dividend Comparison

JLS's dividend yield for the trailing twelve months is around 10.16%, more than JBBB's 8.38% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
JLS Nuveen Mortgage and Income Fund	10.16%	10.13%	9.91%	9.29%	6.56%	4.61%	4.94%	6.20%	9.31%	13.44%	7.11%	6.68%
JBBB Janus Henderson B-BBB CLO ETF	8.38%	8.41%	9.24%	8.71%	5.71%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Drawdowns

JLS vs. JBBB - Drawdown Comparison

The maximum JLS drawdown since its inception was -35.18%, which is greater than JBBB's maximum drawdown of -10.57%. Use the drawdown chart below to compare losses from any high point for JLS and JBBB.

Drawdown Indicators

	JLS	JBBB	Difference
Max Drawdown Largest peak-to-trough decline	-35.18%	-10.57%	-24.61%
Max Drawdown (1Y) Largest decline over 1 year	-6.18%	-3.49%	-2.69%
Max Drawdown (5Y) Largest decline over 5 years	-23.53%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-35.18%	—	—
Current Drawdown Current decline from peak	-2.27%	-2.01%	-0.26%
Average Drawdown Average peak-to-trough decline	-5.87%	-1.62%	-4.25%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.05%	0.85%	+1.20%

Volatility

JLS vs. JBBB - Volatility Comparison

Nuveen Mortgage and Income Fund (JLS) has a higher volatility of 4.50% compared to Janus Henderson B-BBB CLO ETF (JBBB) at 1.96%. This indicates that JLS's price experiences larger fluctuations and is considered to be riskier than JBBB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	JLS	JBBB	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.50%	1.96%	+2.54%
Volatility (6M) Calculated over the trailing 6-month period	6.42%	2.60%	+3.82%
Volatility (1Y) Calculated over the trailing 1-year period	10.48%	5.04%	+5.44%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	10.53%	5.33%	+5.20%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	12.40%	5.33%	+7.07%