CPLS vs. NCPB

Last updated Jun 3, 2026

CPLS (AB Core Plus Bond ETF) and NCPB (Nuveen Core Plus Bond ETF) are both Intermediate Core-Plus Bond funds. Both are actively managed. Over the past year, CPLS returned 5.29% vs 6.33% for NCPB. With a 0.95 correlation, they move nearly in lockstep. CPLS charges 0.33%/yr vs 0.30%/yr for NCPB.

Performance

CPLS vs. NCPB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in AB Core Plus Bond ETF (CPLS) and Nuveen Core Plus Bond ETF (NCPB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CPLS achieves a 0.53% return, which is significantly lower than NCPB's 0.67% return.

CPLS

• 1D: -0.10%
• 1M: 0.02%
• YTD: 0.53%
• 6M: 0.48%
• 1Y: 5.29%
• 3Y*: —
• 5Y*: —
• 10Y*: —

NCPB

• 1D: 0.10%
• 1M: 0.29%
• YTD: 0.67%
• 6M: 0.83%
• 1Y: 6.33%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

CPLS vs. NCPB - Yearly Performance Comparison

	2026 (YTD)	2025	2024
CPLS AB Core Plus Bond ETF	0.53%	6.91%	2.47%
NCPB Nuveen Core Plus Bond ETF	0.67%	7.69%	3.55%

Correlation

The correlation between CPLS and NCPB is 0.94, 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	0.94
Correlation (All Time) Calculated using the full available price history since Mar 7, 2024	0.95

The correlation between CPLS and NCPB has been stable across timeframes, ranging from 0.94 to 0.95 - a consistent structural relationship.

Return for Risk

CPLS vs. NCPB — Risk / Return Rank

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

CPLS

CPLS Risk / Return Rank: 39
CPLS Sharpe Ratio Rank: 38
CPLS Sortino Ratio Rank: 40
CPLS Omega Ratio Rank: 36
CPLS Calmar Ratio Rank: 41
CPLS Martin Ratio Rank: 40

NCPB

NCPB Risk / Return Rank: 49
NCPB Sharpe Ratio Rank: 51
NCPB Sortino Ratio Rank: 55
NCPB Omega Ratio Rank: 52
NCPB Calmar Ratio Rank: 43
NCPB Martin Ratio Rank: 42

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.

CPLS vs. NCPB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for AB Core Plus Bond ETF (CPLS) and Nuveen Core Plus Bond ETF (NCPB). 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.

	CPLS	NCPB	Difference
Sharpe ratio Return per unit of total volatility	1.37	1.80	-0.42
Sortino ratio Return per unit of downside risk	2.08	2.67	-0.60
Omega ratio Gain probability vs. loss probability	1.24	1.33	-0.09
Calmar ratio Return relative to maximum drawdown	2.07	2.14	-0.08
Martin ratio Return relative to average drawdown	6.52	6.85	-0.33
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

CPLS vs. NCPB - Sharpe Ratio Comparison

The current CPLS Sharpe Ratio is 1.37, which is comparable to the NCPB Sharpe Ratio of 1.80. The chart below compares the historical Sharpe Ratios of CPLS and NCPB, 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

	CPLS	NCPB	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.37	1.80	-0.42
Sharpe Ratio (All Time) Calculated using the full available price history	0.87	1.23	-0.36

Drawdowns

CPLS vs. NCPB - Drawdown Comparison

The maximum CPLS drawdown since its inception was -4.43%, which is greater than NCPB's maximum drawdown of -3.59%. Use the drawdown chart below to compare losses from any high point for CPLS and NCPB.

Drawdown Indicators

	CPLS	NCPB	Difference
Max Drawdown Largest peak-to-trough decline	-4.43%	-3.59%	-0.84%
Max Drawdown (1Y) Largest decline over 1 year	-2.47%	-2.88%	+0.41%
Current Drawdown Current decline from peak	-1.03%	-1.17%	+0.14%
Average Drawdown Average peak-to-trough decline	-1.24%	-0.92%	-0.32%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.78%	0.90%	-0.12%

Volatility

CPLS vs. NCPB - Volatility Comparison

AB Core Plus Bond ETF (CPLS) has a higher volatility of 1.42% compared to Nuveen Core Plus Bond ETF (NCPB) at 1.28%. This indicates that CPLS's price experiences larger fluctuations and is considered to be riskier than NCPB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CPLS	NCPB	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.42%	1.28%	+0.14%
Volatility (6M) Calculated over the trailing 6-month period	2.88%	2.65%	+0.23%
Volatility (1Y) Calculated over the trailing 1-year period	3.87%	3.54%	+0.33%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.82%	4.34%	+0.48%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.82%	4.34%	+0.48%

CPLS vs. NCPB - Expense Ratio Comparison

CPLS has a 0.33% expense ratio, which is higher than NCPB's 0.30% expense ratio.

Dividends

CPLS vs. NCPB - Dividend Comparison

CPLS's dividend yield for the trailing twelve months is around 4.61%, less than NCPB's 5.20% yield.

Position	TTM	2025	2024	2023
CPLS AB Core Plus Bond ETF	4.61%	4.66%	4.71%	0.23%
NCPB Nuveen Core Plus Bond ETF	5.20%	5.21%	5.14%	0.00%

Frequently Asked Questions

Can I hold both CPLS and NCPB in my portfolio?

With a correlation of 0.94, CPLS and NCPB 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, CPLS or NCPB?

CPLS has higher volatility (1.42%) compared to NCPB (1.28%). In terms of maximum drawdown, CPLS dropped -4.43% vs NCPB's -3.59%.

Which ETF is better, CPLS or NCPB?

On 1-year performance, NCPB leads with 6.33% vs 5.29% for CPLS. On fees, NCPB is cheaper at 0.30% per year. On volatility, NCPB has been the lower-risk option at 1.28%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, CPLS or NCPB?

Over the 1-year period, NCPB has performed better with a 6.33% return vs 5.29%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, CPLS or NCPB?

NCPB is cheaper with a 0.30% expense ratio, compared with 0.33% for CPLS.

Which ETF pays a higher dividend yield, CPLS or NCPB?

NCPB has the higher dividend yield at 5.20%, compared with 4.61% for CPLS.

What is the main difference between CPLS and NCPB?

They also come from different issuers: AllianceBernstein and Nuveen. Their fees differ too: 0.33% for CPLS and 0.30% for NCPB.

Which has better risk-adjusted returns?

NCPB currently has the higher Sharpe Ratio (1.80 vs 1.37), 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.