NCPBvsMFSBETF Comparison
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Nuveen Core Plus Bond ETF (NCPB) belongs to the Intl Aggregate Bonds segment. MFS Active Core Plus Bond ETF (MFSB) is part of the US Aggregate Bonds segment. NCPB's top 3 sector exposures are Sovereign, Industrials and Finance. In contrast, MFSB's top sector exposures are Sovereign, Finance and Industrials. NCPB is more expensive with a Total Expense Ratio (TER) of 0.63%, versus 0.34% for MFSB. NCPB is down -1.85% year-to-date (YTD) with +$1M in YTD flows. MFSB performs better with -1.12% YTD performance, and +$532M in YTD flows. Run a side-by-side ETF comparison of NCPB and MFSB below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
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NCPB vs MFSB performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/14/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | NCPB MFSB | -1.16%-0.33% | -2.37%-1.81% | -1.85%-1.12% | -1.33%-0.76% | n/an/a | n/an/a |
| Flows | NCPB MFSB | +$1M+$105M | +$1M+$197M | +$1M+$532M | +$2M+$581M | -- | -- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | NCPB MFSB | +4.08%+3.97% | +3.64%+3.52% | n/an/a | n/an/a |
| Max drawdown | NCPB MFSB | -3.43%-3.18% | -4.39%-4.09% | n/an/a | n/an/a |
| Max drawdown duration | NCPB MFSB | 50d51d | 227d228d | n/an/a | n/an/a |
Trading data
NCPB | MFSB | |
Last sale 10/16/2026 at 1:30 PM | $23.95 | $24.06 |
| Previous close 10/15/2026 | $23.94 | $24.09 |
| Consolidated volume 10/15/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
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Main metrics
Last update 10/16/2026 at 1:30 PM
Live
Closed
NCPB | MFSB | |
|---|---|---|
| Last price | $23.95 | $24.06 |
| 1D performance | +0.05% | -0.14% |
| AuM | $54.80 M | $669.73 M |
| E/R | 0.63% | 0.34% |
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Exposure
Countries
NCPB
USA
59.61%
Other
40.39%
MFSB
USA
57.49%
Other
42.51%
Sectors
NCPB
Sovereign
21.44%
Industrials
16.89%
Finance
15.19%
Other
46.49%
MFSB
Sovereign
27.4%
Finance
19.95%
Industrials
8.05%
Other
44.6%
Diversification
NCPB
Total weight of top 15 holdings out of 15
23.33%
MFSB
Total weight of top 15 holdings out of 15
27.94%
Top 15 holdings
Data as of August 31, 2026
NCPB
USA, Bonds 4.625% 15nov2044, USD
4.32%
USA, Bonds 4.75% 15may2055, USD
3.92%
US3140W0GF64
1.73%
USA, Bonds 5% 15may2046, USD
1.67%
USA, Notes 3.5% 28feb2031, USD (V-2031)
1.39%
FR SD8256, 4% 1oct2052, USD (ABS)
1.33%
USA, Notes 4.375% 15may2036, USD (C-2036)
1.17%
FN MA5165, 5.5% 1oct2053, USD (ABS)
1.09%
FR SD8231, 4.5% 1jul2052, USD (ABS)
1.09%
FN MA4684, 4.5% 1jun2052, USD (ABS)
1.02%
US31418EGJ38
0.97%
JP Morgan, 4.851% 25jul2028, USD
0.97%
USA, Notes 4.125% 15feb2036, USD (B-2036)
0.89%
USA, Notes 4.125% 30apr2033, USD (K-2033)
0.89%
FN MA5331, 5.5% 1apr2054, USD (ABS)
0.88%
MFSB
USA, Bonds 4.625% 15nov2045, USD
9.13%
USA, Notes 3.875% 31jul2030, USD (AB-2030)
4.69%
USA, Bonds 4.625% 15nov2055, USD
3.92%
USA, Notes 4.125% 31oct2029, USD (AF-2029)
2.46%
US01F0306948
0.97%
USA, Bonds 4.625% 15nov2044, USD
0.92%
USA, Bonds 4.875% 15aug2045, USD
0.89%
USA, Bonds 4.5% 15nov2054, USD
0.88%
Boston Properties LP, 5.75% 15jan2035, USD
0.66%
Bank of America Corporation, 5.744% 12feb2036, USD (N)
0.61%
Highwoods Realty, 5.35% 15jan2033, USD
0.61%
Jefferies Financial Group, 5.5% 15feb2036, USD
0.57%
Corebridge Financial, 5.75% 15jan2034, USD
0.56%
US12570XAQ51
0.55%
USA, Bonds 4.25% 15feb2054, USD
0.54%
Frequently asked questions about NCPB and MFSB
How have the NCPB and MFSB ETFs performed in 2026?
As of October 14, 2026, NCPB is down -1.85% year-to-date (YTD), while MFSB has lost -1.12%. That puts MFSB better performer ahead so far this year.
Which ETF is attracting more investor money: NCPB or MFSB?
Year-to-date, the NCPB ETF saw +$1M in flows, compared to +$532M for MFSB.
Which ETF is more volatile: NCPB or MFSB?
Over the past year, NCPB had a volatility of 3.64%, while MFSB experienced 3.52%.
Which ETF is bigger: NCPB or MFSB?
As of October 14, 2026, NCPB holds $54.80 M in assets under management (AUM), while MFSB manages $669.73 M.
What sectors do the NCPB and MFSB ETFs invest in?
NCPB leans toward sectors like Sovereign, Industrials and Finance. Meanwhile, MFSB focuses on Sovereign, Finance and Industrials.
What are the top holdings of the NCPB ETF and MFSB ETF?
NCPB top holdings include USA, Bonds 4.625% 15nov2044, USD, USA, Bonds 4.75% 15may2055, USD and US3140W0GF64. MFSB holds in its top three: USA, Bonds 4.625% 15nov2045, USD, USA, Notes 3.875% 31jul2030, USD (AB-2030) and USA, Bonds 4.625% 15nov2055, USD.
Which ETF is more diversified: NCPB or MFSB?
NCPB holds 484 securities with 23.33% of its assets in the top 15. MFSB has 463 securities and a top 15 weight of 27.94%.
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Latest news about NCPB & MFSB
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