MBSDvsWTMUETF Comparison
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Northern Trust Disciplined Duration MBS ETF (MBSD) belongs to the MBS & ABS segment. WisdomTree Core Laddered Municipal Fund (WTMU) is part of the Municipal Bonds segment. MBSD's top 1 sector exposures are Industrials. In contrast, WTMU's top sector exposures are Municipal. MBSD is less expensive with a Total Expense Ratio (TER) of 0.21%, versus 0.25% for WTMU. MBSD is down -1.15% year-to-date (YTD) with -$2M in YTD flows. WTMU performs worse with -1.98% YTD performance, and +$3M in YTD flows. Run a side-by-side ETF comparison of MBSD and WTMU 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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MBSD vs WTMU performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/20/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | MBSD WTMU | -0.43%+0.01% | -1.39%-2.44% | -1.15%-1.98% | -0.64%-1.25% | +15.86%n/a | +1.67%n/a |
| Flows | MBSD WTMU | -$999K- | -$999K- | -$2M+$3M | +$3M+$4M | +$23M- | -$7M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | MBSD WTMU | +3.80%+4.23% | +3.18%+2.69% | +3.93%n/a | +4.68%n/a |
| Max drawdown | MBSD WTMU | -3.02%-4.78% | -3.74%-6.14% | -3.74%n/a | -13.53%n/a |
| Max drawdown duration | MBSD WTMU | 56d68d | 233d236d | 233dn/a | 1374dn/a |
Trading data
MBSD | WTMU | |
Last sale 10/20/2026 at 7:59 PM | $20.01 | $24.68 |
| Previous close 10/20/2026 | $19.98 | $24.65 |
| Consolidated volume 10/20/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of October 21, 2026
1-year trailing difference
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WTMU
is actively managed and doesn’t replicate an indexMBSD | WTMU | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 10/20/2026 at 7:59 PM
Live
Closed
MBSD | WTMU | |
|---|---|---|
| Last price | $20.01 | $24.68 |
| 1D performance | +0.15% | +0.12% |
| AuM | $85.99 M | $8.89 M |
| E/R | 0.21% | 0.25% |
Characteristics
MBSD | WTMU | |
|---|---|---|
| Management strategy | Passive | Active |
| Provider | Northern Trust | WisdomTree |
| Benchmark | ICE BofA Constrained Duration US Mortgage Backed Securities Index | - |
| N° of holdings | 39 | 17 |
| Asset class | Fixed Income | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | September 3, 2014 | April 2, 2025 |
| ESG | No | No |
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Exposure
Countries
MBSD
USA
12.68%
Other
87.32%
WTMU
USA
25.5%
Other
74.5%
Sectors
MBSD
Industrials
12.68%
Other
87.32%
WTMU
Municipal
25.5%
Other
74.5%
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Diversification
MBSD
Total weight of top 15 holdings out of 15
22.5%
WTMU
Total weight of top 15 holdings out of 15
37.77%
Top 15 holdings
Data as of August 31, 2026
MBSD
US01F0626972
2.55%
US01F0406938
2.16%
US36180AAK97
1.96%
US3132CYFK10
1.96%
US31427QCF72
1.47%
US3140W6KM30
1.34%
US3140XPUS68
1.33%
FN MA4418, 2% 1sep2036, USD (ABS)
1.29%
US3622AAXB57
1.28%
US3140W5Y247
1.23%
US3140XHKH97
1.21%
US3140W0ZG37
1.19%
G2 MA7937, 3% 20mar2052, USD (ABS)
1.18%
US01F0706907
1.18%
G2 MA6283, 3% 20nov2049, USD (ABS)
1.17%
WTMU
US882669DJ09
3.22%
US7352403D38
2.93%
US575898DF55
2.88%
Kentucky Public Energy Authority, 5% 1may2036, USD (2025)
2.86%
US59447UBZ21
2.61%
US60637AA857
2.60%
County of Harris, 5% 15aug2028, USD (2018A)
2.56%
US083599KU39
2.50%
US03843TBX81
2.40%
Black Belt Energy Gas District, 5% 1jul2033, USD (2026)
2.30%
Denver, 5% 1dec2029, USD (2018A)
2.29%
US46613SRW25
2.23%
New York Dormitory Authority, 5% 1jul2041, USD (2022A)
2.21%
US442349KL98
2.11%
US167727J237
2.07%
Frequently asked questions about MBSD and WTMU
How have the MBSD and WTMU ETFs performed in 2026?
As of October 20, 2026, MBSD is down -1.15% year-to-date (YTD), while WTMU has lost -1.98%. That puts MBSD better performer ahead so far this year.
Which ETF is attracting more investor money: MBSD or WTMU?
Year-to-date, the MBSD ETF saw -$2M in flows, compared to +$3M for WTMU.
Which ETF is more volatile: MBSD or WTMU?
Over the past year, MBSD had a volatility of 3.18%, while WTMU experienced 2.69%.
Which ETF is bigger: MBSD or WTMU?
As of October 20, 2026, MBSD holds $85.99 M in assets under management (AUM), while WTMU manages $8.89 M.
What sectors do the MBSD and WTMU ETFs invest in?
MBSD leans toward sectors like Industrials. Meanwhile, WTMU focuses on Municipal.
What are the top holdings of the MBSD ETF and WTMU ETF?
MBSD top holdings include US01F0626972, US01F0406938 and US36180AAK97. WTMU holds in its top three: US882669DJ09, US7352403D38 and US575898DF55.
Which ETF is more diversified: MBSD or WTMU?
MBSD holds 467 securities with 22.5% of its assets in the top 15. WTMU has 88 securities and a top 15 weight of 37.77%.
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