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VMBSvsJMSTETF Comparison

ETF 1
VMBS

Vanguard Mortgage-Backed Securities ETF

This fund is part of
MBS & ABS
-0.11%
VS
ETF 2
JMST

JPMorgan Ultra-Short Municipal Income ETF

This fund is part of
Municipal Bonds
+0.2%

Vanguard Mortgage-Backed Securities ETF (VMBS) belongs to the MBS & ABS segment. JPMorgan Ultra-Short Municipal Income ETF (JMST) is part of the Municipal Bonds segment. VMBS's top 3 sector exposures are Industrials, Finance and Government Agencies. In contrast, JMST's top sector exposures are Municipal and Sovereign. VMBS is less expensive with a Total Expense Ratio (TER) of 0.03%, versus 0.18% for JMST. VMBS is down -1.56% year-to-date (YTD) with +$1.65B in YTD flows. JMST performs better with 1.8% YTD performance, and +$1.84B in YTD flows. Run a side-by-side ETF comparison of VMBS and JMST 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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VMBS vs JMST performance and flow charts

Performance

-1.5-1.0-0.50.00.51.0%Sep 23Sep 30Oct 7Oct 14Oct 21

Cumulative Flows

0 M100 M200 M300 M400 M500 M600 MSep 23Sep 30Oct 7Oct 14Oct 21

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Daily, global ETF data for advanced analysis or integration into apps (API), from our partner Trackinsight.

Historic performance and flows
Data as of 10/23/2026
1M3MYTD1Y3Y5Y
Perf.
VMBS
JMST
+0.90%+0.63%
-0.77%+0.64%
-1.56%+1.80%
-1.07%+2.37%
+19.19%+10.15%
+0.51%+12.73%
Flows
VMBS
JMST
+$101M+$618M
+$687M+$1.11B
+$1.65B+$1.84B
+$1.62B+$3.09B
-$1.53B+$5.73B
+$2.95B+$5.99B
Volatility and drawdown
3M1Y3Y5Y
Volatility
VMBS
JMST
+5.69%+0.77%
+4.39%+0.48%
+5.35%+0.44%
+6.51%+0.46%
Max drawdown
VMBS
JMST
-4.22%-0.60%
-5.75%-0.60%
-5.75%-0.60%
-16.74%-0.92%
Max drawdown duration
VMBS
JMST
59d45d
236d45d
236d45d
1398d337d
Trading data

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VMBS
JMST
Last sale
10/23/2026 at 1:30 PM
$45.23
Previous close
10/22/2026
$45.30
Consolidated volume
10/22/2026
Average volume
30 days
Average discount or premium
30 days
Average Bid/Ask spread
30 days
Replication quality
Data as of September 30, 2026
1-year trailing difference

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JMST
is actively managed and doesn’t replicate an index

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VMBS
JMST
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst
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Main metrics
Last update 10/23/2026 at 1:30 PM
Live
Closed
VMBS
JMST
Last price
$45.23
–
1D performance
-0.15%
–
AuM$15.87 B$8.22 B
E/R0.03%0.18%
Characteristics
VMBS
JMST
Management strategyPassiveActive
ProviderVanguardJ.P. Morgan Asset Management
BenchmarkBloomberg U.S. MBS Float Adjusted Index-
N° of holdings698483
Asset classBonds-
Trailing 12m distribution yield
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Inception dateNovember 19, 2009October 16, 2018
ESGNoNo
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Exposure

Countries

VMBS
USA
26.03%
Other
73.97%
JMST
USA
25.31%
Other
74.69%

Sectors

VMBS
Industrials
25.62%
Other
74.38%
JMST
Municipal
24.23%
Other
75.77%

Diversification

VMBS

Total weight of top 15 holdings out of 15

3.67%
JMST

Total weight of top 15 holdings out of 15

11.08%

Top 15 holdings

Data as of August 31, 2026
VMBS
G2 MB0025, 5% 20nov2054, USD (ABS)
0.28%
US3618N56H72
0.28%
US3618N6K636
0.26%
US3618N6BE68
0.26%
US3140Y9B864
0.26%
G2 MB0024, 4.5% 20nov2054, USD (ABS)
0.25%
US21H0606A46
0.25%
US3132E0TL66
0.25%
US3142J6DY61
0.24%
US3618N6HU47
0.23%
FR SD8146, 2% 1may2051, USD (ABS)
0.23%
US3618N6FL65
0.23%
US01F0526982
0.22%
US3142J6C840
0.22%
FR RQ0056, 5.5% 1oct2055, USD (ABS)
0.21%
JMST
USA, Bills 0% 10sep2026, USD (182D)
1.08%
US64972GZB30
0.97%
US93974FDR10
0.85%
US01170PBW59
0.80%
US60412A2K82
0.74%
US424092HZ03
0.71%
US644894QC44
0.68%
US6492284K61
0.68%
US57421CHW73
0.67%
US9788624C19
0.67%
US650860AZ26
0.66%
US543077YT22
0.66%
US083773EE76
0.64%
US87638TEH23
0.64%
District of Columbia, FRN 1jun2051, USD (2026C)
0.63%
Frequently asked questions about VMBS and JMST

How have the VMBS and JMST ETFs performed in 2026?

As of October 23, 2026, VMBS is down -1.56% year-to-date (YTD), while JMST has returned 1.8%. That puts JMST better performer ahead so far this year.

Which ETF is attracting more investor money: VMBS or JMST?

Year-to-date, the VMBS ETF saw +$1.65B in flows, compared to +$1.84B for JMST.

Which ETF is more volatile: VMBS or JMST?

Over the past year, VMBS had a volatility of 4.39%, while JMST experienced 0.48%.

Which ETF is bigger: VMBS or JMST?

As of October 23, 2026, VMBS holds $15.87 B in assets under management (AUM), while JMST manages $8.22 B.

What sectors do the VMBS and JMST ETFs invest in?

VMBS leans toward sectors like Industrials. Meanwhile, JMST focuses on Municipal.

What are the top holdings of the VMBS ETF and JMST ETF?

VMBS top holdings include G2 MB0025, 5% 20nov2054, USD (ABS), US3618N56H72 and US3618N6K636. JMST holds in its top three: USA, Bills 0% 10sep2026, USD (182D), US64972GZB30 and US93974FDR10.

Which ETF is more diversified: VMBS or JMST?

VMBS holds 4834 securities with 3.67% of its assets in the top 15. JMST has 1542 securities and a top 15 weight of 11.08%.

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