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AUSMvsIBMWETF Comparison

ETF 1
AUSM

Allspring Ultra Short Municipal ETF

This fund is part of
Municipal Bonds
-0.03%
VS
ETF 2
IBMW

iShares iBonds Dec 2034 Term Muni Bond ETF

This fund is part of
Municipal Bonds
-0.03%

Allspring Ultra Short Municipal ETF (AUSM) and iShares iBonds Dec 2034 Term Muni Bond ETF (IBMW) have similar underlying exposures to countries and sectors. They also belong to the same industry segment: Municipal Bonds. AUSM's top 1 sector exposures are Municipal. In contrast, IBMW's top sector exposures are Municipal and Non-Corporate. AUSM is more expensive with a Total Expense Ratio (TER) of 0.18%, versus 0.1% for IBMW. Run a side-by-side ETF comparison of AUSM and IBMW 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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AUSM vs IBMW performance and flow charts

Performance

-0.50.00.51.0%Aug 3Aug 10Aug 17Aug 24Aug 31

Cumulative Flows

0 M1 M2 M3 M4 M5 MAug 3Aug 10Aug 17Aug 24Aug 31

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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 09/01/2026
1M3MYTD1Y3Y5Y
Perf.
AUSM
IBMW
+0.20%-0.58%
+0.54%-2.19%
+1.53%n/a
+2.50%n/a
n/an/a
n/an/a
Flows
AUSM
IBMW
-+$5M
+$2M+$5M
+$3M-
+$7M-
--
--
Volatility and drawdown
3M1Y3Y5Y
Volatility
AUSM
IBMW
+0.39%+2.80%
+0.41%n/a
n/an/a
n/an/a
Max drawdown
AUSM
IBMW
-0.15%-2.59%
-0.24%n/a
n/an/a
n/an/a
Max drawdown duration
AUSM
IBMW
20d58d
37dn/a
n/an/a
n/an/a
Trading data

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AUSM
IBMW
Last sale
9/2/2026 at 1:30 PM
$25.02
$24.49
Previous close
09/02/2026
$25.04
$24.53
Consolidated volume
09/02/2026
Average volume
30 days
Average discount or premium
30 days
Average Bid/Ask spread
30 days
Replication quality
Data as of August 31, 2026
1-year trailing difference

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AUSM
is actively managed and doesn’t replicate an index

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AUSM
IBMW
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst
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Main metrics
Last update 9/2/2026 at 1:30 PM
Live
Closed
AUSM
IBMW
Last price
$25.02
$24.49
1D performance
-0.06%
-0.18%
AuM$33.01 M$8.57 M
E/R0.18%0.1%
Characteristics
AUSM
IBMW
Management strategyActivePassive
ProviderAllspringiShares
Benchmark-S&P AMT-Free Municipal Series Callable-Adjusted 2034 Index
N° of holdings1517
Asset class--
Trailing 12m distribution yield
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Inception dateJuly 8, 2025April 7, 2026
ESGNoNo
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Exposure

Countries

AUSM
USA
12.83%
Other
87.17%
IBMW
USA
12.83%
Other
87.17%

Sectors

AUSM
Municipal
12.83%
Other
87.17%
IBMW
Municipal
12.05%
Other
87.95%
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Diversification

AUSM

Total weight of top 15 holdings out of 15

24.58%
IBMW

Total weight of top 15 holdings out of 15

20.37%

Top 15 holdings

Data as of July 31, 2026
AUSM
US46640KS620
2.27%
US44244CN944
2.12%
US20775DXK35
1.90%
US09025PFN15
1.56%
US7436006C72
1.54%
Chandler Industrial Development Authority, 4.1% 1dec2037, USD (2007)
1.53%
US167562SY49
1.53%
US67756CGH51
1.53%
US01179R6Z17
1.52%
US579729EW01
1.52%
US494053MA62
1.51%
US010050BV34
1.51%
US60700HUN78
1.51%
US469400DZ58
1.51%
US95345PAC23
1.51%
IBMW
US682001LB65
1.84%
US161045SV26
1.65%
US64613CFV54
1.65%
California, 5% 1aug2034, USD
1.56%
California, 5% 1sep2037, USD
1.52%
US709225GW01
1.49%
US91523NYK61
1.35%
US25476FD626
1.23%
US60412AM595
1.22%
US586158SG34
1.22%
US153476JP20
1.21%
US88213ATQ84
1.20%
US64990AWF82
1.08%
US10146HNH56
1.08%
US41423PDM68
1.07%
Frequently asked questions about AUSM and IBMW

Which ETF is bigger: AUSM or IBMW?

As of September 1, 2026, AUSM holds $33.01 M in assets under management (AUM), while IBMW manages $8.57 M.

What sectors do the AUSM and IBMW ETFs invest in?

AUSM leans toward sectors like Municipal. Meanwhile, IBMW focuses on Municipal.

What are the top holdings of the AUSM ETF and IBMW ETF?

AUSM top holdings include US46640KS620, US44244CN944 and US20775DXK35. IBMW holds in its top three: US682001LB65, US161045SV26 and US64613CFV54.

Which ETF is more diversified: AUSM or IBMW?

AUSM holds 97 securities with 24.58% of its assets in the top 15. IBMW has 124 securities and a top 15 weight of 20.37%.

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