SMMUvsTAFMETF Comparison
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PIMCO Short Term Municipal Bond Active ETF (SMMU) and AB Tax-Aware Intermediate Municipal ETF (TAFM) belong to the same industry segment: Municipal Bonds. SMMU's top 3 sector exposures are Municipal, Sovereign and Government Agencies. In contrast, TAFM's top sector exposures are Municipal and Industrials. SMMU is more expensive with a Total Expense Ratio (TER) of 0.35%, versus 0.28% for TAFM. SMMU is up 0.95% year-to-date (YTD) with +$276M in YTD flows. TAFM performs worse with -1.88% YTD performance, and +$650M in YTD flows. Run a side-by-side ETF comparison of SMMU and TAFM 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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SMMU vs TAFM performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/16/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | SMMU TAFM | +0.24%-0.42% | -0.24%-3.59% | +0.95%-1.88% | +1.50%-1.37% | +11.04%n/a | +9.77%n/a |
| Flows | SMMU TAFM | +$51M+$286M | +$110M+$420M | +$276M+$650M | +$272M+$724M | +$695M- | +$707M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | SMMU TAFM | +2.02%+5.25% | +1.19%+3.27% | +1.38%n/a | +1.34%n/a |
| Max drawdown | SMMU TAFM | -1.87%-6.00% | -1.87%-6.61% | -1.87%n/a | -4.42%n/a |
| Max drawdown duration | SMMU TAFM | 52d92d | 52d102d | 52dn/a | 738dn/a |
Trading data
SMMU | TAFM | |
Last sale 10/16/2026 at 1:30 PM | $49.82 | $24.29 |
| Previous close 10/15/2026 | $49.83 | $24.23 |
| 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
SMMU | TAFM | |
|---|---|---|
| Last price | $49.82 | $24.29 |
| 1D performance | -0.02% | +0.25% |
| AuM | $1.24 B | $1.07 B |
| E/R | 0.35% | 0.28% |
Characteristics
SMMU | TAFM | |
|---|---|---|
| Management strategy | Active | Active |
| Provider | PIMCO | AllianceBernstein |
| Benchmark | - | - |
| N° of holdings | 107 | 253 |
| Asset class | - | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | February 1, 2010 | December 13, 2023 |
| ESG | No | No |
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Exposure
Countries
SMMU
USA
42.82%
Other
57.18%
TAFM
USA
41.1%
Other
58.9%
Sectors
SMMU
Municipal
27.39%
Sovereign
10.62%
Other
61.99%
TAFM
Municipal
40.89%
Other
59.11%
Diversification
SMMU
Total weight of top 15 holdings out of 15
24.02%
TAFM
Total weight of top 15 holdings out of 15
7.34%
Top 15 holdings
Data as of August 31, 2026
SMMU
USA, Bills 0% 20oct2026, USD (119D)
5.93%
FHLB, 0% 21sep2026, USD (364D)
2.62%
USA, Notes 4.25% 31jul2028, USD (BE-2028)
1.69%
US20775DL830
1.65%
USA, Bills 0% 15sep2026, USD (119D)
1.42%
FHLB, 0% 4sep2026, USD (365D)
1.40%
New York Municipal Water Finance Authority, FRN 15jun2050, USD
1.27%
Tarrant Cultural Education Facilities Finance Corp., FRN 15nov2063, USD (2026A&B)
1.16%
Fort Bend Independent School District, FRN 1aug2055, USD (2025B)
1.15%
US593344CB87
1.04%
US20775DZL99
1.03%
US20775DTS17
0.98%
US57585BRA88
0.91%
US678604AC33
0.90%
US13063EUT18
0.86%
TAFM
Idaho, 4% 30jun2027, USD (2026)
0.67%
US915260FV02
0.66%
Maryland Economic Development Corp., 5.25% 30jun2055, USD (2022B)
0.57%
California Community Choice Financing Authority, 5% 1apr2056, USD (2026A-1)
0.49%
Kentucky Public Energy Authority, 5% 1may2036, USD (2025)
0.48%
Chicago Transit Authority, 5% 1dec2049, USD (2024A)
0.47%
US7485082P22
0.47%
New York Transitional Finance Authority, 5.25% 1may2055, USD (2026)
0.47%
US646140KU60
0.47%
US04780M7G87
0.46%
Wisconsin Public Finance Authority, 6.5% 30jun2060, USD (2025)
0.45%
California Community Choice Financing Authority, 5% 1aug2055, USD (2024C)
0.44%
US544446AS64
0.42%
Vail, 5.5% 1dec2064, USD (2025)
0.42%
New York Transportation Development Corp., 6% 30jun2059, USD (2025)
0.41%
Frequently asked questions about SMMU and TAFM
How have the SMMU and TAFM ETFs performed in 2026?
As of October 16, 2026, SMMU is up 0.95% year-to-date (YTD), while TAFM has lost -1.88%. That puts SMMU better performer ahead so far this year.
Which ETF is attracting more investor money: SMMU or TAFM?
Year-to-date, the SMMU ETF saw +$276M in flows, compared to +$650M for TAFM.
Which ETF is more volatile: SMMU or TAFM?
Over the past year, SMMU had a volatility of 1.19%, while TAFM experienced 3.27%.
Which ETF is bigger: SMMU or TAFM?
As of October 16, 2026, SMMU holds $1.24 B in assets under management (AUM), while TAFM manages $1.07 B.
What sectors do the SMMU and TAFM ETFs invest in?
SMMU leans toward sectors like Municipal and Sovereign. Meanwhile, TAFM focuses on Municipal.
What are the top holdings of the SMMU ETF and TAFM ETF?
SMMU top holdings include USA, Bills 0% 20oct2026, USD (119D), FHLB, 0% 21sep2026, USD (364D) and USA, Notes 4.25% 31jul2028, USD (BE-2028). TAFM holds in its top three: Idaho, 4% 30jun2027, USD (2026), US915260FV02 and Maryland Economic Development Corp., 5.25% 30jun2055, USD (2022B).
Which ETF is more diversified: SMMU or TAFM?
SMMU holds 344 securities with 24.02% of its assets in the top 15. TAFM has 667 securities and a top 15 weight of 7.34%.
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