SIOvsWTBNETF Comparison
VS
ETF 2
WTBN
WisdomTree Bianco Fixed Income Total Return Fund
This fund is part of
US Aggregate Bonds
-0.07%
Touchstone Strategic Income Opportunities ETF (SIO) belongs to the Multi-Asset: Other segment. WisdomTree Bianco Fixed Income Total Return Fund (WTBN) is part of the US Aggregate Bonds segment. Both ETFs have the same top 3 sector exposures: Sovereign, Finance and Industrials. SIO is more expensive with a Total Expense Ratio (TER) of 0.88%, versus 0.64% for WTBN. SIO is up 0.85% year-to-date (YTD) with +$72M in YTD flows. WTBN performs worse with -0.97% YTD performance, and +$18M in YTD flows. Run a side-by-side ETF comparison of SIO and WTBN 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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SIO vs WTBN performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 08/31/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | SIO WTBN | +0.59%+0.36% | -0.18%-1.11% | +0.85%-0.97% | +3.74%+1.01% | +22.36%n/a | n/an/a |
| Flows | SIO WTBN | +$18M+$1M | +$39M-$2M | +$72M+$18M | +$95M+$33M | +$196M- | -- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | SIO WTBN | +3.29%+4.36% | +3.07%+3.74% | +4.12%n/a | n/an/a |
| Max drawdown | SIO WTBN | -1.49%-2.00% | -2.41%-2.75% | -3.67%n/a | n/an/a |
| Max drawdown duration | SIO WTBN | 64d63d | 183d183d | 78dn/a | n/an/a |
Trading data
SIO | WTBN | |
Last sale 8/31/2026 at 7:44 PM | $25.31 | $24.67 |
| Previous close 08/31/2026 | $25.36 | $24.70 |
| Consolidated volume 08/31/2026 | ||
| 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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SIO
is actively managed and doesn’t replicate an indexSIO | WTBN | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 8/31/2026 at 7:44 PM
Live
Closed
SIO | WTBN | |
|---|---|---|
| Last price | $25.31 | $24.67 |
| 1D performance | -0.20% | -0.10% |
| AuM | $294.68 M | $102.58 M |
| E/R | 0.88% | 0.64% |
Characteristics
SIO | WTBN | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | Touchstone Investments | WisdomTree |
| Benchmark | - | Bianco Research Fixed Income Index |
| N° of holdings | 149 | 10050 |
| Asset class | - | Fixed Income |
| Trailing 12m distribution yield | Join | Join |
| Inception date | July 21, 2022 | December 20, 2023 |
| ESG | No | No |
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Exposure
Countries
SIO
USA
69.99%
Other
30.01%
WTBN
USA
77.37%
Other
22.63%
Sectors
SIO
Sovereign
31.42%
Finance
14.79%
Industrials
8.13%
Other
45.66%
WTBN
Sovereign
43.54%
Finance
8.72%
Industrials
7.39%
Other
40.35%
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Diversification
SIO
Total weight of top 15 holdings out of 15
34.41%
WTBN
Total weight of top 15 holdings out of 15
8.09%
Top 15 holdings
Data as of July 31, 2026
SIO
USA, Notes 4.125% 15feb2036, USD (B-2036)
5.15%
USA, Notes 4.125% 30jun2028, USD (BD-2028)
4.60%
USA, Bonds 4.75% 15feb2045, USD
4.38%
USA, Notes 3.75% 15apr2028, USD (AM-2028)
4.28%
USA, Bonds 4.75% 15aug2055, USD
3.44%
USA, Bonds 5% 15may2056, USD
2.40%
USA, Notes 3.875% 31mar2031, USD (W-2031)
2.11%
Dreyfus Government Cash Management
1.74%
USA, TIPS 2.375% 15feb2056, USD
1.70%
USA, Notes 4.375% 15may2036, USD (C-2036)
0.86%
USA, Bonds 4.625% 15nov2055, USD
0.80%
General Motors Financial, 3.1% 12jan2032, USD
0.78%
Barclays, 2.894% 24nov2032, USD
0.75%
USA, Bonds 4.75% 15feb2056, USD
0.72%
United Airlines, 4.625% 15apr2029, USD
0.71%
WTBN
BlackRock Cash Funds - Institutional
2.05%
USA, Notes 3.375% 15may2033, USD (C-2033)
0.51%
USA, Notes 4.125% 15feb2036, USD (B-2036)
0.49%
USA, Notes 4.375% 30nov2030, USD (S-2030)
0.46%
USA, Notes 4.625% 15feb2035, USD (B-2035)
0.45%
USA, Notes 4.25% 15aug2035, USD (E-2035)
0.45%
USA, Notes 4% 15feb2034, USD (B-2034)
0.44%
USA, Notes 4.25% 15nov2034, USD (F-2034)
0.44%
USA, Notes 4.5% 15nov2033, USD (F-2033)
0.44%
USA, Notes 4% 15nov2035, USD (F-2035)
0.43%
USA, Notes 4.375% 15may2034, USD (C-2034)
0.42%
USA, Notes 4.25% 15may2035, USD (C-2035)
0.42%
USA, Notes 4% 28feb2030, USD (H-2030)
0.37%
USA, Notes 4.125% 31aug2030, USD (P-2030)
0.36%
USA, Notes 1.375% 15nov2031, USD (F-2031)
0.36%
Frequently asked questions about SIO and WTBN
How have the SIO and WTBN ETFs performed in 2026?
As of August 31, 2026, SIO is up 0.85% year-to-date (YTD), while WTBN has lost -0.97%. That puts SIO better performer ahead so far this year.
Which ETF is attracting more investor money: SIO or WTBN?
Year-to-date, the SIO ETF saw +$72M in flows, compared to +$18M for WTBN.
Which ETF is more volatile: SIO or WTBN?
Over the past year, SIO had a volatility of 3.07%, while WTBN experienced 3.74%.
Which ETF is bigger: SIO or WTBN?
As of August 31, 2026, SIO holds $294.68 M in assets under management (AUM), while WTBN manages $102.58 M.
What sectors do the SIO and WTBN ETFs invest in?
SIO leans toward sectors like Sovereign, Finance and Industrials. Meanwhile, WTBN focuses on Sovereign, Finance and Industrials.
What are the top holdings of the SIO ETF and WTBN ETF?
SIO top holdings include USA, Notes 4.125% 15feb2036, USD (B-2036), USA, Notes 4.125% 30jun2028, USD (BD-2028) and USA, Bonds 4.75% 15feb2045, USD. WTBN holds in its top three: BlackRock Cash Funds - Institutional, USA, Notes 3.375% 15may2033, USD (C-2033) and USA, Notes 4.125% 15feb2036, USD (B-2036).
Which ETF is more diversified: SIO or WTBN?
SIO holds 220 securities with 34.41% of its assets in the top 15. WTBN has 18229 securities and a top 15 weight of 8.09%.
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