SYSBvsZTAXETF Comparison
ETF 1
SYSB
iShares Edge U.S. Fixed Income Balanced Risk ETF
This fund is part of
US Aggregate Bonds
-0.07%
VS
iShares Edge U.S. Fixed Income Balanced Risk ETF (SYSB) belongs to the US Aggregate Bonds segment. X-Square Municipal Income Tax Free ETF (ZTAX) is part of the Municipal Bonds segment. SYSB's top 3 sector exposures are Sovereign, Finance and Non-Corporate. In contrast, ZTAX's top sector exposures are Municipal and Non-Corporate. SYSB is less expensive with a Total Expense Ratio (TER) of 0.25%, versus 5.82% for ZTAX. SYSB is down -0.13% year-to-date (YTD) with +$529M in YTD flows. ZTAX performs better with 2.11% YTD performance, and +$686K in YTD flows. Run a side-by-side ETF comparison of SYSB and ZTAX 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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SYSB vs ZTAX performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 08/31/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | SYSB ZTAX | +0.53%-0.16% | -0.50%-0.23% | -0.13%+2.11% | +2.41%+6.82% | +20.12%+15.45% | +6.29%n/a |
| Flows | SYSB ZTAX | +$31M- | +$149M+$689K | +$529M+$686K | +$1.14B+$686K | +$1.16B+$1M | +$1.12B- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | SYSB ZTAX | +4.06%+3.72% | +3.87%+4.27% | +3.50%+5.33% | +4.72%n/a |
| Max drawdown | SYSB ZTAX | -1.77%-2.17% | -2.98%-2.17% | -2.98%-8.75% | -18.34%n/a |
| Max drawdown duration | SYSB ZTAX | 63d61d | 183d61d | 183d316d | 1323dn/a |
Trading data
SYSB | ZTAX | |
Last sale 8/31/2026 at 7:56 PM | $25.10 | |
| Previous close 08/31/2026 | $25.00 | |
| 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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ZTAX
is actively managed and doesn’t replicate an indexSYSB | ZTAX | |
|---|---|---|
| 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 7:56 PM
Live
Closed
SYSB | ZTAX | |
|---|---|---|
| Last price | – | $25.10 |
| 1D performance | – | +0.40% |
| AuM | $1.20 B | $5.09 M |
| E/R | 0.25% | 5.82% |
Characteristics
SYSB | ZTAX | |
|---|---|---|
| Management strategy | Passive | Active |
| Provider | iShares | X-Square Capital |
| Benchmark | BlackRock Universal Systematic Bond Index | - |
| N° of holdings | 760 | 13 |
| Asset class | - | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | February 24, 2015 | May 19, 2023 |
| ESG | No | No |
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Exposure
Countries
SYSB
USA
87.3%
Other
12.7%
ZTAX
USA
83.31%
Other
16.69%
Sectors
SYSB
Sovereign
31.42%
Finance
15.85%
Non-Corporate
8.48%
Other
44.25%
ZTAX
Municipal
82.95%
Other
17.05%
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Diversification
SYSB
Total weight of top 15 holdings out of 15
35.12%
ZTAX
Total weight of top 15 holdings out of 15
99.67%
Top 15 holdings
Data as of July 31, 2026
SYSB
BlackRock Cash Funds - Institutional
8.47%
USA, Bonds 1.125% 15aug2040, USD
3.21%
USA, Bonds 2.75% 15aug2047, USD
3.15%
USA, Notes 4.25% 15may2035, USD (C-2035)
2.36%
USA, Notes 4.25% 15aug2035, USD (E-2035)
2.21%
USA, Notes 4.25% 31may2033, USD (L-2033)
2.12%
USA, Bonds 3% 15aug2052, USD
1.72%
USA, Bonds 2.25% 15feb2052, USD
1.70%
USA, Notes 3.375% 15may2033, USD (C-2033)
1.61%
USA, Bonds 1.875% 15nov2051, USD
1.56%
USA, Bonds 2.25% 15aug2046, USD
1.55%
USA, Bonds 1.75% 15aug2041, USD
1.48%
USA, Bonds 3% 15nov2044, USD
1.37%
USA, Notes 3.5% 28feb2031, USD (V-2031)
1.31%
USA, Bonds 2% 15aug2051, USD
1.29%
ZTAX
Puerto Rico Sales Tax Financing Corp., 5% 1jul2058, USD
18.97%
Puerto Rico Sales Tax Financing Corp., 4.784% 1jul2058, USD
16.33%
Puerto Rico Sales Tax Financing Corp., 4.329% 1jul2040, USD
8.67%
Matching Fund Special Purpose Securitization Corp., 5% 1oct2039, USD (2022A)
8.60%
Puerto Rico, 4% 1jul2037, USD
8.12%
Puerto Rico, 5.75% 1jul2031, USD
5.71%
Puerto Rico Aqueduct and Sewer Authority, 5% 1jul2047, USD (2020A)
5.57%
US745160UD15
5.17%
US745160TP63
5.08%
US745160TT85
4.73%
Puerto Rico, 4% 1jul2035, USD
4.32%
Puerto Rico, 5.625% 1jul2027, USD
3.58%
Puerto Rico, 4% 1jul2041, USD
2.23%
US40065NCQ88
1.75%
Puerto Rico Sales Tax Financing Corp., 4.75% 1jul2053, USD
0.86%
Frequently asked questions about SYSB and ZTAX
How have the SYSB and ZTAX ETFs performed in 2026?
As of August 31, 2026, SYSB is down -0.13% year-to-date (YTD), while ZTAX has returned 2.11%. That puts ZTAX better performer ahead so far this year.
Which ETF is attracting more investor money: SYSB or ZTAX?
Year-to-date, the SYSB ETF saw +$529M in flows, compared to +$686K for ZTAX.
Which ETF is more volatile: SYSB or ZTAX?
Over the past year, SYSB had a volatility of 3.87%, while ZTAX experienced 4.27%.
Which ETF is bigger: SYSB or ZTAX?
As of August 31, 2026, SYSB holds $1.20 B in assets under management (AUM), while ZTAX manages $5.09 M.
What sectors do the SYSB and ZTAX ETFs invest in?
SYSB leans toward sectors like Sovereign, Finance and Non-Corporate. Meanwhile, ZTAX focuses on Municipal.
What are the top holdings of the SYSB ETF and ZTAX ETF?
SYSB top holdings include BlackRock Cash Funds - Institutional, USA, Bonds 1.125% 15aug2040, USD and USA, Bonds 2.75% 15aug2047, USD. ZTAX holds in its top three: Puerto Rico Sales Tax Financing Corp., 5% 1jul2058, USD, Puerto Rico Sales Tax Financing Corp., 4.784% 1jul2058, USD and Puerto Rico Sales Tax Financing Corp., 4.329% 1jul2040, USD.
Which ETF is more diversified: SYSB or ZTAX?
SYSB holds 836 securities with 35.12% of its assets in the top 15. ZTAX has 16 securities and a top 15 weight of 99.67%.
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