IBGMvsZTAXETF Comparison
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iShares iBonds Dec 2056 Term Treasury ETF (IBGM) belongs to the US Government Bonds segment. X-Square Municipal Income Tax Free ETF (ZTAX) is part of the Municipal Bonds segment. IBGM's top 2 sector exposures are Sovereign and Non-Corporate. In contrast, ZTAX's top sector exposures are Municipal and Non-Corporate. IBGM is less expensive with a Total Expense Ratio (TER) of 0.07%, versus 5.82% for ZTAX. Run a side-by-side ETF comparison of IBGM 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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IBGM vs ZTAX performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/29/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IBGM ZTAX | +4.46%+2.22% | -0.52%-2.97% | n/a-0.77% | n/a-0.42% | n/a+15.43% | n/an/a |
| Flows | IBGM ZTAX | --$16K | +$39M-$16K | -+$670K | -+$670K | -+$2M | -- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IBGM ZTAX | +10.42%+7.60% | n/a+5.35% | n/a+5.57% | n/an/a |
| Max drawdown | IBGM ZTAX | -6.63%-6.46% | n/a-6.98% | n/a-8.75% | n/an/a |
| Max drawdown duration | IBGM ZTAX | 65d79d | n/a122d | n/a316d | n/an/a |
Trading data
IBGM | ZTAX | |
Last sale 10/29/2026 at 1:30 PM | $23.54 | $23.24 |
| Previous close 10/29/2026 | $23.42 | $24.58 |
| Consolidated volume 10/29/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of October 30, 2026
1-year trailing difference
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ZTAX
is actively managed and doesn’t replicate an indexIBGM | 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 10/29/2026 at 1:30 PM
Live
Closed
IBGM | ZTAX | |
|---|---|---|
| Last price | $23.54 | $23.24 |
| 1D performance | +0.51% | -5.45% |
| AuM | $42.39 M | $4.94 M |
| E/R | 0.07% | 5.82% |
Characteristics
IBGM | ZTAX | |
|---|---|---|
| Management strategy | Passive | Active |
| Provider | iShares | X-Square Capital |
| Benchmark | ICE 2056 Maturity US Treasury Index | - |
| N° of holdings | 4 | 13 |
| Asset class | - | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | March 25, 2026 | May 19, 2023 |
| ESG | No | No |
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Exposure
Countries
IBGM
USA
85.38%
Other
14.62%
ZTAX
USA
83.13%
Other
16.87%
Sectors
IBGM
Sovereign
84.14%
Other
15.86%
ZTAX
Municipal
82.8%
Other
17.2%
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Diversification
IBGM
Total weight of top 4 holdings out of 4
100.85%
ZTAX
Total weight of top 15 holdings out of 15
99.39%
Top 15 holdings
Data as of August 31, 2026
IBGM
USA, Bonds 5% 15may2056, USD
43.16%
USA, Bonds 4.75% 15feb2056, USD
40.98%
US912810UW61
15.48%
BlackRock Cash Funds - Treasury
1.24%
ZTAX
Puerto Rico Sales Tax Financing Corp., 5% 1jul2058, USD
19.11%
Puerto Rico Sales Tax Financing Corp., 4.784% 1jul2058, USD
16.27%
Puerto Rico Sales Tax Financing Corp., 4.329% 1jul2040, USD
8.67%
Matching Fund Special Purpose Securitization Corp., 5% 1oct2039, USD (2022A)
8.55%
Puerto Rico, 4% 1jul2037, USD
8.04%
Puerto Rico, 5.75% 1jul2031, USD
5.70%
Puerto Rico Aqueduct and Sewer Authority, 5% 1jul2047, USD (2020A)
5.54%
US745160UD15
5.14%
US745160TP63
5.08%
US745160TT85
4.63%
Puerto Rico, 4% 1jul2035, USD
4.29%
Puerto Rico, 5.625% 1jul2027, USD
3.57%
Puerto Rico, 4% 1jul2041, USD
2.20%
US40065NCQ88
1.74%
Puerto Rico Sales Tax Financing Corp., 4.75% 1jul2053, USD
0.86%
Frequently asked questions about IBGM and ZTAX
Which ETF is bigger: IBGM or ZTAX?
As of October 29, 2026, IBGM holds $42.39 M in assets under management (AUM), while ZTAX manages $4.94 M.
What sectors do the IBGM and ZTAX ETFs invest in?
IBGM leans toward sectors like Sovereign. Meanwhile, ZTAX focuses on Municipal.
What are the top holdings of the IBGM ETF and ZTAX ETF?
IBGM top holdings include USA, Bonds 5% 15may2056, USD, USA, Bonds 4.75% 15feb2056, USD and US912810UW61. 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: IBGM or ZTAX?
IBGM has 4 securities. ZTAX has 16 securities and a top 15 weight of 99.39%.
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Latest news about IBGM & ZTAX
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