GNMAvsJMUBETF Comparison
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iShares GNMA Bond ETF (GNMA) belongs to the MBS & ABS segment. JPMorgan Municipal ETF (JMUB) is part of the Municipal Bonds segment. GNMA's top 2 sector exposures are Industrials and Non-Corporate. In contrast, JMUB's top sector exposures are Municipal and Sovereign. GNMA is less expensive with a Total Expense Ratio (TER) of 0.11%, versus 0.18% for JMUB. GNMA is up 0.24% year-to-date (YTD) with +$50M in YTD flows. JMUB performs worse with -0.22% YTD performance, and +$2.41B in YTD flows. Run a side-by-side ETF comparison of GNMA and JMUB 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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GNMA vs JMUB performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/02/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | GNMA JMUB | +0.01%-0.58% | -0.82%-1.55% | +0.24%-0.22% | +2.93%+3.24% | +14.76%+10.47% | +1.75%+3.65% |
| Flows | GNMA JMUB | +$22M+$363M | +$22M+$1.11B | +$50M+$2.41B | +$79M+$5.35B | +$139M+$8.23B | +$2M+$8.80B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | GNMA JMUB | +4.54%+2.39% | +4.02%+2.27% | +5.68%+3.18% | +6.47%+3.14% |
| Max drawdown | GNMA JMUB | -1.84%-2.12% | -2.69%-2.48% | -5.25%-4.05% | -15.75%-11.93% |
| Max drawdown duration | GNMA JMUB | 65d58d | 185d120d | 75d270d | 1452d1046d |
Trading data
GNMA | JMUB | |
Last sale 9/2/2026 at 1:30 PM | $43.23 | |
| Previous close 09/02/2026 | $43.21 | |
| 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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JMUB
is actively managed and doesn’t replicate an indexGNMA | JMUB | |
|---|---|---|
| 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
GNMA | JMUB | |
|---|---|---|
| Last price | $43.23 | – |
| 1D performance | +0.05% | – |
| AuM | $441.04 M | $8.68 B |
| E/R | 0.11% | 0.18% |
Characteristics
GNMA | JMUB | |
|---|---|---|
| Management strategy | Passive | Active |
| Provider | iShares | J.P. Morgan Asset Management |
| Benchmark | Bloomberg U.S. GNMA Bond Index | - |
| N° of holdings | 105 | 604 |
| Asset class | Bonds | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | February 14, 2012 | October 29, 2018 |
| ESG | No | No |
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Exposure
Countries
GNMA
USA
48.57%
Other
51.43%
JMUB
USA
40.58%
Other
59.42%
Sectors
GNMA
Industrials
38.88%
Non-Corporate
9.69%
Other
51.43%
JMUB
Municipal
39.16%
Other
60.84%
Diversification
GNMA
Total weight of top 15 holdings out of 15
35.18%
JMUB
Total weight of top 15 holdings out of 15
9.09%
Top 15 holdings
Data as of July 31, 2026
GNMA
BlackRock Cash Funds - Treasury
9.69%
G2 MA7192, 2% 20feb2051, USD (ABS)
2.75%
US3618N5XQ77
2.68%
US21H0426872
2.19%
US36179WTX64
2.02%
G2 MA8878, 5% 20may2053, USD (ABS)
1.77%
G2 MB0025, 5% 20nov2054, USD (ABS)
1.73%
US36179WJR07
1.72%
G2 MA8801, 5.5% 20apr2053, USD (ABS)
1.69%
G2 MA7880, 2% 20feb2052, USD (ABS)
1.69%
G2 MA6864, 2% 20sep2050, USD (ABS)
1.52%
US36179WLP13
1.49%
US36179WFG87
1.47%
US3617NWEY42
1.39%
US36179WVT25
1.36%
JMUB
USA, Bills 0% 11aug2026, USD (119D)
1.42%
US25477GZQ18
0.74%
Black Belt Energy Gas District, 5% 1dec2034, USD (2026)
0.72%
California Community Choice Financing Authority, 5% 1mar2036, USD (2026B)
0.64%
California Health Facilities Financing Authority, 5% 15aug2065, USD (2026B-3)
0.64%
US796242WD34
0.62%
Buckeye Tobacco Settlement Financing Authority, 5% 1jun2055, USD (2020B-2)
0.60%
California Community Choice Financing Authority, 5.25% 1feb2036, USD (2026C)
0.58%
US64972JP283
0.52%
US20775DYT35
0.50%
Puerto Rico Sales Tax Financing Corp., 4.329% 1jul2040, USD
0.44%
US917393CY40
0.44%
US542691KA76
0.42%
US09182TEN37
0.40%
US13013JHG40
0.40%
Frequently asked questions about GNMA and JMUB
How have the GNMA and JMUB ETFs performed in 2026?
As of September 2, 2026, GNMA is up 0.24% year-to-date (YTD), while JMUB has lost -0.22%. That puts GNMA better performer ahead so far this year.
Which ETF is attracting more investor money: GNMA or JMUB?
Year-to-date, the GNMA ETF saw +$50M in flows, compared to +$2.41B for JMUB.
Which ETF is more volatile: GNMA or JMUB?
Over the past year, GNMA had a volatility of 4.02%, while JMUB experienced 2.27%.
Which ETF is bigger: GNMA or JMUB?
As of September 2, 2026, GNMA holds $441.04 M in assets under management (AUM), while JMUB manages $8.68 B.
What sectors do the GNMA and JMUB ETFs invest in?
GNMA leans toward sectors like Industrials and Non-Corporate. Meanwhile, JMUB focuses on Municipal.
What are the top holdings of the GNMA ETF and JMUB ETF?
GNMA top holdings include BlackRock Cash Funds - Treasury, G2 MA7192, 2% 20feb2051, USD (ABS) and US3618N5XQ77. JMUB holds in its top three: USA, Bills 0% 11aug2026, USD (119D), US25477GZQ18 and Black Belt Energy Gas District, 5% 1dec2034, USD (2026).
Which ETF is more diversified: GNMA or JMUB?
GNMA holds 348 securities with 35.18% of its assets in the top 15. JMUB has 2070 securities and a top 15 weight of 9.09%.
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