MYMGvsGNMAETF Comparison
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State Street SPDR My2027 Municipal Bond ETF (MYMG) belongs to the Municipal Bonds segment. iShares GNMA Bond ETF (GNMA) is part of the MBS & ABS segment. MYMG's top 1 sector exposures are Municipal. In contrast, GNMA's top sector exposures are Industrials and Non-Corporate. MYMG is more expensive with a Total Expense Ratio (TER) of 0.2%, versus 0.11% for GNMA. MYMG is up 1.42% year-to-date (YTD) with +$1M in YTD flows. GNMA performs worse with -1.73% YTD performance, and +$36M in YTD flows. Run a side-by-side ETF comparison of MYMG and GNMA 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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MYMG vs GNMA performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/20/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | MYMG GNMA | +0.08%-0.90% | -0.07%-2.39% | +1.42%-1.73% | +2.01%-1.57% | n/a+17.94% | n/a+0.36% |
| Flows | MYMG GNMA | --$15M | -+$7M | +$1M+$36M | +$2M+$69M | -+$114M | --$15M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | MYMG GNMA | +1.12%+5.79% | +0.67%+4.50% | n/a+5.56% | n/a+6.56% |
| Max drawdown | MYMG GNMA | -1.09%-4.45% | -1.09%-5.36% | n/a-5.36% | n/a-15.48% |
| Max drawdown duration | MYMG GNMA | 50d56d | 50d233d | n/a233d | n/a1397d |
Trading data
MYMG | GNMA | |
Last sale 10/21/2026 at 1:30 PM | $24.65 | $42.27 |
| Previous close 10/20/2026 | $24.67 | $42.20 |
| Consolidated volume 10/20/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of September 30, 2026
1-year trailing difference
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MYMG
is actively managed and doesn’t replicate an indexMYMG | GNMA | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 10/21/2026 at 1:30 PM
Live
Closed
MYMG | GNMA | |
|---|---|---|
| Last price | $24.65 | $42.27 |
| 1D performance | -0.08% | +0.17% |
| AuM | $8.58 M | $415.90 M |
| E/R | 0.2% | 0.11% |
Characteristics
MYMG | GNMA | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | State Street Investment Management | iShares |
| Benchmark | - | Bloomberg U.S. GNMA Bond Index |
| N° of holdings | 34 | 109 |
| Asset class | - | Bonds |
| Trailing 12m distribution yield | Join | Join |
| Inception date | September 23, 2024 | February 14, 2012 |
| ESG | No | No |
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Exposure
Countries
MYMG
USA
44.28%
Other
55.72%
GNMA
USA
48.8%
Other
51.2%
Sectors
MYMG
Municipal
44.28%
Other
55.72%
GNMA
Industrials
39.92%
Non-Corporate
8.88%
Other
51.2%
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Diversification
MYMG
Total weight of top 15 holdings out of 15
44.05%
GNMA
Total weight of top 15 holdings out of 15
33.91%
Top 15 holdings
Data as of August 31, 2026
MYMG
Pasco School District №1, 5% 1dec2029, USD
4.89%
Triborough Bridge and Tunnel Authority, 5% 15nov2033, USD (2017B)
4.70%
US410207HW72
4.46%
US392643WC20
2.93%
US287299LS81
2.79%
US1808483B71
2.68%
US495080WR08
2.68%
US283735AQ12
2.66%
North Carolina Turnpike Authority, 5% 1jan2032, USD (2017)
2.62%
US777543WW52
2.37%
West Virginia, 5% 1sep2028, USD
2.37%
US46256QPH38
2.37%
US12008EMP87
2.33%
Maine, 5% 1jun2027, USD
2.12%
US167560YR67
2.08%
GNMA
BlackRock Cash Funds - Treasury
8.88%
G2 MA7192, 2% 20feb2051, USD (ABS)
2.59%
US3618N5XQ77
2.51%
G2 MA9360, 4.5% 20dec2053, USD (ABS)
2.42%
US21H0526945
1.97%
US36179WTX64
1.90%
G2 MA8878, 5% 20may2053, USD (ABS)
1.67%
G2 MB0025, 5% 20nov2054, USD (ABS)
1.64%
US36179WJR07
1.62%
G2 MA7880, 2% 20feb2052, USD (ABS)
1.59%
G2 MA8801, 5.5% 20apr2053, USD (ABS)
1.59%
G2 MA6864, 2% 20sep2050, USD (ABS)
1.44%
US36179WLP13
1.40%
US36179WFG87
1.38%
US3617NWEY42
1.32%
Frequently asked questions about MYMG and GNMA
How have the MYMG and GNMA ETFs performed in 2026?
As of October 20, 2026, MYMG is up 1.42% year-to-date (YTD), while GNMA has lost -1.73%. That puts MYMG better performer ahead so far this year.
Which ETF is attracting more investor money: MYMG or GNMA?
Year-to-date, the MYMG ETF saw +$1M in flows, compared to +$36M for GNMA.
Which ETF is more volatile: MYMG or GNMA?
Over the past year, MYMG had a volatility of 0.67%, while GNMA experienced 4.5%.
Which ETF is bigger: MYMG or GNMA?
As of October 20, 2026, MYMG holds $8.58 M in assets under management (AUM), while GNMA manages $415.90 M.
What sectors do the MYMG and GNMA ETFs invest in?
MYMG leans toward sectors like Municipal. Meanwhile, GNMA focuses on Industrials and Non-Corporate.
What are the top holdings of the MYMG ETF and GNMA ETF?
MYMG top holdings include Pasco School District №1, 5% 1dec2029, USD, Triborough Bridge and Tunnel Authority, 5% 15nov2033, USD (2017B) and US410207HW72. GNMA holds in its top three: BlackRock Cash Funds - Treasury, G2 MA7192, 2% 20feb2051, USD (ABS) and US3618N5XQ77.
Which ETF is more diversified: MYMG or GNMA?
MYMG holds 72 securities with 44.05% of its assets in the top 15. GNMA has 355 securities and a top 15 weight of 33.91%.
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