BAMBvsIEIETF Comparison
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Brookstone Intermediate Bond ETF (BAMB) belongs to the US Aggregate Bonds segment. iShares 3-7 Year Treasury Bond ETF (IEI) is part of the US Government Bonds segment. Both ETFs have the same top 2 sector exposures: Sovereign and Non-Corporate. BAMB is more expensive with a Total Expense Ratio (TER) of 1.01%, versus 0.15% for IEI. BAMB is down -1.42% year-to-date (YTD) with -$7M in YTD flows. IEI performs better with -0.76% YTD performance, and +$655M in YTD flows. Run a side-by-side ETF comparison of BAMB and IEI 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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BAMB vs IEI performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 08/31/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | BAMB IEI | -0.18%-0.28% | -0.68%-0.50% | -1.42%-0.76% | -0.13%+0.59% | n/a+11.78% | n/a+0.33% |
| Flows | BAMB IEI | -$2M+$11M | -$3M-$561M | -$7M+$655M | -$7M+$1.41B | -+$4.11B | -+$8.01B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | BAMB IEI | +3.68%+3.09% | +3.60%+2.92% | n/a+3.89% | n/a+4.77% |
| Max drawdown | BAMB IEI | -1.49%-1.07% | -3.33%-2.48% | n/a-3.67% | n/a-13.53% |
| Max drawdown duration | BAMB IEI | 63d64d | 183d184d | n/a196d | n/a1450d |
Trading data
BAMB | IEI | |
Last sale 9/1/2026 at 1:30 PM | $25.48 | $115.53 |
| Previous close 09/01/2026 | $25.54 | $116.17 |
| Consolidated volume 09/01/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of September 2, 2026
1-year trailing difference
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BAMB
is actively managed and doesn’t replicate an indexBAMB | IEI | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/1/2026 at 1:30 PM
Live
Closed
BAMB | IEI | |
|---|---|---|
| Last price | $25.48 | $115.53 |
| 1D performance | -0.22% | -0.55% |
| AuM | $56.21 M | $17.59 B |
| E/R | 1.01% | 0.15% |
Characteristics
BAMB | IEI | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | Brookstone Asset Management | iShares |
| Benchmark | - | ICE U.S. Treasury 3-7 Year Index |
| N° of holdings | 104 | 84 |
| Asset class | - | Bonds |
| Trailing 12m distribution yield | Join | Join |
| Inception date | September 27, 2023 | January 5, 2007 |
| ESG | No | No |
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Exposure
Countries
BAMB
USA
98.73%
Other
1.27%
IEI
USA
100.01%
Other
-0.01%
Sectors
BAMB
Sovereign
98.65%
Other
1.35%
IEI
Sovereign
99.92%
Other
0.08%
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Diversification
BAMB
Total weight of top 15 holdings out of 15
36.78%
IEI
Total weight of top 15 holdings out of 15
32%
Top 15 holdings
Data as of July 31, 2026
BAMB
USA, Notes 4.5% 15nov2033, USD (F-2033)
4.34%
USA, Notes 3.875% 15aug2033, USD (E-2033)
3.31%
USA, Notes 3.375% 15may2033, USD (C-2033)
3.18%
USA, Notes 3.5% 15feb2033, USD (B-2033)
2.60%
USA, Notes 4.125% 15feb2036, USD (B-2036)
2.27%
USA, Notes 4.125% 15nov2032, USD (F-2032)
2.21%
USA, Notes 2.875% 15may2032, USD (C-2032)
2.17%
USA, Notes 4.625% 15feb2035, USD (B-2035)
2.13%
USA, Notes 1.875% 15feb2032, USD (B-2032)
2.13%
USA, Notes 4.25% 15aug2035, USD (E-2035)
2.11%
USA, Notes 4% 15feb2034, USD (B-2034)
2.09%
USA, Notes 2.75% 15aug2032, USD (E-2032)
2.08%
USA, Notes 4.25% 15nov2034, USD (F-2034)
2.08%
USA, Notes 4% 15nov2035, USD (F-2035)
2.05%
USA, Notes 4.375% 15may2034, USD (C-2034)
2.02%
IEI
USA, Notes 4.375% 30nov2030, USD (S-2030)
2.92%
USA, Notes 4% 28feb2030, USD (H-2030)
2.32%
USA, Notes 4.125% 31aug2030, USD (P-2030)
2.27%
USA, Notes 1.375% 15nov2031, USD (F-2031)
2.27%
USA, Notes 3.375% 15may2033, USD (C-2033)
2.18%
USA, Notes 3.5% 15feb2033, USD (B-2033)
2.14%
USA, Notes 1.25% 15aug2031, USD (E-2031)
2.12%
USA, Notes 2.75% 15aug2032, USD (E-2032)
2.11%
USA, Notes 1.625% 15may2031, USD (C-2031)
2.10%
USA, Notes 2.875% 15may2032, USD (C-2032)
2.10%
USA, Notes 1.875% 15feb2032, USD (B-2032)
2.07%
USA, Notes 4.125% 15nov2032, USD (F-2032)
1.94%
USA, Notes 1.125% 15feb2031, USD (B-2031)
1.94%
USA, Notes 0.625% 15aug2030, USD (E-2030)
1.83%
USA, Notes 3.625% 31aug2029, USD (AC-2029)
1.66%
Frequently asked questions about BAMB and IEI
How have the BAMB and IEI ETFs performed in 2026?
As of August 31, 2026, BAMB is down -1.42% year-to-date (YTD), while IEI has lost -0.76%. That puts IEI better performer ahead so far this year.
Which ETF is attracting more investor money: BAMB or IEI?
Year-to-date, the BAMB ETF saw -$7M in flows, compared to +$655M for IEI.
Which ETF is more volatile: BAMB or IEI?
Over the past year, BAMB had a volatility of 3.6%, while IEI experienced 2.92%.
Which ETF is bigger: BAMB or IEI?
As of August 31, 2026, BAMB holds $56.21 M in assets under management (AUM), while IEI manages $17.59 B.
What sectors do the BAMB and IEI ETFs invest in?
BAMB leans toward sectors like Sovereign. Meanwhile, IEI focuses on Sovereign.
What are the top holdings of the BAMB ETF and IEI ETF?
BAMB top holdings include USA, Notes 4.5% 15nov2033, USD (F-2033), USA, Notes 3.875% 15aug2033, USD (E-2033) and USA, Notes 3.375% 15may2033, USD (C-2033). IEI holds in its top three: USA, Notes 4.375% 30nov2030, USD (S-2030), USA, Notes 4% 28feb2030, USD (H-2030) and USA, Notes 4.125% 31aug2030, USD (P-2030).
Which ETF is more diversified: BAMB or IEI?
BAMB holds 104 securities with 36.78% of its assets in the top 15. IEI has 84 securities and a top 15 weight of 32%.
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