IBTJvsIEFETF Comparison
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iShares iBonds Dec 2029 Term Treasury ETF (IBTJ) and iShares 7-10 Year Treasury Bond ETF (IEF) belong to the same industry segment: US Government Bonds. Both ETFs have the same top 2 sector exposures: Sovereign and Non-Corporate. IBTJ is less expensive with a Total Expense Ratio (TER) of 0.07%, versus 0.15% for IEF. IBTJ is down -0.14% year-to-date (YTD) with +$474M in YTD flows. IEF performs worse with -3.1% YTD performance, and -$1.14B in YTD flows. Run a side-by-side ETF comparison of IBTJ and IEF 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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IBTJ vs IEF performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/16/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IBTJ IEF | +0.42%+0.01% | -0.41%-2.53% | -0.14%-3.10% | +0.16%-3.61% | +14.54%+11.49% | -0.10%-7.89% |
| Flows | IBTJ IEF | +$94M+$94M | +$207M-$4.14B | +$474M-$1.14B | +$764M+$5.82B | +$1.41B+$15.94B | +$1.51B+$33.64B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IBTJ IEF | +1.97%+5.24% | +2.09%+4.78% | +3.73%+6.18% | +5.63%+7.65% |
| Max drawdown | IBTJ IEF | -1.53%-4.27% | -2.01%-6.81% | -3.49%-6.88% | -15.89%-20.43% |
| Max drawdown duration | IBTJ IEF | 52d52d | 229d229d | 196d319d | 1776d1776d |
Trading data
IBTJ | IEF | |
Last sale 10/19/2026 at 1:30 PM | $21.29 | $90.08 |
| Previous close 10/16/2026 | $21.30 | $90.42 |
| Consolidated volume 10/16/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of October 20, 2026
1-year trailing difference
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IBTJ | IEF | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 10/19/2026 at 1:30 PM
Live
Closed
IBTJ | IEF | |
|---|---|---|
| Last price | $21.29 | $90.08 |
| 1D performance | -0.02% | -0.38% |
| AuM | $1.50 B | $41.52 B |
| E/R | 0.07% | 0.15% |
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Exposure
Countries
IBTJ
USA
97.04%
Other
2.96%
IEF
USA
96.87%
Other
3.13%
Sectors
IBTJ
Sovereign
96.8%
Other
3.2%
IEF
Sovereign
95.76%
Other
4.24%
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Diversification
IBTJ
Total weight of top 15 holdings out of 15
55.1%
IEF
Total weight of top 15 holdings out of 15
100.18%
Top 15 holdings
Data as of August 31, 2026
IBTJ
USA, Notes 4.125% 31oct2029, USD (AF-2029)
4.08%
USA, Notes 4.25% 30jun2029, USD (AA-2029)
4.07%
USA, Notes 4% 31jul2029, USD (AB-2029)
4.03%
USA, Notes 3.5% 30sep2029, USD (AD-2029)
4.03%
USA, Notes 3.625% 31aug2029, USD (AC-2029)
3.99%
USA, Notes 4.625% 30apr2029, USD (Y-2029)
3.91%
USA, Notes 4.5% 31may2029, USD (Z-2029)
3.87%
USA, Notes 4.125% 30nov2029, USD (AG-2029)
3.71%
USA, Notes 4.125% 31mar2029, USD (W-2029)
3.70%
USA, Notes 4.25% 28feb2029, USD (V-2029)
3.43%
USA, Notes 4.125% 15jun2029, USD (AP-2029)
3.35%
USA, Notes 2.625% 15feb2029, USD (B-2029)
3.31%
USA, Notes 4% 31jan2029, USD (U-2029)
3.25%
USA, Notes 3.875% 15may2029, USD (AN-2029)
3.20%
USA, Notes 3.875% 15apr2029, USD (AM-2029)
3.18%
IEF
USA, Notes 4.125% 15feb2036, USD (B-2036)
9.32%
USA, Notes 4.375% 15may2036, USD (C-2036)
8.83%
USA, Notes 4.625% 15feb2035, USD (B-2035)
8.76%
USA, Notes 4.25% 15nov2034, USD (F-2034)
8.74%
USA, Notes 4% 15nov2035, USD (F-2035)
8.63%
USA, Notes 4.375% 15may2034, USD (C-2034)
8.42%
USA, Notes 4.25% 15may2035, USD (C-2035)
8.32%
USA, Notes 4.25% 15aug2035, USD (E-2035)
8.27%
USA, Notes 4% 15feb2034, USD (B-2034)
8.13%
USA, Notes 4.5% 15nov2033, USD (F-2033)
7.02%
USA, Notes 3.875% 15aug2034, USD (E-2034)
6.74%
US91282CRF04
3.83%
USA, Notes 3.875% 15aug2033, USD (E-2033)
3.30%
BlackRock Cash Funds - Treasury
1.11%
USA, Bonds 4.5% 15feb2036, USD
0.77%
Frequently asked questions about IBTJ and IEF
How have the IBTJ and IEF ETFs performed in 2026?
As of October 16, 2026, IBTJ is down -0.14% year-to-date (YTD), while IEF has lost -3.1%. That puts IBTJ better performer ahead so far this year.
Which ETF is attracting more investor money: IBTJ or IEF?
Year-to-date, the IBTJ ETF saw +$474M in flows, compared to -$1.14B for IEF.
Which ETF is more volatile: IBTJ or IEF?
Over the past year, IBTJ had a volatility of 2.09%, while IEF experienced 4.78%.
Which ETF is bigger: IBTJ or IEF?
As of October 16, 2026, IBTJ holds $1.50 B in assets under management (AUM), while IEF manages $41.52 B.
What sectors do the IBTJ and IEF ETFs invest in?
IBTJ leans toward sectors like Sovereign. Meanwhile, IEF focuses on Sovereign.
What are the top holdings of the IBTJ ETF and IEF ETF?
IBTJ top holdings include USA, Notes 4.125% 31oct2029, USD (AF-2029), USA, Notes 4.25% 30jun2029, USD (AA-2029) and USA, Notes 4% 31jul2029, USD (AB-2029). IEF holds in its top three: USA, Notes 4.125% 15feb2036, USD (B-2036), USA, Notes 4.375% 15may2036, USD (C-2036) and USA, Notes 4.625% 15feb2035, USD (B-2035).
Which ETF is more diversified: IBTJ or IEF?
IBTJ holds 37 securities with 55.1% of its assets in the top 15. IEF has 17 securities and a top 15 weight of 100.18%.
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