IBTKvsGOVTETF Comparison
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iShares iBonds Dec 2030 Term Treasury ETF (IBTK) and iShares U.S. Treasury Bond ETF (GOVT) belong to the same industry segment: US Government Bonds. Both ETFs have the same top 2 sector exposures: Sovereign and Non-Corporate. IBTK is more expensive with a Total Expense Ratio (TER) of 0.07%, versus 0.05% for GOVT. IBTK is down -0.47% year-to-date (YTD) with +$357M in YTD flows. GOVT performs worse with -0.63% YTD performance, and +$9.33B in YTD flows. Run a side-by-side ETF comparison of IBTK and GOVT 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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IBTK vs GOVT performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/01/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IBTK GOVT | -0.19%-0.09% | -0.29%-0.69% | -0.47%-0.63% | +0.86%+1.20% | +12.08%+10.04% | -5.29%-4.43% |
| Flows | IBTK GOVT | +$64M-$1.77B | +$173M+$510M | +$357M+$9.33B | +$552M+$14.90B | +$957M+$18.52B | +$1.06B+$30.29B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IBTK GOVT | +2.69%+3.58% | +2.72%+3.47% | +4.70%+4.76% | +6.72%+5.67% |
| Max drawdown | IBTK GOVT | -0.86%-1.52% | -2.24%-2.89% | -4.64%-4.87% | -18.99%-16.48% |
| Max drawdown duration | IBTK GOVT | 57d64d | 184d184d | 198d318d | 1813d1813d |
Trading data
IBTK | GOVT | |
Last sale 9/2/2026 at 3:15 PM | $19.27 | $22.33 |
| Previous close 09/01/2026 | $19.27 | $22.32 |
| 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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IBTK | GOVT | |
|---|---|---|
| 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 3:15 PM
Live
Closed
IBTK | GOVT | |
|---|---|---|
| Last price | $19.27 | $22.33 |
| 1D performance | -0.03% | +0.04% |
| AuM | $1.03 B | $41.55 B |
| E/R | 0.07% | 0.05% |
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Exposure
Countries
IBTK
USA
100%
Other
0%
GOVT
USA
100%
Other
-0%
Sectors
IBTK
Sovereign
99.85%
Other
0.15%
GOVT
Sovereign
99.82%
Other
0.18%
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Diversification
IBTK
Total weight of top 15 holdings out of 15
75.2%
GOVT
Total weight of top 15 holdings out of 15
27.58%
Top 15 holdings
Data as of July 31, 2026
IBTK
USA, Notes 4% 28feb2030, USD (H-2030)
7.13%
USA, Notes 0.875% 15nov2030, USD (F-2030)
6.41%
USA, Notes 0.625% 15aug2030, USD (E-2030)
6.10%
USA, Notes 4.25% 31jan2030, USD (U-2030)
4.82%
USA, Notes 3.875% 31jul2030, USD (AB-2030)
4.79%
USA, Notes 4% 31mar2030, USD (W-2030)
4.78%
USA, Notes 4% 31may2030, USD (Z-2030)
4.76%
USA, Notes 3.875% 30apr2030, USD (Y-2030)
4.73%
USA, Notes 3.875% 30jun2030, USD (AA-2030)
4.71%
USA, Notes 0.625% 15may2030, USD (C-2030)
4.71%
USA, Notes 3.625% 31aug2030, USD (AC-2030)
4.71%
USA, Notes 3.625% 31oct2030, USD (AF-2030)
4.68%
USA, Notes 3.625% 30sep2030, USD (AD-2030)
4.66%
USA, Notes 3.5% 30nov2030, USD (AG-2030)
4.64%
USA, Notes 1.5% 15feb2030, USD (B-2030)
3.56%
GOVT
USA, Notes 1.375% 15nov2031, USD (F-2031)
5.29%
USA, Notes 2.625% 15feb2029, USD (B-2029)
2.98%
USA, Notes 2.75% 15feb2028, USD (B-2028)
2.66%
USA, Notes 3.125% 15nov2028, USD (F-2028)
2.09%
USA, Notes 2.875% 15may2028, USD (C-2028)
1.62%
USA, Bonds 2.5% 15may2046, USD
1.50%
USA, Bonds 1.875% 15feb2051, USD
1.49%
USA, Bonds 2.75% 15nov2042, USD
1.48%
USA, Bonds 6.125% 15nov2027, USD
1.40%
USA, Bonds 3.75% 15nov2043, USD
1.39%
USA, Notes 2.25% 15nov2027, USD (F-2027)
1.37%
USA, Notes 4% 31may2028, USD (BC-2028)
1.21%
USA, Notes 2.375% 15may2029, USD (C-2029)
1.08%
USA, Notes 4% 31may2030, USD (Z-2030)
1.01%
USA, Notes 4% 15feb2034, USD (B-2034)
1.01%
Frequently asked questions about IBTK and GOVT
How have the IBTK and GOVT ETFs performed in 2026?
As of September 1, 2026, IBTK is down -0.47% year-to-date (YTD), while GOVT has lost -0.63%. That puts IBTK better performer ahead so far this year.
Which ETF is attracting more investor money: IBTK or GOVT?
Year-to-date, the IBTK ETF saw +$357M in flows, compared to +$9.33B for GOVT.
Which ETF is more volatile: IBTK or GOVT?
Over the past year, IBTK had a volatility of 2.72%, while GOVT experienced 3.47%.
Which ETF is bigger: IBTK or GOVT?
As of September 1, 2026, IBTK holds $1.03 B in assets under management (AUM), while GOVT manages $41.55 B.
What sectors do the IBTK and GOVT ETFs invest in?
IBTK leans toward sectors like Sovereign. Meanwhile, GOVT focuses on Sovereign.
What are the top holdings of the IBTK ETF and GOVT ETF?
IBTK top holdings include USA, Notes 4% 28feb2030, USD (H-2030), USA, Notes 0.875% 15nov2030, USD (F-2030) and USA, Notes 0.625% 15aug2030, USD (E-2030). GOVT holds in its top three: USA, Notes 1.375% 15nov2031, USD (F-2031), USA, Notes 2.625% 15feb2029, USD (B-2029) and USA, Notes 2.75% 15feb2028, USD (B-2028).
Which ETF is more diversified: IBTK or GOVT?
IBTK holds 27 securities with 75.2% of its assets in the top 15. GOVT has 215 securities and a top 15 weight of 27.58%.
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