IBILvsGOVTETF Comparison
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iShares iBonds Oct 2035 Term TIPS ETF (IBIL) belongs to the Inflation-linked Bonds segment. iShares U.S. Treasury Bond ETF (GOVT) is part of the US Government Bonds segment. Both ETFs have the same top 2 sector exposures: Sovereign and Non-Corporate. IBIL is more expensive with a Total Expense Ratio (TER) of 0.1%, versus 0.05% for GOVT. IBIL is down -1.77% year-to-date (YTD) with +$31M in YTD flows. GOVT performs better with -1.41% YTD performance, and +$10.59B in YTD flows. Run a side-by-side ETF comparison of IBIL 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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IBIL vs GOVT performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/16/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IBIL GOVT | -0.05%+0.16% | -2.53%-1.39% | -1.77%-1.41% | -2.53%-1.80% | n/a+11.75% | n/a-3.89% |
| Flows | IBIL GOVT | +$6M+$926M | +$17M-$389M | +$31M+$10.59B | +$43M+$14.11B | -+$19.43B | -+$31.18B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IBIL GOVT | +5.14%+3.83% | +4.65%+3.56% | n/a+4.67% | n/a+5.68% |
| Max drawdown | IBIL GOVT | -4.80%-2.85% | -5.61%-4.44% | n/a-4.87% | n/a-16.15% |
| Max drawdown duration | IBIL GOVT | 52d52d | 229d229d | n/a318d | n/a1776d |
Trading data
IBIL | GOVT | |
Last sale 10/16/2026 at 1:30 PM | $24.11 | $22.08 |
| Previous close 10/15/2026 | $24.03 | $22.05 |
| Consolidated volume 10/15/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of October 18, 2026
1-year trailing difference
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IBIL | 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 10/16/2026 at 1:30 PM
Live
Closed
IBIL | GOVT | |
|---|---|---|
| Last price | $24.11 | $22.08 |
| 1D performance | +0.33% | +0.14% |
| AuM | $52.94 M | $42.35 B |
| E/R | 0.1% | 0.05% |
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Exposure
Countries
IBIL
USA
100%
Other
-0%
GOVT
USA
99.58%
Other
0.42%
Sectors
IBIL
Sovereign
100%
Other
0%
GOVT
Sovereign
98.85%
Other
1.15%
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Diversification
IBIL
Total weight of top 3 holdings out of 3
100%
GOVT
Total weight of top 15 holdings out of 15
26.71%
Top 15 holdings
Data as of August 31, 2026
IBIL
USA, TIPS 1.875% 15jul2035, USD (D-2035)
50.76%
USA, TIPS 2.125% 15jan2035, USD (A-2035)
49.23%
BlackRock Cash Funds - Treasury
0.01%
GOVT
USA, Notes 1.375% 15nov2031, USD (F-2031)
5.28%
USA, Notes 2.625% 15feb2029, USD (B-2029)
2.96%
USA, Notes 3.125% 15nov2028, USD (F-2028)
2.10%
USA, Notes 2.75% 15feb2028, USD (B-2028)
1.93%
USA, Notes 2.875% 15may2028, USD (C-2028)
1.63%
USA, Bonds 2.5% 15may2046, USD
1.51%
USA, Bonds 2.75% 15nov2042, USD
1.49%
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, Bonds 1.875% 15feb2051, USD
1.34%
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)
1.02%
USA, Notes 3.875% 31mar2028, USD (AZ-2028)
0.99%
Frequently asked questions about IBIL and GOVT
How have the IBIL and GOVT ETFs performed in 2026?
As of October 16, 2026, IBIL is down -1.77% year-to-date (YTD), while GOVT has lost -1.41%. That puts GOVT better performer ahead so far this year.
Which ETF is attracting more investor money: IBIL or GOVT?
Year-to-date, the IBIL ETF saw +$31M in flows, compared to +$10.59B for GOVT.
Which ETF is more volatile: IBIL or GOVT?
Over the past year, IBIL had a volatility of 4.65%, while GOVT experienced 3.56%.
Which ETF is bigger: IBIL or GOVT?
As of October 16, 2026, IBIL holds $52.94 M in assets under management (AUM), while GOVT manages $42.35 B.
What sectors do the IBIL and GOVT ETFs invest in?
IBIL leans toward sectors like Sovereign. Meanwhile, GOVT focuses on Sovereign.
What are the top holdings of the IBIL ETF and GOVT ETF?
IBIL top holdings include USA, TIPS 1.875% 15jul2035, USD (D-2035), USA, TIPS 2.125% 15jan2035, USD (A-2035) and BlackRock Cash Funds - Treasury. 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 3.125% 15nov2028, USD (F-2028).
Which ETF is more diversified: IBIL or GOVT?
IBIL has 3 securities. GOVT has 219 securities and a top 15 weight of 26.71%.
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