IBGCvsIBTRETF Comparison
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iShares iBonds Dec 2046 Term Treasury ETF (IBGC) and iShares iBonds Dec 2036 Term Treasury ETF (IBTR) belong to the same industry segment: US Government Bonds. Both ETFs have the same top 2 sector exposures: Sovereign and Non-Corporate. Both IBGC and IBTR have the same Total Expense Ratio (TER) of 0.07%. Run a side-by-side ETF comparison of IBGC and IBTR 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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IBGC vs IBTR performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/02/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IBGC IBTR | +0.15%-0.31% | -2.56%-1.33% | n/an/a | n/an/a | n/an/a | n/an/a |
| Flows | IBGC IBTR | +$20M+$2M | +$27M+$14M | -- | -- | -- | -- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IBGC IBTR | +8.74%+5.19% | n/an/a | n/an/a | n/an/a |
| Max drawdown | IBGC IBTR | -5.17%-2.40% | n/an/a | n/an/a | n/an/a |
| Max drawdown duration | IBGC IBTR | 65d65d | n/an/a | n/an/a | n/an/a |
Trading data
IBGC | IBTR | |
Last sale 9/3/2026 at 2:07 PM | $24.01 | $24.30 |
| Previous close 09/02/2026 | $23.92 | $24.23 |
| Consolidated volume 09/02/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of September 3, 2026
1-year trailing difference
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IBGC | IBTR | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/3/2026 at 2:07 PM
Live
Closed
IBGC | IBTR | |
|---|---|---|
| Last price | $24.01 | $24.30 |
| 1D performance | +0.39% | +0.28% |
| AuM | $29.89 M | $19.38 M |
| E/R | 0.07% | 0.07% |
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Exposure
Countries
IBGC
USA
100%
Other
-0%
IBTR
USA
100%
Sectors
IBGC
Sovereign
99.99%
Other
0.01%
IBTR
Sovereign
99.99%
Other
0.01%
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Diversification
IBGC
Total weight of top 7 holdings out of 7
100%
IBTR
Total weight of top 4 holdings out of 4
100%
Top 15 holdings
Data as of July 31, 2026
IBGC
USA, Bonds 4.625% 15feb2046, USD
30.78%
USA, Bonds 5% 15may2046, USD
22.03%
USA, Bonds 2.25% 15aug2046, USD
15.69%
USA, Bonds 2.5% 15feb2046, USD
12.45%
USA, Bonds 2.5% 15may2046, USD
12.44%
USA, Bonds 2.875% 15nov2046, USD
6.60%
BlackRock Cash Funds - Treasury
0.01%
IBTR
USA, Notes 4.125% 15feb2036, USD (B-2036)
57.03%
USA, Notes 4.375% 15may2036, USD (C-2036)
38.83%
USA, Bonds 4.5% 15feb2036, USD
4.12%
BlackRock Cash Funds - Treasury
0.01%
Frequently asked questions about IBGC and IBTR
Which ETF is bigger: IBGC or IBTR?
As of September 2, 2026, IBGC holds $29.89 M in assets under management (AUM), while IBTR manages $19.38 M.
What sectors do the IBGC and IBTR ETFs invest in?
IBGC leans toward sectors like Sovereign. Meanwhile, IBTR focuses on Sovereign.
What are the top holdings of the IBGC ETF and IBTR ETF?
IBGC top holdings include USA, Bonds 4.625% 15feb2046, USD, USA, Bonds 5% 15may2046, USD and USA, Bonds 2.25% 15aug2046, USD. IBTR holds in its top three: USA, Notes 4.125% 15feb2036, USD (B-2036), USA, Notes 4.375% 15may2036, USD (C-2036) and USA, Bonds 4.5% 15feb2036, USD.
Which ETF is more diversified: IBGC or IBTR?
IBGC has 7 securities and IBTR has 4 securities.
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