IBGMvsIBGCETF Comparison
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iShares iBonds Dec 2056 Term Treasury ETF (IBGM) and iShares iBonds Dec 2046 Term Treasury ETF (IBGC) belong to the same industry segment: US Government Bonds. Both ETFs have the same top 2 sector exposures: Sovereign and Non-Corporate. Both IBGM and IBGC have the same Total Expense Ratio (TER) of 0.07%. Run a side-by-side ETF comparison of IBGM and IBGC 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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IBGM vs IBGC performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/14/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IBGM IBGC | -0.85%-1.14% | -4.32%-3.94% | n/an/a | n/an/a | n/an/a | n/an/a |
| Flows | IBGM IBGC | +$2M+$18M | +$39M+$37M | -- | -- | -- | -- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IBGM IBGC | +9.15%+8.63% | n/an/a | n/an/a | n/an/a |
| Max drawdown | IBGM IBGC | -6.43%-5.73% | n/an/a | n/an/a | n/an/a |
| Max drawdown duration | IBGM IBGC | 77d77d | n/an/a | n/an/a | n/an/a |
Trading data
IBGM | IBGC | |
Last sale 9/14/2026 at 1:30 PM | $23.44 | $23.60 |
| Previous close 09/14/2026 | $23.37 | $23.59 |
| Consolidated volume 09/14/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of September 15, 2026
1-year trailing difference
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IBGM | IBGC | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/14/2026 at 1:30 PM
Live
Closed
IBGM | IBGC | |
|---|---|---|
| Last price | $23.44 | $23.60 |
| 1D performance | +0.30% | +0.03% |
| AuM | $42.13 M | $44.81 M |
| E/R | 0.07% | 0.07% |
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Exposure
Countries
IBGM
USA
100%
IBGC
USA
100%
Other
-0%
Sectors
IBGM
Sovereign
99.99%
Other
0.01%
IBGC
Sovereign
99.99%
Other
0.01%
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Diversification
IBGM
Total weight of top 3 holdings out of 3
100%
IBGC
Total weight of top 7 holdings out of 7
100%
Top 15 holdings
Data as of July 31, 2026
IBGM
USA, Bonds 4.75% 15feb2056, USD
58.80%
USA, Bonds 5% 15may2056, USD
41.19%
BlackRock Cash Funds - Treasury
0.01%
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%
Frequently asked questions about IBGM and IBGC
Which ETF is bigger: IBGM or IBGC?
As of September 14, 2026, IBGM holds $42.13 M in assets under management (AUM), while IBGC manages $44.81 M.
What sectors do the IBGM and IBGC ETFs invest in?
IBGM leans toward sectors like Sovereign. Meanwhile, IBGC focuses on Sovereign.
What are the top holdings of the IBGM ETF and IBGC ETF?
IBGM top holdings include USA, Bonds 4.75% 15feb2056, USD, USA, Bonds 5% 15may2056, USD and BlackRock Cash Funds - Treasury. IBGC holds in its top three: USA, Bonds 4.625% 15feb2046, USD, USA, Bonds 5% 15may2046, USD and USA, Bonds 2.25% 15aug2046, USD.
Which ETF is more diversified: IBGM or IBGC?
IBGM has 3 securities and IBGC has 7 securities.
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