IBGBvsVGSHETF Comparison
VS
iShares iBonds Dec 2045 Term Treasury ETF (IBGB) and Vanguard Short-Term Treasury ETF (VGSH) belong to the same industry segment: US Government Bonds. IBGB's top 2 sector exposures are Sovereign and Non-Corporate. In contrast, VGSH's top sector exposures are Sovereign. IBGB is more expensive with a Total Expense Ratio (TER) of 0.07%, versus 0.03% for VGSH. IBGB is down -2.46% year-to-date (YTD) with +$2M in YTD flows. VGSH performs better with 1% YTD performance, and +$9.37B in YTD flows. Run a side-by-side ETF comparison of IBGB and VGSH 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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IBGB vs VGSH performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/02/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IBGB VGSH | +0.15%+0.15% | -2.40%+0.46% | -2.46%+1.00% | +0.76%+2.46% | n/a+13.34% | n/a+9.89% |
| Flows | IBGB VGSH | -+$4.65B | -+$5.52B | +$2M+$9.37B | +$5M+$12.36B | -+$12.34B | -+$22.35B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IBGB VGSH | +8.34%+1.34% | +8.10%+1.22% | n/a+1.55% | n/a+1.95% |
| Max drawdown | IBGB VGSH | -4.81%-0.30% | -6.80%-0.85% | n/a-0.96% | n/a-5.72% |
| Max drawdown duration | IBGB VGSH | 65d8d | 185d123d | n/a122d | n/a972d |
Trading data
IBGB | VGSH | |
Last sale 9/3/2026 at 1:30 PM | $23.40 | $57.92 |
| Previous close 09/02/2026 | $23.33 | $57.88 |
| 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 August 31, 2026
1-year trailing difference
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IBGB | VGSH | |
|---|---|---|
| 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 1:30 PM
Live
Closed
IBGB | VGSH | |
|---|---|---|
| Last price | $23.40 | $57.92 |
| 1D performance | +0.29% | +0.06% |
| AuM | $9.33 M | $34.72 B |
| E/R | 0.07% | 0.03% |
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Exposure
Countries
IBGB
USA
100%
VGSH
USA
99.39%
Other
0.61%
Sectors
IBGB
Sovereign
99.99%
Other
0.01%
VGSH
Sovereign
99.39%
Other
0.61%
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Diversification
IBGB
Total weight of top 9 holdings out of 9
100%
VGSH
Total weight of top 15 holdings out of 15
20.24%
Top 15 holdings
Data as of July 31, 2026
IBGB
USA, Bonds 5% 15may2045, USD
18.85%
USA, Bonds 4.875% 15aug2045, USD
18.76%
USA, Bonds 4.75% 15feb2045, USD
18.48%
USA, Bonds 4.625% 15nov2045, USD
17.93%
USA, Bonds 2.5% 15feb2045, USD
10.20%
USA, Bonds 2.875% 15aug2045, USD
6.54%
USA, Bonds 3% 15may2045, USD
5.02%
USA, Bonds 3% 15nov2045, USD
4.20%
BlackRock Cash Funds - Treasury
0.01%
VGSH
USA, Notes 3.5% 31jan2028, USD (U-2028)
2.24%
USA, Notes 4.625% 30apr2029, USD (Y-2029)
1.40%
USA, Notes 4.5% 31may2029, USD (Z-2029)
1.36%
USA, Notes 4% 31jul2029, USD (AB-2029)
1.36%
USA, Notes 4.25% 30jun2029, USD (AA-2029)
1.30%
USA, Notes 4.25% 28feb2029, USD (V-2029)
1.30%
USA, Notes 4.125% 31mar2029, USD (W-2029)
1.30%
USA, Notes 2.875% 15aug2028, USD (E-2028)
1.26%
USA, Notes 3.75% 15aug2027, USD (AR-2027)
1.26%
USA, Notes 4.25% 15jan2028, USD (AJ-2028)
1.25%
USA, Notes 2.875% 15may2028, USD (C-2028)
1.25%
USA, Notes 3.875% 15jul2028, USD (AQ-2028)
1.25%
USA, Notes 3.375% 29feb2028, USD (AY-2028)
1.25%
USA, Notes 1% 31jul2028, USD (N-2028)
1.24%
USA, Notes 1.125% 29feb2028, USD (H-2028)
1.23%
Frequently asked questions about IBGB and VGSH
How have the IBGB and VGSH ETFs performed in 2026?
As of September 2, 2026, IBGB is down -2.46% year-to-date (YTD), while VGSH has returned 1%. That puts VGSH better performer ahead so far this year.
Which ETF is attracting more investor money: IBGB or VGSH?
Year-to-date, the IBGB ETF saw +$2M in flows, compared to +$9.37B for VGSH.
Which ETF is more volatile: IBGB or VGSH?
Over the past year, IBGB had a volatility of 8.1%, while VGSH experienced 1.22%.
Which ETF is bigger: IBGB or VGSH?
As of September 2, 2026, IBGB holds $9.33 M in assets under management (AUM), while VGSH manages $34.72 B.
What sectors do the IBGB and VGSH ETFs invest in?
IBGB leans toward sectors like Sovereign. Meanwhile, VGSH focuses on Sovereign.
What are the top holdings of the IBGB ETF and VGSH ETF?
IBGB top holdings include USA, Bonds 5% 15may2045, USD, USA, Bonds 4.875% 15aug2045, USD and USA, Bonds 4.75% 15feb2045, USD. VGSH holds in its top three: USA, Notes 3.5% 31jan2028, USD (U-2028), USA, Notes 4.625% 30apr2029, USD (Y-2029) and USA, Notes 4.5% 31may2029, USD (Z-2029).
Which ETF is more diversified: IBGB or VGSH?
IBGB has 9 securities. VGSH has 91 securities and a top 15 weight of 20.24%.
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