BIVvsIBDWETF Comparison
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Vanguard Intermediate-Term Bond ETF (BIV) belongs to the US Government Bonds segment. iShares iBonds Dec 2031 Term Corporate ETF (IBDW) is part of the US Corporate IG Bonds segment. BIV's top 3 sector exposures are Sovereign, Finance and Utilities. In contrast, IBDW's top sector exposures are Finance, Technology and Utilities. BIV is less expensive with a Total Expense Ratio (TER) of 0.03%, versus 0.1% for IBDW. BIV is down -2.04% year-to-date (YTD) with +$3.05B in YTD flows. IBDW performs better with -0.89% YTD performance, and +$708M in YTD flows. Run a side-by-side ETF comparison of BIV and IBDW 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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BIV vs IBDW performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/28/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | BIV IBDW | +1.61%+1.22% | -1.52%-0.89% | -2.04%-0.89% | -2.15%-0.62% | +17.06%+23.58% | -0.55%+1.21% |
| Flows | BIV IBDW | +$125M+$100M | +$471M+$250M | +$3.05B+$708M | +$4.10B+$881M | +$13.40B+$2.25B | +$16.94B+$2.75B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | BIV IBDW | +4.81%+3.49% | +4.21%+3.29% | +5.12%+4.69% | +6.31%+6.68% |
| Max drawdown | BIV IBDW | -3.66%-2.61% | -5.46%-3.41% | -5.46%-3.86% | -17.58%-22.65% |
| Max drawdown duration | BIV IBDW | 64d64d | 241d241d | 241d165d | 1403d1398d |
Trading data
BIV | IBDW | |
Last sale 10/29/2026 at 1:30 PM | $74.10 | $20.26 |
| Previous close 10/28/2026 | $73.87 | $20.22 |
| Consolidated volume 10/28/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of September 30, 2026
1-year trailing difference
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BIV | IBDW | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 10/29/2026 at 1:30 PM
Live
Closed
BIV | IBDW | |
|---|---|---|
| Last price | $74.10 | $20.26 |
| 1D performance | +0.31% | +0.20% |
| AuM | $28.61 B | $2.70 B |
| E/R | 0.03% | 0.1% |
Characteristics
BIV | IBDW | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | Vanguard | iShares |
| Benchmark | Bloomberg U.S. 5–10 Year Government/Credit Float Adjusted Index | Bloomberg December 2031 Maturity Corporate Index |
| N° of holdings | 2280 | 614 |
| Asset class | Bonds | Fixed Income |
| Trailing 12m distribution yield | Join | Join |
| Inception date | April 3, 2007 | June 24, 2021 |
| ESG | No | No |
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Exposure
Countries
BIV
USA
87.05%
Other
12.95%
IBDW
USA
87.25%
Other
12.75%
Sectors
BIV
Sovereign
54.89%
Finance
17.59%
Other
27.52%
IBDW
Finance
26.7%
Technology
12.97%
Utilities
9.21%
Healthcare
8.23%
Industrials
7.04%
Other
35.85%
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Diversification
BIV
Total weight of top 15 holdings out of 15
29.49%
IBDW
Total weight of top 15 holdings out of 15
10.61%
Top 15 holdings
Data as of August 31, 2026
BIV
USA, Notes 4% 15feb2034, USD (B-2034)
2.12%
USA, Notes 4.375% 15may2034, USD (C-2034)
2.11%
USA, Notes 4.625% 15feb2035, USD (B-2035)
2.08%
USA, Notes 4.25% 15nov2034, USD (F-2034)
2.07%
USA, Notes 4.125% 15feb2036, USD (B-2036)
2.05%
USA, Notes 4.25% 15may2035, USD (C-2035)
2.04%
USA, Notes 4.25% 15aug2035, USD (E-2035)
2.04%
USA, Notes 4% 15nov2035, USD (F-2035)
2.03%
USA, Notes 4.5% 15nov2033, USD (F-2033)
2.02%
USA, Notes 3.875% 15aug2034, USD (E-2034)
2.00%
USA, Notes 4.375% 15may2036, USD (C-2036)
2.00%
USA, Notes 3.875% 15aug2033, USD (E-2033)
1.83%
USA, Notes 4.125% 15nov2032, USD (F-2032)
1.72%
USA, Notes 1.375% 15nov2031, USD (F-2031)
1.70%
USA, Notes 3.5% 15feb2033, USD (B-2033)
1.65%
IBDW
Space Exploration Technologies, 5.35% 15jul2031, USD
1.35%
Amazon.com, 4.25% 13mar2031, USD
0.94%
NVIDIA, 4.5% 15jun2031, USD
0.89%
Salesforce, 4.9% 15sep2031, USD
0.76%
Amazon.com, 4.8% 9jul2031, USD
0.70%
Oracle, 4.95% 4feb2031, USD
0.69%
Verizon Communications, 2.55% 21mar2031, USD
0.67%
Meta Platforms, 4.55% 15may2031, USD
0.62%
Amazon.com, 2.1% 12may2031, USD
0.61%
Oracle, 2.875% 25mar2031, USD
0.61%
Orange, 8.5% 1mar2031, USD
0.59%
AT&T Inc, 2.75% 1jun2031, USD
0.56%
US02079KCQ85
0.55%
Abbott Laboratories, 4% 15mar2031, USD
0.55%
Cisco Systems, 4.95% 26feb2031, USD
0.53%
Frequently asked questions about BIV and IBDW
How have the BIV and IBDW ETFs performed in 2026?
As of October 28, 2026, BIV is down -2.04% year-to-date (YTD), while IBDW has lost -0.89%. That puts IBDW better performer ahead so far this year.
Which ETF is attracting more investor money: BIV or IBDW?
Year-to-date, the BIV ETF saw +$3.05B in flows, compared to +$708M for IBDW.
Which ETF is more volatile: BIV or IBDW?
Over the past year, BIV had a volatility of 4.21%, while IBDW experienced 3.29%.
Which ETF is bigger: BIV or IBDW?
As of October 28, 2026, BIV holds $28.61 B in assets under management (AUM), while IBDW manages $2.70 B.
What sectors do the BIV and IBDW ETFs invest in?
BIV leans toward sectors like Sovereign and Finance. Meanwhile, IBDW focuses on Finance, Technology and Utilities.
What are the top holdings of the BIV ETF and IBDW ETF?
BIV top holdings include USA, Notes 4% 15feb2034, USD (B-2034), USA, Notes 4.375% 15may2034, USD (C-2034) and USA, Notes 4.625% 15feb2035, USD (B-2035). IBDW holds in its top three: Space Exploration Technologies, 5.35% 15jul2031, USD, Amazon.com, 4.25% 13mar2031, USD and NVIDIA, 4.5% 15jun2031, USD.
Which ETF is more diversified: BIV or IBDW?
BIV holds 2344 securities with 29.49% of its assets in the top 15. IBDW has 640 securities and a top 15 weight of 10.61%.
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