IBDUvsIBDWETF Comparison
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iShares iBonds Dec 2029 Term Corporate ETF (IBDU) and iShares iBonds Dec 2031 Term Corporate ETF (IBDW) belong to the same industry segment: US Corporate IG Bonds. Both ETFs have the same top 3 sector exposures: Finance, Technology and Utilities. Both IBDU and IBDW have the same Total Expense Ratio (TER) of 0.1%. IBDU is up 0.44% year-to-date (YTD) with +$635M in YTD flows. IBDW performs worse with -1.11% YTD performance, and +$583M in YTD flows. Run a side-by-side ETF comparison of IBDU 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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IBDU vs IBDW performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/14/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IBDU IBDW | -0.81%-1.45% | -0.39%-1.53% | +0.44%-1.11% | +1.43%-0.29% | +18.65%+18.82% | +3.94%-1.10% |
| Flows | IBDU IBDW | -$104M+$71M | +$81M+$258M | +$635M+$583M | +$1.14B+$856M | +$3.28B+$2.19B | +$3.87B+$2.62B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IBDU IBDW | +1.95%+3.14% | +1.97%+3.12% | +3.61%+4.94% | +5.27%+6.70% |
| Max drawdown | IBDU IBDW | -0.96%-1.84% | -1.54%-2.46% | -2.70%-4.47% | -18.89%-23.45% |
| Max drawdown duration | IBDU IBDW | 20d77d | 155d197d | 60d60d | 1378d1562d |
Trading data
IBDU | IBDW | |
Last sale 9/14/2026 at 1:30 PM | $22.80 | $20.26 |
| Previous close 09/14/2026 | $22.81 | $20.28 |
| 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 August 31, 2026
1-year trailing difference
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IBDU | 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 9/14/2026 at 1:30 PM
Live
Closed
IBDU | IBDW | |
|---|---|---|
| Last price | $22.80 | $20.26 |
| 1D performance | -0.07% | -0.12% |
| AuM | $3.94 B | $2.58 B |
| E/R | 0.1% | 0.1% |
Characteristics
IBDU | IBDW | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | iShares | iShares |
| Benchmark | Bloomberg December 2029 Maturity Corporate Index | Bloomberg December 2031 Maturity Corporate Index |
| N° of holdings | 676 | 614 |
| Asset class | Fixed Income | Fixed Income |
| Trailing 12m distribution yield | Join | Join |
| Inception date | September 17, 2019 | June 24, 2021 |
| ESG | No | No |
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Exposure
Countries
IBDU
USA
88.2%
Other
11.8%
IBDW
USA
90.02%
Other
9.98%
Sectors
IBDU
Finance
29.96%
Technology
11.91%
Utilities
9.23%
Healthcare
9.03%
Industrials
7.39%
Other
32.48%
IBDW
Finance
27.44%
Technology
13.47%
Utilities
9.63%
Healthcare
8.5%
Industrials
7.33%
Other
33.64%
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Diversification
IBDU
Total weight of top 15 holdings out of 15
8.91%
IBDW
Total weight of top 15 holdings out of 15
10.39%
Top 15 holdings
Data as of July 31, 2026
IBDU
AbbVie, 3.2% 21nov2029, USD
0.98%
Salesforce, 4.65% 15mar2029, USD
0.74%
Verizon Communications, 4.016% 3dec2029, USD
0.63%
IBM, 3.5% 15may2029, USD
0.62%
Oracle, 4.55% 4feb2029, USD
0.60%
AT&T Inc, 4.35% 1mar2029, USD
0.59%
Amazon.com, 4% 13mar2029, USD
0.59%
Fiserv, 3.5% 1jul2029, USD
0.57%
NVIDIA, 4.35% 15jun2029, USD
0.56%
Anheuser-Busch InBev, 4.75% 23jan2029, USD
0.56%
AbbVie, 4.8% 15mar2029, USD
0.51%
Cisco Systems, 4.85% 26feb2029, USD
0.50%
Amazon.com, 4.6% 9jul2029, USD
0.49%
Sumitomo Mitsui FG, 3.04% 16jul2029, USD
0.49%
Wells Fargo, 4.15% 24jan2029, USD (Q)
0.48%
IBDW
Space Exploration Technologies, 5.35% 15jul2031, USD
1.00%
NVIDIA, 4.5% 15jun2031, USD
0.98%
Amazon.com, 4.25% 13mar2031, USD
0.80%
Salesforce, 4.9% 15sep2031, USD
0.76%
Oracle, 4.95% 4feb2031, USD
0.74%
Verizon Communications, 2.55% 21mar2031, USD
0.72%
Amazon.com, 4.8% 9jul2031, USD
0.70%
Meta Platforms, 4.55% 15may2031, USD
0.63%
Amazon.com, 2.1% 12may2031, USD
0.62%
Oracle, 2.875% 25mar2031, USD
0.61%
Orange, 8.5% 1mar2031, USD
0.60%
AT&T Inc, 2.75% 1jun2031, USD
0.59%
Abbott Laboratories, 4% 15mar2031, USD
0.56%
Cisco Systems, 4.95% 26feb2031, USD
0.55%
Broadcom Inc, 2.45% 15feb2031, USD
0.54%
Frequently asked questions about IBDU and IBDW
How have the IBDU and IBDW ETFs performed in 2026?
As of September 14, 2026, IBDU is up 0.44% year-to-date (YTD), while IBDW has lost -1.11%. That puts IBDU better performer ahead so far this year.
Which ETF is attracting more investor money: IBDU or IBDW?
Year-to-date, the IBDU ETF saw +$635M in flows, compared to +$583M for IBDW.
Which ETF is more volatile: IBDU or IBDW?
Over the past year, IBDU had a volatility of 1.97%, while IBDW experienced 3.12%.
Which ETF is bigger: IBDU or IBDW?
As of September 14, 2026, IBDU holds $3.94 B in assets under management (AUM), while IBDW manages $2.58 B.
What sectors do the IBDU and IBDW ETFs invest in?
IBDU leans toward sectors like Finance, Technology and Utilities. Meanwhile, IBDW focuses on Finance, Technology and Utilities.
What are the top holdings of the IBDU ETF and IBDW ETF?
IBDU top holdings include AbbVie, 3.2% 21nov2029, USD, Salesforce, 4.65% 15mar2029, USD and Verizon Communications, 4.016% 3dec2029, USD. IBDW holds in its top three: Space Exploration Technologies, 5.35% 15jul2031, USD, NVIDIA, 4.5% 15jun2031, USD and Amazon.com, 4.25% 13mar2031, USD.
Which ETF is more diversified: IBDU or IBDW?
IBDU holds 678 securities with 8.91% of its assets in the top 15. IBDW has 616 securities and a top 15 weight of 10.39%.
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