IBDUvsIBDYETF Comparison
VS
iShares iBonds Dec 2029 Term Corporate ETF (IBDU) and iShares iBonds Dec 2033 Term Corporate ETF (IBDY) belong to the same industry segment: US Corporate IG Bonds. IBDU's top 3 sector exposures are Finance, Technology and Utilities. In contrast, IBDY's top sector exposures are Finance, Utilities and Technology. Both IBDU and IBDY have the same Total Expense Ratio (TER) of 0.1%. IBDU is up 0.44% year-to-date (YTD) with +$635M in YTD flows. IBDY performs worse with -1.7% YTD performance, and +$269M in YTD flows. Run a side-by-side ETF comparison of IBDU and IBDY below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
Find out how industry players manage ETF portfolios. Discover our library of Model portfolios
IBDU vs IBDY 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 IBDY | -0.81%-1.47% | -0.39%-2.16% | +0.44%-1.70% | +1.43%-1.04% | +18.65%+17.81% | +3.94%n/a |
| Flows | IBDU IBDY | -$104M+$57M | +$81M+$97M | +$635M+$269M | +$1.14B+$379M | +$3.28B+$1.17B | +$3.87B- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IBDU IBDY | +1.95%+3.85% | +1.97%+3.79% | +3.61%+5.66% | +5.27%n/a |
| Max drawdown | IBDU IBDY | -0.96%-2.62% | -1.54%-3.24% | -2.70%-4.95% | -18.89%n/a |
| Max drawdown duration | IBDU IBDY | 20d77d | 155d197d | 60d260d | 1378dn/a |
Trading data
IBDU | IBDY | |
Last sale 9/14/2026 at 1:30 PM | $22.80 | $24.85 |
| Previous close 09/14/2026 | $22.81 | $24.88 |
| 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
Create an account to view replication metrics
Join for free
IBDU | IBDY | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
Advertisement
Main metrics
Last update 9/14/2026 at 1:30 PM
Live
Closed
IBDU | IBDY | |
|---|---|---|
| Last price | $22.80 | $24.85 |
| 1D performance | -0.07% | -0.12% |
| AuM | $3.94 B | $1.17 B |
| E/R | 0.1% | 0.1% |
Characteristics
IBDU | IBDY | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | iShares | iShares |
| Benchmark | Bloomberg December 2029 Maturity Corporate Index | Bloomberg December 2033 Maturity Corporate Index |
| N° of holdings | 676 | 400 |
| Asset class | Fixed Income | Fixed Income |
| Trailing 12m distribution yield | Join | Join |
| Inception date | September 17, 2019 | June 23, 2023 |
| ESG | No | No |
Advertisement
Exposure
Countries
IBDU
USA
88.2%
Other
11.8%
IBDY
USA
88.19%
Other
11.81%
Sectors
IBDU
Finance
29.96%
Technology
11.91%
Utilities
9.23%
Healthcare
9.03%
Industrials
7.39%
Other
32.48%
IBDY
Finance
22.03%
Utilities
12.09%
Technology
11.32%
Healthcare
9.49%
Energy
8.96%
Telecommunication.
8.39%
Other
27.72%
Advertisement
Diversification
IBDU
Total weight of top 15 holdings out of 15
8.91%
IBDY
Total weight of top 15 holdings out of 15
14.07%
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%
IBDY
Space Exploration Technologies, 5.65% 15jul2033, USD
1.54%
Pfizer, 4.75% 19may2033, USD
1.44%
Amgen, 5.25% 2mar2033, USD
1.28%
Amazon.com, 4.55% 13mar2033, USD
1.15%
NVIDIA, 4.75% 15jun2033, USD
0.98%
AT&T Inc, 2.55% 1dec2033, USD
0.92%
Alphabet, 4.4% 15feb2033, USD
0.87%
Oracle, 5.35% 4may2033, USD
0.84%
Salesforce, 5.2% 15mar2033, USD
0.80%
Abbott Laboratories, 4.3% 15mar2033, USD
0.79%
T-Mobile USA, 5.05% 15jul2033, USD
0.75%
Philip Morris International, 5.375% 15feb2033, USD
0.70%
Enbridge, 5.7% 8mar2033, USD
0.69%
BP Capital Markets America, 4.812% 13feb2033, USD
0.66%
Banco Santander, 6.921% 8aug2033, USD (SUBSAN-189)
0.65%
Frequently asked questions about IBDU and IBDY
How have the IBDU and IBDY ETFs performed in 2026?
As of September 14, 2026, IBDU is up 0.44% year-to-date (YTD), while IBDY has lost -1.7%. That puts IBDU better performer ahead so far this year.
Which ETF is attracting more investor money: IBDU or IBDY?
Year-to-date, the IBDU ETF saw +$635M in flows, compared to +$269M for IBDY.
Which ETF is more volatile: IBDU or IBDY?
Over the past year, IBDU had a volatility of 1.97%, while IBDY experienced 3.79%.
Which ETF is bigger: IBDU or IBDY?
As of September 14, 2026, IBDU holds $3.94 B in assets under management (AUM), while IBDY manages $1.17 B.
What sectors do the IBDU and IBDY ETFs invest in?
IBDU leans toward sectors like Finance, Technology and Utilities. Meanwhile, IBDY focuses on Finance, Utilities and Technology.
What are the top holdings of the IBDU ETF and IBDY ETF?
IBDU top holdings include AbbVie, 3.2% 21nov2029, USD, Salesforce, 4.65% 15mar2029, USD and Verizon Communications, 4.016% 3dec2029, USD. IBDY holds in its top three: Space Exploration Technologies, 5.65% 15jul2033, USD, Pfizer, 4.75% 19may2033, USD and Amgen, 5.25% 2mar2033, USD.
Which ETF is more diversified: IBDU or IBDY?
IBDU holds 678 securities with 8.91% of its assets in the top 15. IBDY has 400 securities and a top 15 weight of 14.07%.
Advertisement
Advertisement
