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Compare iShares U.S. IG Corporate Bond Index ETF (XCBU) vs iShares U.S. IG Corporate Bond Index ETF (XIG) to find the best fit for your portfolio. XCBU and XIG provide the same top sector exposures: Finance, Technology, and Healthcare. When evaluating costs, XCBU features a management fee (MER) of 0.3%, compared to 0.3% for XIG. Performance-wise, XCBU has returned 0.78% year-to-date with +$0 M in net flows, whereas XIG is at 2.62% with +$28 M. Use the comparison tool below to benchmark these funds across top 10 holdings, yield, sector weights and historical returns.
NAV Performance and Flows
Key Data
Compare
XCBU
XIG
| AuM | $5.05 M | $288.80 M |
| Management Fees | 0.30% | 0.30% |
| Exp. ratio | 0.31% | 0.32% |
| Tracking Difference | - | - |
Historical performance and flows
As of September 1, 2026
| 1M | 3M | YTD | 1Y | 3Y | ||
|---|---|---|---|---|---|---|
| Perf. | XCBU | -2.39% | -2.04% | -0.78% | +1.04% | +16.42% |
XIG | -1.16% | -2.64% | -2.62% | -0.77% | +9.23% | |
| Flows | XCBU | +$0 M | +$1 M | +$0 M | +$0 M | +$4 M |
XIG | +$5 M | +$13 M | +$28 M | +$34 M | +$143 M |
XCBU vs XIG exposure
Countries
XCBU
USA
86.88%
Other
13.12%
XIG
USA
86.88%
Other
13.12%
Sectors
XCBU
Finance
33.29%
Technology
13.79%
Healthcare
9.96%
Energy
8.23%
Telecommunications
8.08%
Other
26.66%
XIG
Finance
33.29%
Technology
13.79%
Healthcare
9.96%
Energy
8.23%
Telecommunications
8.08%
Other
26.66%
As of September 1, 2026
Top 10 Holdings
XCBU
BlackRock Cash Funds - Treasury
0.80%
Anheuser-Busch, 4.9% 1feb2046, USD
0.20%
CVS Health, 5.05% 25mar2048, USD
0.17%
T-Mobile USA, 3.875% 15apr2030, USD
0.16%
Goldman Sachs, 6.75% 1oct2037, USD
0.15%
Meta Platforms, 4.875% 15nov2035, USD
0.15%
Amazon.com, 4.875% 13mar2036, USD
0.15%
Meta Platforms, 6.3% 15may2056, USD
0.14%
Space Exploration Technologies, 5.875% 15jul2036, USD
0.14%
Pfizer, 4.75% 19may2033, USD
0.14%
XIG
BlackRock Cash Funds - Treasury
0.80%
Anheuser-Busch, 4.9% 1feb2046, USD
0.20%
CVS Health, 5.05% 25mar2048, USD
0.17%
T-Mobile USA, 3.875% 15apr2030, USD
0.16%
Goldman Sachs, 6.75% 1oct2037, USD
0.15%
Meta Platforms, 4.875% 15nov2035, USD
0.15%
Amazon.com, 4.875% 13mar2036, USD
0.15%
Meta Platforms, 6.3% 15may2056, USD
0.14%
Space Exploration Technologies, 5.875% 15jul2036, USD
0.14%
Pfizer, 4.75% 19may2033, USD
0.14%
Diversification
XCBU
Total weight of top 10 holdings out of 3,147 total
2.20%
XIG
Total weight of top 10 holdings out of 3,147 total
2.20%
Characteristics
Compare
XCBU
XIG
| Provider | iShares | iShares |
| Management | Passively managed | Passively managed |
| Benchmark | Markit iBoxx USD Liquid Investment Grade Index - USD | Markit iBoxx USD Liquid Investment Grade Index - USD |
| Replication Method | ||
| Asset Class | Fixed Income | Fixed Income |
| Dividend Policy | Distributing | Distributing |
| Trailing 12m distribution yield | 3.98% | 4.48% |
| Meets ESG criteria | No | No |
| Inception Date | July 6, 2021 | January 21, 2010 |
Frequently asked questions about XCBU and XIG
Which ETF has performed better year to date: XCBU or XIG?
As of September 1, 2026, XCBU has returned -0.78% year to date, while XIG has returned -2.62%. XCBU is ahead on YTD performance.
Which ETF is larger by assets under management: XCBU or XIG?
As of September 1, 2026, XCBU manages $5.05 M in assets, while XIG manages $288.80 M. XIG is the larger fund by AUM.
How are XCBU and XIG managed?
XCBU is passively managed by iShares. It tracks the Markit iBoxx USD Liquid Investment Grade Index - USD benchmark. XIG is passively managed by iShares. It tracks the Markit iBoxx USD Liquid Investment Grade Index - USD benchmark.
What sectors do XCBU and XIG emphasize?
XCBU is most exposed to Finance, Technology, and Healthcare. XIG is most exposed to Finance, Technology, and Healthcare.
Which ETF is attracting more investor flows: XCBU or XIG?
Year to date, XCBU has seen +$0.02 M in net flows, compared with +$28.50 M for XIG. XIG has attracted more net investor money so far.
How do the fees of XCBU and XIG compare?
XCBU has an expense ratio of 0.31%, while XIG has an expense ratio of 0.32%.
What are the top holdings of XCBU and XIG?
XCBU's largest holdings include BlackRock Cash Funds - Treasury, Anheuser-Busch, 4.9% 1feb2046, USD, and CVS Health, 5.05% 25mar2048, USD. XIG's top holdings include BlackRock Cash Funds - Treasury, Anheuser-Busch, 4.9% 1feb2046, USD, and CVS Health, 5.05% 25mar2048, USD.
Which ETF is more diversified: XCBU or XIG?
XCBU holds 3146 securities, while XIG holds 3146. On holdings count, XCBU is the more diversified portfolio.
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