AGGUS aggregate bond
iShares Core U.S. Aggregate Bond ETF
13,390holdings
0.03%annual fee
USmarket
ValuationNot available for this holdings date
AGG holdings and fund profile
ETF comparisons / AGG vs IMTB
US aggregate bond comparison · Holdings dated 2026-08-27
AGG vs IMTB
iShares Core U.S. Aggregate Bond ETF compared with iShares Core 5-10 Year USD Bond ETF
Most company exposure is different between these funds.AGG has 11,481 companies outside the overlap; IMTB has 612.
IMTBbond
iShares Core 5-10 Year USD Bond ETF
3,463holdings
0.06%annual fee
USmarket
ValuationNot available for this holdings date
IMTB holdings and fund profile
Price development
Both lines rebased to 0% over their shared dates
Largest shared positions
1,903 companies held in both funds
AGG weight
IMTB weight
| Shared company | AGG | IMTB |
|---|---|---|
| BlackRock Funds III: BlackRock Cash Funds: Institutional; SL Agency Shares BISXX | 2.89% | 9.96% |
| United States Treasury T | 0.41% | 1.01% |
| United States Treasury T | 0.40% | 0.82% |
| United States Treasury T | 0.40% | 1.19% |
| United States Treasury Note/Bond T | 0.39% | 0.81% |
| United States Treasury T | 0.39% | 0.89% |
| United States Treasury T | 0.39% | 0.77% |
| United States Treasury T | 0.39% | 0.82% |
| United States Treasury T | 0.38% | 1.14% |
| United States Treasury T | 0.38% | 1.11% |
| United States Treasury T | 0.37% | 0.84% |
| TREASURY NOTE T | 0.37% | 0.84% |
| United States Treasury T | 0.34% | 0.75% |
| United States Treasury T | 0.33% | 0.93% |
| United States Treasury T | 0.31% | 0.78% |
| United States Treasury T | 0.31% | 0.64% |
| United States Treasury T | 0.30% | 0.58% |
| United States Treasury T | 0.28% | 0.66% |
| United States Treasury T | 0.28% | 0.59% |
| United States Treasury T | 0.27% | 0.85% |
| United States Treasury T | 0.27% | 0.49% |
| Government National Mortgage A 5.5 09/15/2037 G2SF | 0.20% | 0.48% |
| FNMA TBA 5.0% SEP 30YR FNCL | 0.17% | 0.39% |
| United States Treasury TNOTE | 0.16% | 0.29% |
| United States Treasury T | 0.16% | 0.23% |
AGG and IMTB questions
Based on the holdings compared above
How much do AGG and IMTB overlap?
AGG and IMTB overlap by 27.7% by weight, across 1,903 shared companies.
Which companies do AGG and IMTB both hold?
The largest companies held in both funds are BlackRock Funds III: BlackRock Cash Funds: Institutional; SL Agency Shares, United States Treasury, United States Treasury, United States Treasury, United States Treasury Note/Bond.
Can I hold both AGG and IMTB?
Holding both means 27.7% of that part of your portfolio is the same companies counted twice. That can suit you or not depending on your goals; this tool reports the overlap rather than giving advice.
Is AGG or IMTB cheaper?
AGG has a 0.03% expense ratio and IMTB has 0.06%.
Compare your own portfolio
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