AGG vs MUB: Holdings Overlap
AGGiShares Core U.S. Aggregate Bond ETF
iShares · 13266 holdings · $137.7B · as of 2026-05-31
MUBiShares National Muni Bond ETF
iShares · 6603 holdings · $45.3B · as of 2026-05-31
How similar are AGG and MUB?
iShares Core U.S. Aggregate Bond ETF (AGG, by iShares) holds 13266 positions; iShares National Muni Bond ETF (MUB, by iShares) holds 6603. They have 0 holdings in common, and by portfolio weight the two funds are 0.0% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 0.0%Sum of the smaller weight of each shared holding
- Shared Holdings
- 0AGG holds 13266 · MUB holds 6603
- Weight in Shared Holdings
- AGG 0%·MUB 0%Share of each fund's weight in stocks both funds own
Based on each fund's latest official holdings. How is this calculated?
What makes each fund different
Only in AGG
13266 of 13266 positions (98.5% of the fund) are not held by MUB. Showing the top 30 by weight.
- U.S. Treasury Notes0.42%
- U.S. Treasury Notes0.41%
- U.S. Treasury Notes0.41%
- U.S. Treasury Notes0.40%
- U.S. Treasury Notes0.40%
- U.S. Treasury Notes0.39%
Only in MUB
6603 of 6603 positions (95.6% of the fund) are not held by AGG. Showing the top 30 by weight.
- Board of Regents of the University of Texas System, Series 2025B0.19%
- New York State Thruway Authority, Series 2022A0.15%
- New York State Dormitory Authority, Series 2019D0.13%
- Ohio State University (The), Series 2026A0.13%
- Houston Higher Education Finance Corp., Series 20240.13%
- Northwest Independent School District, Series 20250.13%
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| AGG | -0.3% | +0.0% | +2.4% | +4.2% | -0.2% | +1.4% | 4.04% |
| MUB | -0.9% | +0.8% | +5.1% | +3.3% | +0.7% | +1.9% | 3.22% |
Total returns including dividends, from adjusted daily closes as of 2026-08-07. 3Y/5Y/10Y are annualized. Yield is trailing-12-month distributions over the last close. Past performance does not predict future results.
Project the growth of $10,000 in AGG vs MUB →
Shared Holdings(0)
These two funds have no holdings in common.
Frequently Asked Questions
How much do AGG and MUB overlap?
AGG and MUB overlap by 0.0% of portfolio weight. They share 0 holdings (AGG holds 13266 positions and MUB holds 6603), based on each fund's latest SEC-reported holdings.
Is it redundant to own both AGG and MUB?
The two portfolios are 0.0% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What does AGG own that MUB doesn't?
13266 positions (98.5% of AGG) are unique to AGG, led by U.S. Treasury Notes, U.S. Treasury Notes and U.S. Treasury Notes. In the other direction, 6603 positions (95.6% of MUB) are unique to MUB.