AGG vs TFI: Holdings Overlap
AGGiShares Core U.S. Aggregate Bond ETF
iShares · 13266 holdings · $137.7B · as of 2026-05-31
TFIState Street® SPDR® Nuveen ICE Municipal Bond ETF
State Street (SPDR) · 1881 holdings · $3.1B · as of 2026-08-07
Holdings snapshots are 68 days apart (AGG: 2026-05-31, TFI: 2026-08-07). Weights and index membership change between snapshots, so the true current overlap is typically higher than shown. For funds tracking the same index, the gap can be 5–15 points.
How similar are AGG and TFI?
iShares Core U.S. Aggregate Bond ETF (AGG, by iShares) holds 13266 positions; State Street® SPDR® Nuveen ICE Municipal Bond ETF (TFI, by State Street (SPDR)) holds 1881. 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 · TFI holds 1881
- Weight in Shared Holdings
- AGG 0%·TFI 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 TFI. 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 TFI
1881 of 1881 positions (99.0% of the fund) are not held by AGG. Showing the top 30 by weight.
- NYC 5.000 08/01/310.46%
- UNVHGR 5.000 05/15/290.28%
- CAS 5.000 11/01/310.24%
- CTSGEN 5.000 07/01/280.24%
- CAS 5.000 11/01/270.23%
- NYCGEN 5.250 05/01/480.22%
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% |
| TFI | -0.9% | +0.6% | +4.7% | +2.9% | -0.3% | +1.3% | 3.56% |
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 TFI →
Shared Holdings(0)
These two funds have no holdings in common.
Frequently Asked Questions
How much do AGG and TFI overlap?
AGG and TFI overlap by 0.0% of portfolio weight. They share 0 holdings (AGG holds 13266 positions and TFI holds 1881), based on each fund's latest SEC-reported holdings.
Is it redundant to own both AGG and TFI?
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 TFI 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, 1881 positions (99.0% of TFI) are unique to TFI.