AGG vs TLH: Holdings Overlap
AGGiShares Core U.S. Aggregate Bond ETF
iShares · 13266 holdings · $137.7B · as of 2026-05-31
TLHiShares 10-20 Year Treasury Bond ETF
iShares · 66 holdings · $10.9B · as of 2026-05-31
How similar are AGG and TLH?
iShares Core U.S. Aggregate Bond ETF (AGG, by iShares) holds 13266 positions; iShares 10-20 Year Treasury Bond ETF (TLH, by iShares) holds 66. They have 66 holdings in common, and by portfolio weight the two funds are 4.5% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 4.5%Sum of the smaller weight of each shared holding
- Shared Holdings
- 66AGG holds 13266 · TLH holds 66
- Weight in Shared Holdings
- AGG 7%·TLH 98%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
13200 of 13266 positions (91.9% of the fund) are not held by TLH. Showing the top 30 by weight.
- U.S. Treasury Notes0.42%
- U.S. Treasury Notes0.41%
- U.S. Treasury Notes0.40%
- U.S. Treasury Notes0.40%
- U.S. Treasury Notes0.39%
- U.S. Treasury Notes0.39%
Only in TLH
Every position in TLH is also held by AGG, so it brings nothing the other fund doesn’t already own.
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% |
| TLH | -1.2% | -2.0% | +0.1% | +1.6% | -5.0% | -1.2% | 4.59% |
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 TLH →
Shared Holdings(66)
The top 10 shared positions account for 33% of the overlap, led by U.S. Treasury Bonds, U.S. Treasury Bonds and U.S. Treasury Bonds.
| U.S. Treasury Bonds | 0.16% | 3.44% | 0.16% |
|---|---|---|---|
| U.S. Treasury Bonds | 0.16% | 3.42% | 0.16% |
| U.S. Treasury Bonds | 0.15% | 3.07% | 0.15% |
| U.S. Treasury Bonds | 0.15% | 2.30% | 0.15% |
| U.S. Treasury Bonds | 0.15% | 5.54% | 0.15% |
| U.S. Treasury Bonds | 0.15% | 3.97% | 0.15% |
| U.S. Treasury Bonds | 0.14% | 3.71% | 0.14% |
| U.S. Treasury Bonds | 0.14% | 1.83% | 0.14% |
| U.S. Treasury Bonds | 0.14% | 3.95% | 0.14% |
| U.S. Treasury Bonds | 0.13% | 2.51% | 0.13% |
| U.S. Treasury Bonds | 0.13% | 2.90% | 0.13% |
| U.S. Treasury Bonds | 0.13% | 1.06% | 0.13% |
| U.S. Treasury Bonds | 0.13% | 2.60% | 0.13% |
| U.S. Treasury Bonds | 0.12% | 3.51% | 0.12% |
| U.S. Treasury Bonds | 0.12% | 3.32% | 0.12% |
| U.S. Treasury Bonds | 0.12% | 3.18% | 0.12% |
| U.S. Treasury Bonds | 0.11% | 3.31% | 0.11% |
| U.S. Treasury Bonds | 0.11% | 1.62% | 0.11% |
| U.S. Treasury Notes | 0.41% | 0.11% | 0.11% |
| U.S. Treasury Bonds | 0.10% | 3.26% | 0.10% |
| U.S. Treasury Bonds | 0.10% | 2.35% | 0.10% |
| U.S. Treasury Notes | 0.37% | 0.10% | 0.10% |
| U.S. Treasury Bonds | 0.09% | 3.33% | 0.09% |
| U.S. Treasury Notes | 0.15% | 0.08% | 0.08% |
| U.S. Treasury Bonds | 0.08% | 1.61% | 0.08% |
Frequently Asked Questions
How much do AGG and TLH overlap?
AGG and TLH overlap by 4.5% of portfolio weight. They share 66 holdings (AGG holds 13266 positions and TLH holds 66), based on each fund's latest SEC-reported holdings.
Is it redundant to own both AGG and TLH?
The two portfolios are 4.5% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of AGG and TLH?
The largest positions held by both funds are U.S. Treasury Bonds, U.S. Treasury Bonds, U.S. Treasury Bonds, U.S. Treasury Bonds and U.S. Treasury Bonds. Together the top 10 shared positions account for 33% of the total overlap.
What does AGG own that TLH doesn't?
13200 positions (91.9% 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, 0 positions (0.0% of TLH) are unique to TLH.