AGG vs HTRB: Holdings Overlap
AGGiShares Core U.S. Aggregate Bond ETF
iShares · 13266 holdings · $137.7B · as of 2026-05-31
HTRBHartford Total Return Bond ETF
Hartford · 1768 holdings · $2.2B · as of 2026-04-30
Holdings snapshots are 31 days apart (AGG: 2026-05-31, HTRB: 2026-04-30). 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 HTRB?
iShares Core U.S. Aggregate Bond ETF (AGG, by iShares) holds 13266 positions; Hartford Total Return Bond ETF (HTRB, by Hartford) holds 1768. They have 588 holdings in common, and by portfolio weight the two funds are 9.4% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 9.4%Sum of the smaller weight of each shared holding
- Shared Holdings
- 588AGG holds 13266 · HTRB holds 1768
- Weight in Shared Holdings
- AGG 12%·HTRB 51%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
12678 of 13266 positions (86.9% of the fund) are not held by HTRB. 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 HTRB
1180 of 1768 positions (66.0% of the fund) are not held by AGG. Showing the top 30 by weight.
- Uniform Mortgage-Backed Security, TBA3.60%
- Uniform Mortgage-Backed Security, TBA2.40%
- Uniform Mortgage-Backed Security, TBA2.28%
- Freddie Mac Pool1.27%
- Uniform Mortgage-Backed Security, TBA1.09%
- Fannie Mae Pool1.00%
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% |
| HTRB | -0.3% | +0.1% | +2.8% | +4.8% | +0.1% | — | 4.72% |
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 HTRB →
Shared Holdings(588)
The top 10 shared positions account for 33% of the overlap, led by U.S. Treasury Notes, U.S. Treasury Notes and U.S. Treasury Notes.
| U.S. Treasury Notes | 0.39% | 0.57% | 0.39% |
|---|---|---|---|
| U.S. Treasury Notes | 0.39% | 1.49% | 0.39% |
| U.S. Treasury Notes | 0.39% | 2.58% | 0.39% |
| U.S. Treasury Notes | 0.33% | 0.62% | 0.33% |
| U.S. Treasury Notes | 0.32% | 1.81% | 0.32% |
| U.S. Treasury Notes | 0.31% | 1.37% | 0.31% |
| U.S. Treasury Notes | 0.27% | 0.44% | 0.27% |
| U.S. Treasury Notes | 0.25% | 0.77% | 0.25% |
| U.S. Treasury Notes | 0.31% | 0.22% | 0.22% |
| U.S. Treasury Bonds | 0.20% | 0.39% | 0.20% |
| Uniform Mortgage-Backed Security, TBA | 0.20% | 1.19% | 0.20% |
| U.S. Treasury Notes | 0.17% | 2.51% | 0.17% |
| U.S. Treasury Bonds | 0.16% | 0.49% | 0.16% |
| U.S. Treasury Bonds | 0.16% | 0.86% | 0.16% |
| U.S. Treasury Bonds | 0.16% | 1.09% | 0.16% |
| U.S. Treasury Bonds | 0.15% | 0.75% | 0.15% |
| U.S. Treasury Notes | 0.15% | 2.09% | 0.15% |
| U.S. Treasury Bonds | 0.14% | 1.92% | 0.14% |
| Ginnie Mae | 0.14% | 0.40% | 0.14% |
| U.S. Treasury Notes | 0.14% | 1.59% | 0.14% |
| Uniform Mortgage-Backed Security, TBA | 0.13% | 0.84% | 0.13% |
| U.S. Treasury Notes | 0.13% | 2.09% | 0.13% |
| U.S. Treasury Notes | 0.13% | 1.20% | 0.13% |
| U.S. Treasury Notes | 0.13% | 1.02% | 0.13% |
| U.S. Treasury Notes | 0.13% | 0.44% | 0.13% |
Showing the top 250 of 588 shared holdings by overlap weight.
Frequently Asked Questions
How much do AGG and HTRB overlap?
AGG and HTRB overlap by 9.4% of portfolio weight. They share 588 holdings (AGG holds 13266 positions and HTRB holds 1768), based on each fund's latest SEC-reported holdings.
Is it redundant to own both AGG and HTRB?
The two portfolios are 9.4% identical by weight. Owning both is not redundant. Most of each portfolio is distinct, so the funds can serve different roles.
What are the biggest shared holdings of AGG and HTRB?
The largest positions held by both funds are U.S. Treasury Notes, U.S. Treasury Notes, U.S. Treasury Notes, U.S. Treasury Notes and U.S. Treasury Notes. Together the top 10 shared positions account for 33% of the total overlap.
What does AGG own that HTRB doesn't?
12678 positions (86.9% 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, 1180 positions (66.0% of HTRB) are unique to HTRB.