TLH vs BLV: Holdings Overlap
TLHiShares 10-20 Year Treasury Bond ETF
iShares · 66 holdings · $10.9B · as of 2026-05-31
BLVVanguard Long-term Bond Index Fund
Vanguard · 3013 holdings · $5.8B · as of 2026-03-31
Holdings snapshots are 61 days apart (TLH: 2026-05-31, BLV: 2026-03-31). 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 TLH and BLV?
iShares 10-20 Year Treasury Bond ETF (TLH, by iShares) holds 66 positions; Vanguard Long-term Bond Index Fund (BLV, by Vanguard) holds 3013. They have 58 holdings in common, and by portfolio weight the two funds are 22.2% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 22.2%Sum of the smaller weight of each shared holding
- Shared Holdings
- 58TLH holds 66 · BLV holds 3013
- Weight in Shared Holdings
- TLH 98%·BLV 24%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 TLH
8 of 66 positions (0.3% of the fund) are not held by BLV.
- U.S. Treasury Notes0.11%
- U.S. Treasury Notes0.08%
- U.S. Treasury Notes0.04%
- U.S. Treasury Notes0.03%
- U.S. Treasury Bonds0.02%
- U.S. Treasury Notes0.01%
Only in BLV
2955 of 3013 positions (74.8% of the fund) are not held by TLH. Showing the top 30 by weight.
- U.S. Treasury Bonds1.23%
- U.S. Treasury Bonds1.21%
- U.S. Treasury Bonds1.18%
- U.S. Treasury Bonds1.18%
- U.S. Treasury Bonds1.18%
- U.S. Treasury Bonds1.14%
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| TLH | -1.2% | -2.0% | +0.1% | +1.6% | -5.0% | -1.2% | 4.59% |
| BLV | -1.5% | -1.9% | +0.2% | +2.5% | -4.7% | +0.3% | 4.94% |
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 TLH vs BLV →
Shared Holdings(58)
The top 10 shared positions account for 36% of the overlap, led by U.S. Treasury Bonds, U.S. Treasury Bonds and U.S. Treasury Bonds.
| U.S. Treasury Bonds | 3.71% | 0.93% | 0.93% |
|---|---|---|---|
| U.S. Treasury Bonds | 5.54% | 0.87% | 0.87% |
| U.S. Treasury Bonds | 3.44% | 0.86% | 0.86% |
| U.S. Treasury Bonds | 3.18% | 0.81% | 0.81% |
| U.S. Treasury Bonds | 3.42% | 0.80% | 0.80% |
| U.S. Treasury Bonds | 3.31% | 0.77% | 0.77% |
| U.S. Treasury Bonds | 3.07% | 0.76% | 0.76% |
| U.S. Treasury Bonds | 2.30% | 0.73% | 0.73% |
| U.S. Treasury Bonds | 3.95% | 0.70% | 0.70% |
| U.S. Treasury Bonds | 3.33% | 0.69% | 0.69% |
| U.S. Treasury Bonds | 2.90% | 0.65% | 0.65% |
| U.S. Treasury Bonds | 2.60% | 0.64% | 0.64% |
| U.S. Treasury Bonds | 1.06% | 0.63% | 0.63% |
| U.S. Treasury Bonds | 2.51% | 0.63% | 0.63% |
| U.S. Treasury Bonds | 3.97% | 0.61% | 0.61% |
| U.S. Treasury Bonds | 2.35% | 0.59% | 0.59% |
| U.S. Treasury Bonds | 3.51% | 0.58% | 0.58% |
| U.S. Treasury Bonds | 1.83% | 0.58% | 0.58% |
| U.S. Treasury Bonds | 3.32% | 0.56% | 0.56% |
| U.S. Treasury Bonds | 2.43% | 0.55% | 0.55% |
| U.S. Treasury Bonds | 3.26% | 0.52% | 0.52% |
| U.S. Treasury Bonds | 1.62% | 0.51% | 0.51% |
| U.S. Treasury Bonds | 1.70% | 0.46% | 0.46% |
| U.S. Treasury Bonds | 1.29% | 0.43% | 0.43% |
| U.S. Treasury Bonds | 2.63% | 0.41% | 0.41% |
Frequently Asked Questions
How much do TLH and BLV overlap?
TLH and BLV overlap by 22.2% of portfolio weight. They share 58 holdings (TLH holds 66 positions and BLV holds 3013), based on each fund's latest SEC-reported holdings.
Is it redundant to own both TLH and BLV?
The two portfolios are 22.2% 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 TLH and BLV?
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 36% of the total overlap.
What does TLH own that BLV doesn't?
8 positions (0.3% of TLH) are unique to TLH, led by U.S. Treasury Notes, U.S. Treasury Notes and U.S. Treasury Notes. In the other direction, 2955 positions (74.8% of BLV) are unique to BLV.