BLV vs IGLB: Holdings Overlap
BLVVanguard Long-term Bond Index Fund
Vanguard · 3013 holdings · $5.8B · as of 2026-03-31
IGLBiShares 10+ Year Investment Grade Corporate Bond ETF
iShares · 3835 holdings · $2.9B · as of 2026-05-31
Holdings snapshots are 61 days apart (BLV: 2026-03-31, IGLB: 2026-05-31). 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 BLV and IGLB?
Vanguard Long-term Bond Index Fund (BLV, by Vanguard) holds 3013 positions; iShares 10+ Year Investment Grade Corporate Bond ETF (IGLB, by iShares) holds 3835. They have 2544 holdings in common, and by portfolio weight the two funds are 39.0% identical. In practical terms the pair is moderately overlapping; they share a meaningful core, but each fund adds distinct exposure.
- Overlap by Weight
- 39.0%Sum of the smaller weight of each shared holding
- Shared Holdings
- 2544BLV holds 3013 · IGLB holds 3835
- Weight in Shared Holdings
- BLV 41%·IGLB 74%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 BLV
469 of 3013 positions (58.1% of the fund) are not held by IGLB. 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%
Only in IGLB
1291 of 3835 positions (23.7% of the fund) are not held by BLV. Showing the top 30 by weight.
- Mars Inc0.17%
- Morgan Stanley0.12%
- QatarEnergy0.11%
- Saudi Arabian Oil Co0.10%
- Petronas Capital Ltd0.10%
- QatarEnergy0.10%
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| BLV | -1.5% | -1.9% | +0.2% | +2.5% | -4.7% | +0.3% | 4.94% |
| IGLB | -1.6% | -1.5% | +0.9% | +4.3% | -2.9% | +1.6% | 5.41% |
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 BLV vs IGLB →
Shared Holdings(2544)
The top 10 shared positions account for 3% of the overlap, led by Anheuser-Busch Cos LLC / Anheuser-Busch InBev Worldwide Inc, CVS Health Corp. and Bank of America Corp..
| Anheuser-Busch Cos LLC / Anheuser-Busch InBev Worldwide Inc | 0.16% | 0.28% | 0.16% |
|---|---|---|---|
| CVS Health Corp. | 0.13% | 0.25% | 0.13% |
| Bank of America Corp. | 0.10% | 0.14% | 0.10% |
| Pfizer Investment Enterprises Pte. Ltd. | 0.10% | 0.20% | 0.10% |
| AbbVie, Inc. | 0.10% | 0.16% | 0.10% |
| Boeing Co. (The) | 0.10% | 0.20% | 0.10% |
| AT&T, Inc. | 0.10% | 0.17% | 0.10% |
| Bank of America Corp. | 0.10% | 0.16% | 0.10% |
| Amazon.com, Inc. | 0.09% | 0.18% | 0.09% |
| Meta Platforms, Inc. | 0.09% | 0.16% | 0.09% |
| Wells Fargo & Co. | 0.09% | 0.18% | 0.09% |
| AT&T, Inc. | 0.09% | 0.14% | 0.09% |
| AT&T, Inc. | 0.09% | 0.17% | 0.09% |
| Comcast Corp. | 0.09% | 0.11% | 0.09% |
| Goldman Sachs Group, Inc. (The) | 0.09% | 0.11% | 0.09% |
| AbbVie, Inc. | 0.08% | 0.13% | 0.08% |
| Pfizer Investment Enterprises Pte. Ltd. | 0.08% | 0.14% | 0.08% |
| AT and T INC 3.8% 12/01/2057 | 0.08% | 0.13% | 0.08% |
| Amgen, Inc. | 0.08% | 0.14% | 0.08% |
| Microsoft Corp. | 0.08% | 0.14% | 0.08% |
| Goldman Sachs Group, Inc. (The) | 0.08% | 0.20% | 0.08% |
| Anheuser-Busch InBev Worldwide, Inc. | 0.08% | 0.15% | 0.08% |
| Meta Platforms, Inc. | 0.08% | 0.20% | 0.08% |
| Verizon Communications, Inc. | 0.07% | 0.08% | 0.07% |
| AbbVie, Inc. | 0.07% | 0.11% | 0.07% |
Showing the top 250 of 2544 shared holdings by overlap weight.
Frequently Asked Questions
How much do BLV and IGLB overlap?
BLV and IGLB overlap by 39.0% of portfolio weight. They share 2544 holdings (BLV holds 3013 positions and IGLB holds 3835), based on each fund's latest SEC-reported holdings.
Is it redundant to own both BLV and IGLB?
The two portfolios are 39.0% identical by weight. Owning both is defensible: they share a meaningful core, but each fund adds exposure the other lacks.
What are the biggest shared holdings of BLV and IGLB?
The largest positions held by both funds are Anheuser-Busch Cos LLC / Anheuser-Busch InBev Worldwide Inc, CVS Health Corp., Bank of America Corp., Pfizer Investment Enterprises Pte. Ltd. and AbbVie, Inc.. Together the top 10 shared positions account for 3% of the total overlap.
What does BLV own that IGLB doesn't?
469 positions (58.1% of BLV) are unique to BLV, led by U.S. Treasury Bonds, U.S. Treasury Bonds and U.S. Treasury Bonds. In the other direction, 1291 positions (23.7% of IGLB) are unique to IGLB.