BND vs IGLB: Holdings Overlap
BNDVanguard Total Bond Market Index Fund
Vanguard · 17360 holdings · $161.4B · 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 (BND: 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 BND and IGLB?
Vanguard Total Bond Market Index Fund (BND, by Vanguard) holds 17360 positions; iShares 10+ Year Investment Grade Corporate Bond ETF (IGLB, by iShares) holds 3835. They have 2681 holdings in common, and by portfolio weight the two funds are 7.9% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 7.9%Sum of the smaller weight of each shared holding
- Shared Holdings
- 2681BND holds 17360 · IGLB holds 3835
- Weight in Shared Holdings
- BND 8%·IGLB 76%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 BND
14679 of 17360 positions (90.9% of the fund) are not held by IGLB. Showing the top 30 by weight.
- U.S. Treasury Notes0.48%
- U.S. Treasury Notes0.42%
- U.S. Treasury Notes0.42%
- U.S. Treasury Notes0.42%
- U.S. Treasury Notes0.41%
- U.S. Treasury Notes0.41%
Only in IGLB
1154 of 3835 positions (22.5% of the fund) are not held by BND. 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 |
|---|---|---|---|---|---|---|---|
| BND | -0.3% | +0.0% | +2.4% | +4.2% | -0.2% | +1.5% | 4.03% |
| 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 BND vs IGLB →
Shared Holdings(2681)
The top 10 shared positions account for 3% of the overlap, led by Anheuser-Busch Cos LLC / Anheuser-Busch InBev Worldwide Inc, Boeing Co. (The) and CVS Health Corp..
| Anheuser-Busch Cos LLC / Anheuser-Busch InBev Worldwide Inc | 0.03% | 0.28% | 0.03% |
|---|---|---|---|
| Boeing Co. (The) | 0.03% | 0.20% | 0.03% |
| CVS Health Corp. | 0.02% | 0.25% | 0.02% |
| Bank of America Corp. | 0.02% | 0.14% | 0.02% |
| Meta Platforms, Inc. | 0.02% | 0.16% | 0.02% |
| Apple, Inc. | 0.02% | 0.13% | 0.02% |
| Wells Fargo & Co. | 0.02% | 0.18% | 0.02% |
| AT&T, Inc. | 0.02% | 0.14% | 0.02% |
| Microsoft Corp. | 0.02% | 0.14% | 0.02% |
| Goldman Sachs Group, Inc. (The) | 0.02% | 0.20% | 0.02% |
| Home Depot, Inc. (The) | 0.02% | 0.11% | 0.02% |
| Pfizer Investment Enterprises Pte. Ltd. | 0.02% | 0.20% | 0.02% |
| CVS Health Corp. | 0.02% | 0.19% | 0.02% |
| AT&T, Inc. | 0.02% | 0.17% | 0.02% |
| Amgen, Inc. | 0.02% | 0.14% | 0.02% |
| AbbVie, Inc. | 0.02% | 0.16% | 0.02% |
| JPMorgan Chase & Co. | 0.02% | 0.10% | 0.02% |
| Charter Communications Operating LLC / Charter Communications Operating Capital | 0.02% | 0.12% | 0.02% |
| Amazon.com, Inc. | 0.02% | 0.08% | 0.02% |
| AT and T INC 3.8% 12/01/2057 | 0.02% | 0.13% | 0.02% |
| Verizon Communications, Inc. | 0.02% | 0.10% | 0.02% |
| Broadcom, Inc. | 0.02% | 0.06% | 0.02% |
| Meta Platforms, Inc. | 0.02% | 0.20% | 0.02% |
| Oracle Corp. | 0.01% | 0.16% | 0.01% |
| Alphabet, Inc. | 0.01% | 0.07% | 0.01% |
Showing the top 250 of 2681 shared holdings by overlap weight.
Frequently Asked Questions
How much do BND and IGLB overlap?
BND and IGLB overlap by 7.9% of portfolio weight. They share 2681 holdings (BND holds 17360 positions and IGLB holds 3835), based on each fund's latest SEC-reported holdings.
Is it redundant to own both BND and IGLB?
The two portfolios are 7.9% 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 BND and IGLB?
The largest positions held by both funds are Anheuser-Busch Cos LLC / Anheuser-Busch InBev Worldwide Inc, Boeing Co. (The), CVS Health Corp., Bank of America Corp. and Meta Platforms, Inc.. Together the top 10 shared positions account for 3% of the total overlap.
What does BND own that IGLB doesn't?
14679 positions (90.9% of BND) are unique to BND, led by U.S. Treasury Notes, U.S. Treasury Notes and U.S. Treasury Notes. In the other direction, 1154 positions (22.5% of IGLB) are unique to IGLB.