IGSB vs BSV: Holdings Overlap
IGSBiShares 1-5 Year Investment Grade Corporate Bond ETF
iShares · 4605 holdings · $23.2B · as of 2026-05-31
BSVVanguard Short-term Bond Index Fund
Vanguard · 3156 holdings · $45.6B · as of 2026-03-31
Holdings snapshots are 61 days apart (IGSB: 2026-05-31, BSV: 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 IGSB and BSV?
iShares 1-5 Year Investment Grade Corporate Bond ETF (IGSB, by iShares) holds 4605 positions; Vanguard Short-term Bond Index Fund (BSV, by Vanguard) holds 3156. They have 2562 holdings in common, and by portfolio weight the two funds are 22.4% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 22.4%Sum of the smaller weight of each shared holding
- Shared Holdings
- 2562IGSB holds 4605 · BSV holds 3156
- Weight in Shared Holdings
- IGSB 64%·BSV 23%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 IGSB
2043 of 4605 positions (35.3% of the fund) are not held by BSV. Showing the top 30 by weight.
- Eagle Funding Luxco Sarl0.31%
- Mars Inc0.12%
- Salesforce Inc0.11%
- Bank of America Corp0.11%
- Bank of America Corp0.10%
- Bank of America Corp0.09%
Only in BSV
594 of 3156 positions (75.5% of the fund) are not held by IGSB. Showing the top 30 by weight.
- U.S. Treasury Notes1.16%
- U.S. Treasury Notes0.92%
- U.S. Treasury Notes0.91%
- U.S. Treasury Notes0.82%
- U.S. Treasury Notes0.80%
- U.S. Treasury Notes0.80%
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| IGSB | +0.3% | +1.2% | +3.5% | +5.6% | +2.5% | +2.7% | 4.61% |
| BSV | +0.3% | +0.7% | +2.7% | +4.5% | +1.7% | +1.9% | 4.03% |
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 IGSB vs BSV →
Shared Holdings(2562)
The top 10 shared positions account for 3% of the overlap, led by Goldman Sachs Group, Inc. (The), JPMorgan Chase & Co. and Bank of America Corp., Series FIX.
| Goldman Sachs Group, Inc. (The) | 0.08% | 0.08% | 0.08% |
|---|---|---|---|
| JPMorgan Chase & Co. | 0.07% | 0.06% | 0.06% |
| Bank of America Corp., Series FIX | 0.08% | 0.06% | 0.06% |
| Bank of America Corp. | 0.09% | 0.06% | 0.06% |
| AbbVie, Inc. | 0.14% | 0.06% | 0.06% |
| AerCap Ireland Capital DAC / AerCap Global Aviation Trust | 0.09% | 0.06% | 0.06% |
| Anheuser-Busch InBev Worldwide, Inc. | 0.08% | 0.06% | 0.06% |
| Morgan Stanley | 0.08% | 0.05% | 0.05% |
| Morgan Stanley | 0.09% | 0.05% | 0.05% |
| WELLS FARGO and CO NEW 5.574%/VAR 07/25/2029 | 0.11% | 0.05% | 0.05% |
| Wells Fargo & Co. | 0.07% | 0.05% | 0.05% |
| Wells Fargo & Co. | 0.07% | 0.05% | 0.05% |
| JPMorgan Chase & Co. | 0.10% | 0.05% | 0.05% |
| Morgan Stanley | 0.06% | 0.05% | 0.05% |
| Bank of America Corp. | 0.10% | 0.05% | 0.05% |
| Morgan Stanley | 0.09% | 0.05% | 0.05% |
| Pfizer Investment Enterprises Pte. Ltd. | 0.11% | 0.05% | 0.05% |
| Sprint Capital Corp. | 0.08% | 0.05% | 0.05% |
| Verizon Communications, Inc. | 0.05% | 0.05% | 0.05% |
| T-Mobile USA, Inc. | 0.18% | 0.05% | 0.05% |
| CVS Health Corp. | 0.13% | 0.04% | 0.04% |
| Meta Platforms, Inc. | 0.10% | 0.04% | 0.04% |
| JPMorgan Chase & Co. | 0.06% | 0.04% | 0.04% |
| Amgen, Inc. | 0.10% | 0.04% | 0.04% |
| Goldman Sachs Group, Inc. (The) | 0.06% | 0.04% | 0.04% |
Showing the top 250 of 2562 shared holdings by overlap weight.
Frequently Asked Questions
How much do IGSB and BSV overlap?
IGSB and BSV overlap by 22.4% of portfolio weight. They share 2562 holdings (IGSB holds 4605 positions and BSV holds 3156), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IGSB and BSV?
The two portfolios are 22.4% 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 IGSB and BSV?
The largest positions held by both funds are Goldman Sachs Group, Inc. (The), JPMorgan Chase & Co., Bank of America Corp., Series FIX, Bank of America Corp. and AbbVie, Inc.. Together the top 10 shared positions account for 3% of the total overlap.
What does IGSB own that BSV doesn't?
2043 positions (35.3% of IGSB) are unique to IGSB, led by Eagle Funding Luxco Sarl, Mars Inc and Salesforce Inc. In the other direction, 594 positions (75.5% of BSV) are unique to BSV.