BSV vs USIG: Holdings Overlap
BSVVanguard Short-term Bond Index Fund
Vanguard · 3156 holdings · $45.6B · as of 2026-03-31
USIGiShares Broad USD Investment Grade Corporate Bond ETF
iShares · 11458 holdings · $17.3B · as of 2026-05-31
Holdings snapshots are 61 days apart (BSV: 2026-03-31, USIG: 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 BSV and USIG?
Vanguard Short-term Bond Index Fund (BSV, by Vanguard) holds 3156 positions; iShares Broad USD Investment Grade Corporate Bond ETF (USIG, by iShares) holds 11458. They have 2593 holdings in common, and by portfolio weight the two funds are 18.6% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 18.6%Sum of the smaller weight of each shared holding
- Shared Holdings
- 2593BSV holds 3156 · USIG holds 11458
- Weight in Shared Holdings
- BSV 23%·USIG 27%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 BSV
563 of 3156 positions (75.3% of the fund) are not held by USIG. 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%
Only in USIG
8865 of 11458 positions (71.9% of the fund) are not held by BSV. Showing the top 30 by weight.
- Anheuser-Busch Cos LLC / Anheuser-Busch InBev Worldwide Inc0.09%
- Eagle Funding Luxco Sarl0.08%
- CVS Health Corp0.08%
- Meta Platforms Inc0.06%
- Goldman Sachs Group Inc/The0.06%
- Goldman Sachs Group Inc/The0.06%
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| BSV | +0.3% | +0.7% | +2.7% | +4.5% | +1.7% | +1.9% | 4.03% |
| USIG | -0.4% | +0.1% | +2.6% | +5.4% | +0.2% | +2.4% | 4.82% |
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 BSV vs USIG →
Shared Holdings(2593)
The top 10 shared positions account for 2% of the overlap, led by AbbVie, Inc., WELLS FARGO and CO NEW 5.574%/VAR 07/25/2029 and T-Mobile USA, Inc..
| AbbVie, Inc. | 0.06% | 0.06% | 0.06% |
|---|---|---|---|
| WELLS FARGO and CO NEW 5.574%/VAR 07/25/2029 | 0.05% | 0.05% | 0.05% |
| T-Mobile USA, Inc. | 0.05% | 0.07% | 0.05% |
| CVS Health Corp. | 0.04% | 0.06% | 0.04% |
| Pfizer Investment Enterprises Pte. Ltd. | 0.05% | 0.04% | 0.04% |
| Boeing Co. (The) | 0.04% | 0.05% | 0.04% |
| Morgan Stanley | 0.05% | 0.04% | 0.04% |
| Bank of America Corp. | 0.05% | 0.04% | 0.04% |
| Bank of America Corp. | 0.04% | 0.04% | 0.04% |
| Bank of America Corp. | 0.04% | 0.04% | 0.04% |
| AerCap Ireland Capital DAC / AerCap Global Aviation Trust | 0.06% | 0.04% | 0.04% |
| Amgen, Inc. | 0.04% | 0.04% | 0.04% |
| Goldman Sachs Group, Inc. (The) | 0.04% | 0.04% | 0.04% |
| Morgan Stanley Private Bank NA | 0.04% | 0.04% | 0.04% |
| Morgan Stanley | 0.04% | 0.04% | 0.04% |
| Citigroup, Inc. | 0.04% | 0.04% | 0.04% |
| Goldman Sachs Group, Inc. (The) | 0.08% | 0.03% | 0.03% |
| JPMorgan Chase & Co. | 0.06% | 0.03% | 0.03% |
| Bank of America Corp., Series FIX | 0.06% | 0.03% | 0.03% |
| Wells Fargo & Co. | 0.04% | 0.03% | 0.03% |
| Wells Fargo & Co. | 0.05% | 0.03% | 0.03% |
| JPMorgan Chase & Co. | 0.05% | 0.03% | 0.03% |
| Wells Fargo & Co. | 0.05% | 0.03% | 0.03% |
| Bank of America Corp. | 0.03% | 0.04% | 0.03% |
| HSBC Holdings PLC | 0.04% | 0.03% | 0.03% |
Showing the top 250 of 2593 shared holdings by overlap weight.
Frequently Asked Questions
How much do BSV and USIG overlap?
BSV and USIG overlap by 18.6% of portfolio weight. They share 2593 holdings (BSV holds 3156 positions and USIG holds 11458), based on each fund's latest SEC-reported holdings.
Is it redundant to own both BSV and USIG?
The two portfolios are 18.6% 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 BSV and USIG?
The largest positions held by both funds are AbbVie, Inc., WELLS FARGO and CO NEW 5.574%/VAR 07/25/2029, T-Mobile USA, Inc., CVS Health Corp. and Pfizer Investment Enterprises Pte. Ltd.. Together the top 10 shared positions account for 2% of the total overlap.
What does BSV own that USIG doesn't?
563 positions (75.3% of BSV) are unique to BSV, led by U.S. Treasury Notes, U.S. Treasury Notes and U.S. Treasury Notes. In the other direction, 8865 positions (71.9% of USIG) are unique to USIG.