ETF comparison
SPIB vs USIG
Both US Corporate Bond.
State Street SPDR Portfolio Intermediate Term Corporate Bond ETF · iShares Broad USD Investment Grade Corporate Bond ETF
Holdings overlap
4,945 positions appear in both funds. Buying equal dollars of SPIB and USIG would leave roughly 46.7% of each dollar exposed to the same underlying securities.
Unmatched is the part of a fund's weight the other fund doesn't match: names only it holds, plus any extra weight it puts in names both funds hold.
Side by side
State Street SPDR Portfolio Intermediate Term Corporate Bond ETF
State Street · US Corporate Bond
Sub-score comparison
Tracking quality isn't part of the composite — see what we don't score for why.
Cost difference
Expense ratios are effectively identical (0.040% vs 0.040%).
Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open the cost calculator pre-filled with SPIB vs USIG.
Top shared holdings
4,945 shared in total| # | Holding | In SPIB | In USIG | Overlap |
|---|---|---|---|---|
| 1 | BANK OF AMERICA CORP | 0.09% | 0.09% | 0.09% |
| 2 | T-MOBILE USA INC | 0.11% | 0.07% | 0.07% |
| 3 | GOLDMAN SACHS GROUP INC | 0.23% | 0.07% | 0.07% |
| 4 | GOLDMAN SACHS GROUP INC | 0.06% | 0.06% | 0.06% |
| 5 | CVS HEALTH CORP | 0.08% | 0.06% | 0.06% |
| 6 | ABBVIE INC | 0.10% | 0.06% | 0.06% |
| 7 | BANK OF AMERICA CORP | 0.08% | 0.06% | 0.06% |
| 8 | ANHEUSER-BUSCH CO/INBEV | 0.06% | 0.06% | 0.06% |
| 9 | PFIZER INVESTMENT ENTER | 0.08% | 0.05% | 0.05% |
| 10 | JPMORGAN CHASE & CO | 0.08% | 0.05% | 0.05% |
| 11 | BANK OF AMERICA CORP | 0.09% | 0.05% | 0.05% |
| 12 | BANK OF AMERICA CORP | 0.10% | 0.05% | 0.05% |
Only in SPIB
200 total- COOPERAT RABOBANK UA/NY 0.13%
- NVIDIA CORP 0.13%
- DUKE ENERGY CAROLINAS 0.13%
- MASTERCARD INC 0.12%
- VALLEY NATIONAL BANCORP 0.12%
- CITIBANK NA 0.10%
- SPACE EXPLORATION TECH 0.09%
- SPACE EXPLORATION TECH 0.09%
- NVIDIA CORP 0.09%
- SANTANDER HOLDINGS USA 0.08%
Only in USIG
6,513 total- ANHEUSER-BUSCH CO/INBEV 0.09%
- EAGLE FUNDING LUXCO SARL 0.08%
- CVS HEALTH CORP 0.08%
- META PLATFORMS INC 0.06%
- GOLDMAN SACHS GROUP INC 0.06%
- GOLDMAN SACHS GROUP INC 0.06%
- PFIZER INVESTMENT ENTER 0.06%
- AMAZON.COM INC 0.06%
- BOEING CO 0.06%
- WELLS FARGO & COMPANY 0.06%
Related comparisons
More comparisons with SPIB
- SPIB vs IGSB · iShares 1-5 Year Investment Grade Corporate Bond ETF 42.9%
- SPIB vs VTC · Vanguard Total Corporate Bond ETF ETF Shares 42.0%
- SPIB vs VCSH · Vanguard Short-Term Corporate Bond Index Fund ETF Shares 38.5%
- SPIB vs SCHI · Schwab 5-10 Year Corporate Bond ETF 37.6%
- SPIB vs IGIB · iShares 5-10 Year Investment Grade Corporate Bond ETF 36.2%
- SPIB vs LQD · iShares iBoxx $ Investment Grade Corporate Bond ETF 35.1%
More comparisons with USIG
- USIG vs LQD · iShares iBoxx $ Investment Grade Corporate Bond ETF 42.4%
- USIG vs IGSB · iShares 1-5 Year Investment Grade Corporate Bond ETF 41.1%
- USIG vs IGLB · iShares 10+ Year Investment Grade Corporate Bond ETF 29.5%
- USIG vs VCSH · Vanguard Short-Term Corporate Bond Index Fund ETF Shares 27.2%
- USIG vs IGIB · iShares 5-10 Year Investment Grade Corporate Bond ETF 27.1%
- USIG vs AGG · iShares Core U.S. Aggregate Bond ETF 24.4%
Percentages are holdings overlap with the named fund.
Open SPIB or USIG at a brokerage
Both funds trade commission-free at major US brokerages.
Affiliate links — opening an account through these earns PlainIndex a one-time referral. Scoring is computed before any affiliate consideration; see our methodology and funding disclosure.
Holdings overlap is the sum of min(weight_a, weight_b) over positions
matched on ISIN (CUSIP fallback). Methodology: see
/methodology/.
Comparing two funds doesn't endorse swapping one for the other. Tax-lot history, account type, and personal goals matter — PlainIndex publishes data and methodology, not investment advice.