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ETF comparison

SPSB vs USIG

Both US Corporate Bond.

State Street SPDR Portfolio Short Term Corporate Bond Index ETF · iShares Broad USD Investment Grade Corporate Bond ETF

Holdings overlap

Weighted by ISIN/CUSIP
14.0 %

1,443 positions appear in both funds. Buying equal dollars of SPSB and USIG would leave roughly 14.0% of each dollar exposed to the same underlying securities.

SPSB unmatched 81.6% Shared 14.0% USIG unmatched 84.1%

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.

In SPSB only
156 positions
Shared
1,443 positions
In USIG only
10,060 positions

Side by side

SPSB

State Street SPDR Portfolio Short Term Corporate Bond Index ETF

State Street · US Corporate Bond

89 composite / 100
Expense ratio
0.040%
Net assets
$11.32B
TTM yield
4.00%
Top-10 conc.
4.1%
USIG

iShares Broad USD Investment Grade Corporate Bond ETF

iShares · US Corporate Bond

89 composite / 100
Expense ratio
0.040%
Net assets
$18.01B
TTM yield
4.53%
Top-10 conc.
0.7%

Sub-score comparison

96
Cost
96
53
Tax efficiency
51
100
Liquidity
100
100
Concentration
100
—
Tracking quality
—
SPSB sub-score USIG

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 SPSB vs USIG.

Top shared holdings

1,443 shared in total
# Holding In SPSB In USIG Overlap
1 BANK OF AMERICA CORP 0.42% 0.08% 0.08%
2 GOLDMAN SACHS GROUP INC 0.31% 0.06% 0.06%
3 CVS HEALTH CORP 0.27% 0.06% 0.06%
4 WELLS FARGO & COMPANY 0.25% 0.05% 0.05%
5 BANK OF AMERICA CORP 0.30% 0.05% 0.05%
6 MORGAN STANLEY 0.21% 0.04% 0.04%
7 BANK OF AMERICA CORP 0.10% 0.04% 0.04%
8 GOLDMAN SACHS GROUP INC 0.30% 0.04% 0.04%
9 MORGAN STANLEY 0.15% 0.04% 0.04%
10 PFIZER INVESTMENT ENTER 0.37% 0.04% 0.04%
11 AERCAP IRELAND CAP/GLOBA 0.44% 0.04% 0.04%
12 BANK OF AMERICA CORP 0.12% 0.04% 0.04%

Only in SPSB

156 total
  • JPMORGAN CHASE & CO 0.38%
  • WELLS FARGO & COMPANY 0.37%
  • BANK OF AMERICA CORP 0.36%
  • MORGAN STANLEY PVT BANK 0.31%
  • CVS HEALTH CORP 0.24%
  • HSBC HOLDINGS PLC 0.23%
  • JPMORGAN CHASE & CO 0.21%
  • AMAZON.COM INC 0.21%
  • US BANCORP 0.19%
  • MORGAN STANLEY 0.18%

Only in USIG

10,060 total
  • EAGLE FUNDING LUXCO SARL 0.08%
  • CHARTER COMM OPT LLC/CAP 0.08%
  • ANHEUSER-BUSCH CO/INBEV 0.08%
  • T-MOBILE USA INC 0.07%
  • CVS HEALTH CORP 0.07%
  • SPACE EXPLORATION TECH 0.07%
  • CHARTER COMM OPT LLC/CAP 0.06%
  • GOLDMAN SACHS GROUP INC 0.06%
  • META PLATFORMS INC 0.06%
  • ABBVIE INC 0.06%

Percentages are holdings overlap with the named fund.

Open SPSB 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.