USIGvsSPSBETF Comparison
ETF 1
USIG
iShares Broad USD Investment Grade Corporate Bond ETF
This fund is part of
US Corporate IG Bonds
-0.06%
VS
ETF 2
SPSB
State Street SPDR Portfolio Short Term Corporate Bond ETF
This fund is part of
US Corporate IG Bonds
-0.06%
iShares Broad USD Investment Grade Corporate Bond ETF (USIG) and State Street SPDR Portfolio Short Term Corporate Bond ETF (SPSB) belong to the same industry segment: US Corporate IG Bonds. USIG's top 3 sector exposures are Finance, Utilities and Technology. In contrast, SPSB's top sector exposures are Finance, Technology and Utilities. Both USIG and SPSB have the same Total Expense Ratio (TER) of 0.04%. USIG is down -1.09% year-to-date (YTD) with +$3.14B in YTD flows. SPSB performs better with 1.57% YTD performance, and +$3.03B in YTD flows. Run a side-by-side ETF comparison of USIG and SPSB below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
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USIG vs SPSB performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/28/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | USIG SPSB | +1.61%+0.74% | -0.99%+0.34% | -1.09%+1.57% | -1.72%+2.27% | +20.25%+16.40% | +0.55%+15.24% |
| Flows | USIG SPSB | +$322M+$326M | +$953M+$803M | +$3.14B+$3.03B | +$3.71B+$3.30B | +$8.89B+$3.97B | +$12.84B+$3.80B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | USIG SPSB | +4.75%+1.49% | +4.15%+1.31% | +5.05%+1.51% | +6.26%+1.88% |
| Max drawdown | USIG SPSB | -3.20%-0.96% | -4.40%-0.96% | -4.45%-0.96% | -21.22%-5.75% |
| Max drawdown duration | USIG SPSB | 64d64d | 241d64d | 280d64d | 1401d750d |
Trading data
USIG | SPSB | |
Last sale 10/29/2026 at 3:15 PM | $49.50 | $29.74 |
| Previous close 10/28/2026 | $49.40 | $29.69 |
| Consolidated volume 10/28/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of September 30, 2026
1-year trailing difference
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USIG | SPSB | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 10/29/2026 at 3:15 PM
Live
Closed
USIG | SPSB | |
|---|---|---|
| Last price | $49.50 | $29.74 |
| 1D performance | +0.20% | +0.17% |
| AuM | $17.94 B | $11.27 B |
| E/R | 0.04% | 0.04% |
Characteristics
USIG | SPSB | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | iShares | State Street Investment Management |
| Benchmark | ICE BofA US Corporate Index | Bloomberg U.S. 1-3 Year Corporate Bond Index |
| N° of holdings | 11315 | 1598 |
| Asset class | Bonds | Fixed Income |
| Trailing 12m distribution yield | Join | Join |
| Inception date | January 5, 2007 | December 16, 2009 |
| ESG | No | No |
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Exposure
Countries
USIG
USA
76.15%
Other
23.85%
SPSB
USA
79.19%
Other
20.81%
Sectors
USIG
Finance
37.36%
Utilities
10.22%
Technology
8.05%
Energy
7.83%
Healthcare
7.16%
Other
29.38%
SPSB
Finance
49.61%
Technology
7.86%
Utilities
7.25%
Other
35.29%
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Diversification
USIG
Total weight of top 15 holdings out of 15
1.51%
SPSB
Total weight of top 15 holdings out of 15
5.69%
Top 15 holdings
Data as of August 31, 2026
USIG
BlackRock Cash Funds - Treasury
0.55%
Mexico, 5.5% 17aug2030, USD
0.08%
Bank of America Corporation, 3.419% 20dec2028, USD
0.08%
Anheuser-Busch, 4.9% 1feb2046, USD
0.08%
US161175CU68
0.08%
T-Mobile USA, 3.875% 15apr2030, USD
0.07%
CVS Health, 5.05% 25mar2048, USD
0.07%
Space Exploration Technologies, 5.35% 15jul2031, USD
0.07%
Goldman Sachs, 4.148% 21jan2029, USD
0.06%
Goldman Sachs, 6.75% 1oct2037, USD
0.06%
US161175CV42
0.06%
Meta Platforms, 5.625% 15nov2055, USD
0.06%
Amazon.com, 4.875% 13mar2036, USD
0.06%
AbbVie, 3.2% 21nov2029, USD
0.06%
Space Exploration Technologies, 5.875% 15jul2036, USD
0.06%
SPSB
Salesforce, 4.65% 15mar2029, USD
0.64%
Bank of America Corporation, 3.419% 20dec2028, USD
0.48%
Aercap Holdings, 3% 29oct2028, USD
0.44%
NVIDIA, 4.35% 15jun2029, USD
0.40%
Goldman Sachs, 4.223% 1may2029, USD
0.40%
Pfizer, 4.45% 19may2028, USD
0.38%
Morgan Stanley, 4.555% 10apr2030, USD (I)
0.35%
Oracle, 4.55% 4feb2029, USD
0.35%
Amazon.com, 4% 13mar2029, USD
0.33%
Citibank N.A., 4.554% 18jun2029, USD
0.33%
JP Morgan, 4.995% 22jul2030, USD
0.32%
Goldman Sachs, 3.814% 23apr2029, USD
0.32%
Wells Fargo, 4.577% 20may2029, USD (Y)
0.32%
HSBC Holdings plc, 4.899% 3mar2029, USD
0.31%
Morgan Stanley, 5.042% 19jul2030, USD (I)
0.31%
Frequently asked questions about USIG and SPSB
How have the USIG and SPSB ETFs performed in 2026?
As of October 28, 2026, USIG is down -1.09% year-to-date (YTD), while SPSB has returned 1.57%. That puts SPSB better performer ahead so far this year.
Which ETF is attracting more investor money: USIG or SPSB?
Year-to-date, the USIG ETF saw +$3.14B in flows, compared to +$3.03B for SPSB.
Which ETF is more volatile: USIG or SPSB?
Over the past year, USIG had a volatility of 4.15%, while SPSB experienced 1.31%.
Which ETF is bigger: USIG or SPSB?
As of October 28, 2026, USIG holds $17.94 B in assets under management (AUM), while SPSB manages $11.27 B.
What sectors do the USIG and SPSB ETFs invest in?
USIG leans toward sectors like Finance, Utilities and Technology. Meanwhile, SPSB focuses on Finance, Technology and Utilities.
What are the top holdings of the USIG ETF and SPSB ETF?
USIG top holdings include BlackRock Cash Funds - Treasury, Mexico, 5.5% 17aug2030, USD and Bank of America Corporation, 3.419% 20dec2028, USD. SPSB holds in its top three: Salesforce, 4.65% 15mar2029, USD, Bank of America Corporation, 3.419% 20dec2028, USD and Aercap Holdings, 3% 29oct2028, USD.
Which ETF is more diversified: USIG or SPSB?
USIG holds 11500 securities with 1.51% of its assets in the top 15. SPSB has 1627 securities and a top 15 weight of 5.69%.
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