SPTMvsIWBETF Comparison
ETF 1
SPTM
State Street SPDR Portfolio S&P 1500 Composite Stock Market ETF
This fund is part of
US All Cap
+0.13%
VS
State Street SPDR Portfolio S&P 1500 Composite Stock Market ETF (SPTM) belongs to the US All Cap segment. iShares Russell 1000 ETF (IWB) is part of the US Large Cap segment. Both ETFs have the same top 3 sector exposures: Information Technology, Financials and Consumer Discretionary. SPTM is less expensive with a Total Expense Ratio (TER) of 0.03%, versus 0.15% for IWB. SPTM is up 5.61% year-to-date (YTD) with +$302M in YTD flows. IWB performs worse with 5.02% YTD performance, and -$2.27B in YTD flows. Run a side-by-side ETF comparison of SPTM and IWB 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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SPTM vs IWB performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 04/27/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | SPTM IWB | +12.54%+12.40% | +3.25%+2.84% | +5.61%+5.02% | +31.33%+30.61% | +78.35%+79.32% | +80.01%+76.23% |
| Flows | SPTM IWB | +$91M-$901M | +$457M-$1.86B | +$302M-$2.27B | +$826M-$2.37B | +$2.12B-$2.76B | +$3.25B-$1.91B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | SPTM IWB | +15.22%+15.61% | +12.56%+12.66% | +14.97%+15.12% | +16.99%+17.24% |
| Max drawdown | SPTM IWB | -8.72%-8.86% | -8.72%-8.86% | -18.88%-19.16% | -24.17%-25.17% |
| Max drawdown duration | SPTM IWB | 63d76d | 63d76d | 126d126d | 707d709d |
Trading data
SPTM | IWB | |
Last sale 4/27/2026 at 1:30 PM | $86.85 | $391.14 |
| Previous close 04/27/2026 | $86.74 | $390.70 |
| Consolidated volume 04/27/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of March 31, 2026
1-year trailing difference
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SPTM | IWB | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 4/27/2026 at 1:30 PM
Live
Closed
SPTM | IWB | |
|---|---|---|
| Last price | $86.85 | $391.14 |
| 1D performance | +0.13% | +0.11% |
| AuM | $12.98 B | $46.06 B |
| E/R | 0.03% | 0.15% |
Characteristics
SPTM | IWB | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | State Street Investment Management | iShares |
| Benchmark | S&P Composite 1500 Index | Russell 1000 Index |
| N° of holdings | 1416 | 911 |
| Asset class | Equities | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | October 4, 2000 | May 15, 2000 |
| ESG | No | No |
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Exposure
Countries
SPTM
USA
96.61%
Other
3.39%
IWB
USA
96.58%
Other
3.42%
Sectors
SPTM
Information Techn.
32.28%
Financials
10.68%
Consumer Discreti.
10.18%
Communication Ser.
9.55%
Health Care
9.31%
Industrials
9.26%
Other
18.74%
IWB
Information Techn.
32.18%
Financials
10.63%
Consumer Discreti.
10.06%
Communication Ser.
9.9%
Health Care
9.46%
Industrials
8.89%
Other
18.89%
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Diversification
SPTM
Total weight of top 15 holdings out of 15
39.15%
IWB
Total weight of top 15 holdings out of 15
39.26%
Top 15 holdings
Data as of March 31, 2026
SPTM
NVIDIA
6.98%
APPLE
6.13%
MICROSOFT-T
4.52%
AMAZON.COM INC
3.35%
ALPHABET INC-CL
2.75%
BROADCOM LIMITED
2.42%
ALPHABET INC-CL
2.21%
META PLATFORMS
2.06%
TESLA
1.72%
BERKSHIRE HATHWAY
1.45%
JPMORGAN CHASE
1.31%
LILLY
1.20%
EXXON
1.17%
JOHNSON&JOHNSON
0.97%
WALMART INC
0.90%
IWB
NVIDIA
6.82%
APPLE
6.11%
MICROSOFT-T
4.59%
AMAZON.COM INC
3.34%
ALPHABET INC-CL
2.79%
BROADCOM LIMITED
2.39%
ALPHABET INC-CL
2.27%
META PLATFORMS
2.09%
TESLA
1.75%
BERKSHIRE HATHWAY
1.48%
JPMORGAN CHASE
1.33%
LILLY
1.23%
EXXON
1.20%
JOHNSON&JOHNSON
0.98%
WALMART INC
0.90%
Frequently asked questions about SPTM and IWB
How have the SPTM and IWB ETFs performed in 2026?
As of April 27, 2026, SPTM is up 5.61% year-to-date (YTD), while IWB has returned 5.02%. That puts SPTM better performer ahead so far this year.
Which ETF is attracting more investor money: SPTM or IWB?
Year-to-date, the SPTM ETF saw +$302M in flows, compared to -$2.27B for IWB.
Which ETF is more volatile: SPTM or IWB?
Over the past year, SPTM had a volatility of 12.56%, while IWB experienced 12.66%.
Which ETF is bigger: SPTM or IWB?
As of April 27, 2026, SPTM holds $12.98 B in assets under management (AUM), while IWB manages $46.06 B.
What sectors do the SPTM and IWB ETFs invest in?
SPTM leans toward sectors like Information Technology, Financials and Consumer Discretionary. Meanwhile, IWB focuses on Information Technology, Financials and Consumer Discretionary.
What are the top holdings of the SPTM ETF and IWB ETF?
SPTM top holdings include NVIDIA, APPLE and MICROSOFT-T. IWB holds in its top three: NVIDIA, APPLE and MICROSOFT-T.
Which ETF is more diversified: SPTM or IWB?
SPTM holds 1502 securities with 39.15% of its assets in the top 15. IWB has 1006 securities and a top 15 weight of 39.26%.
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Latest news about SPTM & IWB
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SPTM
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