BSPGX vs. BASMX
Compare and contrast key facts about iShares S&P 500 Index Fund Class G (BSPGX) and iShares Total U.S. Stock Market Index Fund Investor A Shares (BASMX).
BSPGX is a passively managed fund by iShares that tracks the performance of the S&P 500 Index. It was launched on Jul 1, 2019. BASMX is a passively managed fund by iShares that tracks the performance of the Russell 3000 Index. It was launched on Aug 13, 2015. Both BSPGX and BASMX are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.
Performance
BSPGX vs. BASMX - Performance Comparison
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BSPGX vs. BASMX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|---|
BSPGX iShares S&P 500 Index Fund Class G | -7.06% | 17.85% | 24.96% | 26.27% | -18.12% | 28.66% | 19.16% | 11.06% |
BASMX iShares Total U.S. Stock Market Index Fund Investor A Shares | -6.77% | 16.81% | 23.46% | 25.63% | -19.32% | 25.26% | 20.37% | 9.24% |
Returns By Period
The year-to-date returns for both investments are quite close, with BSPGX having a -7.06% return and BASMX slightly higher at -6.77%.
BSPGX
- 1D
- -0.39%
- 1M
- -7.68%
- YTD
- -7.06%
- 6M
- -4.62%
- 1Y
- 14.42%
- 3Y*
- 17.15%
- 5Y*
- 11.39%
- 10Y*
- —
BASMX
- 1D
- -0.45%
- 1M
- -7.72%
- YTD
- -6.77%
- 6M
- -4.59%
- 1Y
- 14.36%
- 3Y*
- 16.39%
- 5Y*
- 9.94%
- 10Y*
- 12.98%
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BSPGX vs. BASMX - Expense Ratio Comparison
BSPGX has a 0.01% expense ratio, which is lower than BASMX's 0.33% expense ratio.
Return for Risk
BSPGX vs. BASMX — Risk / Return Rank
BSPGX
BASMX
BSPGX vs. BASMX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares S&P 500 Index Fund Class G (BSPGX) and iShares Total U.S. Stock Market Index Fund Investor A Shares (BASMX). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
| BSPGX | BASMX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.84 | 0.81 | +0.03 |
Sortino ratioReturn per unit of downside risk | 1.30 | 1.27 | +0.03 |
Omega ratioGain probability vs. loss probability | 1.20 | 1.19 | +0.01 |
Calmar ratioReturn relative to maximum drawdown | 1.06 | 1.02 | +0.04 |
Martin ratioReturn relative to average drawdown | 5.14 | 4.92 | +0.22 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| BSPGX | BASMX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.84 | 0.81 | +0.03 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.68 | 0.58 | +0.10 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.71 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.69 | 0.71 | -0.02 |
Correlation
The correlation between BSPGX and BASMX is 0.99, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
BSPGX vs. BASMX - Dividend Comparison
BSPGX's dividend yield for the trailing twelve months is around 1.60%, more than BASMX's 0.92% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
BSPGX iShares S&P 500 Index Fund Class G | 1.60% | 1.74% | 1.43% | 1.52% | 2.04% | 1.83% | 2.09% | 2.25% | 0.00% | 0.00% | 0.00% |
BASMX iShares Total U.S. Stock Market Index Fund Investor A Shares | 0.92% | 0.86% | 0.99% | 1.19% | 1.33% | 1.33% | 1.20% | 1.90% | 2.18% | 1.93% | 1.37% |
Drawdowns
BSPGX vs. BASMX - Drawdown Comparison
The maximum BSPGX drawdown since its inception was -33.74%, roughly equal to the maximum BASMX drawdown of -34.95%. Use the drawdown chart below to compare losses from any high point for BSPGX and BASMX.
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Drawdown Indicators
| BSPGX | BASMX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -33.74% | -34.95% | +1.21% |
Max Drawdown (1Y)Largest decline over 1 year | -12.11% | -12.39% | +0.28% |
Max Drawdown (5Y)Largest decline over 5 years | -24.50% | -25.12% | +0.62% |
Max Drawdown (10Y)Largest decline over 10 years | — | -34.95% | — |
Current DrawdownCurrent decline from peak | -8.90% | -8.92% | +0.02% |
Average DrawdownAverage peak-to-trough decline | -5.19% | -4.65% | -0.54% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.49% | 2.56% | -0.07% |
Volatility
BSPGX vs. BASMX - Volatility Comparison
iShares S&P 500 Index Fund Class G (BSPGX) and iShares Total U.S. Stock Market Index Fund Investor A Shares (BASMX) have volatilities of 4.24% and 4.39%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BSPGX | BASMX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.24% | 4.39% | -0.15% |
Volatility (6M)Calculated over the trailing 6-month period | 9.08% | 9.28% | -0.20% |
Volatility (1Y)Calculated over the trailing 1-year period | 18.06% | 18.39% | -0.33% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 16.85% | 17.34% | -0.49% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.15% | 18.37% | +1.78% |