BSMIX vs. FSSNX
BSMIX (iShares Russell Small/Mid-Cap Index Fund) and FSSNX (Fidelity Small Cap Index Fund) are both Small Cap Blend Equities funds. Over the past 10 years, BSMIX returned 11.38%/yr vs 10.75%/yr for FSSNX. Their 0.98 correlation means they have historically moved very closely together. BSMIX charges 0.12%/yr vs 0.03%/yr for FSSNX.
Performance
BSMIX vs. FSSNX - Performance Comparison
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Returns By Period
The year-to-date returns for both stocks are quite close, with BSMIX having a 19.88% return and FSSNX slightly lower at 19.50%. Over the past 10 years, BSMIX has outperformed FSSNX with an annualized return of 11.38%, while FSSNX has yielded a comparatively lower 10.75% annualized return.
BSMIX
- 1D
- 1.02%
- 1M
- -1.45%
- 6M
- 14.20%
- YTD
- 19.88%
- 1Y
- 33.27%
- 3Y*
- 15.54%
- 5Y*
- 8.10%
- 10Y*
- 11.38%
- ALL TIME*
- 11.87%
FSSNX
- 1D
- 1.37%
- 1M
- -1.63%
- 6M
- 13.42%
- YTD
- 19.50%
- 1Y
- 37.75%
- 3Y*
- 15.41%
- 5Y*
- 7.34%
- 10Y*
- 10.75%
- ALL TIME*
- 11.80%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
BSMIX vs. FSSNX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BSMIX iShares Russell Small/Mid-Cap Index Fund | 19.88% | 11.92% | 12.04% | 17.15% | -18.39% | 18.00% | 20.28% | 27.62% | -10.22% | 16.75% |
FSSNX Fidelity Small Cap Index Fund | 19.50% | 12.94% | 11.71% | 17.11% | -20.28% | 14.70% | 19.99% | 25.70% | -11.24% | 14.54% |
Correlation
The correlation between BSMIX and FSSNX is 0.98 - they have historically moved very closely together. At this level, their price movements offset little of one another.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.98 |
Correlation (3Y) Balances recent behavior with more history. | 0.98 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.98 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.98 |
Correlation (All Time) Calculated using the full available price history since Jan 4, 2016 | 0.98 |
The correlation between BSMIX and FSSNX has been stable across timeframes, ranging from 0.98 to 0.98 - a consistent structural relationship.
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Return for Risk
BSMIX vs. FSSNX — Risk / Return Rank
BSMIX
FSSNX
BSMIX vs. FSSNX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Russell Small/Mid-Cap Index Fund (BSMIX) and Fidelity Small Cap Index Fund (FSSNX). 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.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| BSMIX | FSSNX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.05 | ||
| Sortino ratioReturn per unit of downside risk | -0.05 | ||
| Omega ratioGain probability vs. loss probability | 1.29 | 1.29 | 0.00 |
| Calmar ratioReturn relative to maximum drawdown | 3.20 | 3.08 | +0.12 |
| Martin ratioReturn relative to average drawdown | 12.07 | 10.93 | +1.13 |
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Drawdowns
BSMIX vs. FSSNX - Drawdown Comparison
The maximum BSMIX drawdown since its inception was -41.32%, roughly equal to the maximum FSSNX drawdown of -41.72%. Use the drawdown chart below to compare losses from any high point for BSMIX and FSSNX.
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Drawdown Indicators
| BSMIX | FSSNX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -41.32% | -41.72% | +0.40% |
Max Drawdown (1Y)Largest decline over 1 year | -9.39% | -11.00% | +1.61% |
Max Drawdown (3Y)Largest decline over 3 years | -25.49% | -27.45% | +1.96% |
Max Drawdown (5Y)Largest decline over 5 years | -28.33% | -31.87% | +3.54% |
Max Drawdown (10Y)Largest decline over 10 years | -41.32% | -41.72% | +0.40% |
Current DrawdownCurrent decline from peak | -2.24% | -2.53% | +0.29% |
Average DrawdownAverage peak-to-trough decline | -7.32% | -8.22% | +0.90% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.49% | 3.10% | -0.61% |
Volatility
BSMIX vs. FSSNX - Volatility Comparison
The current volatility for iShares Russell Small/Mid-Cap Index Fund (BSMIX) is 3.46%, while Fidelity Small Cap Index Fund (FSSNX) has a volatility of 3.81%. This indicates that BSMIX experiences smaller price fluctuations and is considered to be less risky than FSSNX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BSMIX | FSSNX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.46% | 3.81% | -0.35% |
Volatility (6M)Calculated over the trailing 6-month period | 13.43% | 14.14% | -0.71% |
Volatility (1Y)Calculated over the trailing 1-year period | 17.74% | 19.42% | -1.68% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.21% | 22.55% | -1.34% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.69% | 23.42% | -1.73% |
BSMIX vs. FSSNX - Expense Ratio Comparison
BSMIX has a 0.12% expense ratio, which is higher than FSSNX's 0.03% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
BSMIX vs. FSSNX - Dividend Comparison
BSMIX's dividend yield for the trailing twelve months is around 2.47%, more than FSSNX's 1.05% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BSMIX iShares Russell Small/Mid-Cap Index Fund | 2.47% | 2.90% | 2.04% | 1.37% | 4.94% | 4.77% | 4.42% | 2.83% | 4.33% | 2.83% | 1.45% | 0.00% |
FSSNX Fidelity Small Cap Index Fund | 1.05% | 1.08% | 1.04% | 1.43% | 1.26% | 3.92% | 0.94% | 2.96% | 4.94% | 3.37% | 2.27% | 2.66% |
Frequently Asked Questions
With a correlation of 0.98, BSMIX and FSSNX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
FSSNX has higher volatility (3.81%) compared to BSMIX (3.46%). In terms of maximum drawdown, BSMIX dropped -41.32% vs FSSNX's -41.72%.
FSSNX currently has the higher Sharpe Ratio (1.74 vs 1.69), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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