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State Street Small/Mid Cap Equity Index Fund (SSMK...
Performance
Return for Risk
Dividends
Drawdowns
Volatility

Fund Info

ISIN
US85749T4004
Inception Date
Aug 12, 2015
Min. Investment
$0
Distribution Policy
Distributing
Asset Class
Equity
Asset Class Size
Mid-Cap
Asset Class Style
Blend

Share Price Chart


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Performance

Performance Chart

The chart shows the growth of an initial investment of $10,000 in State Street Small/Mid Cap Equity Index Fund, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.


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S&P 500 Index

Returns By Period

State Street Small/Mid Cap Equity Index Fund (SSMKX) has returned -4.46% so far this year and 17.62% over the past 12 months. Over the last ten years, SSMKX has returned 10.91% per year, falling short of the S&P 500 Index benchmark, which averaged 12.16% annually.


State Street Small/Mid Cap Equity Index Fund

1D
-0.92%
1M
-8.01%
YTD
-4.46%
6M
-4.04%
1Y
17.62%
3Y*
14.28%
5Y*
4.29%
10Y*
10.91%

Benchmark (S&P 500 Index)

1D
2.91%
1M
-5.09%
YTD
-4.63%
6M
-2.39%
1Y
16.33%
3Y*
16.69%
5Y*
10.18%
10Y*
12.16%
*Multi-year figures are annualized to reflect compound growth (CAGR)

Monthly Returns

Based on dividend-adjusted daily data since Jan 4, 2016, SSMKX's average daily return is +0.05%, while the average monthly return is +1.02%. At this rate, your investment would double in approximately 5.7 years.

Historically, 63% of months were positive and 37% were negative. The best month was Nov 2020 with a return of +18.1%, while the worst month was Mar 2020 at -21.2%. The longest winning streak lasted 8 consecutive months, and the longest losing streak was 3 months.

On a daily basis, SSMKX closed higher 53% of trading days. The best single day was Apr 9, 2025 with a return of +10.0%, while the worst single day was Mar 16, 2020 at -14.3%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20262.44%1.39%-8.01%-4.46%
20255.16%-5.68%-7.65%-0.49%7.13%5.48%2.17%4.35%2.24%0.98%-0.01%-0.52%12.77%
2024-2.32%6.22%3.35%-6.42%3.45%-0.03%6.16%0.42%1.57%0.53%11.72%-7.15%17.20%
202310.70%-1.59%-2.77%-2.18%0.49%8.28%5.84%-4.02%-4.86%-6.19%11.00%10.34%25.20%
2022-9.73%-0.07%0.80%-10.41%-1.71%-9.02%10.48%-2.03%-9.78%8.48%3.42%-6.65%-25.49%
20212.30%4.98%-0.11%4.19%-0.57%3.10%-1.26%1.99%-3.77%5.74%-5.29%1.05%12.38%

Benchmark Metrics

State Street Small/Mid Cap Equity Index Fund has an annualized alpha of -1.50%, beta of 1.11, and R² of 0.81 versus S&P 500 Index. Calculated based on daily prices since January 05, 2016.

  • This fund participated in 115.32% of S&P 500 Index downside but only 110.16% of its upside — more exposed to losses than it benefited from rallies.
  • With beta of 1.11 and R² of 0.81, this fund moves broadly in line with S&P 500 Index — much of its variation is explained by market exposure rather than independent behavior.

Alpha
-1.50%
Beta
1.11
0.81
Upside Capture
110.16%
Downside Capture
115.32%

Expense Ratio

SSMKX has an expense ratio of 0.05%, which is considered low.


Return for Risk

Risk / Return Rank

SSMKX ranks 35 for risk / return — below 35% of mutual funds on our site. The returns aren't fully compensating for the risk involved. This isn't necessarily a dealbreaker, but factor it into your decision — especially if you're risk-averse.


SSMKX Risk / Return Rank: 3535
Overall Rank
SSMKX Sharpe Ratio Rank: 3232
Sharpe Ratio Rank
SSMKX Sortino Ratio Rank: 3535
Sortino Ratio Rank
SSMKX Omega Ratio Rank: 3232
Omega Ratio Rank
SSMKX Calmar Ratio Rank: 3737
Calmar Ratio Rank
SSMKX Martin Ratio Rank: 4141
Martin Ratio Rank
The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for State Street Small/Mid Cap Equity Index Fund (SSMKX) and compare them to a chosen benchmark (S&P 500 Index).


SSMKXBenchmarkDifference

Sharpe ratio

Return per unit of total volatility

0.77

0.90

-0.12

Sortino ratio

Return per unit of downside risk

1.22

1.39

-0.17

Omega ratio

Gain probability vs. loss probability

1.17

1.21

-0.04

Calmar ratio

Return relative to maximum drawdown

1.01

1.40

-0.39

Martin ratio

Return relative to average drawdown

4.29

6.61

-2.32

Explore SSMKX risk-adjusted metrics in detail

Dive deeper into individual metrics with historical trends, benchmark comparisons, and performance across different time periods.

Dividends

Dividend History

State Street Small/Mid Cap Equity Index Fund provided a 5.34% dividend yield over the last twelve months, with an annual payout of $16.56 per share.


0.00%5.00%10.00%15.00%$0.00$10.00$20.00$30.00$40.002016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM2025202420232022202120202019201820172016
Dividend$16.56$16.56$6.41$6.74$36.87$32.86$4.85$14.58$7.71$13.19$2.78

Dividend yield

5.34%5.10%2.12%2.56%17.09%9.69%1.47%5.75%3.68%5.52%1.30%

Monthly Dividends

The table displays the monthly dividend distributions for State Street Small/Mid Cap Equity Index Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.00$0.00$0.00$0.00
2025$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$16.56$16.56
2024$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$6.41$6.41
2023$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$6.74$6.74
2022$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$36.87$36.87
2021$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$32.86$32.86

Drawdowns

Drawdowns Chart

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.


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Worst Drawdowns

The table below displays the maximum drawdowns of the State Street Small/Mid Cap Equity Index Fund. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the State Street Small/Mid Cap Equity Index Fund was 41.65%, occurring on Mar 18, 2020. Recovery took 112 trading sessions.

The current State Street Small/Mid Cap Equity Index Fund drawdown is 10.03%.


Depth

Start

To Bottom

Bottom

To Recover

End

Total

-41.65%Feb 21, 202019Mar 18, 2020112Aug 26, 2020131
-35.19%Nov 9, 2021152Jun 16, 2022601Nov 6, 2024753
-26.31%Dec 5, 202484Apr 8, 202594Aug 22, 2025178
-24.44%Sep 4, 201878Dec 24, 2018232Nov 25, 2019310
-14.46%Jan 6, 201626Feb 11, 201631Mar 29, 201657

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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