SPMIX vs. TARKX
Compare and contrast key facts about Shelton Capital Management S&P Midcap Index Fund (SPMIX) and Tarkio Fund (TARKX).
SPMIX is managed by BlackRock. It was launched on Apr 20, 1992. TARKX is managed by Clark Fork Trust. It was launched on Jun 28, 2011.
Performance
SPMIX vs. TARKX - Performance Comparison
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SPMIX vs. TARKX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SPMIX Shelton Capital Management S&P Midcap Index Fund | 2.14% | 6.72% | 24.42% | 15.96% | -13.18% | 23.73% | 12.97% | 34.63% | -11.34% | 15.74% |
TARKX Tarkio Fund | 3.13% | 30.18% | 21.72% | 26.33% | -30.39% | 24.41% | 27.00% | 29.54% | -23.30% | 29.04% |
Returns By Period
In the year-to-date period, SPMIX achieves a 2.14% return, which is significantly lower than TARKX's 3.13% return. Over the past 10 years, SPMIX has underperformed TARKX with an annualized return of 11.84%, while TARKX has yielded a comparatively higher 13.42% annualized return.
SPMIX
- 1D
- 2.66%
- 1M
- -6.41%
- YTD
- 2.14%
- 6M
- 3.51%
- 1Y
- 15.83%
- 3Y*
- 14.91%
- 5Y*
- 8.01%
- 10Y*
- 11.84%
TARKX
- 1D
- 5.32%
- 1M
- -11.53%
- YTD
- 3.13%
- 6M
- 11.85%
- 1Y
- 48.87%
- 3Y*
- 21.76%
- 5Y*
- 7.94%
- 10Y*
- 13.42%
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SPMIX vs. TARKX - Expense Ratio Comparison
SPMIX has a 0.62% expense ratio, which is lower than TARKX's 1.00% expense ratio.
Return for Risk
SPMIX vs. TARKX — Risk / Return Rank
SPMIX
TARKX
SPMIX vs. TARKX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Shelton Capital Management S&P Midcap Index Fund (SPMIX) and Tarkio Fund (TARKX). 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.
| SPMIX | TARKX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.79 | 1.55 | -0.75 |
Sortino ratioReturn per unit of downside risk | 1.25 | 2.13 | -0.88 |
Omega ratioGain probability vs. loss probability | 1.17 | 1.29 | -0.12 |
Calmar ratioReturn relative to maximum drawdown | 1.17 | 2.82 | -1.65 |
Martin ratioReturn relative to average drawdown | 5.05 | 9.30 | -4.26 |
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
| SPMIX | TARKX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.79 | 1.55 | -0.75 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.40 | 0.01 | +0.39 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.56 | 0.03 | +0.53 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.45 | 0.04 | +0.42 |
Correlation
The correlation between SPMIX and TARKX is 0.88, 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
SPMIX vs. TARKX - Dividend Comparison
SPMIX's dividend yield for the trailing twelve months is around 5.37%, which matches TARKX's 5.34% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
SPMIX Shelton Capital Management S&P Midcap Index Fund | 5.37% | 5.55% | 20.56% | 6.35% | 9.15% | 9.87% | 8.65% | 13.64% | 13.74% | 6.83% | 16.77% | 19.89% |
TARKX Tarkio Fund | 5.34% | 5.50% | 1.51% | 2.98% | 10.62% | 1.40% | 0.50% | 5.21% | 3.34% | 1.70% | 0.47% | 0.36% |
Drawdowns
SPMIX vs. TARKX - Drawdown Comparison
The maximum SPMIX drawdown since its inception was -55.44%, smaller than the maximum TARKX drawdown of -95.09%. Use the drawdown chart below to compare losses from any high point for SPMIX and TARKX.
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Drawdown Indicators
| SPMIX | TARKX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -55.44% | -95.09% | +39.65% |
Max Drawdown (1Y)Largest decline over 1 year | -14.06% | -17.33% | +3.27% |
Max Drawdown (5Y)Largest decline over 5 years | -24.00% | -95.09% | +71.09% |
Max Drawdown (10Y)Largest decline over 10 years | -41.91% | -95.09% | +53.18% |
Current DrawdownCurrent decline from peak | -6.47% | -91.33% | +84.86% |
Average DrawdownAverage peak-to-trough decline | -7.29% | -17.02% | +9.73% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.27% | 5.25% | -1.98% |
Volatility
SPMIX vs. TARKX - Volatility Comparison
The current volatility for Shelton Capital Management S&P Midcap Index Fund (SPMIX) is 6.37%, while Tarkio Fund (TARKX) has a volatility of 11.90%. This indicates that SPMIX experiences smaller price fluctuations and is considered to be less risky than TARKX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SPMIX | TARKX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.37% | 11.90% | -5.53% |
Volatility (6M)Calculated over the trailing 6-month period | 11.71% | 21.91% | -10.20% |
Volatility (1Y)Calculated over the trailing 1-year period | 20.87% | 32.25% | -11.38% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 20.12% | 600.49% | -580.37% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.29% | 424.90% | -403.61% |