SWMCX vs. THPMX
SWMCX (Schwab U.S. Mid-Cap Index Fund) and THPMX (Thompson MidCap Fund) are both Mid Cap Blend Equities funds. Over the past 5 years, SWMCX returned 8.22%/yr vs 9.32%/yr for THPMX. Their correlation of 0.92 means they have usually moved in the same direction. SWMCX charges 0.04%/yr vs 1.15%/yr for THPMX.
Performance
SWMCX vs. THPMX - Performance Comparison
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Returns By Period
In the year-to-date period, SWMCX achieves a 14.87% return, which is significantly lower than THPMX's 16.70% return.
SWMCX
- 1D
- 0.30%
- 1M
- -0.36%
- 6M
- 11.46%
- YTD
- 14.87%
- 1Y
- 20.65%
- 3Y*
- 14.83%
- 5Y*
- 8.22%
- 10Y*
- —
- ALL TIME*
- 10.82%
THPMX
- 1D
- -0.41%
- 1M
- 0.35%
- 6M
- 13.92%
- YTD
- 16.70%
- 1Y
- 34.90%
- 3Y*
- 15.14%
- 5Y*
- 9.32%
- 10Y*
- 11.04%
- ALL TIME*
- 13.08%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
THPMX Thompson MidCap Fund | $0.00 | $0.00 | $0.00 |
SWMCX vs. THPMX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SWMCX Schwab U.S. Mid-Cap Index Fund | 14.87% | 10.54% | 15.28% | 17.20% | -17.31% | 22.55% | 17.03% | 30.46% | -9.16% | 0.40% |
THPMX Thompson MidCap Fund | 16.70% | 20.08% | 7.70% | 17.01% | -14.84% | 29.71% | 11.97% | 33.48% | -21.90% | 0.47% |
Correlation
The correlation between SWMCX and THPMX is 0.89, meaning they have usually moved in the same direction, including during past declines.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.89 |
Correlation (3Y) Balances recent behavior with more history. | 0.92 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.94 |
Correlation (All Time) Calculated using the full available price history since Dec 19, 2017 | 0.92 |
The correlation between SWMCX and THPMX has been stable across timeframes, ranging from 0.89 to 0.94 - a consistent structural relationship.
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Return for Risk
SWMCX vs. THPMX — Risk / Return Rank
SWMCX
THPMX
SWMCX vs. THPMX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Schwab U.S. Mid-Cap Index Fund (SWMCX) and Thompson MidCap Fund (THPMX). 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.
| SWMCX | THPMX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.73 | ||
| Sortino ratioReturn per unit of downside risk | -0.98 | ||
| Omega ratioGain probability vs. loss probability | 1.24 | 1.36 | -0.12 |
| Calmar ratioReturn relative to maximum drawdown | 2.24 | 3.20 | -0.96 |
| Martin ratioReturn relative to average drawdown | 8.66 | 11.78 | -3.13 |
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Drawdowns
SWMCX vs. THPMX - Drawdown Comparison
The maximum SWMCX drawdown since its inception was -40.34%, smaller than the maximum THPMX drawdown of -47.55%. Use the drawdown chart below to compare losses from any high point for SWMCX and THPMX.
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Drawdown Indicators
| SWMCX | THPMX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -40.34% | -47.55% | +7.21% |
Max Drawdown (1Y)Largest decline over 1 year | -8.15% | -9.90% | +1.75% |
Max Drawdown (3Y)Largest decline over 3 years | -21.07% | -21.52% | +0.45% |
Max Drawdown (5Y)Largest decline over 5 years | -26.09% | -25.29% | -0.80% |
Max Drawdown (10Y)Largest decline over 10 years | — | -47.55% | — |
Current DrawdownCurrent decline from peak | -0.66% | -1.43% | +0.77% |
Average DrawdownAverage peak-to-trough decline | -6.52% | -6.71% | +0.19% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.11% | 2.69% | -0.58% |
Volatility
SWMCX vs. THPMX - Volatility Comparison
The current volatility for Schwab U.S. Mid-Cap Index Fund (SWMCX) is 2.39%, while Thompson MidCap Fund (THPMX) has a volatility of 3.92%. This indicates that SWMCX experiences smaller price fluctuations and is considered to be less risky than THPMX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SWMCX | THPMX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.39% | 3.92% | -1.53% |
Volatility (6M)Calculated over the trailing 6-month period | 10.24% | 11.35% | -1.11% |
Volatility (1Y)Calculated over the trailing 1-year period | 13.71% | 15.38% | -1.67% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 18.26% | 20.47% | -2.21% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.52% | 22.65% | -2.13% |
SWMCX vs. THPMX - Expense Ratio Comparison
SWMCX has a 0.04% expense ratio, which is lower than THPMX's 1.15% expense ratio.
Dividends
SWMCX vs. THPMX - Dividend Comparison
SWMCX's dividend yield for the trailing twelve months is around 1.85%, less than THPMX's 8.13% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
SWMCX Schwab U.S. Mid-Cap Index Fund | 1.85% | 2.13% | 2.60% | 1.49% | 1.59% | 2.93% | 1.45% | 2.44% | 1.41% | 0.00% | 0.00% | 0.00% |
THPMX Thompson MidCap Fund | 8.13% | 9.48% | 8.04% | 7.60% | 12.04% | 9.76% | 0.33% | 2.93% | 7.29% | 7.51% | 4.84% | 9.46% |
Frequently Asked Questions
SWMCX and THPMX have a correlation of 0.89, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
THPMX has higher volatility (3.92%) compared to SWMCX (2.39%). In terms of maximum drawdown, SWMCX dropped -40.34% vs THPMX's -47.55%.
THPMX currently has the higher Sharpe Ratio (2.06 vs 1.33), 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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