THPMX vs. THPGX

Last updated Jun 4, 2026

THPMX (Thompson MidCap Fund) and THPGX (Thompson LargeCap Fund) are both mutual funds - THPMX is a Mid Cap Blend Equities fund managed by Thompson IM, while THPGX is a Large Cap Value Equities fund managed by Thompson IM. Over the past 10 years, THPMX returned 11.38%/yr vs 14.89%/yr for THPGX. With a 0.95 correlation, they move nearly in lockstep. THPMX charges 1.15%/yr vs 0.99%/yr for THPGX.

Performance

THPMX vs. THPGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Thompson MidCap Fund (THPMX) and Thompson LargeCap Fund (THPGX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, THPMX achieves a 13.17% return, which is significantly higher than THPGX's 12.02% return. Over the past 10 years, THPMX has underperformed THPGX with an annualized return of 11.38%, while THPGX has yielded a comparatively higher 14.89% annualized return.

THPMX

• 1D: 1.03%
• 1M: 6.31%
• YTD: 13.17%
• 6M: 15.64%
• 1Y: 35.79%
• 3Y*: 18.05%
• 5Y*: 7.79%
• 10Y*: 11.38%

THPGX

• 1D: 0.31%
• 1M: 4.18%
• YTD: 12.02%
• 6M: 14.47%
• 1Y: 40.27%
• 3Y*: 22.75%
• 5Y*: 12.38%
• 10Y*: 14.89%

*Multi-year figures are annualized to reflect compound growth (CAGR)

THPMX vs. THPGX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
THPMX Thompson MidCap Fund	13.17%	20.08%	7.70%	17.01%	-14.84%	29.71%	11.97%	33.48%	-21.90%	17.10%
THPGX Thompson LargeCap Fund	12.02%	27.10%	17.14%	22.06%	-15.78%	28.09%	15.49%	33.59%	-12.31%	18.24%

Correlation

The correlation between THPMX and THPGX is 0.92, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.92
Correlation (3Y) Calculated over the trailing 3-year period	0.94
Correlation (5Y) Calculated over the trailing 5-year period	0.94
Correlation (10Y) Calculated over the trailing 10-year period	0.94
Correlation (All Time) Calculated using the full available price history since Jan 5, 2009	0.95

The correlation between THPMX and THPGX has been stable across timeframes, ranging from 0.92 to 0.95 - a consistent structural relationship.

Return for Risk

THPMX vs. THPGX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

THPMX

THPMX Risk / Return Rank: 69
THPMX Sharpe Ratio Rank: 68
THPMX Sortino Ratio Rank: 66
THPMX Omega Ratio Rank: 57
THPMX Calmar Ratio Rank: 81
THPMX Martin Ratio Rank: 70

THPGX

THPGX Risk / Return Rank: 92
THPGX Sharpe Ratio Rank: 94
THPGX Sortino Ratio Rank: 92
THPGX Omega Ratio Rank: 86
THPGX Calmar Ratio Rank: 92
THPGX Martin Ratio Rank: 93

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.

THPMX vs. THPGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Thompson MidCap Fund (THPMX) and Thompson LargeCap Fund (THPGX). 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.

	THPMX	THPGX	Difference
Sharpe ratio: Return per unit of total volatility	2.43	3.31	-0.89
Sortino ratio: Return per unit of downside risk	3.39	4.60	-1.21
Omega ratio: Gain probability vs. loss probability	1.42	1.60	-0.17
Calmar ratio: Return relative to maximum drawdown	3.76	5.04	-1.28
Martin ratio: Return relative to average drawdown	13.46	20.55	-7.09
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

THPMX vs. THPGX - Sharpe Ratio Comparison

The current THPMX Sharpe Ratio is 2.43, which is comparable to the THPGX Sharpe Ratio of 3.31. The chart below compares the historical Sharpe Ratios of THPMX and THPGX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	THPMX	THPGX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.43	3.31	-0.89
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.38	0.70	-0.32
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.50	0.75	-0.25
Sharpe Ratio (All Time) Calculated using the full available price history	0.58	0.50	+0.08

Drawdowns

THPMX vs. THPGX - Drawdown Comparison

The maximum THPMX drawdown since its inception was -47.55%, smaller than the maximum THPGX drawdown of -65.52%. Use the drawdown chart below to compare losses from any high point for THPMX and THPGX.

Drawdown Indicators

	THPMX	THPGX	Difference
Max Drawdown Largest peak-to-trough decline	-47.55%	-65.52%	+17.97%
Max Drawdown (1Y) Largest decline over 1 year	-9.90%	-8.16%	-1.74%
Max Drawdown (3Y) Largest decline over 3 years	-21.52%	-18.75%	-2.77%
Max Drawdown (5Y) Largest decline over 5 years	-25.29%	-26.49%	+1.20%
Max Drawdown (10Y) Largest decline over 10 years	-47.55%	-40.68%	-6.87%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-6.77%	-9.58%	+2.81%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.76%	2.00%	+0.76%

Volatility

THPMX vs. THPGX - Volatility Comparison

Thompson MidCap Fund (THPMX) has a higher volatility of 3.88% compared to Thompson LargeCap Fund (THPGX) at 2.63%. This indicates that THPMX's price experiences larger fluctuations and is considered to be riskier than THPGX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	THPMX	THPGX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.88%	2.63%	+1.25%
Volatility (6M) Calculated over the trailing 6-month period	10.81%	8.86%	+1.95%
Volatility (1Y) Calculated over the trailing 1-year period	15.33%	12.41%	+2.92%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.60%	17.75%	+2.85%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.77%	19.94%	+2.83%

THPMX vs. THPGX - Expense Ratio Comparison

THPMX has a 1.15% expense ratio, which is higher than THPGX's 0.99% expense ratio.

Dividends

THPMX vs. THPGX - Dividend Comparison

THPMX's dividend yield for the trailing twelve months is around 8.38%, more than THPGX's 5.00% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
THPGX Thompson LargeCap Fund	5.00%	5.60%	11.97%	8.38%	5.06%	4.95%	0.90%	2.73%	0.89%	0.82%	0.80%	0.72%
THPMX Thompson MidCap Fund	8.38%	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

Can I hold both THPMX and THPGX in my portfolio?

With a correlation of 0.92, THPMX and THPGX 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.

Which is riskier, THPMX or THPGX?

THPMX has higher volatility (3.88%) compared to THPGX (2.63%). In terms of maximum drawdown, THPMX dropped -47.55% vs THPGX's -65.52%.

Which has better risk-adjusted returns?

THPGX currently has the higher Sharpe Ratio (3.31 vs 2.43), 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.