TMSIX vs. BIGTX

Last updated Jun 4, 2026

TMSIX (Thrivent Mid Cap Stock Fund Class S) and BIGTX (The Texas Fund) are both Mid Cap Blend Equities funds. Over the past 10 years, TMSIX returned 12.29%/yr vs 10.78%/yr for BIGTX. Their correlation of 0.86 suggests significant overlap in exposure. TMSIX charges 0.74%/yr vs 1.67%/yr for BIGTX.

Performance

TMSIX vs. BIGTX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Thrivent Mid Cap Stock Fund Class S (TMSIX) and The Texas Fund (BIGTX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TMSIX achieves a 15.19% return, which is significantly lower than BIGTX's 26.40% return. Over the past 10 years, TMSIX has outperformed BIGTX with an annualized return of 12.29%, while BIGTX has yielded a comparatively lower 10.78% annualized return.

TMSIX

• 1D: 0.70%
• 1M: 4.85%
• YTD: 15.19%
• 6M: 14.64%
• 1Y: 20.73%
• 3Y*: 14.71%
• 5Y*: 7.00%
• 10Y*: 12.29%

BIGTX

• 1D: 1.52%
• 1M: 7.30%
• YTD: 26.40%
• 6M: 23.78%
• 1Y: 36.15%
• 3Y*: 20.96%
• 5Y*: 9.45%
• 10Y*: 10.78%

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

TMSIX vs. BIGTX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TMSIX Thrivent Mid Cap Stock Fund Class S	15.19%	4.64%	14.08%	13.90%	-17.68%	28.06%	21.96%	24.88%	-10.47%	18.90%
BIGTX The Texas Fund	26.40%	5.98%	15.76%	11.32%	-6.93%	23.90%	13.11%	9.61%	-11.44%	11.58%

Correlation

The correlation between TMSIX and BIGTX is 0.78, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.78
Correlation (3Y) Calculated over the trailing 3-year period	0.84
Correlation (5Y) Calculated over the trailing 5-year period	0.84
Correlation (10Y) Calculated over the trailing 10-year period	0.85
Correlation (All Time) Calculated using the full available price history since Jan 3, 2014	0.86

The correlation between TMSIX and BIGTX has been stable across timeframes, ranging from 0.78 to 0.86 - a consistent structural relationship.

Return for Risk

TMSIX vs. BIGTX — Risk / Return Rank

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

TMSIX

TMSIX Risk / Return Rank: 34
TMSIX Sharpe Ratio Rank: 29
TMSIX Sortino Ratio Rank: 29
TMSIX Omega Ratio Rank: 28
TMSIX Calmar Ratio Rank: 42
TMSIX Martin Ratio Rank: 41

BIGTX

BIGTX Risk / Return Rank: 82
BIGTX Sharpe Ratio Rank: 85
BIGTX Sortino Ratio Rank: 77
BIGTX Omega Ratio Rank: 67
BIGTX Calmar Ratio Rank: 90
BIGTX Martin Ratio Rank: 88

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.

TMSIX vs. BIGTX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Thrivent Mid Cap Stock Fund Class S (TMSIX) and The Texas Fund (BIGTX). 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.

	TMSIX	BIGTX	Difference
Sharpe ratio: Return per unit of total volatility	1.54	2.74	-1.20
Sortino ratio: Return per unit of downside risk	2.24	3.68	-1.44
Omega ratio: Gain probability vs. loss probability	1.27	1.46	-0.18
Calmar ratio: Return relative to maximum drawdown	2.44	4.71	-2.26
Martin ratio: Return relative to average drawdown	8.82	17.23	-8.41
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TMSIX vs. BIGTX - Sharpe Ratio Comparison

The current TMSIX Sharpe Ratio is 1.54, which is lower than the BIGTX Sharpe Ratio of 2.74. The chart below compares the historical Sharpe Ratios of TMSIX and BIGTX, 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

	TMSIX	BIGTX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.54	2.74	-1.20
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.34	0.07	+0.27
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.60	0.12	+0.48
Sharpe Ratio (All Time) Calculated using the full available price history	0.47	0.09	+0.38

Drawdowns

TMSIX vs. BIGTX - Drawdown Comparison

The maximum TMSIX drawdown since its inception was -56.10%, smaller than the maximum BIGTX drawdown of -77.89%. Use the drawdown chart below to compare losses from any high point for TMSIX and BIGTX.

Drawdown Indicators

	TMSIX	BIGTX	Difference
Max Drawdown Largest peak-to-trough decline	-56.10%	-77.89%	+21.79%
Max Drawdown (1Y) Largest decline over 1 year	-8.97%	-8.07%	-0.90%
Max Drawdown (3Y) Largest decline over 3 years	-20.18%	-77.89%	+57.71%
Max Drawdown (5Y) Largest decline over 5 years	-31.57%	-77.89%	+46.32%
Max Drawdown (10Y) Largest decline over 10 years	-40.66%	-77.89%	+37.23%
Current Drawdown Current decline from peak	0.00%	-64.86%	+64.86%
Average Drawdown Average peak-to-trough decline	-10.00%	-17.16%	+7.16%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.48%	2.20%	+0.28%

Volatility

TMSIX vs. BIGTX - Volatility Comparison

The current volatility for Thrivent Mid Cap Stock Fund Class S (TMSIX) is 3.52%, while The Texas Fund (BIGTX) has a volatility of 4.04%. This indicates that TMSIX experiences smaller price fluctuations and is considered to be less risky than BIGTX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TMSIX	BIGTX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.52%	4.04%	-0.52%
Volatility (6M) Calculated over the trailing 6-month period	10.87%	10.19%	+0.68%
Volatility (1Y) Calculated over the trailing 1-year period	14.29%	13.90%	+0.39%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.42%	126.63%	-106.21%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.46%	90.64%	-70.18%

TMSIX vs. BIGTX - Expense Ratio Comparison

TMSIX has a 0.74% expense ratio, which is lower than BIGTX's 1.67% expense ratio.

Dividends

TMSIX vs. BIGTX - Dividend Comparison

TMSIX's dividend yield for the trailing twelve months is around 10.76%, more than BIGTX's 5.84% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BIGTX The Texas Fund	5.84%	7.38%	3.52%	2.51%	3.06%	5.27%	0.07%	0.08%	2.27%	0.00%	0.00%	0.00%
TMSIX Thrivent Mid Cap Stock Fund Class S	10.76%	12.39%	7.91%	1.48%	2.86%	10.77%	3.26%	2.77%	11.64%	7.92%	4.10%	11.95%

Frequently Asked Questions

Can I hold both TMSIX and BIGTX in my portfolio?

TMSIX and BIGTX have a correlation of 0.78, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, TMSIX or BIGTX?

BIGTX has higher volatility (4.04%) compared to TMSIX (3.52%). In terms of maximum drawdown, TMSIX dropped -56.10% vs BIGTX's -77.89%.

Which has better risk-adjusted returns?

BIGTX currently has the higher Sharpe Ratio (2.74 vs 1.54), 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.