MXMVX vs. MXISX

Last updated Jun 4, 2026

MXMVX (Great-West Mid Cap Value Fund) and MXISX (Great-West S&P Small Cap 600 Index Fund) are both mutual funds - MXMVX is a Mid Cap Value Equities fund managed by Great-West, while MXISX is a Small Cap Blend Equities fund managed by Great-West. Over the past 10 years, MXMVX returned 7.54%/yr vs 9.88%/yr for MXISX. Their correlation of 0.91 suggests significant overlap in exposure. MXMVX charges 1.15%/yr vs 0.56%/yr for MXISX.

Performance

MXMVX vs. MXISX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Great-West Mid Cap Value Fund (MXMVX) and Great-West S&P Small Cap 600 Index Fund (MXISX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MXMVX achieves a 12.37% return, which is significantly lower than MXISX's 16.11% return. Over the past 10 years, MXMVX has underperformed MXISX with an annualized return of 7.54%, while MXISX has yielded a comparatively higher 9.88% annualized return.

MXMVX

• 1D: 0.44%
• 1M: 1.48%
• YTD: 12.37%
• 6M: 13.17%
• 1Y: 22.43%
• 3Y*: 16.43%
• 5Y*: 4.82%
• 10Y*: 7.54%

MXISX

• 1D: 0.94%
• 1M: 2.60%
• YTD: 16.11%
• 6M: 14.87%
• 1Y: 32.09%
• 3Y*: 13.85%
• 5Y*: 5.18%
• 10Y*: 9.88%

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

MXMVX vs. MXISX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
MXMVX Great-West Mid Cap Value Fund	12.37%	8.32%	15.59%	15.15%	-27.98%	34.87%	-0.99%	20.49%	-13.76%	16.62%
MXISX Great-West S&P Small Cap 600 Index Fund	16.11%	5.53%	7.87%	14.61%	-16.60%	26.08%	10.73%	21.46%	-9.22%	11.80%

Correlation

The correlation between MXMVX and MXISX is 0.93, 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	0.93
Correlation (3Y) Calculated over the trailing 3-year period	0.93
Correlation (5Y) Calculated over the trailing 5-year period	0.93
Correlation (10Y) Calculated over the trailing 10-year period	0.90
Correlation (All Time) Calculated using the full available price history since May 19, 2008	0.91

The correlation between MXMVX and MXISX has been stable across timeframes, ranging from 0.90 to 0.93 - a consistent structural relationship.

Return for Risk

MXMVX vs. MXISX — Risk / Return Rank

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

MXMVX

MXMVX Risk / Return Rank: 50
MXMVX Sharpe Ratio Rank: 41
MXMVX Sortino Ratio Rank: 42
MXMVX Omega Ratio Rank: 38
MXMVX Calmar Ratio Rank: 71
MXMVX Martin Ratio Rank: 57

MXISX

MXISX Risk / Return Rank: 60
MXISX Sharpe Ratio Rank: 49
MXISX Sortino Ratio Rank: 50
MXISX Omega Ratio Rank: 44
MXISX Calmar Ratio Rank: 86
MXISX Martin Ratio Rank: 71

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.

MXMVX vs. MXISX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Great-West Mid Cap Value Fund (MXMVX) and Great-West S&P Small Cap 600 Index Fund (MXISX). 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.

	MXMVX	MXISX	Difference
Sharpe ratio: Return per unit of total volatility	1.88	2.06	-0.18
Sortino ratio: Return per unit of downside risk	2.73	2.98	-0.24
Omega ratio: Gain probability vs. loss probability	1.33	1.36	-0.03
Calmar ratio: Return relative to maximum drawdown	3.28	4.11	-0.84
Martin ratio: Return relative to average drawdown	11.52	13.70	-2.18
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

MXMVX vs. MXISX - Sharpe Ratio Comparison

The current MXMVX Sharpe Ratio is 1.88, which is comparable to the MXISX Sharpe Ratio of 2.06. The chart below compares the historical Sharpe Ratios of MXMVX and MXISX, 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

	MXMVX	MXISX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.88	2.06	-0.18
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.25	0.24	+0.01
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.37	0.42	-0.05
Sharpe Ratio (All Time) Calculated using the full available price history	0.21	0.21	+0.01

Drawdowns

MXMVX vs. MXISX - Drawdown Comparison

The maximum MXMVX drawdown since its inception was -57.13%, smaller than the maximum MXISX drawdown of -70.66%. Use the drawdown chart below to compare losses from any high point for MXMVX and MXISX.

Drawdown Indicators

	MXMVX	MXISX	Difference
Max Drawdown Largest peak-to-trough decline	-57.13%	-70.66%	+13.53%
Max Drawdown (1Y) Largest decline over 1 year	-7.45%	-8.75%	+1.30%
Max Drawdown (3Y) Largest decline over 3 years	-20.78%	-28.07%	+7.29%
Max Drawdown (5Y) Largest decline over 5 years	-34.69%	-28.07%	-6.62%
Max Drawdown (10Y) Largest decline over 10 years	-45.46%	-44.78%	-0.68%
Current Drawdown Current decline from peak	-0.44%	0.00%	-0.44%
Average Drawdown Average peak-to-trough decline	-12.51%	-21.86%	+9.35%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.12%	2.62%	-0.50%

Volatility

MXMVX vs. MXISX - Volatility Comparison

The current volatility for Great-West Mid Cap Value Fund (MXMVX) is 3.33%, while Great-West S&P Small Cap 600 Index Fund (MXISX) has a volatility of 4.55%. This indicates that MXMVX experiences smaller price fluctuations and is considered to be less risky than MXISX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MXMVX	MXISX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.33%	4.55%	-1.22%
Volatility (6M) Calculated over the trailing 6-month period	9.40%	11.70%	-2.30%
Volatility (1Y) Calculated over the trailing 1-year period	13.02%	17.48%	-4.46%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	19.66%	21.75%	-2.09%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.57%	23.85%	-3.28%

MXMVX vs. MXISX - Expense Ratio Comparison

MXMVX has a 1.15% expense ratio, which is higher than MXISX's 0.56% expense ratio.

Dividends

MXMVX vs. MXISX - Dividend Comparison

MXMVX's dividend yield for the trailing twelve months is around 5.33%, less than MXISX's 6.42% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
MXISX Great-West S&P Small Cap 600 Index Fund	6.42%	7.45%	4.53%	2.41%	6.55%	10.79%	6.55%	6.71%	14.30%	8.68%	4.94%	10.96%
MXMVX Great-West Mid Cap Value Fund	5.33%	5.98%	9.03%	0.49%	2.55%	3.29%	0.71%	0.17%	7.06%	12.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both MXMVX and MXISX in my portfolio?

With a correlation of 0.93, MXMVX and MXISX 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, MXMVX or MXISX?

MXISX has higher volatility (4.55%) compared to MXMVX (3.33%). In terms of maximum drawdown, MXMVX dropped -57.13% vs MXISX's -70.66%.

Which has better risk-adjusted returns?

MXISX currently has the higher Sharpe Ratio (2.06 vs 1.88), 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.