IVSOX vs. ETMGX

Last updated Jul 18, 2026

IVSOX (Voya SmallCap Opportunities Portfolio) and ETMGX (Eaton Vance Tax-Managed Small-Cap Fund) are both Small Cap Growth Equities funds. Over the past 10 years, IVSOX returned 10.27%/yr vs 8.34%/yr for ETMGX. Their correlation of 0.88 suggests significant overlap in exposure. IVSOX charges 0.85%/yr vs 1.11%/yr for ETMGX.

Performance

IVSOX vs. ETMGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Voya SmallCap Opportunities Portfolio (IVSOX) and Eaton Vance Tax-Managed Small-Cap Fund (ETMGX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IVSOX achieves a 17.48% return, which is significantly higher than ETMGX's 10.48% return. Over the past 10 years, IVSOX has outperformed ETMGX with an annualized return of 10.27%, while ETMGX has yielded a comparatively lower 8.34% annualized return.

IVSOX

• 1D: -1.37%
• 1M: -1.94%
• 6M: 6.75%
• YTD: 17.48%
• 1Y: 36.99%
• 3Y*: 19.17%
• 5Y*: 9.03%
• 10Y*: 10.27%

ETMGX

• 1D: 1.95%
• 1M: 6.21%
• 6M: 3.85%
• YTD: 10.48%
• 1Y: 4.77%
• 3Y*: 4.69%
• 5Y*: 3.31%
• 10Y*: 8.34%

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

IVSOX vs. ETMGX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IVSOX Voya SmallCap Opportunities Portfolio	17.48%	14.79%	18.89%	20.93%	-23.02%	4.78%	26.36%	25.77%	-16.03%	18.75%
ETMGX Eaton Vance Tax-Managed Small-Cap Fund	10.48%	-6.63%	11.43%	11.06%	-16.53%	20.91%	12.33%	27.32%	-5.86%	15.26%

Correlation

The correlation between IVSOX and ETMGX is 0.61, 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	0.61
Correlation (3Y) Calculated over the trailing 3-year period	0.74
Correlation (5Y) Calculated over the trailing 5-year period	0.82
Correlation (10Y) Calculated over the trailing 10-year period	0.86
Correlation (All Time) Calculated using the full available price history since Aug 3, 2012	0.88

Over the past year, the correlation between IVSOX and ETMGX has dropped to 0.61 - well below their long-term average of 0.88, suggesting their price drivers have been diverging.

Return for Risk

IVSOX vs. ETMGX — Risk / Return Rank

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

IVSOX

IVSOX Risk / Return Rank: 61
IVSOX Sharpe Ratio Rank: 65
IVSOX Sortino Ratio Rank: 59
IVSOX Omega Ratio Rank: 53
IVSOX Calmar Ratio Rank: 66
IVSOX Martin Ratio Rank: 63

ETMGX

ETMGX Risk / Return Rank: 6
ETMGX Sharpe Ratio Rank: 6
ETMGX Sortino Ratio Rank: 7
ETMGX Omega Ratio Rank: 6
ETMGX Calmar Ratio Rank: 6
ETMGX Martin Ratio Rank: 6

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.

IVSOX vs. ETMGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Voya SmallCap Opportunities Portfolio (IVSOX) and Eaton Vance Tax-Managed Small-Cap Fund (ETMGX). 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.

	IVSOX	ETMGX	Difference
Sharpe ratio: Return per unit of total volatility	1.81	0.35	+1.46
Sortino ratio: Return per unit of downside risk	2.47	0.66	+1.81
Omega ratio: Gain probability vs. loss probability	1.30	1.07	+0.23
Calmar ratio: Return relative to maximum drawdown	2.54	0.44	+2.10
Martin ratio: Return relative to average drawdown	9.70	0.97	+8.73

IVSOX vs. ETMGX - Sharpe Ratio Comparison

The current IVSOX Sharpe Ratio is 1.81, which is higher than the ETMGX Sharpe Ratio of 0.35. The chart below compares the historical Sharpe Ratios of IVSOX and ETMGX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

IVSOX vs. ETMGX - Drawdown Comparison

The maximum IVSOX drawdown since its inception was -74.77%, which is greater than ETMGX's maximum drawdown of -37.02%. Use the drawdown chart below to compare losses from any high point for IVSOX and ETMGX.

Drawdown Indicators

	IVSOX	ETMGX	Difference
Max Drawdown Largest peak-to-trough decline	-74.77%	-37.02%	-37.75%
Max Drawdown (1Y) Largest decline over 1 year	-17.04%	-13.14%	-3.90%
Max Drawdown (3Y) Largest decline over 3 years	-30.76%	-22.28%	-8.48%
Max Drawdown (5Y) Largest decline over 5 years	-34.13%	-25.14%	-8.99%
Max Drawdown (10Y) Largest decline over 10 years	-41.90%	-37.02%	-4.88%
Current Drawdown Current decline from peak	-7.40%	-5.30%	-2.10%
Average Drawdown Average peak-to-trough decline	-25.81%	-6.60%	-19.21%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.29%	5.92%	-1.63%

Volatility

IVSOX vs. ETMGX - Volatility Comparison

Voya SmallCap Opportunities Portfolio (IVSOX) has a higher volatility of 6.35% compared to Eaton Vance Tax-Managed Small-Cap Fund (ETMGX) at 4.68%. This indicates that IVSOX's price experiences larger fluctuations and is considered to be riskier than ETMGX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IVSOX	ETMGX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.35%	4.68%	+1.67%
Volatility (6M) Calculated over the trailing 6-month period	18.64%	11.68%	+6.96%
Volatility (1Y) Calculated over the trailing 1-year period	23.91%	16.32%	+7.59%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	24.41%	18.79%	+5.62%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	24.01%	19.88%	+4.13%

IVSOX vs. ETMGX - Expense Ratio Comparison

IVSOX has a 0.85% expense ratio, which is lower than ETMGX's 1.11% expense ratio.

Dividends

IVSOX vs. ETMGX - Dividend Comparison

IVSOX's dividend yield for the trailing twelve months is around 12.63%, more than ETMGX's 6.38% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ETMGX Eaton Vance Tax-Managed Small-Cap Fund	6.38%	7.04%	2.85%	1.36%	2.80%	8.28%	0.09%	6.50%	7.75%	11.87%	6.00%	5.50%
IVSOX Voya SmallCap Opportunities Portfolio	12.63%	2.34%	0.66%	0.00%	26.68%	10.12%	0.36%	13.66%	22.36%	5.60%	8.58%	11.10%

Frequently Asked Questions

Can I hold both IVSOX and ETMGX in my portfolio?

IVSOX and ETMGX have a correlation of 0.61, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IVSOX or ETMGX?

IVSOX has higher volatility (6.35%) compared to ETMGX (4.68%). In terms of maximum drawdown, IVSOX dropped -74.77% vs ETMGX's -37.02%.

Which has better risk-adjusted returns?

IVSOX currently has the higher Sharpe Ratio (1.81 vs 0.35), 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.