IVOIX vs. VMFVX

Last updated Jun 23, 2026

IVOIX (Delaware Ivy Mid Cap Income Opportunities Fund) and VMFVX (Vanguard S&P Mid-Cap 400 Value Index Fund Institutional Shares) are both Mid Cap Value Equities funds. Over the past 10 years, IVOIX returned 10.14%/yr vs 11.01%/yr for VMFVX. Their correlation of 0.93 suggests significant overlap in exposure. IVOIX charges 0.83%/yr vs 0.08%/yr for VMFVX.

Performance

IVOIX vs. VMFVX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Delaware Ivy Mid Cap Income Opportunities Fund (IVOIX) and Vanguard S&P Mid-Cap 400 Value Index Fund Institutional Shares (VMFVX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IVOIX achieves a 8.45% return, which is significantly lower than VMFVX's 11.13% return. Over the past 10 years, IVOIX has underperformed VMFVX with an annualized return of 10.14%, while VMFVX has yielded a comparatively higher 11.01% annualized return.

IVOIX

• 1D: 0.71%
• 1M: 2.51%
• YTD: 8.45%
• 6M: 6.50%
• 1Y: 14.73%
• 3Y*: 11.61%
• 5Y*: 7.81%
• 10Y*: 10.14%

VMFVX

• 1D: 0.15%
• 1M: 3.28%
• YTD: 11.13%
• 6M: 9.55%
• 1Y: 21.20%
• 3Y*: 14.54%
• 5Y*: 8.79%
• 10Y*: 11.01%

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

IVOIX vs. VMFVX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IVOIX Delaware Ivy Mid Cap Income Opportunities Fund	8.45%	8.91%	9.08%	17.95%	-14.67%	25.76%	8.17%	26.84%	-4.27%	12.28%
VMFVX Vanguard S&P Mid-Cap 400 Value Index Fund Institutional Shares	11.13%	7.57%	10.59%	16.49%	-7.03%	30.54%	3.68%	26.18%	-11.90%	12.27%

Correlation

The correlation between IVOIX and VMFVX is 0.88, 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	0.88
Correlation (3Y) Calculated over the trailing 3-year period	0.90
Correlation (5Y) Calculated over the trailing 5-year period	0.92
Correlation (10Y) Calculated over the trailing 10-year period	0.92
Correlation (All Time) Calculated using the full available price history since Jan 2, 2015	0.93

The correlation between IVOIX and VMFVX has been stable across timeframes, ranging from 0.88 to 0.93 - a consistent structural relationship.

Return for Risk

IVOIX vs. VMFVX — Risk / Return Rank

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

IVOIX

IVOIX Risk / Return Rank: 19
IVOIX Sharpe Ratio Rank: 18
IVOIX Sortino Ratio Rank: 19
IVOIX Omega Ratio Rank: 17
IVOIX Calmar Ratio Rank: 21
IVOIX Martin Ratio Rank: 18

VMFVX

VMFVX Risk / Return Rank: 32
VMFVX Sharpe Ratio Rank: 31
VMFVX Sortino Ratio Rank: 33
VMFVX Omega Ratio Rank: 28
VMFVX Calmar Ratio Rank: 35
VMFVX Martin Ratio Rank: 35

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.

IVOIX vs. VMFVX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Delaware Ivy Mid Cap Income Opportunities Fund (IVOIX) and Vanguard S&P Mid-Cap 400 Value Index Fund Institutional Shares (VMFVX). 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.

	IVOIX	VMFVX	Difference
Sharpe ratio: Return per unit of total volatility	1.14	1.47	-0.33
Sortino ratio: Return per unit of downside risk	1.71	2.21	-0.51
Omega ratio: Gain probability vs. loss probability	1.20	1.26	-0.06
Calmar ratio: Return relative to maximum drawdown	1.57	2.13	-0.56
Martin ratio: Return relative to average drawdown	4.45	7.35	-2.90

IVOIX vs. VMFVX - Sharpe Ratio Comparison

The current IVOIX Sharpe Ratio is 1.14, which is comparable to the VMFVX Sharpe Ratio of 1.47. The chart below compares the historical Sharpe Ratios of IVOIX and VMFVX, 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

IVOIX vs. VMFVX - Drawdown Comparison

The maximum IVOIX drawdown since its inception was -41.17%, smaller than the maximum VMFVX drawdown of -45.79%. Use the drawdown chart below to compare losses from any high point for IVOIX and VMFVX.

Drawdown Indicators

	IVOIX	VMFVX	Difference
Max Drawdown Largest peak-to-trough decline	-41.17%	-45.79%	+4.62%
Max Drawdown (1Y) Largest decline over 1 year	-9.50%	-10.52%	+1.02%
Max Drawdown (3Y) Largest decline over 3 years	-19.75%	-22.46%	+2.71%
Max Drawdown (5Y) Largest decline over 5 years	-21.87%	-22.46%	+0.59%
Max Drawdown (10Y) Largest decline over 10 years	-41.17%	-45.79%	+4.62%
Current Drawdown Current decline from peak	-0.70%	-0.82%	+0.12%
Average Drawdown Average peak-to-trough decline	-4.96%	-5.47%	+0.51%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.33%	3.04%	+0.29%

Volatility

IVOIX vs. VMFVX - Volatility Comparison

The current volatility for Delaware Ivy Mid Cap Income Opportunities Fund (IVOIX) is 3.56%, while Vanguard S&P Mid-Cap 400 Value Index Fund Institutional Shares (VMFVX) has a volatility of 3.88%. This indicates that IVOIX experiences smaller price fluctuations and is considered to be less risky than VMFVX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IVOIX	VMFVX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.56%	3.88%	-0.32%
Volatility (6M) Calculated over the trailing 6-month period	9.86%	10.67%	-0.81%
Volatility (1Y) Calculated over the trailing 1-year period	13.09%	15.28%	-2.19%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.42%	19.42%	-2.00%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.03%	21.89%	-2.86%

IVOIX vs. VMFVX - Expense Ratio Comparison

IVOIX has a 0.83% expense ratio, which is higher than VMFVX's 0.08% expense ratio.

Dividends

IVOIX vs. VMFVX - Dividend Comparison

IVOIX's dividend yield for the trailing twelve months is around 14.03%, more than VMFVX's 1.69% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IVOIX Delaware Ivy Mid Cap Income Opportunities Fund	14.03%	15.79%	11.69%	5.43%	4.44%	3.50%	1.75%	2.05%	4.31%	1.42%	1.10%	2.10%
VMFVX Vanguard S&P Mid-Cap 400 Value Index Fund Institutional Shares	1.69%	1.88%	1.81%	1.58%	2.04%	1.81%	2.48%	1.94%	2.01%	1.56%	1.42%	1.73%

Frequently Asked Questions

Can I hold both IVOIX and VMFVX in my portfolio?

IVOIX and VMFVX have a correlation of 0.88, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IVOIX or VMFVX?

VMFVX has higher volatility (3.88%) compared to IVOIX (3.56%). In terms of maximum drawdown, IVOIX dropped -41.17% vs VMFVX's -45.79%.

Which has better risk-adjusted returns?

VMFVX currently has the higher Sharpe Ratio (1.47 vs 1.14), 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.