OILVX vs. WMGAX

Last updated Jun 4, 2026

OILVX (Optimum Large Cap Value Fund) and WMGAX (Delaware Ivy Mid Cap Growth Fund) are both mutual funds - OILVX is a Large Cap Value Equities fund managed by Delaware Funds, while WMGAX is a Mid Cap Growth Equities fund managed by Delaware Funds. Over the past 10 years, OILVX returned 10.68%/yr vs 11.47%/yr for WMGAX. Their correlation of 0.83 suggests significant overlap in exposure. OILVX charges 0.92%/yr vs 1.12%/yr for WMGAX.

Performance

OILVX vs. WMGAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Optimum Large Cap Value Fund (OILVX) and Delaware Ivy Mid Cap Growth Fund (WMGAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OILVX achieves a 7.10% return, which is significantly higher than WMGAX's 3.46% return. Over the past 10 years, OILVX has underperformed WMGAX with an annualized return of 10.68%, while WMGAX has yielded a comparatively higher 11.47% annualized return.

OILVX

• 1D: 0.57%
• 1M: 1.83%
• YTD: 7.10%
• 6M: 8.55%
• 1Y: 18.96%
• 3Y*: 15.24%
• 5Y*: 9.22%
• 10Y*: 10.68%

WMGAX

• 1D: -0.13%
• 1M: 5.92%
• YTD: 3.46%
• 6M: 0.60%
• 1Y: 5.75%
• 3Y*: 7.25%
• 5Y*: 1.23%
• 10Y*: 11.47%

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

OILVX vs. WMGAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
OILVX Optimum Large Cap Value Fund	7.10%	14.79%	13.63%	9.90%	-6.05%	27.17%	3.39%	27.97%	-9.38%	16.40%
WMGAX Delaware Ivy Mid Cap Growth Fund	3.46%	0.83%	10.02%	19.97%	-30.68%	16.22%	48.56%	38.01%	-0.20%	26.95%

Correlation

The correlation between OILVX and WMGAX is 0.75, 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	0.75
Correlation (3Y) Calculated over the trailing 3-year period	0.73
Correlation (5Y) Calculated over the trailing 5-year period	0.76
Correlation (10Y) Calculated over the trailing 10-year period	0.74
Correlation (All Time) Calculated using the full available price history since Jul 24, 2003	0.83

The correlation between OILVX and WMGAX has been stable across timeframes, ranging from 0.73 to 0.83 - a consistent structural relationship.

Return for Risk

OILVX vs. WMGAX — Risk / Return Rank

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

OILVX

OILVX Risk / Return Rank: 45
OILVX Sharpe Ratio Rank: 42
OILVX Sortino Ratio Rank: 41
OILVX Omega Ratio Rank: 39
OILVX Calmar Ratio Rank: 52
OILVX Martin Ratio Rank: 54

WMGAX

WMGAX Risk / Return Rank: 5
WMGAX Sharpe Ratio Rank: 5
WMGAX Sortino Ratio Rank: 6
WMGAX Omega Ratio Rank: 5
WMGAX Calmar Ratio Rank: 5
WMGAX Martin Ratio Rank: 5

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.

OILVX vs. WMGAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Optimum Large Cap Value Fund (OILVX) and Delaware Ivy Mid Cap Growth Fund (WMGAX). 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.

	OILVX	WMGAX	Difference
Sharpe ratio: Return per unit of total volatility	1.90	0.41	+1.49
Sortino ratio: Return per unit of downside risk	2.70	0.72	+1.98
Omega ratio: Gain probability vs. loss probability	1.34	1.08	+0.25
Calmar ratio: Return relative to maximum drawdown	2.75	0.44	+2.31
Martin ratio: Return relative to average drawdown	10.96	1.22	+9.75
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

OILVX vs. WMGAX - Sharpe Ratio Comparison

The current OILVX Sharpe Ratio is 1.90, which is higher than the WMGAX Sharpe Ratio of 0.41. The chart below compares the historical Sharpe Ratios of OILVX and WMGAX, 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

	OILVX	WMGAX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.90	0.41	+1.49
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.54	0.05	+0.49
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.59	0.50	+0.09
Sharpe Ratio (All Time) Calculated using the full available price history	0.47	0.39	+0.08

Drawdowns

OILVX vs. WMGAX - Drawdown Comparison

The maximum OILVX drawdown since its inception was -56.56%, which is greater than WMGAX's maximum drawdown of -53.74%. Use the drawdown chart below to compare losses from any high point for OILVX and WMGAX.

Drawdown Indicators

	OILVX	WMGAX	Difference
Max Drawdown Largest peak-to-trough decline	-56.56%	-53.74%	-2.82%
Max Drawdown (1Y) Largest decline over 1 year	-7.11%	-16.16%	+9.05%
Max Drawdown (3Y) Largest decline over 3 years	-14.78%	-26.59%	+11.81%
Max Drawdown (5Y) Largest decline over 5 years	-18.17%	-42.95%	+24.78%
Max Drawdown (10Y) Largest decline over 10 years	-36.99%	-42.95%	+5.96%
Current Drawdown Current decline from peak	-0.52%	-14.23%	+13.71%
Average Drawdown Average peak-to-trough decline	-7.31%	-13.62%	+6.31%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.78%	5.84%	-4.06%

Volatility

OILVX vs. WMGAX - Volatility Comparison

The current volatility for Optimum Large Cap Value Fund (OILVX) is 2.57%, while Delaware Ivy Mid Cap Growth Fund (WMGAX) has a volatility of 4.39%. This indicates that OILVX experiences smaller price fluctuations and is considered to be less risky than WMGAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OILVX	WMGAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.57%	4.39%	-1.82%
Volatility (6M) Calculated over the trailing 6-month period	7.77%	13.20%	-5.43%
Volatility (1Y) Calculated over the trailing 1-year period	10.31%	17.36%	-7.05%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.32%	25.06%	-7.74%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.18%	23.18%	-5.00%

OILVX vs. WMGAX - Expense Ratio Comparison

OILVX has a 0.92% expense ratio, which is lower than WMGAX's 1.12% expense ratio.

Dividends

OILVX vs. WMGAX - Dividend Comparison

OILVX's dividend yield for the trailing twelve months is around 7.25%, less than WMGAX's 10.73% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
OILVX Optimum Large Cap Value Fund	7.25%	7.76%	7.30%	16.51%	6.33%	7.55%	2.02%	2.74%	4.72%	5.68%	13.20%	1.28%
WMGAX Delaware Ivy Mid Cap Growth Fund	10.73%	11.10%	15.30%	6.66%	11.94%	13.08%	9.97%	5.23%	10.28%	7.92%	3.98%	10.88%

Frequently Asked Questions

Can I hold both OILVX and WMGAX in my portfolio?

OILVX and WMGAX have a correlation of 0.75, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, OILVX or WMGAX?

WMGAX has higher volatility (4.39%) compared to OILVX (2.57%). In terms of maximum drawdown, OILVX dropped -56.56% vs WMGAX's -53.74%.

Which has better risk-adjusted returns?

OILVX currently has the higher Sharpe Ratio (1.90 vs 0.41), 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.