OSGIX vs. VWNFX

Last updated Jun 3, 2026

OSGIX (JPMorgan Mid Cap Growth Fund Class A) and VWNFX (Vanguard Windsor II Fund Investor Shares) are both mutual funds - OSGIX is a Mid Cap Growth Equities fund managed by JPMorgan, while VWNFX is a Large Cap Value Equities fund managed by Vanguard. Over the past 10 years, OSGIX returned 13.69%/yr vs 12.78%/yr for VWNFX. A 0.77 correlation means they provide meaningful diversification when combined. OSGIX charges 1.14%/yr vs 0.34%/yr for VWNFX.

Performance

OSGIX vs. VWNFX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in JPMorgan Mid Cap Growth Fund Class A (OSGIX) and Vanguard Windsor II Fund Investor Shares (VWNFX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OSGIX achieves a 6.42% return, which is significantly lower than VWNFX's 7.23% return. Over the past 10 years, OSGIX has outperformed VWNFX with an annualized return of 13.69%, while VWNFX has yielded a comparatively lower 12.78% annualized return.

OSGIX

• 1D: 0.40%
• 1M: 4.90%
• YTD: 6.42%
• 6M: 5.34%
• 1Y: 13.19%
• 3Y*: 17.07%
• 5Y*: 6.73%
• 10Y*: 13.69%

VWNFX

• 1D: 0.56%
• 1M: 1.98%
• YTD: 7.23%
• 6M: 9.20%
• 1Y: 24.58%
• 3Y*: 17.57%
• 5Y*: 10.48%
• 10Y*: 12.78%

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

OSGIX vs. VWNFX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
OSGIX JPMorgan Mid Cap Growth Fund Class A	6.42%	8.41%	24.96%	22.83%	-27.26%	10.32%	47.86%	39.31%	-5.34%	29.08%
VWNFX Vanguard Windsor II Fund Investor Shares	7.23%	18.51%	13.91%	21.01%	-13.26%	28.84%	14.41%	29.02%	-8.62%	15.61%

Correlation

The correlation between OSGIX and VWNFX is 0.73, 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	0.73
Correlation (3Y) Calculated over the trailing 3-year period	0.79
Correlation (5Y) Calculated over the trailing 5-year period	0.83
Correlation (10Y) Calculated over the trailing 10-year period	0.80
Correlation (All Time) Calculated using the full available price history since Feb 19, 1992	0.77

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

Return for Risk

OSGIX vs. VWNFX — Risk / Return Rank

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

OSGIX

OSGIX Risk / Return Rank: 10
OSGIX Sharpe Ratio Rank: 9
OSGIX Sortino Ratio Rank: 10
OSGIX Omega Ratio Rank: 9
OSGIX Calmar Ratio Rank: 10
OSGIX Martin Ratio Rank: 10

VWNFX

VWNFX Risk / Return Rank: 60
VWNFX Sharpe Ratio Rank: 58
VWNFX Sortino Ratio Rank: 56
VWNFX Omega Ratio Rank: 54
VWNFX Calmar Ratio Rank: 67
VWNFX Martin Ratio Rank: 66

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.

OSGIX vs. VWNFX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for JPMorgan Mid Cap Growth Fund Class A (OSGIX) and Vanguard Windsor II Fund Investor Shares (VWNFX). 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.

	OSGIX	VWNFX	Difference
Sharpe ratio Return per unit of total volatility	0.80	2.25	-1.45
Sortino ratio Return per unit of downside risk	1.22	3.15	-1.93
Omega ratio Gain probability vs. loss probability	1.14	1.41	-0.26
Calmar ratio Return relative to maximum drawdown	1.03	3.17	-2.14
Martin ratio Return relative to average drawdown	3.27	12.96	-9.69
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

OSGIX vs. VWNFX - Sharpe Ratio Comparison

The current OSGIX Sharpe Ratio is 0.80, which is lower than the VWNFX Sharpe Ratio of 2.25. The chart below compares the historical Sharpe Ratios of OSGIX and VWNFX, 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

	OSGIX	VWNFX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.80	2.25	-1.45
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.30	0.62	-0.32
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.60	0.69	-0.08
Sharpe Ratio (All Time) Calculated using the full available price history	0.43	0.63	-0.20

Drawdowns

OSGIX vs. VWNFX - Drawdown Comparison

The maximum OSGIX drawdown since its inception was -57.79%, roughly equal to the maximum VWNFX drawdown of -57.57%. Use the drawdown chart below to compare losses from any high point for OSGIX and VWNFX.

Drawdown Indicators

	OSGIX	VWNFX	Difference
Max Drawdown Largest peak-to-trough decline	-57.79%	-57.57%	-0.22%
Max Drawdown (1Y) Largest decline over 1 year	-14.25%	-7.86%	-6.39%
Max Drawdown (3Y) Largest decline over 3 years	-25.54%	-21.76%	-3.78%
Max Drawdown (5Y) Largest decline over 5 years	-37.26%	-22.72%	-14.54%
Max Drawdown (10Y) Largest decline over 10 years	-37.26%	-37.44%	+0.18%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-12.28%	-7.47%	-4.81%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.48%	1.92%	+2.56%

Volatility

OSGIX vs. VWNFX - Volatility Comparison

JPMorgan Mid Cap Growth Fund Class A (OSGIX) has a higher volatility of 4.34% compared to Vanguard Windsor II Fund Investor Shares (VWNFX) at 2.32%. This indicates that OSGIX's price experiences larger fluctuations and is considered to be riskier than VWNFX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OSGIX	VWNFX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.34%	2.32%	+2.02%
Volatility (6M) Calculated over the trailing 6-month period	13.52%	8.18%	+5.34%
Volatility (1Y) Calculated over the trailing 1-year period	17.42%	11.05%	+6.37%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.46%	16.99%	+5.47%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.72%	18.61%	+4.11%

OSGIX vs. VWNFX - Expense Ratio Comparison

OSGIX has a 1.14% expense ratio, which is higher than VWNFX's 0.34% expense ratio.

Dividends

OSGIX vs. VWNFX - Dividend Comparison

OSGIX's dividend yield for the trailing twelve months is around 11.57%, more than VWNFX's 10.68% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
OSGIX JPMorgan Mid Cap Growth Fund Class A	11.57%	12.31%	18.67%	0.00%	0.98%	10.97%	12.80%	8.61%	8.45%	7.36%	0.05%	6.01%
VWNFX Vanguard Windsor II Fund Investor Shares	10.68%	11.46%	10.50%	5.11%	7.26%	7.83%	7.31%	10.06%	11.38%	7.34%	8.08%	7.96%

Frequently Asked Questions

Can I hold both OSGIX and VWNFX in my portfolio?

OSGIX and VWNFX have a correlation of 0.73, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, OSGIX or VWNFX?

OSGIX has higher volatility (4.34%) compared to VWNFX (2.32%). In terms of maximum drawdown, OSGIX dropped -57.79% vs VWNFX's -57.57%.

Which has better risk-adjusted returns?

VWNFX currently has the higher Sharpe Ratio (2.25 vs 0.80), 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.