VWELX vs. DUK

Last updated Jun 9, 2026

VWELX (Vanguard Wellington Fund Investor Shares) is Diversified Portfolio fund actively managed by Vanguard, while DUK (Duke Energy Corporation) is a stock. Over the past 10 years, VWELX returned 9.87%/yr vs 8.48%/yr for DUK. At a 0.40 correlation, their price movements are largely independent.

Performance

VWELX vs. DUK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Wellington Fund Investor Shares (VWELX) and Duke Energy Corporation (DUK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, VWELX achieves a 4.55% return, which is significantly lower than DUK's 5.92% return. Over the past 10 years, VWELX has outperformed DUK with an annualized return of 9.87%, while DUK has yielded a comparatively lower 8.48% annualized return.

VWELX

• 1D: -2.02%
• 1M: -0.51%
• YTD: 4.55%
• 6M: 4.96%
• 1Y: 17.46%
• 3Y*: 14.67%
• 5Y*: 8.31%
• 10Y*: 9.87%

DUK

• 1D: -1.75%
• 1M: -0.86%
• YTD: 5.92%
• 6M: 7.75%
• 1Y: 9.62%
• 3Y*: 14.39%
• 5Y*: 7.87%
• 10Y*: 8.48%

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

VWELX vs. DUK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
VWELX Vanguard Wellington Fund Investor Shares	4.55%	16.54%	14.73%	14.29%	-14.36%	18.99%	10.57%	22.51%	-3.43%	13.98%
DUK Duke Energy Corporation	5.92%	12.72%	15.56%	-1.63%	2.03%	19.11%	4.77%	10.29%	7.41%	12.96%

Correlation

The correlation between VWELX and DUK is -0.13, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.13
Correlation (3Y) Calculated over the trailing 3-year period	0.05
Correlation (5Y) Calculated over the trailing 5-year period	0.21
Correlation (10Y) Calculated over the trailing 10-year period	0.25
Correlation (All Time) Calculated using the full available price history since Apr 7, 1983	0.40

The correlation between VWELX and DUK shifts across timeframes, from -0.13 (1 year) to 0.40 (all time), reflecting how their relationship changes across market environments.

Return for Risk

VWELX vs. DUK — Risk / Return Rank

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

VWELX

VWELX Risk / Return Rank: 55
VWELX Sharpe Ratio Rank: 54
VWELX Sortino Ratio Rank: 50
VWELX Omega Ratio Rank: 54
VWELX Calmar Ratio Rank: 52
VWELX Martin Ratio Rank: 65

DUK

DUK Risk / Return Rank: 59
DUK Sharpe Ratio Rank: 64
DUK Sortino Ratio Rank: 55
DUK Omega Ratio Rank: 53
DUK Calmar Ratio Rank: 61
DUK Martin Ratio Rank: 62

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.

VWELX vs. DUK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Wellington Fund Investor Shares (VWELX) and Duke Energy Corporation (DUK). 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.

	VWELX	DUK	Difference
Sharpe ratio: Return per unit of total volatility	2.09	0.66	+1.43
Sortino ratio: Return per unit of downside risk	2.89	1.01	+1.88
Omega ratio: Gain probability vs. loss probability	1.39	1.12	+0.27
Calmar ratio: Return relative to maximum drawdown	2.67	0.89	+1.78
Martin ratio: Return relative to average drawdown	12.31	2.14	+10.17
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

VWELX vs. DUK - Sharpe Ratio Comparison

The current VWELX Sharpe Ratio is 2.09, which is higher than the DUK Sharpe Ratio of 0.66. The chart below compares the historical Sharpe Ratios of VWELX and DUK, 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

	VWELX	DUK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.09	0.66	+1.43
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.75	0.44	+0.30
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.86	0.42	+0.44
Sharpe Ratio (All Time) Calculated using the full available price history	0.84	0.49	+0.35

Drawdowns

VWELX vs. DUK - Drawdown Comparison

The maximum VWELX drawdown since its inception was -36.12%, smaller than the maximum DUK drawdown of -71.92%. Use the drawdown chart below to compare losses from any high point for VWELX and DUK.

Drawdown Indicators

	VWELX	DUK	Difference
Max Drawdown Largest peak-to-trough decline	-36.12%	-71.92%	+35.80%
Max Drawdown (1Y) Largest decline over 1 year	-6.78%	-10.88%	+4.10%
Max Drawdown (3Y) Largest decline over 3 years	-11.98%	-11.59%	-0.39%
Max Drawdown (5Y) Largest decline over 5 years	-20.88%	-24.16%	+3.28%
Max Drawdown (10Y) Largest decline over 10 years	-25.33%	-37.37%	+12.04%
Current Drawdown Current decline from peak	-2.39%	-7.76%	+5.37%
Average Drawdown Average peak-to-trough decline	-3.92%	-10.85%	+6.93%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.47%	4.51%	-3.04%

Volatility

VWELX vs. DUK - Volatility Comparison

The current volatility for Vanguard Wellington Fund Investor Shares (VWELX) is 3.12%, while Duke Energy Corporation (DUK) has a volatility of 5.37%. This indicates that VWELX experiences smaller price fluctuations and is considered to be less risky than DUK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VWELX	DUK	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.12%	5.37%	-2.25%
Volatility (6M) Calculated over the trailing 6-month period	7.00%	11.14%	-4.14%
Volatility (1Y) Calculated over the trailing 1-year period	8.67%	14.64%	-5.97%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	11.17%	17.83%	-6.66%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	11.55%	20.40%	-8.85%

Dividends

VWELX vs. DUK - Dividend Comparison

VWELX's dividend yield for the trailing twelve months is around 11.02%, more than DUK's 3.49% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
DUK Duke Energy Corporation	3.49%	3.60%	3.84%	4.18%	3.86%	3.72%	4.17%	4.11%	4.21%	4.15%	4.33%	4.54%
VWELX Vanguard Wellington Fund Investor Shares	11.02%	11.46%	10.76%	6.01%	8.19%	8.64%	7.77%	4.67%	9.49%	5.82%	4.44%	7.03%

Frequently Asked Questions

Can I hold both VWELX and DUK in my portfolio?

VWELX and DUK have a correlation of -0.13, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, VWELX or DUK?

DUK has higher volatility (5.37%) compared to VWELX (3.12%). In terms of maximum drawdown, VWELX dropped -36.12% vs DUK's -71.92%.

Which has better risk-adjusted returns?

VWELX currently has the higher Sharpe Ratio (2.09 vs 0.66), 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.