PSX vs. VXF

Last updated Apr 1, 2026

Compare and contrast key facts about Phillips 66 (PSX) and Vanguard Extended Market ETF (VXF).

VXF is a passively managed fund by Vanguard that tracks the performance of the S&P Completion Index. It was launched on Dec 27, 2001.

Performance

PSX vs. VXF - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Phillips 66 (PSX) and Vanguard Extended Market ETF (VXF). The values are adjusted to include any dividend payments, if applicable.

PSX vs. VXF - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PSX Phillips 66	42.34%	17.51%	-11.63%	33.07%	49.58%	8.51%	-33.85%	33.97%	-12.28%	20.94%
VXF Vanguard Extended Market ETF	-1.27%	11.40%	16.89%	25.51%	-26.52%	12.31%	32.45%	27.96%	-9.34%	18.06%

Returns By Period

In the year-to-date period, PSX achieves a 42.34% return, which is significantly higher than VXF's -1.27% return. Over the past 10 years, PSX has outperformed VXF with an annualized return of 11.98%, while VXF has yielded a comparatively lower 10.92% annualized return.

PSX

• 1D: -1.42%
• 1M: 18.05%
• YTD: 42.34%
• 6M: 36.19%
• 1Y: 52.96%
• 3Y*: 25.98%
• 5Y*: 21.57%
• 10Y*: 11.98%

VXF

• 1D: 3.44%
• 1M: -4.60%
• YTD: -1.27%
• 6M: -1.07%
• 1Y: 20.89%
• 3Y*: 15.08%
• 5Y*: 3.98%
• 10Y*: 10.92%

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

Return for Risk

PSX vs. VXF — Risk / Return Rank

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

PSX

PSX Risk / Return Rank: 82
PSX Sharpe Ratio Rank: 84
PSX Sortino Ratio Rank: 78
PSX Omega Ratio Rank: 81
PSX Calmar Ratio Rank: 80
PSX Martin Ratio Rank: 84

VXF

VXF Risk / Return Rank: 58
VXF Sharpe Ratio Rank: 55
VXF Sortino Ratio Rank: 58
VXF Omega Ratio Rank: 55
VXF Calmar Ratio Rank: 60
VXF 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.

PSX vs. VXF - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Phillips 66 (PSX) and Vanguard Extended Market ETF (VXF). 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.

	PSX	VXF	Difference
Sharpe ratio Return per unit of total volatility	1.46	0.91	+0.55
Sortino ratio Return per unit of downside risk	1.97	1.41	+0.56
Omega ratio Gain probability vs. loss probability	1.29	1.19	+0.10
Calmar ratio Return relative to maximum drawdown	2.18	1.39	+0.79
Martin ratio Return relative to average drawdown	7.32	5.72	+1.60
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PSX vs. VXF - Sharpe Ratio Comparison

The current PSX Sharpe Ratio is 1.46, which is higher than the VXF Sharpe Ratio of 0.91. The chart below compares the historical Sharpe Ratios of PSX and VXF, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	PSX	VXF	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.46	0.91	+0.55
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.66	0.18	+0.48
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.34	0.49	-0.15
Sharpe Ratio (All Time) Calculated using the full available price history	0.51	0.43	+0.08

Correlation

The correlation between PSX and VXF is 0.47, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

PSX vs. VXF - Dividend Comparison

PSX's dividend yield for the trailing twelve months is around 2.67%, more than VXF's 1.18% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PSX Phillips 66	2.67%	3.68%	3.95%	3.15%	3.68%	5.00%	5.15%	3.14%	3.60%	2.70%	2.84%	2.67%
VXF Vanguard Extended Market ETF	1.18%	1.14%	1.09%	1.27%	1.15%	1.13%	1.07%	1.30%	1.66%	1.25%	1.43%	1.35%

Drawdowns

PSX vs. VXF - Drawdown Comparison

The maximum PSX drawdown since its inception was -64.21%, which is greater than VXF's maximum drawdown of -58.03%. Use the drawdown chart below to compare losses from any high point for PSX and VXF.

Drawdown Indicators

	PSX	VXF	Difference
Max Drawdown Largest peak-to-trough decline	-64.21%	-58.03%	-6.18%
Max Drawdown (1Y) Largest decline over 1 year	-25.32%	-14.68%	-10.64%
Max Drawdown (5Y) Largest decline over 5 years	-44.37%	-36.39%	-7.98%
Max Drawdown (10Y) Largest decline over 10 years	-64.21%	-41.72%	-22.49%
Current Drawdown Current decline from peak	-3.24%	-7.12%	+3.88%
Average Drawdown Average peak-to-trough decline	-14.82%	-9.61%	-5.21%
Ulcer Index Depth and duration of drawdowns from previous peaks	7.53%	3.56%	+3.97%

Volatility

PSX vs. VXF - Volatility Comparison

Phillips 66 (PSX) has a higher volatility of 9.01% compared to Vanguard Extended Market ETF (VXF) at 7.00%. This indicates that PSX's price experiences larger fluctuations and is considered to be riskier than VXF based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PSX	VXF	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.01%	7.00%	+2.01%
Volatility (6M) Calculated over the trailing 6-month period	21.26%	13.49%	+7.77%
Volatility (1Y) Calculated over the trailing 1-year period	36.38%	23.05%	+13.33%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	33.02%	22.36%	+10.66%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	35.14%	22.26%	+12.88%