EPAM vs. VOO

Last updated Aug 4, 2026

EPAM (EPAM Systems, Inc.) is a stock, while VOO (Vanguard S&P 500 ETF) is S&P 500 fund tracking the S&P 500 Index. Over the past 10 years, EPAM returned 4.87%/yr vs 15.17%/yr for VOO. Their 0.50 correlation means they have sometimes moved together and sometimes differently.

Performance

EPAM vs. VOO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in EPAM Systems, Inc. (EPAM) and Vanguard S&P 500 ETF (VOO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, EPAM achieves a -47.65% return, which is significantly lower than VOO's 11.72% return. Over the past 10 years, EPAM has underperformed VOO with an annualized return of 4.87%, while VOO has yielded a comparatively higher 15.17% annualized return.

EPAM

• 1D: 1.61%
• 1M: 21.51%
• 6M: -49.03%
• YTD: -47.65%
• 1Y: -28.96%
• 3Y*: -24.27%
• 5Y*: -28.38%
• 10Y*: 4.87%
• ALL TIME*: 15.24%

VOO

• 1D: 1.42%
• 1M: 1.69%
• 6M: 9.53%
• YTD: 11.72%
• 1Y: 23.30%
• 3Y*: 20.85%
• 5Y*: 13.12%
• 10Y*: 15.17%
• ALL TIME*: 14.88%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
EPAM EPAM Systems, Inc.	$153.21M	$145.23M	$189.44M
VOO Vanguard S&P 500 ETF	$3.97B	$3.80B	$5.49B

EPAM vs. VOO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
EPAM EPAM Systems, Inc.	-47.65%	-12.38%	-21.36%	-9.28%	-50.97%	86.54%	68.91%	82.88%	7.99%	67.05%
VOO Vanguard S&P 500 ETF	11.72%	17.82%	24.98%	26.32%	-18.17%	28.79%	18.32%	31.37%	-4.50%	21.77%

Correlation

The correlation between EPAM and VOO is 0.13, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.13
Correlation (3Y) Balances recent behavior with more history.	0.37
Correlation (5Y) Shows whether the relationship held over a longer period.	0.50
Correlation (10Y) Provides a long-term view across more market conditions.	0.53
Correlation (All Time) Calculated using the full available price history since Feb 8, 2012	0.50

Over the past year, the correlation between EPAM and VOO has dropped to 0.13 - well below their long-term average of 0.50, suggesting their price drivers have been diverging.

Return for Risk

EPAM vs. VOO — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

EPAM

EPAM Risk / Return Rank: 22
EPAM Sharpe Ratio Rank: 17
EPAM Sortino Ratio Rank: 19
EPAM Omega Ratio Rank: 19
EPAM Calmar Ratio Rank: 28
EPAM Martin Ratio Rank: 27

VOO

VOO Risk / Return Rank: 78
VOO Sharpe Ratio Rank: 79
VOO Sortino Ratio Rank: 77
VOO Omega Ratio Rank: 78
VOO Calmar Ratio Rank: 74
VOO Martin Ratio Rank: 83

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

EPAM vs. VOO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for EPAM Systems, Inc. (EPAM) and Vanguard S&P 500 ETF (VOO). 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.

	EPAM	VOO	Difference
Sharpe ratio: Return per unit of total volatility	-0.60	1.83	-2.43
Sortino ratio: Return per unit of downside risk	-0.58	2.53	-3.10
Omega ratio: Gain probability vs. loss probability	0.92	1.33	-0.41
Calmar ratio: Return relative to maximum drawdown	-0.44	2.63	-3.07
Martin ratio: Return relative to average drawdown	-0.83	11.23	-12.07

EPAM vs. VOO - Sharpe Ratio Comparison

The current EPAM Sharpe Ratio is -0.60, which is lower than the VOO Sharpe Ratio of 1.83. The chart below compares the historical Sharpe Ratios of EPAM and VOO, 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

EPAM vs. VOO - Drawdown Comparison

The maximum EPAM drawdown since its inception was -89.40%, which is greater than VOO's maximum drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for EPAM and VOO.

Drawdown Indicators

	EPAM	VOO	Difference
Max Drawdown Largest peak-to-trough decline	-89.40%	-33.99%	-55.41%
Max Drawdown (1Y) Largest decline over 1 year	-65.65%	-8.90%	-56.75%
Max Drawdown (3Y) Largest decline over 3 years	-75.83%	-18.69%	-57.14%
Max Drawdown (5Y) Largest decline over 5 years	-89.40%	-24.52%	-64.88%
Max Drawdown (10Y) Largest decline over 10 years	-89.40%	-33.99%	-55.41%
Current Drawdown Current decline from peak	-85.05%	0.00%	-85.05%
Average Drawdown Average peak-to-trough decline	-26.34%	-3.67%	-22.67%
Ulcer Index Depth and duration of drawdowns from previous peaks	34.89%	2.08%	+32.81%

Volatility

EPAM vs. VOO - Volatility Comparison

EPAM Systems, Inc. (EPAM) has a higher volatility of 14.32% compared to Vanguard S&P 500 ETF (VOO) at 3.81%. This indicates that EPAM's price experiences larger fluctuations and is considered to be riskier than VOO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	EPAM	VOO	Difference
Volatility (1M) Calculated over the trailing 1-month period	14.32%	3.81%	+10.51%
Volatility (6M) Calculated over the trailing 6-month period	42.58%	10.18%	+32.40%
Volatility (1Y) Calculated over the trailing 1-year period	48.83%	12.80%	+36.03%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	55.20%	16.95%	+38.25%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	46.07%	18.02%	+28.05%

Dividends

EPAM vs. VOO - Dividend Comparison

EPAM has not paid dividends to shareholders, while VOO's dividend yield for the trailing twelve months is around 1.05%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
EPAM EPAM Systems, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
VOO Vanguard S&P 500 ETF	1.05%	1.13%	1.24%	1.46%	1.69%	1.25%	1.54%	1.88%	2.06%	1.78%	2.02%	2.10%

Frequently Asked Questions

Can I hold both EPAM and VOO in my portfolio?

EPAM and VOO 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, EPAM or VOO?

EPAM has higher volatility (14.32%) compared to VOO (3.81%). In terms of maximum drawdown, EPAM dropped -89.40% vs VOO's -33.99%.

Which has better risk-adjusted returns?

VOO currently has the higher Sharpe Ratio (1.83 vs -0.60), 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.