QLYS vs. VTHR

Last updated Jun 5, 2026

QLYS (Qualys, Inc.) is a stock, while VTHR (Vanguard Russell 3000 ETF) is Large Cap Blend Equities fund tracking the Russell 3000 Index. Over the past 10 years, QLYS returned 13.25%/yr vs 14.94%/yr for VTHR. At a 0.45 correlation, their price movements are largely independent.

Performance

QLYS vs. VTHR - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Qualys, Inc. (QLYS) and Vanguard Russell 3000 ETF (VTHR). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, QLYS achieves a -16.08% return, which is significantly lower than VTHR's 11.48% return. Over the past 10 years, QLYS has underperformed VTHR with an annualized return of 13.25%, while VTHR has yielded a comparatively higher 14.94% annualized return.

QLYS

• 1D: -0.08%
• 1M: 21.04%
• YTD: -16.08%
• 6M: -25.47%
• 1Y: -19.42%
• 3Y*: -4.49%
• 5Y*: 2.20%
• 10Y*: 13.25%

VTHR

• 1D: 0.48%
• 1M: 4.52%
• YTD: 11.48%
• 6M: 11.27%
• 1Y: 28.16%
• 3Y*: 22.20%
• 5Y*: 12.77%
• 10Y*: 14.94%

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

QLYS vs. VTHR - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
QLYS Qualys, Inc.	-16.08%	-5.22%	-28.56%	74.89%	-18.21%	12.60%	46.18%	11.55%	25.93%	87.52%
VTHR Vanguard Russell 3000 ETF	11.48%	16.99%	23.57%	25.92%	-19.20%	25.49%	20.93%	30.82%	-5.65%	21.06%

Correlation

The correlation between QLYS and VTHR is 0.16, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.16
Correlation (3Y) Calculated over the trailing 3-year period	0.39
Correlation (5Y) Calculated over the trailing 5-year period	0.52
Correlation (10Y) Calculated over the trailing 10-year period	0.49
Correlation (All Time) Calculated using the full available price history since Oct 1, 2012	0.45

Over the past year, the correlation between QLYS and VTHR has dropped to 0.16 - well below their long-term average of 0.45, suggesting their price drivers have been diverging.

Return for Risk

QLYS vs. VTHR — Risk / Return Rank

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

QLYS

QLYS Risk / Return Rank: 24
QLYS Sharpe Ratio Rank: 23
QLYS Sortino Ratio Rank: 22
QLYS Omega Ratio Rank: 22
QLYS Calmar Ratio Rank: 28
QLYS Martin Ratio Rank: 26

VTHR

VTHR Risk / Return Rank: 71
VTHR Sharpe Ratio Rank: 72
VTHR Sortino Ratio Rank: 71
VTHR Omega Ratio Rank: 70
VTHR Calmar Ratio Rank: 65
VTHR Martin Ratio Rank: 77

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.

QLYS vs. VTHR - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Qualys, Inc. (QLYS) and Vanguard Russell 3000 ETF (VTHR). 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.

	QLYS	VTHR	Difference
Sharpe ratio: Return per unit of total volatility	-0.43	2.30	-2.73
Sortino ratio: Return per unit of downside risk	-0.37	3.17	-3.54
Omega ratio: Gain probability vs. loss probability	0.95	1.41	-0.46
Calmar ratio: Return relative to maximum drawdown	-0.39	3.17	-3.56
Martin ratio: Return relative to average drawdown	-0.81	14.58	-15.39
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

QLYS vs. VTHR - Sharpe Ratio Comparison

The current QLYS Sharpe Ratio is -0.43, which is lower than the VTHR Sharpe Ratio of 2.30. The chart below compares the historical Sharpe Ratios of QLYS and VTHR, 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

	QLYS	VTHR	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.43	2.30	-2.73
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.06	0.74	-0.69
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.34	0.84	-0.50
Sharpe Ratio (All Time) Calculated using the full available price history	0.38	0.86	-0.48

Drawdowns

QLYS vs. VTHR - Drawdown Comparison

The maximum QLYS drawdown since its inception was -68.48%, which is greater than VTHR's maximum drawdown of -34.61%. Use the drawdown chart below to compare losses from any high point for QLYS and VTHR.

Drawdown Indicators

	QLYS	VTHR	Difference
Max Drawdown Largest peak-to-trough decline	-68.48%	-34.61%	-33.87%
Max Drawdown (1Y) Largest decline over 1 year	-50.46%	-8.91%	-41.55%
Max Drawdown (3Y) Largest decline over 3 years	-62.99%	-19.36%	-43.63%
Max Drawdown (5Y) Largest decline over 5 years	-62.99%	-25.06%	-37.93%
Max Drawdown (10Y) Largest decline over 10 years	-62.99%	-34.61%	-28.38%
Current Drawdown Current decline from peak	-45.83%	-0.21%	-45.62%
Average Drawdown Average peak-to-trough decline	-20.85%	-4.04%	-16.81%
Ulcer Index Depth and duration of drawdowns from previous peaks	23.94%	1.94%	+22.00%

Volatility

QLYS vs. VTHR - Volatility Comparison

Qualys, Inc. (QLYS) has a higher volatility of 15.85% compared to Vanguard Russell 3000 ETF (VTHR) at 2.92%. This indicates that QLYS's price experiences larger fluctuations and is considered to be riskier than VTHR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	QLYS	VTHR	Difference
Volatility (1M) Calculated over the trailing 1-month period	15.85%	2.92%	+12.93%
Volatility (6M) Calculated over the trailing 6-month period	36.70%	9.28%	+27.42%
Volatility (1Y) Calculated over the trailing 1-year period	45.47%	12.29%	+33.18%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	39.93%	17.30%	+22.63%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	39.08%	17.84%	+21.24%

Dividends

QLYS vs. VTHR - Dividend Comparison

QLYS has not paid dividends to shareholders, while VTHR's dividend yield for the trailing twelve months is around 1.00%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
QLYS Qualys, 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%
VTHR Vanguard Russell 3000 ETF	1.00%	1.08%	1.19%	1.47%	1.52%	1.16%	1.37%	1.65%	1.89%	1.63%	1.82%	1.84%

Frequently Asked Questions

Can I hold both QLYS and VTHR in my portfolio?

QLYS and VTHR have a correlation of 0.16, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, QLYS or VTHR?

QLYS has higher volatility (15.85%) compared to VTHR (2.92%). In terms of maximum drawdown, QLYS dropped -68.48% vs VTHR's -34.61%.

Which has better risk-adjusted returns?

VTHR currently has the higher Sharpe Ratio (2.30 vs -0.43), 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.