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Why Qualys Inc stock plummeted yesterday

By Wealth Awesome -

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Stocks & ETFs:QLYS.US

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Qualys Inc faced a significant drop in stock value as investors reassessed the cybersecurity sector's inflated valuations.

Qualys Inc (NASDAQ:QLYS) saw its stock price fall by 5.75% yesterday, closing at CA$172.43. This decline reflects a broader trend affecting multiple cybersecurity stocks, as concerns over high valuations prompted investors to rethink their positions.

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Qualys Inc

QLYS.US

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QLYS.US

Qualys Inc

Source:WealthAwesomeWealthAwesome
↑ $60.25 (53.71%)
70 day period
$108.51$152.19$195.88Jun 17Aug 7Sep 25

Market cap

$5.97B

P/E

29.9x

52W high

$201.54

52W low

$74.51

1W change

-1.45%

Beta

0.62

Analyst Price Targets

Based on 23 analysts covering QLYS · as of Sep 23, 2026

📈

Wall Street analysts forecast QLYS stock price to rise 4.0% over the next 12 months.

Consensus

Hold

3.17 / 5.00

Avg. Target

C$179.36

+4.0% Upside

Previously C$174.52 on Sep 17, 2026

Current Price

C$172.43

Last close

Analyst Breakdown (23 analysts)

Strong Buy 4
Hold 16
Sell 2
Strong Sell 1
Compare analyst targets →

Targets are snapshotted when they change. Unchanged figures keep their original date. Not financial advice.

Wealth Awesome Price Forecast

WA Model

Statistical 90-day price range based on QLYS's historical volatility

HistoricalForecast68%95%
C$89.72C$166.42C$243.12C$319.81C$396.51C$473.21TodayJun 17Aug 7Sep 25Nov 7Dec 21Feb 2

30-Day Vol

67.1%

Annualized

90-Day Vol

66.8%

Annualized

Trend (90d)

+50.0%

Annualized drift

90d Mean

C$206.14

Expected price

HorizonExpected68% Range (1σ)
30 trading daysC$183.01C$145.21 – C$230.64
60 trading daysC$194.23C$140.03 – C$269.41
90 trading daysC$206.14C$138.08 – C$307.75

Methodology: Range is calculated using 30-day realized volatility via geometric Brownian motion (log-normal model). 68% band = ±1σ, 95% band = ±2σ. This is a statistical model, not a prediction. Past volatility does not guarantee future results. Not financial advice.

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Investor takeaway: Investors should be cautious as the cybersecurity sector grapples with valuation corrections, which could indicate a shift in market sentiment.

Qualys Inc stock fell 5.75% yesterday.

The stock's decline reflects growing concerns about inflated valuations in the cybersecurity sector, impacting investor confidence.

Bull case

Qualys has shown strong cash flow generation and solid historical performance. If market conditions stabilize, there’s potential for future growth.

Bear case

The recent drop in stock price highlights how vulnerable high-growth stocks can be to valuation corrections, especially with uncertain demand and competitive pressures.

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Market Reaction to Valuation Concerns

Yesterday's decline in Qualys's stock price was part of a larger trend affecting the cybersecurity sector. As analysts and investors began to question whether the rapid growth fueled by artificial intelligence could be sustained, many stocks, including Qualys, suffered steep losses. The heightened scrutiny on valuations has left investors wary, leading to a sell-off as they sought to lock in profits from earlier gains.

Qualys's Financial Fundamentals

Despite the recent downturn, Qualys has shown strong financial performance over the years, boasting a market capitalization of approximately $5.97 billion and a profit margin of 29.38%. However, the stock's price-to-earnings ratio of 29.94 suggests that investors may be paying a premium for growth, which can be risky in a volatile market environment. As the company navigates these challenges, its ability to maintain strong cash flow will be crucial for regaining investor confidence.


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Wealth Awesome
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Wealth Awesome

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This content has been reviewed by CFA® charterholders and Certified Financial Planners (CFP®) with over a decade of experience in Canadian financial markets. All information is fact-checked against official Canadian sources and regulations.

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📊 Data AccuracyVerified sources
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⚠️ Professional Disclaimer

This content is for educational purposes only and should not be considered personalized financial advice. While our team brings professional expertise, individual circumstances vary. For personalized guidance, consult with a qualified financial advisor, tax professional, or mortgage specialist.

Published: September 28, 2026
Last Updated: September 28, 2026

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