TOP TIERMARKET NEWSWIRE
Movers explained · 2026-09-11

Archived explainer. For the current picture see today's QLYS page.

Why Is QUALYS INC (QLYS) Stock Down Today?

By the Top Tier Newswire AI Desk · September 11, 2026 at 12:09 PM ET · reviewed against 3 wire stories

QUALYS INC (QLYS) is down -6.41% in the latest session. Our newswire has captured 3 stories on QLYS across 1 source in the last 36 hours, with AI sentiment reading mixed (avg 44/100).

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QLYS stock fell 6.41% to $151.21 in the session, driven by a downgrade from Wedbush and a broader selloff in the cybersecurity sector. The stock opened at $160.23 but quickly lost ground, reaching a session low of $149.13 before settling near $151.04. The move follows Wedbush cutting its rating on Qualys to Neutral from Outperform, signaling reduced optimism about the company’s outlook.

What Happened

Wedbush initiated the shift by downgrading Qualys to Neutral from Outperform, a move that was quickly reflected in the stock’s performance. The downgrade came amid a broader market reassessment of cybersecurity stocks, with several analysts adjusting their price targets but maintaining cautious stances. The Fly reported the downgrade and the subsequent price action, noting the stock’s sharp decline. The stock’s intraday trajectory showed a rapid drop after the open, with volume at 0.2M shares, or 0.3 times the 3-month average, indicating moderate selling pressure.

What The Data Shows

QLYS traded within a 52-week range of $74.51 to $201.54 and has a P/E ratio of 28.0 with a net margin of 29.4%. The stock’s beta of 0.62 suggests it is less volatile than the broader market. Recent insider activity has been heavily tilted toward sales, with 19 transactions totaling $9.6M in the last 90 days. On the 52-week tape, the stock printed one fresh high and 22 fresh lows on September 11, 2026, reflecting a mixed technical picture. The stock’s sentiment has also deteriorated, with a 7-day average of 51 out of 100 compared to a 30-day average of 59.

What To Watch

The stock is not scheduled to report earnings in the near term. Investors should monitor coverage breadth and any further analyst activity, as well as the company’s response to the downgrade and broader sector dynamics.

AI-assisted analysis composed exclusively from headlines and data on the Top Tier newswire. Public view is delayed 4 hours from real time. Not financial advice.

QLYS by the numbers

Last: $151.21Session: -6.41%Coverage: 3 stories / 1 sourcesAI sentiment: 44/100 (mixed)Mkt cap: $5.9BP/E: 28.052w: $74.51 to $201.54
QLYS · Sep 11 session (5-min) · -6.99% vs prior close · updated 8:58 PM ET
$149$156$162prev close $161.57$150.289:30 AM11:15 AM1:00 PM2:45 PM4:30 PM9:30 AM · $159.499:35 AM · $156.899:40 AM · $155.699:45 AM · $156.169:50 AM · $156.749:55 AM · $157.9910:00 AM · $157.8510:05 AM · $156.7710:10 AM · $156.0410:15 AM · $155.4410:20 AM · $155.9910:25 AM · $155.7910:30 AM · $155.5610:35 AM · $155.2410:40 AM · $154.5610:45 AM · $153.4110:50 AM · $153.4610:55 AM · $152.3811:00 AM · $151.3411:05 AM · $151.6011:10 AM · $150.5011:15 AM · $149.6211:20 AM · $149.5611:25 AM · $150.3811:30 AM · $150.3111:35 AM · $149.9911:40 AM · $150.3411:45 AM · $150.9011:50 AM · $150.5111:55 AM · $151.5312:00 PM · $151.5512:05 PM · $150.8112:10 PM · $151.8512:15 PM · $152.7112:20 PM · $153.0312:25 PM · $152.6912:30 PM · $152.4212:35 PM · $152.2912:40 PM · $152.2112:45 PM · $152.4412:50 PM · $152.4412:55 PM · $151.951:00 PM · $151.951:05 PM · $152.621:10 PM · $153.251:15 PM · $152.881:20 PM · $152.851:25 PM · $152.201:30 PM · $152.481:35 PM · $152.471:40 PM · $152.691:45 PM · $152.801:50 PM · $151.791:55 PM · $151.482:00 PM · $151.752:05 PM · $152.282:10 PM · $151.912:15 PM · $151.272:20 PM · $151.142:25 PM · $151.032:30 PM · $151.002:35 PM · $151.162:40 PM · $151.112:45 PM · $151.192:50 PM · $151.182:55 PM · $151.413:00 PM · $151.223:05 PM · $151.553:10 PM · $151.713:15 PM · $151.883:20 PM · $152.283:25 PM · $152.443:30 PM · $152.393:35 PM · $152.383:40 PM · $152.573:45 PM · $151.063:50 PM · $151.863:55 PM · $150.194:00 PM · $150.284:30 PM · $150.28
AI sentiment, last 36h · averaged over 3 stories · 44/100 bearish
AI sentiment 44/100 (bearish)0 · bearish50bullish · 100

The headlines behind the move

Story flow · 3 stories on the wire, last 36h · hover or tap a dot for the headline
36h ago24h ago12h agopublishThe Fly · sentiment 48 · Qualys downgraded to Neutral from Outperform at WedbushThe Fly · 48Qualys downgraded to Neutral from Outperform at WedbushThe Fly · sentiment 45 · Qualys assumed with Neutral from Outperform at WedbushThe Fly · 45Qualys assumed with Neutral from Outperform at WedbushThe Fly · sentiment 38 · Qualys falls -6.4%The Fly · 38Qualys falls -6.4%
1d agoThe FlyBEARISH 38General

Qualys falls -6.4%

2d agoThe FlyBEARISH 45Analyst

Qualys assumed with Neutral from Outperform at Wedbush

2d agoThe FlyNEUTRAL 48Analyst

Qualys downgraded to Neutral from Outperform at Wedbush

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More on QLYS: full news and sentiment history. Sentiment scores are AI-derived research signals, not financial advice.

Earlier QLYS move explainers: 2026-09-11