Pfeiffer Wendy sold $79K of QLYS
Pfeiffer Wendy sold 500 shares of QUALYS, INC. (QLYS) at $158.19 on 2026-07-20 under a Rule 10b5-1 trading plan.
How this was made
The 30-second read
Why it matters
The disclosure provides transparency on insider activity but does not introduce new operational or financial information about Qualys.
Market read
Traders may note insider selling activity, but the planned nature and modest size suggest limited trading edge.
What to watch
10b5-1 plans are designed to reduce timing-based signaling; the disclosed sale size (500 shares) is unlikely to be material versus typical liquidity and float.
Background
The article is an SEC Form 4 insider transaction disclosure for Qualys, Inc.
Ticker impact
Qualys director Pfeiffer Wendy filed a Form 4 showing an open-market sale of 500 shares at $158.19 on 2026-07-20 under a 10b5-1 plan.
Likely minimal near-term impact; any effect is more about optics than new company information.
The filing discloses a small, planned transaction by a director, not earnings, guidance, contracts, or regulatory actions.
Market effects
No clear read-through to the cybersecurity/software sector from a single planned director sale.
None indicated.
None indicated.
Counterpoint
Some traders may interpret insider selling as caution, even if it is under a 10b5-1 plan, and watch for follow-on sales.
Key entities
- issuerQUALYS, INC.
Company whose director insider sale is disclosed via SEC Form 4.
- insiderPfeiffer Wendy
Director who sold 500 shares in an open-market transaction under a 10b5-1 plan.
