QUALYS, INC. (QLYS) Insider Trading & SEC Filings
Last SEC filing
QUALYS, INC. (QLYS) has filed 24 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-21. Insider sales over the same period: 49 transactions worth $10.44M. 1 Form 8-K material event filing was reported by QLYS in the last 90 days. 13 Form 144 notices of proposed sale were filed for QLYS stock. InsiderAlpha tracks every QLYS SEC filing - Form 4, Form 144, and 8-K - in real time, including Rule 10b5-1 plan detection.
About QUALYS, INC. (QLYS)
QUALYS, INC. trades under the ticker QLYS. InsiderAlpha tracks 115 primary SEC Form 4 filings from 9 reporting insiders for QLYS since 2024, sourced directly from SEC EDGAR.
| Sector | Information Technology insider trading |
|---|---|
| SIC classification | Services-Prepackaged Software (SIC 7372) |
| SEC CIK | 0001107843 |
90-Day SEC Filing Activity
| Insider sales (90d) | 49 ($10.44M) |
|---|---|
| Form 4 filings (90d) | 24 |
| Form 8-K filings (90d) | 1 |
| Form 144 notices (90d) | 13 |
| Latest Form 4 filing | 2026-07-21 |
Recent QLYS Insider Transactions (Form 4)
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Bruce K. Posey | CHIEF LEGAL OFFICER | S - Open-market sale [10b5-1] | 243 | $156.71 | $38K | SEC | |
| Wendy Pfeiffer | Insider | S - Open-market sale [10b5-1] | 500 | $158.19 | $79K | SEC | |
| Bruce K. Posey | CHIEF LEGAL OFFICER | S - Open-market sale [10b5-1] | 262 | $159.35 | $42K | SEC | |
| Bruce K. Posey | CHIEF LEGAL OFFICER | S - Open-market sale [10b5-1] | 43 | $160.18 | $7K | SEC | |
| Bruce K. Posey | CHIEF LEGAL OFFICER | S - Open-market sale [10b5-1] | 334 | $158.06 | $53K | SEC | |
| Sumedh S. Thakar | CEO & PRESIDENT | S - Open-market sale [10b5-1] | 730 | $160.81 | $117K | SEC | |
| Sumedh S. Thakar | CEO & PRESIDENT | S - Open-market sale [10b5-1] | 200 | $157.75 | $32K | SEC | |
| Sumedh S. Thakar | CEO & PRESIDENT | S - Open-market sale [10b5-1] | 200 | $163.56 | $33K | SEC | |
| Sumedh S. Thakar | CEO & PRESIDENT | S - Open-market sale [10b5-1] | 100 | $149.30 | $15K | SEC | |
| Sumedh S. Thakar | CEO & PRESIDENT | S - Open-market sale [10b5-1] | 100 | $151.53 | $15K | SEC | |
| Sumedh S. Thakar | CEO & PRESIDENT | S - Open-market sale [10b5-1] | 1.6K | $161.69 | $254K | SEC | |
| Sumedh S. Thakar | CEO & PRESIDENT | S - Open-market sale [10b5-1] | 100 | $155.30 | $16K | SEC | |
| Sumedh S. Thakar | CEO & PRESIDENT | S - Open-market sale [10b5-1] | 200 | $162.40 | $32K | SEC | |
| Bruce K. Posey | CHIEF LEGAL OFFICER | S - Open-market sale [10b5-1] | 1.0K | $155.00 | $155K | SEC | |
| Joo Mi Kim | CHIEF FINANCIAL OFFICER | S - Open-market sale [10b5-1] | 965 | $143.44 | $138K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for QUALYS, INC. (QLYS). Updated in real time as new filings are submitted to the SEC.
Most-Active QLYS Insiders - Last 90 Days
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Sumedh S. Thakar | 23 | $8.92M |
| Bruce K. Posey | 14 | $715K |
| Joo Mi Kim | 6 | $417K |
| Wendy Pfeiffer | 4 | $185K |
| Jeffrey P. Hank | 3 | $103K |
Recent QLYS Form 8-K Material Events
Recent QLYS Form 144 Notices of Proposed Sale
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
Recent Insider Filings
- - Bruce K. Posey (CHIEF LEGAL OFFICER)
- - Wendy Pfeiffer (Insider)
- - Sumedh S. Thakar (CEO & PRESIDENT)
- - Bruce K. Posey (CHIEF LEGAL OFFICER)
- - Joo Mi Kim (CHIEF FINANCIAL OFFICER)
Form 4 Transaction Code Reference
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in QLYS insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
QLYS Insider Trading - FAQ
- What is the latest insider trade for QLYS?
- QUALYS, INC. (QLYS) had 24 insider filings in the last 90 days, with the most recent on 2026-07-21. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
- How many insiders are buying QLYS stock?
- 0 insider purchases of QLYS were filed in the last 90 days.
- How many insiders are selling QLYS stock?
- 49 insider sales of QLYS were filed in the last 90 days, totaling $10.44M.
- Where can I see QLYS SEC filings (Form 4, 10-K, 10-Q, 8-K)?
- This page tracks QLYS Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Learn More
- What is SEC Form 4?
- How to read insider buying signals
- Rule 10b5-1 trading plans explained
- The cluster buying signal
Open the live QLYS dashboard on InsiderAlpha for real-time alerts, charting, and full historical filing search.