QUALYS, INC. (QLYS)
Data as of , from SEC Form 4 filings.
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About QUALYS, INC. (QLYS)
Qualys is a cloud security and compliance solutions provider that helps businesses identify and manage their security risks and compliance requirements. The California-based company has more than 10,000 customers worldwide, the majority of which are small- and medium-size businesses. Qualys was founded in 1999 and went public in 2012.
- FOSTER CITY, CA
- 2,718
- 2012
- Nasdaq
QLYS Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 48 | 15,881 | $2.85M |
QLYS insider transactions (Form 4)
65128 Form 4 filings on record, the earliest from Oct 8, 2024, newest first. Filing history page 3 of 3.
| Traded | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Bruce K. Posey - Officer | Tax withholding / forfeiture | Common Stock | 2,279 footnote F1 | $123.26 | $281K | |
| ||||||
| Bradford L. Brooks | Grant or award | Common Stock | 3,198 footnote F1 | $0.00 | - | |
| ||||||
 Joo Mi Kim - Officer | Grant or award | Common Stock | 34,212 footnote F1 | $0.00 | - | |
| ||||||
 Sumedh S. Thakar - Officer | Grant or award | Common Stock | 61,092 footnote F1 | $0.00 | - | |
| ||||||
| Bruce K. Posey - Officer | Grant or award | Common Stock | 20,357 footnote F1 | $0.00 | - | |
| ||||||
| Bruce K. Posey - Officer | Open-market sale | Common Stock | 440 | $127.01 footnote F2 | $56K | |
| Bruce K. Posey - Officer | Open-market sale | Common Stock | 100 | $127.63 footnote F3 | $13K | |
| ||||||
| Sumedh S. Thakar - Officer | Option exercise | Common Stock | 6,500 | $25.56 | $166K | |
| Sumedh S. Thakar - Officer | Option exercise | Stock Option (right to buy) | 6,500 | $0.00 | - | |
| Sumedh S. Thakar - Officer | Open-market sale | Common Stock | 4,543 | $126.44 footnote F2 | $574K | |
| Sumedh S. Thakar - Officer | Open-market sale | Common Stock | 3,957 | $127.27 footnote F3 | $504K | |
| ||||||
| Joo Mi Kim - Officer | Open-market sale | Common Stock | 429 | $128.89 footnote F2 | $55K | |
| Joo Mi Kim - Officer | Open-market sale | Common Stock | 358 | $129.50 footnote F3 | $46K | |
| ||||||
| Bruce K. Posey - Officer | Open-market sale | Common Stock | 270 | $135.94 | $37K | |
| Bruce K. Posey - Officer | Open-market sale | Common Stock | 255 | $136.44 | $35K | |
| Sumedh S. Thakar - Officer | Option exercise | Common Stock | 6,500 | $25.56 | $166K | |
| Sumedh S. Thakar - Officer | Open-market sale | Common Stock | 5,801 | $132.22 | $767K | |
| Sumedh S. Thakar - Officer | Open-market sale | Common Stock | 2,699 | $133.07 | $359K | |
| Sumedh S. Thakar - Officer | Option exercise | Stock Option (right to buy) | 6,500 | $0.00 | - | |
| Joo Mi Kim - Officer | Open-market sale | Common Stock | 294 | $134.14 | $39K | |
| Joo Mi Kim - Officer | Open-market sale | Common Stock | 508 | $135.04 | $69K | |
| Joo Mi Kim - Officer | Open-market sale | Common Stock | 42 | $136.45 | $6K | |
| Thomas Berquist | Open-market sale | Common Stock | 150 | $132.18 | $20K | |
| Thomas Berquist | Open-market sale | Common Stock | 325 | $133.41 | $43K | |
| Thomas Berquist | Open-market sale | Common Stock | 37 | $133.93 | $5K | |
 John A. Zangardi | Open-market sale | Common Stock | 3,103 | $134.94 | $419K | |
| John A. Zangardi | Open-market sale | Common Stock | 3,860 | $134.82 | $520K | |
| Kristi Marie Rogers | Open-market sale | Common Stock | 1,700 | $134.70 | $229K | |
| Bruce K. Posey - Officer | Open-market sale | Common Stock | 308 | $131.89 | $41K | |
| Bruce K. Posey - Officer | Open-market sale | Common Stock | 192 | $132.74 | $25K | |
| Bruce K. Posey - Officer | Open-market sale | Common Stock | 25 | $133.62 | $3K | |
 Wendy Pfeiffer | Open-market sale | Common Stock | 200 | $129.72 | $26K | |
| Sumedh S. Thakar - Officer | Option exercise | Common Stock | 6,500 | $25.56 | $166K | |
| Sumedh S. Thakar - Officer | Open-market sale | Common Stock | 5,722 | $129.67 | $742K | |
| Sumedh S. Thakar - Officer | Open-market sale | Common Stock | 2,778 | $130.54 | $363K | |
| Sumedh S. Thakar - Officer | Option exercise | Stock Option (right to buy) | 6,500 | $0.00 | - | |
| John A. Zangardi | Open-market sale | Common Stock | 1,287 | $132.03 | $170K | |
| Joo Mi Kim - Officer | Open-market sale | Common Stock | 364 | $130.91 | $48K | |
| Joo Mi Kim - Officer | Open-market sale | Common Stock | 449 | $132.36 | $59K | |
| Joo Mi Kim - Officer | Open-market sale | Common Stock | 105 | $133.69 | $14K | |
| Joo Mi Kim - Officer | Open-market sale | Common Stock | 100 | $135.27 | $14K | |
| Joo Mi Kim - Officer | Tax withholding / forfeiture | Common Stock | 3,802 | $130.53 | $496K | |
| Bruce K. Posey - Officer | Tax withholding / forfeiture | Common Stock | 2,278 | $130.53 | $297K | |
| Sumedh S. Thakar - Officer | Tax withholding / forfeiture | Common Stock | 6,042 | $130.53 | $789K | |
| Bruce K. Posey - Officer | Open-market sale | Common Stock | 435 | $139.97 | $61K | |
| Bruce K. Posey - Officer | Open-market sale | Common Stock | 106 | $140.70 | $15K | |
| Wendy Pfeiffer | Open-market sale | Common Stock | 200 | $139.45 | $28K | |
| Sumedh S. Thakar - Officer | Option exercise | Common Stock | 6,500 | $25.56 | $166K | |
| Sumedh S. Thakar - Officer | Open-market sale | Common Stock | 400 | $136.29 | $55K | |
| Sumedh S. Thakar - Officer | Open-market sale | Common Stock | 3,000 | $137.92 | $414K | |
| Sumedh S. Thakar - Officer | Open-market sale | Common Stock | 4,774 | $138.81 | $663K | |
| Sumedh S. Thakar - Officer | Open-market sale | Common Stock | 326 | $139.50 | $45K | |
| Sumedh S. Thakar - Officer | Option exercise | Stock Option (right to buy) | 6,500 | $0.00 | - | |
| Joo Mi Kim - Officer | Open-market sale | Common Stock | 309 | $147.19 | $45K | |
| Joo Mi Kim - Officer | Open-market sale | Common Stock | 234 | $148.14 | $35K | |
| Joo Mi Kim - Officer | Open-market sale | Common Stock | 205 | $149.50 | $31K | |
| Joo Mi Kim - Officer | Open-market sale | Common Stock | 39 | $150.35 | $6K | |
| Sumedh S. Thakar - Officer | Open-market sale | Common Stock | 1,500 | $147.56 | $221K | |
| Sumedh S. Thakar - Officer | Open-market sale | Common Stock | 3,300 | $148.50 | $490K | |
| Sumedh S. Thakar - Officer | Open-market sale | Common Stock | 4,887 | $149.84 | $732K | |
| Sumedh S. Thakar - Officer | Open-market sale | Common Stock | 2,313 | $150.18 | $347K | |
| Bruce K. Posey - Officer | Open-market sale | Common Stock | 374 | $135.50 | $51K | |
| Bruce K. Posey - Officer | Open-market sale | Common Stock | 86 | $136.83 | $12K | |
| Bruce K. Posey - Officer | Open-market sale | Common Stock | 65 | $137.44 | $9K | |
| Jeffrey P. Hank | Open-market sale | Common Stock | 657 | $139.07 | $91K | |
See every QLYS filing on record
These pages show the latest 90 of 128 Form 4 filings on record. The 7-day demo shows all 128, and sign-up brings you back to this table.
Item 2.02, 9.01
Item 5.02, 5.07, 9.01
Item 2.02, 9.01
Recent QLYS Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| Sumedh S. Thakar | Director, Officer | 9,600 | $1.90M | View on EDGAR | |
| Bruce K. Posey | Officer | 2,613 |
Stock trades in QLYS disclosed by members of the U.S. House in the last 12 months, newest first. Values are the ranges as filed.
| Member | Type | Traded | Disclosed | Value range | Owner | Days to disclose | Filing |
|---|---|---|---|---|---|---|---|
 Lisa C. McClainRepublican, MI-09 | Sale |
QLYS insider trading FAQ
What is the latest insider trade for QLYS?
QUALYS, INC. (QLYS) had 10 insider filings in the last 90 days, with the most recent on 21 October 2026. The full record for QLYS runs to 128 Form 4 filings, the earliest from 8 October 2024. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying QLYS stock?
No insider purchases of QLYS were filed in the last 90 days.
How many insiders are selling QLYS stock?
48 insider sales of QLYS were filed in the last 90 days, totaling $2.85M.
Where can I see QLYS SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects QLYS Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Bruce K. Posey view on EDGAR
- - Sumedh S. Thakar view on EDGAR
- - Bruce K. Posey view on EDGAR
- - Sumedh S. Thakar view on EDGAR
- - Thomas Berquist view on EDGAR
- - Joo Mi Kim view on EDGAR
- - Bruce K. Posey view on EDGAR
- - Wendy Pfeiffer view on EDGAR
- - Sumedh S. Thakar view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Information Technology
- Where QLYS's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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