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Qualys, Inc. (NASDAQ:QLYS)
US · Delayed Price · Currency is USD
Also listed: 3L7A.FTechnology · Software - Infrastructure
222.47+5.77 (+2.66%)
Insider Score
––Not scored
QLYS Insider Score
Insiders filed in the last 90 days, but none of those trades qualified for scoring — round-trip buys and filings whose price is far off the market are excluded.
QLYS Stock Insider Trading Activity
QLYS stock’s insider trading shows 28 sales on the open market for an estimated $1.68M by company insiders over the last 6 months.
Not enough price history.
Insider Trading Activity (Form 4 Filings)
An insider trade occurs when an individual that has non-public information about a company buys or sells shares of that company’s stock. Examples of insiders include a company’s executive officers (CEO, CFO, COO), its board of directors, and its major shareholders. Insiders are required to submit their trading activity to the SEC through Form 4 filings.
Scored window · last 90 days0 qualifying buys0 insiders$0 bought— these are the numbers in the rankings table; the full history below shows every filing (buys, sells and older activity).
| Insider | Action | Shares | Avg Cost | Total | Δ Holdings | Held After | Date | Grade | Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| Thakar Sumedh S CEO | Sell | 400 | $189.99 | $75.99K | 0.2% | 178,038 | Oct 14, 2026 | — | Form 4 |
| Thakar Sumedh S CEO | Sell | 1,500 | $189.20 | $283.80K | 0.8% | 178,438 | Oct 14, 2026 | — | Form 4 |
| Thakar Sumedh S CEO | Sell | 400 | $188.03 | $75.21K | 0.2% | 179,938 | Oct 14, 2026 | — | Form 4 |
| Thakar Sumedh S CEO | Sell | 400 | $194.30 | $77.72K | 0.2% | 177,138 | Oct 14, 2026 | — | Form 4 |
| Thakar Sumedh S CEO | Sell | 500 | $192.84 | $96.42K | 0.3% | 177,538 | Oct 14, 2026 | — | Form 4 |
| POSEY BRUCE K Other | Sell | 327 | $179.95 | $58.84K | 0.6% | 58,887 | Sep 21, 2026 | — | Form 4 |
| POSEY BRUCE K Other | Sell | 27 | $177.98 | $4.81K | 0.0% | 59,455 | Sep 21, 2026 | — | Form 4 |
| POSEY BRUCE K Other | Sell | 72 | $175.54 | $12.64K | 0.1% | 59,482 | Sep 21, 2026 | — | Form 4 |
| POSEY BRUCE K Other | Sell | 199 | $181.03 | $36.03K | 0.3% | 58,688 | Sep 21, 2026 | — | Form 4 |
| POSEY BRUCE K Other | Sell | 241 | $178.96 | $43.13K | 0.4% | 59,214 | Sep 21, 2026 | — | Form 4 |
| Thakar Sumedh S CEO | Sell | 100 | $165.94 | $16.59K | 0.1% | 182,838 | Sep 14, 2026 | — | Form 4 |
| Thakar Sumedh S CEO | Sell | 100 | $154.39 | $15.44K | 0.1% | 183,438 | Sep 14, 2026 | — | Form 4 |
| Thakar Sumedh S CEO | Sell | 200 | $159.28 | $31.86K | 0.1% | 183,238 | Sep 14, 2026 | — | Form 4 |
| Thakar Sumedh S CEO | Sell | 100 | $174.71 | $17.47K | 0.1% | 180,338 | Sep 14, 2026 | — | Form 4 |
| Thakar Sumedh S CEO | Sell | 500 | $173.92 | $86.96K | 0.3% | 180,438 | Sep 14, 2026 | — | Form 4 |
| Thakar Sumedh S CEO | Sell | 1,500 | $172.92 | $259.39K | 0.8% | 180,938 | Sep 14, 2026 | — | Form 4 |
| Thakar Sumedh S CEO | Sell | 100 | $170.90 | $17.09K | 0.1% | 182,438 | Sep 14, 2026 | — | Form 4 |
| Thakar Sumedh S CEO | Sell | 200 | $169.34 | $33.87K | 0.1% | 182,538 | Sep 14, 2026 | — | Form 4 |
| Thakar Sumedh S CEO | Sell | 100 | $167.58 | $16.76K | 0.1% | 182,738 | Sep 14, 2026 | — | Form 4 |
| Thakar Sumedh S CEO | Sell | 300 | $162.43 | $48.73K | 0.2% | 182,938 | Sep 14, 2026 | — | Form 4 |
| Kim Joo Mi CFO | Sell | 204 | $170.05 | $34.69K | 0.3% | 75,080 | Sep 2, 2026 | — | Form 4 |
| Kim Joo Mi CFO | Sell | 265 | $171.14 | $45.35K | 0.4% | 74,815 | Sep 2, 2026 | — | Form 4 |
| Kim Joo Mi CFO | Sell | 102 | $172.37 | $17.58K | 0.1% | 74,713 | Sep 2, 2026 | — | Form 4 |
| Berquist Thomas Director | Sell | 511 | $175.27 | $89.56K | 7.5% | 6,270 | Sep 2, 2026 | — | Form 4 |
| Kim Joo Mi CFO | Sell | 293 | $167.49 | $49.07K | 0.4% | 75,450 | Sep 2, 2026 | — | Form 4 |
| Kim Joo Mi CFO | Sell | 166 | $168.75 | $28.01K | 0.2% | 75,284 | Sep 2, 2026 | — | Form 4 |
| POSEY BRUCE K Other | Sell | 97 | $181.99 | $17.65K | 0.2% | 60,323 | Aug 20, 2026 | — | Form 4 |
| Pfeiffer Wendy Director | Sell | 500 | $185.00 | $92.50K | 4.1% | 11,710 | Aug 20, 2026 | — | Form 4 |
Disclaimer — Informational only — not investment advice. Insider transaction data is sourced from SEC Form 4 filings; market data from public feeds and may be delayed. The Insider Score is a proprietary score for research purposes and does not predict future performance. Always do your own research.