Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
2025-06-13 Sale | 2025-06-16 4:00 pm | QUALYS INC. | QLYS | Pfeiffer Wendy Director | 200 | $138.78 | $27,756 | 11,482 (Direct) | View |
2024-05-24 Sale | 2024-05-28 6:59 pm | QUALYS INC. | QLYS | Pfeiffer Wendy Director | 2,000 | $145.72 | $291,436 | 8,490 (Direct) | View |
2023-12-04 Sale | 2023-12-05 4:32 pm | QUALYS INC. | QLYS | Pfeiffer Wendy Director | 1,430 | $187.19 | $267,681 | 10,490 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
2025-06-11 Option Award | 2025-06-13 4:15 pm | N/A N/A | QUALYS INC. | QLYS | Pfeiffer Wendy Director | 1,879 | $0 | 11,682 (Direct) | View |
2024-06-12 Option Award | 2024-06-14 6:04 pm | N/A N/A | QUALYS INC. | QLYS | Pfeiffer Wendy Director | 1,313 | $0 | 9,803 (Direct) | View |
2023-06-07 Option Award | 2023-06-09 8:11 pm | N/A N/A | QUALYS INC. | QLYS | Pfeiffer Wendy Director | 1,700 | $0 | 11,920 (Direct) | View |
2022-06-08 Option Award | 2022-06-10 5:06 pm | N/A N/A | QUALYS INC. | QLYS | Pfeiffer Wendy Director | 1,556 | $0 | 10,220 (Direct) | View |
2021-06-09 Option Award | 2021-06-11 4:43 pm | N/A N/A | QUALYS INC. | QLYS | Pfeiffer Wendy Director | 2,002 | $0 | 8,664 (Direct) | View |