QLYS - QUALYS, INC.
86.28
4.280 4.961%
Share volume: 988,628
Last Updated: 04-21-2026
Computer Software/Services – Computer Programming And Data Processing:
0.10%
PREVIOUS CLOSE
CHG
CHG%
$82.00
4.28
0.05%
| Date | Open | Adj. open | High | Adj. high | Low | Adj. low | Close | Adj. close | Volume | Adj. volume |
|---|---|---|---|---|---|---|---|---|---|---|
| 04-21-2026 | $82.37 | $82.37 | $88.05 | $88.05 | $82.34 | $82.34 | $86.28 | $86.28 | 988,628 | $988,628.00 |
| 04-20-2026 | $82.89 | $82.89 | $84.55 | $84.55 | $81.40 | $81.40 | $82.00 | $82.00 | 1,135,399 | $1,135,399.00 |
| 04-17-2026 | $85.48 | $85.48 | $86.00 | $86.00 | $82.56 | $82.56 | $83.17 | $83.17 | 1,368,956 | $1,368,956.00 |
| 04-16-2026 | $86.27 | $86.27 | $87.37 | $87.37 | $82.73 | $82.73 | $84.09 | $84.09 | 950,709 | $950,709.00 |
| 04-15-2026 | $84.39 | $84.39 | $87.09 | $87.09 | $84.20 | $84.20 | $85.17 | $85.17 | 821,351 | $821,351.00 |
| 04-14-2026 | $81.68 | $81.68 | $84.41 | $84.41 | $81.68 | $81.68 | $83.22 | $83.22 | 1,275,847 | $1,275,847.00 |
| 04-13-2026 | $76.62 | $76.62 | $81.47 | $81.47 | $76.36 | $76.36 | $81.40 | $81.40 | 1,308,481 | $1,308,481.00 |
| 04-10-2026 | $77.41 | $77.41 | $79.11 | $79.11 | $74.74 | $74.74 | $76.20 | $76.20 | 1,202,724 | $1,202,724.00 |
| 04-09-2026 | $86.00 | $86.00 | $86.45 | $86.45 | $74.51 | $74.51 | $76.68 | $76.68 | 1,701,259 | $1,701,259.00 |
| 04-08-2026 | $88.98 | $88.98 | $90.56 | $90.56 | $86.04 | $86.04 | $87.36 | $87.36 | 1,023,817 | $1,023,817.00 |