Qualys, Inc. (QLYS)
NASDAQ: QLYS · Real-Time Price · USD
135.33
+0.67 (0.50%)
Aug 28, 2025, 4:00 PM - Market closed
Qualys Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Aug 28, 2025 | 134.66 | 135.34 | 134.05 | 135.33 | 135.33 | 0.50% | 219,012 |
| Aug 27, 2025 | 132.00 | 135.49 | 132.00 | 134.66 | 134.66 | 2.41% | 345,492 |
| Aug 26, 2025 | 132.30 | 133.29 | 131.49 | 131.49 | 131.49 | -0.75% | 534,968 |
| Aug 25, 2025 | 134.53 | 134.74 | 132.23 | 132.49 | 132.49 | -1.52% | 203,270 |
| Aug 22, 2025 | 130.87 | 135.83 | 130.87 | 134.54 | 134.54 | 3.00% | 289,420 |
| Aug 21, 2025 | 131.19 | 131.65 | 129.88 | 130.62 | 130.62 | -1.13% | 220,443 |
| Aug 20, 2025 | 133.28 | 133.57 | 131.35 | 132.11 | 132.11 | -0.74% | 299,051 |
| Aug 19, 2025 | 131.30 | 133.69 | 131.30 | 133.10 | 133.10 | 1.88% | 304,546 |
| Aug 18, 2025 | 129.57 | 130.75 | 128.84 | 130.65 | 130.65 | 1.16% | 223,336 |
| Aug 15, 2025 | 129.72 | 131.00 | 128.71 | 129.15 | 129.15 | -0.01% | 232,702 |
| Aug 14, 2025 | 131.54 | 131.77 | 129.08 | 129.16 | 129.16 | -2.28% | 236,618 |
| Aug 13, 2025 | 130.02 | 132.67 | 129.41 | 132.18 | 132.18 | 2.11% | 283,662 |
| Aug 12, 2025 | 128.51 | 129.93 | 127.77 | 129.45 | 129.45 | 1.22% | 331,686 |
| Aug 11, 2025 | 128.43 | 131.50 | 127.71 | 127.89 | 127.89 | -0.44% | 302,344 |
| Aug 8, 2025 | 128.91 | 129.95 | 127.70 | 128.46 | 128.46 | -0.13% | 310,797 |
| Aug 7, 2025 | 130.97 | 132.68 | 127.27 | 128.63 | 128.63 | -1.30% | 488,220 |
| Aug 6, 2025 | 132.14 | 133.80 | 124.10 | 130.33 | 130.33 | -0.21% | 879,055 |
| Aug 5, 2025 | 136.24 | 136.24 | 130.42 | 130.61 | 130.61 | -3.84% | 633,430 |
| Aug 4, 2025 | 131.09 | 136.14 | 131.08 | 135.82 | 135.82 | 4.05% | 523,367 |
| Aug 1, 2025 | 132.50 | 132.78 | 130.32 | 130.53 | 130.53 | -1.91% | 319,748 |
| Jul 31, 2025 | 135.77 | 136.36 | 132.89 | 133.07 | 133.07 | -1.82% | 281,093 |
| Jul 30, 2025 | 137.99 | 140.23 | 134.51 | 135.53 | 135.53 | -1.38% | 298,926 |
| Jul 29, 2025 | 138.53 | 139.20 | 136.06 | 137.43 | 137.43 | 0.09% | 261,581 |
| Jul 28, 2025 | 137.75 | 138.60 | 135.55 | 137.30 | 137.30 | 0.36% | 310,307 |
| Jul 25, 2025 | 139.36 | 139.43 | 136.60 | 136.81 | 136.81 | -1.68% | 375,621 |
| Jul 24, 2025 | 139.69 | 140.31 | 138.72 | 139.15 | 139.15 | -0.85% | 307,455 |
| Jul 23, 2025 | 140.80 | 141.27 | 139.37 | 140.34 | 140.34 | -0.51% | 176,582 |
| Jul 22, 2025 | 140.19 | 142.27 | 139.97 | 141.06 | 141.06 | 1.11% | 253,413 |
| Jul 21, 2025 | 139.71 | 141.39 | 139.36 | 139.51 | 139.51 | 0.14% | 213,068 |
| Jul 18, 2025 | 140.44 | 140.50 | 138.92 | 139.31 | 139.31 | -0.17% | 237,732 |
| Jul 17, 2025 | 137.91 | 140.06 | 137.80 | 139.55 | 139.55 | 0.78% | 344,219 |
| Jul 16, 2025 | 138.53 | 139.08 | 137.04 | 138.47 | 138.47 | 0.55% | 239,963 |
| Jul 15, 2025 | 139.45 | 140.81 | 137.51 | 137.71 | 137.71 | -1.06% | 305,323 |
| Jul 14, 2025 | 135.82 | 139.82 | 134.06 | 139.19 | 139.19 | 2.64% | 324,368 |
| Jul 11, 2025 | 140.76 | 141.32 | 135.28 | 135.61 | 135.61 | -4.09% | 295,115 |
| Jul 10, 2025 | 145.58 | 145.58 | 141.29 | 141.39 | 141.39 | -3.16% | 338,030 |
| Jul 9, 2025 | 147.59 | 147.84 | 143.48 | 146.01 | 146.01 | -1.20% | 255,924 |
| Jul 8, 2025 | 147.16 | 149.21 | 146.86 | 147.78 | 147.78 | 0.57% | 332,819 |
| Jul 7, 2025 | 151.10 | 151.10 | 146.76 | 146.94 | 146.94 | -2.09% | 375,245 |
| Jul 3, 2025 | 148.01 | 150.80 | 147.01 | 150.07 | 150.07 | 4.23% | 361,983 |
| Jul 2, 2025 | 144.10 | 144.74 | 142.95 | 143.98 | 143.98 | -0.34% | 318,375 |
| Jul 1, 2025 | 142.84 | 144.79 | 141.49 | 144.47 | 144.47 | 1.12% | 263,993 |
| Jun 30, 2025 | 142.04 | 143.14 | 141.20 | 142.87 | 142.87 | 1.30% | 191,239 |
| Jun 27, 2025 | 141.78 | 141.96 | 139.76 | 141.03 | 141.03 | -0.53% | 446,797 |
| Jun 26, 2025 | 142.08 | 142.76 | 140.03 | 141.78 | 141.78 | 0.42% | 229,071 |
| Jun 25, 2025 | 140.27 | 142.00 | 139.82 | 141.19 | 141.19 | 0.85% | 218,087 |
| Jun 24, 2025 | 140.76 | 141.60 | 138.76 | 140.00 | 140.00 | -0.27% | 229,879 |
| Jun 23, 2025 | 135.92 | 140.54 | 134.99 | 140.38 | 140.38 | 3.43% | 228,037 |
| Jun 20, 2025 | 137.45 | 138.41 | 134.87 | 135.73 | 135.73 | -1.07% | 881,061 |
| Jun 18, 2025 | 139.63 | 140.85 | 137.01 | 137.20 | 137.20 | -2.14% | 344,205 |