Qualys, Inc. (QLYS)
 NASDAQ: QLYS · Real-Time Price · USD
 124.21
 -2.78 (-2.19%)
  Oct 29, 2025, 1:27 PM EDT - Market open
Qualys Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume | 
|---|---|---|---|---|---|---|---|
| Oct 29, 2025 | 126.99 | 126.99 | 123.35 | 124.98 | - | -1.59% | 91,542 | 
| Oct 28, 2025 | 126.70 | 127.67 | 125.91 | 126.99 | 126.99 | 0.73% | 240,744 | 
| Oct 27, 2025 | 128.68 | 129.05 | 126.00 | 126.07 | 126.07 | -1.55% | 279,154 | 
| Oct 24, 2025 | 128.54 | 129.02 | 127.17 | 128.05 | 128.05 | 0.12% | 172,839 | 
| Oct 23, 2025 | 127.91 | 129.00 | 126.79 | 127.90 | 127.90 | -0.25% | 227,391 | 
| Oct 22, 2025 | 131.84 | 132.72 | 128.16 | 128.22 | 128.22 | -2.75% | 333,084 | 
| Oct 21, 2025 | 127.40 | 132.07 | 126.89 | 131.84 | 131.84 | 3.30% | 319,489 | 
| Oct 20, 2025 | 127.23 | 128.00 | 126.44 | 127.63 | 127.63 | 0.81% | 207,008 | 
| Oct 17, 2025 | 127.05 | 128.85 | 126.35 | 126.60 | 126.60 | -0.75% | 264,565 | 
| Oct 16, 2025 | 128.27 | 129.32 | 126.44 | 127.56 | 127.56 | -0.16% | 425,133 | 
| Oct 15, 2025 | 128.09 | 130.59 | 127.35 | 127.77 | 127.77 | 0.10% | 408,750 | 
| Oct 14, 2025 | 126.80 | 127.72 | 125.30 | 127.64 | 127.64 | -0.21% | 303,807 | 
| Oct 13, 2025 | 130.42 | 130.42 | 126.53 | 127.91 | 127.91 | -0.70% | 323,107 | 
| Oct 10, 2025 | 129.98 | 130.81 | 127.62 | 128.81 | 128.81 | -0.75% | 391,885 | 
| Oct 9, 2025 | 128.72 | 130.41 | 127.56 | 129.78 | 129.78 | 0.43% | 282,551 | 
| Oct 8, 2025 | 128.43 | 129.28 | 127.41 | 129.23 | 129.23 | 1.23% | 360,746 | 
| Oct 7, 2025 | 129.61 | 130.00 | 126.47 | 127.66 | 127.66 | -1.50% | 309,100 | 
| Oct 6, 2025 | 131.71 | 132.26 | 128.11 | 129.60 | 129.60 | -1.12% | 414,089 | 
| Oct 3, 2025 | 131.47 | 133.82 | 131.00 | 131.07 | 131.07 | 0.22% | 336,397 | 
| Oct 2, 2025 | 131.63 | 132.26 | 130.41 | 130.78 | 130.78 | -0.45% | 437,497 | 
| Oct 1, 2025 | 131.81 | 133.90 | 129.88 | 131.37 | 131.37 | -0.73% | 394,963 | 
| Sep 30, 2025 | 136.28 | 137.48 | 132.17 | 132.33 | 132.33 | -3.05% | 323,086 | 
| Sep 29, 2025 | 137.31 | 137.31 | 135.00 | 136.50 | 136.50 | -0.12% | 256,476 | 
| Sep 26, 2025 | 135.42 | 136.82 | 134.27 | 136.66 | 136.66 | 0.96% | 232,069 | 
| Sep 25, 2025 | 135.75 | 136.75 | 133.77 | 135.36 | 135.36 | -0.58% | 297,635 | 
| Sep 24, 2025 | 135.64 | 137.36 | 134.32 | 136.15 | 136.15 | 0.95% | 238,856 | 
| Sep 23, 2025 | 136.48 | 137.00 | 134.07 | 134.87 | 134.87 | -1.11% | 185,977 | 
| Sep 22, 2025 | 135.12 | 136.72 | 134.63 | 136.39 | 136.39 | 0.61% | 178,114 | 
| Sep 19, 2025 | 136.03 | 136.37 | 133.92 | 135.56 | 135.56 | -0.16% | 931,562 | 
| Sep 18, 2025 | 133.48 | 136.70 | 132.85 | 135.78 | 135.78 | 2.70% | 285,019 | 
| Sep 17, 2025 | 132.63 | 133.95 | 131.00 | 132.21 | 132.21 | 0.01% | 242,007 | 
| Sep 16, 2025 | 131.51 | 133.16 | 131.00 | 132.20 | 132.20 | 0.09% | 329,142 | 
| Sep 15, 2025 | 133.17 | 133.55 | 131.72 | 132.08 | 132.08 | -1.03% | 385,855 | 
| Sep 12, 2025 | 135.90 | 135.99 | 133.17 | 133.46 | 133.46 | -1.61% | 182,111 | 
| Sep 11, 2025 | 132.17 | 135.75 | 131.37 | 135.65 | 135.65 | 3.13% | 246,418 | 
| Sep 10, 2025 | 132.92 | 134.24 | 131.22 | 131.53 | 131.53 | -1.19% | 244,945 | 
| Sep 9, 2025 | 135.12 | 135.12 | 132.21 | 133.11 | 133.11 | -1.52% | 282,307 | 
| Sep 8, 2025 | 135.27 | 135.47 | 133.22 | 135.16 | 135.16 | 0.16% | 286,307 | 
| Sep 5, 2025 | 134.29 | 137.00 | 133.49 | 134.95 | 134.95 | 0.49% | 334,396 | 
| Sep 4, 2025 | 135.59 | 135.95 | 133.55 | 134.29 | 134.29 | -1.17% | 300,506 | 
| Sep 3, 2025 | 133.74 | 136.47 | 133.11 | 135.88 | 135.88 | 1.58% | 340,880 | 
| Sep 2, 2025 | 133.00 | 134.08 | 131.36 | 133.77 | 133.77 | -1.50% | 378,905 | 
| Aug 29, 2025 | 135.52 | 137.27 | 132.00 | 135.81 | 135.81 | 0.35% | 332,327 | 
| 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 |