Qualys, Inc. (QLYS)
NASDAQ: QLYS · Real-Time Price · USD
182.94
-1.85 (-1.00%)
At close: Sep 24, 2026, 4:00 PM EDT
181.83
-1.11 (-0.61%)
After-hours: Sep 24, 2026, 7:15 PM EDT
Qualys Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 24, 2026 | 185.42 | 190.00 | 182.69 | 182.94 | 182.94 | -1.00% | 379,228 |
| Sep 23, 2026 | 184.19 | 186.64 | 180.23 | 184.79 | 184.79 | 0.80% | 523,669 |
| Sep 22, 2026 | 183.86 | 186.55 | 177.65 | 183.32 | 183.32 | 1.26% | 727,233 |
| Sep 21, 2026 | 175.63 | 181.77 | 173.90 | 181.03 | 181.03 | 3.47% | 409,681 |
| Sep 18, 2026 | 178.44 | 179.71 | 172.23 | 174.96 | 174.96 | -1.75% | 1,537,507 |
| Sep 17, 2026 | 180.82 | 184.39 | 176.99 | 178.08 | 178.08 | -2.72% | 724,316 |
| Sep 16, 2026 | 179.60 | 184.46 | 177.74 | 183.06 | 183.06 | -1.25% | 812,678 |
| Sep 15, 2026 | 170.11 | 187.00 | 170.11 | 185.37 | 185.37 | 7.21% | 1,195,787 |
| Sep 14, 2026 | 153.34 | 175.52 | 153.34 | 172.91 | 172.91 | 15.06% | 1,092,367 |
| Sep 11, 2026 | 160.23 | 160.30 | 149.13 | 150.28 | 150.28 | -6.99% | 1,170,073 |
| Sep 10, 2026 | 167.58 | 173.56 | 160.61 | 161.57 | 161.57 | -5.05% | 856,136 |
| Sep 9, 2026 | 169.19 | 171.68 | 167.50 | 170.17 | 170.17 | -0.09% | 615,417 |
| Sep 8, 2026 | 169.73 | 173.04 | 165.51 | 170.32 | 170.32 | -0.77% | 550,994 |
| Sep 4, 2026 | 172.51 | 175.00 | 170.42 | 171.65 | 171.65 | -1.55% | 447,016 |
| Sep 3, 2026 | 173.26 | 174.89 | 168.71 | 174.35 | 174.35 | 2.06% | 523,442 |
| Sep 2, 2026 | 175.27 | 181.16 | 166.37 | 170.83 | 170.83 | -3.49% | 967,313 |
| Sep 1, 2026 | 183.25 | 187.53 | 176.28 | 177.01 | 177.01 | -4.90% | 841,339 |
| Aug 31, 2026 | 187.00 | 190.52 | 184.31 | 186.14 | 186.14 | -0.49% | 661,283 |
| Aug 28, 2026 | 186.42 | 188.23 | 183.52 | 187.05 | 187.05 | -0.82% | 480,214 |
| Aug 27, 2026 | 182.02 | 190.99 | 180.00 | 188.59 | 188.59 | 6.75% | 935,916 |
| Aug 26, 2026 | 174.21 | 178.64 | 172.75 | 176.67 | 176.67 | 0.41% | 332,240 |
| Aug 25, 2026 | 178.34 | 180.00 | 173.54 | 175.94 | 175.94 | -1.41% | 460,996 |
| Aug 24, 2026 | 182.18 | 182.95 | 175.61 | 178.46 | 178.46 | -1.93% | 440,932 |
| Aug 21, 2026 | 181.75 | 183.59 | 176.61 | 181.98 | 181.98 | -0.13% | 511,326 |
| Aug 20, 2026 | 185.00 | 187.28 | 181.54 | 182.21 | 182.21 | -2.39% | 403,310 |
| Aug 19, 2026 | 188.03 | 188.73 | 181.47 | 186.68 | 186.68 | -0.69% | 447,656 |
| Aug 18, 2026 | 185.62 | 188.81 | 182.79 | 187.98 | 187.98 | 2.55% | 544,382 |
| Aug 17, 2026 | 184.12 | 185.23 | 178.26 | 183.31 | 183.31 | -1.47% | 772,187 |
| Aug 14, 2026 | 196.30 | 196.72 | 185.79 | 186.05 | 186.05 | -5.02% | 565,524 |
| Aug 13, 2026 | 188.59 | 196.59 | 186.71 | 195.88 | 195.88 | 4.66% | 643,325 |
| Aug 12, 2026 | 185.13 | 188.84 | 183.28 | 187.15 | 187.15 | -0.62% | 513,355 |
| Aug 11, 2026 | 185.80 | 189.60 | 180.40 | 188.31 | 188.31 | 1.35% | 722,617 |
| Aug 10, 2026 | 182.15 | 192.73 | 182.09 | 185.80 | 185.80 | 1.26% | 923,340 |
| Aug 7, 2026 | 183.45 | 184.39 | 178.30 | 183.48 | 183.48 | 0.94% | 742,962 |
| Aug 6, 2026 | 180.00 | 184.40 | 174.97 | 181.78 | 181.78 | -0.80% | 1,259,677 |
| Aug 5, 2026 | 198.42 | 201.54 | 181.09 | 183.25 | 183.25 | 13.78% | 1,620,862 |
| Aug 4, 2026 | 152.26 | 162.74 | 150.62 | 161.06 | 161.06 | 3.98% | 1,045,866 |
| Aug 3, 2026 | 147.95 | 155.74 | 146.36 | 154.89 | 154.89 | 7.01% | 959,868 |
| Jul 31, 2026 | 141.71 | 145.33 | 137.81 | 144.75 | 144.75 | 2.15% | 658,749 |
| Jul 30, 2026 | 131.99 | 143.41 | 131.00 | 141.71 | 141.71 | 4.87% | 1,052,934 |
| Jul 29, 2026 | 137.35 | 138.55 | 133.03 | 135.13 | 135.13 | -0.46% | 720,000 |
| Jul 28, 2026 | 135.01 | 139.12 | 131.91 | 135.75 | 135.75 | 0.71% | 641,558 |
| Jul 27, 2026 | 138.86 | 140.60 | 134.64 | 134.79 | 134.79 | -1.96% | 786,012 |
| Jul 24, 2026 | 134.53 | 137.51 | 131.98 | 137.48 | 137.48 | 2.80% | 539,381 |
| Jul 23, 2026 | 142.12 | 142.44 | 133.04 | 133.74 | 133.74 | -4.63% | 748,986 |
| Jul 22, 2026 | 145.15 | 147.49 | 138.76 | 140.23 | 140.23 | -2.47% | 699,395 |
| Jul 21, 2026 | 155.66 | 155.66 | 141.91 | 143.78 | 143.78 | -8.05% | 1,163,334 |
| Jul 20, 2026 | 158.19 | 160.78 | 155.77 | 156.37 | 156.37 | -1.92% | 492,756 |
| Jul 17, 2026 | 155.45 | 160.84 | 154.01 | 159.43 | 159.43 | 1.19% | 824,225 |
| Jul 16, 2026 | 161.95 | 161.97 | 155.97 | 157.56 | 157.56 | -1.10% | 573,491 |