Cogent Communications Holdings, Inc. (CCOI)
NASDAQ: CCOI · Real-Time Price · USD
34.25
+0.11 (0.32%)
At close: Aug 15, 2025, 4:00 PM
33.88
-0.37 (-1.08%)
After-hours: Aug 15, 2025, 6:32 PM EDT
CCOI Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Aug 15, 2025 | 34.49 | 35.41 | 34.10 | 34.25 | 34.25 | 0.32% | 1,210,746 |
| Aug 14, 2025 | 33.97 | 34.33 | 32.23 | 34.14 | 34.14 | -1.98% | 1,692,645 |
| Aug 13, 2025 | 33.89 | 36.00 | 33.66 | 34.83 | 34.83 | 2.26% | 1,970,089 |
| Aug 12, 2025 | 31.18 | 34.23 | 30.10 | 34.06 | 34.06 | 5.25% | 3,149,836 |
| Aug 11, 2025 | 30.78 | 34.12 | 30.66 | 32.36 | 32.36 | 5.68% | 4,896,358 |
| Aug 8, 2025 | 34.20 | 34.47 | 29.62 | 30.62 | 30.62 | -13.36% | 5,257,347 |
| Aug 7, 2025 | 40.34 | 41.04 | 33.79 | 35.34 | 35.34 | -19.46% | 4,730,389 |
| Aug 6, 2025 | 45.57 | 45.75 | 43.76 | 43.88 | 43.88 | -3.98% | 1,234,388 |
| Aug 5, 2025 | 45.50 | 45.82 | 44.81 | 45.70 | 45.70 | 0.93% | 583,830 |
| Aug 4, 2025 | 45.25 | 45.50 | 44.89 | 45.28 | 45.28 | 0.31% | 521,740 |
| Aug 1, 2025 | 45.31 | 45.56 | 44.25 | 45.14 | 45.14 | -0.99% | 740,265 |
| Jul 31, 2025 | 46.60 | 46.67 | 45.48 | 45.59 | 45.59 | -2.94% | 900,490 |
| Jul 30, 2025 | 47.01 | 47.33 | 46.00 | 46.97 | 46.97 | 0.26% | 722,172 |
| Jul 29, 2025 | 47.49 | 47.93 | 46.82 | 46.85 | 46.85 | -1.35% | 521,884 |
| Jul 28, 2025 | 48.83 | 48.95 | 47.34 | 47.49 | 47.49 | -2.74% | 560,056 |
| Jul 25, 2025 | 49.08 | 49.38 | 47.92 | 48.83 | 48.83 | -0.08% | 483,365 |
| Jul 24, 2025 | 49.80 | 49.93 | 48.75 | 48.87 | 48.87 | -2.81% | 376,857 |
| Jul 23, 2025 | 49.51 | 50.37 | 49.12 | 50.29 | 50.29 | 1.81% | 366,343 |
| Jul 22, 2025 | 48.10 | 49.48 | 48.01 | 49.39 | 49.39 | 3.07% | 589,888 |
| Jul 21, 2025 | 50.41 | 50.53 | 47.22 | 47.92 | 47.92 | -4.16% | 1,158,767 |
| Jul 18, 2025 | 52.83 | 52.83 | 49.62 | 50.00 | 50.00 | -5.50% | 1,253,061 |
| Jul 17, 2025 | 52.44 | 54.37 | 52.37 | 52.91 | 52.91 | 1.19% | 616,513 |
| Jul 16, 2025 | 50.66 | 52.32 | 50.17 | 52.29 | 52.29 | 4.06% | 677,343 |
| Jul 15, 2025 | 50.65 | 50.81 | 49.65 | 50.25 | 50.25 | -0.40% | 418,944 |
| Jul 14, 2025 | 49.41 | 50.48 | 49.41 | 50.45 | 50.45 | 2.13% | 425,945 |
| Jul 11, 2025 | 50.22 | 50.75 | 49.27 | 49.40 | 49.40 | -2.22% | 445,612 |
| Jul 10, 2025 | 49.28 | 50.96 | 49.12 | 50.52 | 50.52 | 2.52% | 390,035 |
| Jul 9, 2025 | 49.92 | 50.34 | 48.88 | 49.28 | 49.28 | -1.28% | 417,489 |
| Jul 8, 2025 | 49.43 | 50.08 | 49.23 | 49.92 | 49.92 | 1.40% | 328,266 |
| Jul 7, 2025 | 50.09 | 50.30 | 48.87 | 49.23 | 49.23 | -2.19% | 390,767 |
| Jul 3, 2025 | 50.51 | 50.97 | 49.93 | 50.33 | 50.33 | -0.51% | 220,758 |
| Jul 2, 2025 | 50.27 | 50.80 | 49.79 | 50.59 | 50.59 | 0.72% | 371,371 |
| Jul 1, 2025 | 48.17 | 51.28 | 47.78 | 50.23 | 50.23 | 4.19% | 703,523 |
| Jun 30, 2025 | 48.21 | 48.27 | 47.79 | 48.21 | 48.21 | 0.02% | 488,492 |
| Jun 27, 2025 | 48.63 | 49.45 | 47.80 | 48.20 | 48.20 | 0.08% | 849,801 |
| Jun 26, 2025 | 48.43 | 48.85 | 47.70 | 48.16 | 48.16 | 0.02% | 597,422 |
| Jun 25, 2025 | 48.88 | 49.16 | 47.96 | 48.15 | 48.15 | -1.89% | 422,295 |
| Jun 24, 2025 | 49.73 | 49.80 | 48.93 | 49.08 | 49.08 | -0.40% | 688,502 |
| Jun 23, 2025 | 47.18 | 49.29 | 46.57 | 49.28 | 49.28 | 3.85% | 674,375 |
| Jun 20, 2025 | 47.19 | 48.91 | 47.02 | 47.45 | 47.45 | 1.54% | 2,071,182 |
| Jun 18, 2025 | 47.37 | 47.92 | 46.18 | 46.73 | 46.73 | -0.89% | 1,035,724 |
| Jun 17, 2025 | 46.33 | 47.75 | 46.24 | 47.15 | 47.15 | 0.51% | 702,689 |
| Jun 16, 2025 | 47.03 | 47.89 | 46.63 | 46.91 | 46.91 | -0.15% | 820,312 |
| Jun 13, 2025 | 47.82 | 48.19 | 46.70 | 46.98 | 46.98 | -2.13% | 889,620 |
| Jun 12, 2025 | 48.05 | 48.48 | 47.11 | 48.00 | 48.00 | -0.39% | 721,572 |
| Jun 11, 2025 | 48.99 | 49.47 | 48.02 | 48.19 | 48.19 | -0.90% | 695,151 |
| Jun 10, 2025 | 49.21 | 49.37 | 48.35 | 48.63 | 48.63 | -0.67% | 703,321 |
| Jun 9, 2025 | 48.30 | 49.61 | 47.56 | 48.96 | 48.96 | 2.34% | 773,226 |
| Jun 6, 2025 | 47.93 | 48.47 | 47.37 | 47.84 | 47.84 | 0.91% | 642,970 |
| Jun 5, 2025 | 47.56 | 47.89 | 46.12 | 47.41 | 47.41 | -0.38% | 671,535 |