Cogent Communications Holdings, Inc. (CCOI)
NASDAQ: CCOI · Real-Time Price · USD
9.63
-0.74 (-7.14%)
Aug 20, 2026, 11:36 AM EDT - Market open
CCOI Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Aug 20, 2026 | 10.25 | 10.32 | 9.92 | 10.00 | - | -3.52% | 258,951 |
| Aug 19, 2026 | 9.59 | 10.37 | 9.03 | 10.37 | 10.37 | 2.32% | 2,367,677 |
| Aug 18, 2026 | 10.76 | 10.76 | 9.75 | 10.13 | 10.13 | -5.77% | 1,756,544 |
| Aug 17, 2026 | 11.08 | 11.15 | 10.64 | 10.75 | 10.75 | -4.95% | 1,285,960 |
| Aug 14, 2026 | 10.17 | 11.47 | 10.05 | 11.31 | 11.31 | 9.28% | 2,260,506 |
| Aug 13, 2026 | 10.00 | 10.49 | 9.55 | 10.35 | 10.35 | 0.98% | 2,205,093 |
| Aug 12, 2026 | 11.04 | 11.22 | 10.24 | 10.25 | 10.25 | -5.27% | 1,509,860 |
| Aug 11, 2026 | 10.27 | 10.85 | 9.98 | 10.82 | 10.82 | 5.05% | 1,728,809 |
| Aug 10, 2026 | 10.00 | 10.71 | 9.42 | 10.30 | 10.30 | 3.83% | 2,523,346 |
| Aug 7, 2026 | 10.97 | 11.14 | 9.00 | 9.92 | 9.92 | -9.07% | 4,205,170 |
| Aug 6, 2026 | 13.37 | 13.49 | 10.10 | 10.91 | 10.91 | -15.23% | 3,288,297 |
| Aug 5, 2026 | 13.03 | 13.15 | 12.36 | 12.87 | 12.87 | -3.23% | 1,458,268 |
| Aug 4, 2026 | 13.22 | 13.50 | 12.93 | 13.30 | 13.30 | 0.53% | 1,083,894 |
| Aug 3, 2026 | 13.65 | 13.77 | 13.22 | 13.23 | 13.23 | -2.00% | 1,415,357 |
| Jul 31, 2026 | 13.22 | 13.53 | 12.78 | 13.50 | 13.50 | 1.96% | 962,589 |
| Jul 30, 2026 | 12.56 | 13.31 | 12.43 | 13.24 | 13.24 | 4.33% | 1,012,528 |
| Jul 29, 2026 | 12.77 | 12.87 | 11.82 | 12.69 | 12.69 | -2.01% | 1,407,529 |
| Jul 28, 2026 | 12.24 | 12.98 | 12.15 | 12.95 | 12.95 | 5.97% | 997,260 |
| Jul 27, 2026 | 11.97 | 12.38 | 11.85 | 12.22 | 12.22 | 2.95% | 999,725 |
| Jul 24, 2026 | 12.80 | 12.95 | 11.83 | 11.87 | 11.87 | -7.98% | 948,626 |
| Jul 23, 2026 | 12.61 | 13.06 | 12.38 | 12.90 | 12.90 | -0.23% | 981,525 |
| Jul 22, 2026 | 13.07 | 13.28 | 12.76 | 12.93 | 12.93 | 1.81% | 835,545 |
| Jul 21, 2026 | 12.57 | 13.11 | 12.46 | 12.70 | 12.70 | 2.42% | 1,099,694 |
| Jul 20, 2026 | 11.03 | 12.53 | 10.96 | 12.40 | 12.40 | 13.04% | 1,525,925 |
| Jul 17, 2026 | 11.42 | 11.57 | 10.93 | 10.97 | 10.97 | -6.32% | 1,549,146 |
| Jul 16, 2026 | 12.50 | 12.94 | 11.66 | 11.71 | 11.71 | -6.47% | 926,949 |
| Jul 15, 2026 | 12.34 | 13.13 | 12.25 | 12.52 | 12.52 | 2.20% | 796,567 |
| Jul 14, 2026 | 12.99 | 13.28 | 11.90 | 12.25 | 12.25 | -5.26% | 1,133,196 |
| Jul 13, 2026 | 12.75 | 13.45 | 12.75 | 12.93 | 12.93 | 2.54% | 1,173,167 |
| Jul 10, 2026 | 12.79 | 13.06 | 12.55 | 12.61 | 12.61 | -0.24% | 795,177 |
| Jul 9, 2026 | 12.34 | 12.67 | 12.15 | 12.64 | 12.64 | 2.27% | 931,344 |
| Jul 8, 2026 | 11.48 | 12.69 | 11.43 | 12.36 | 12.36 | 6.05% | 1,275,991 |
| Jul 7, 2026 | 12.15 | 12.45 | 11.65 | 11.66 | 11.66 | -4.35% | 1,342,981 |
| Jul 6, 2026 | 13.20 | 13.48 | 12.12 | 12.19 | 12.19 | -6.20% | 1,424,850 |
| Jul 2, 2026 | 14.49 | 14.68 | 12.52 | 12.99 | 12.99 | -9.03% | 2,189,001 |
| Jul 1, 2026 | 13.93 | 14.60 | 13.91 | 14.28 | 14.28 | 2.88% | 1,446,003 |
| Jun 30, 2026 | 14.01 | 14.46 | 13.23 | 13.88 | 13.88 | 5.63% | 2,193,683 |
| Jun 29, 2026 | 13.69 | 13.84 | 12.33 | 13.14 | 13.14 | -2.01% | 1,978,875 |
| Jun 26, 2026 | 13.02 | 13.50 | 12.84 | 13.41 | 13.41 | 1.90% | 2,535,758 |
| Jun 25, 2026 | 13.48 | 13.66 | 13.02 | 13.16 | 13.16 | -2.66% | 1,906,366 |
| Jun 24, 2026 | 14.37 | 14.44 | 13.33 | 13.52 | 13.52 | -4.52% | 1,455,545 |
| Jun 23, 2026 | 14.52 | 15.28 | 14.00 | 14.16 | 14.16 | -3.41% | 1,126,121 |
| Jun 22, 2026 | 14.04 | 15.88 | 13.69 | 14.66 | 14.66 | 3.31% | 1,911,315 |
| Jun 18, 2026 | 15.07 | 15.24 | 14.13 | 14.19 | 14.19 | -2.87% | 1,918,020 |
| Jun 17, 2026 | 15.90 | 16.07 | 14.57 | 14.61 | 14.61 | -8.97% | 1,120,739 |
| Jun 16, 2026 | 16.46 | 16.97 | 16.00 | 16.05 | 16.05 | -2.43% | 927,924 |
| Jun 15, 2026 | 16.04 | 17.65 | 16.00 | 16.45 | 16.45 | 3.72% | 1,238,758 |
| Jun 12, 2026 | 15.09 | 15.91 | 14.61 | 15.86 | 15.86 | 6.16% | 1,119,343 |
| Jun 11, 2026 | 14.46 | 15.09 | 14.41 | 14.94 | 14.94 | 3.32% | 966,838 |
| Jun 10, 2026 | 15.75 | 16.05 | 14.43 | 14.46 | 14.46 | -8.54% | 1,076,323 |