Cogent Communications Holdings, Inc. (CCOI) NASDAQ
Currency In USD
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Currency In USD
If you invested $1000 in Cogent Communications Holdings, Inc. (CCOI) 10 years ago, it would be worth $177.74 as of November 11, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $73.78, while $1000 invested 1 year ago would be worth $215.74. This corresponds to total returns of -82.23%, -92.62%, -78.43%, respectively, with annualized returns of -15.86%, -40.61%, -78.43%.
Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.
Date Range:
| Date | Open | Close | Adj Close | High | Low | Volume |
|---|---|---|---|---|---|---|
| November 11, 2026 | 4.43 | 4.44 | 4.44 | 4.74 | 4.31 | 1.81M |
| November 10, 2026 | 4.3 | 4.35 | 4.35 | 4.58 | 4.09 | 2.08M |
| November 09, 2026 | 4.05 | 4.45 | 4.45 | 4.54 | 3.85 | 4.29M |
| November 06, 2026 | 4.57 | 3.98 | 3.98 | 4.57 | 3.56 | 5.16M |
| November 05, 2026 | 6.26 | 4.69 | 4.69 | 6.44 | 4.51 | 4.1M |
| November 04, 2026 | 6.09 | 6.79 | 6.79 | 7 | 6.02 | 3.13M |
| November 03, 2026 | 6.05 | 5.91 | 5.91 | 6.22 | 5.9 | 1.84M |
| November 02, 2026 | 6.75 | 6.05 | 6.05 | 6.79 | 6.03 | 2.19M |
| October 30, 2026 | 7.63 | 6.74 | 6.74 | 7.76 | 6.61 | 1.99M |
| October 29, 2026 | 7.68 | 7.76 | 7.76 | 7.87 | 7.53 | 1.43M |
| October 28, 2026 | 7.54 | 7.64 | 7.64 | 7.88 | 7.39 | 1.64M |
| October 27, 2026 | 7.35 | 7.47 | 7.47 | 7.9 | 7.23 | 2.22M |
| October 26, 2026 | 7.55 | 7.36 | 7.36 | 7.67 | 7.19 | 1.02M |
| October 23, 2026 | 7.24 | 7.48 | 7.48 | 7.52 | 7.04 | 1.14M |
| October 22, 2026 | 7.39 | 7.3 | 7.3 | 7.63 | 7.13 | 1.42M |
| October 21, 2026 | 7.84 | 7.44 | 7.44 | 7.89 | 7.29 | 1.31M |
| October 20, 2026 | 7.75 | 7.72 | 7.72 | 8.05 | 7.51 | 1M |
| October 19, 2026 | 8.06 | 7.76 | 7.76 | 8.17 | 7.55 | 1.28M |
| October 16, 2026 | 8.14 | 8.07 | 8.07 | 8.14 | 7.06 | 4.6M |
| October 15, 2026 | 7.61 | 8.35 | 8.35 | 8.38 | 7.56 | 1.29M |
| October 14, 2026 | 8.39 | 7.72 | 7.72 | 8.39 | 7.66 | 2M |
| October 13, 2026 | 8.33 | 8.57 | 8.57 | 8.84 | 8.29 | 1.23M |
| October 12, 2026 | 8.44 | 8.4 | 8.4 | 8.68 | 8.3 | 1.16M |
| October 09, 2026 | 9.53 | 8.54 | 8.54 | 9.69 | 8.33 | 1.38M |
| October 08, 2026 | 9.81 | 9.56 | 9.56 | 9.82 | 9.12 | 2.1M |
| October 07, 2026 | 9.25 | 9.94 | 9.94 | 10.31 | 9.09 | 1.62M |
| October 06, 2026 | 8.95 | 9.31 | 9.31 | 9.44 | 8.85 | 1.92M |
| October 05, 2026 | 8.44 | 8.88 | 8.88 | 8.92 | 7.99 | 2.43M |
| October 02, 2026 | 8.37 | 8.46 | 8.46 | 8.59 | 8.12 | 2.48M |
| October 01, 2026 | 7.83 | 8.23 | 8.23 | 8.51 | 7.42 | 3.04M |
| September 30, 2026 | 7.4 | 7.79 | 7.79 | 7.95 | 7.13 | 2.18M |
| September 29, 2026 | 7.46 | 7.34 | 7.34 | 7.6 | 7.25 | 1.4M |
| September 28, 2026 | 7.59 | 7.43 | 7.43 | 7.69 | 7.28 | 1.72M |
| September 25, 2026 | 7.64 | 7.69 | 7.69 | 8.04 | 7.44 | 1.75M |
| September 24, 2026 | 8.11 | 7.64 | 7.64 | 8.23 | 7.61 | 2.56M |
| September 23, 2026 | 9.27 | 8.13 | 8.13 | 9.27 | 8.1 | 2.08M |
| September 22, 2026 | 9.34 | 9.31 | 9.31 | 9.62 | 9.15 | 1.48M |
| September 21, 2026 | 8.69 | 9.29 | 9.29 | 9.43 | 8.63 | 1.7M |
| September 18, 2026 | 9.19 | 9.01 | 9.01 | 9.19 | 8.67 | 8.98M |
| September 17, 2026 | 8.77 | 9.21 | 9.21 | 9.24 | 8.56 | 2.17M |
| September 16, 2026 | 9.22 | 8.67 | 8.67 | 9.51 | 8.59 | 2.22M |
| September 15, 2026 | 9.12 | 9.24 | 9.24 | 9.3 | 8.9 | 1.64M |
| September 11, 2026 | 9.23 | 9.33 | 9.33 | 9.79 | 9.04 | 1.92M |
| September 10, 2026 | 9.2 | 9.09 | 9.09 | 9.37 | 8.6 | 2.17M |
| September 09, 2026 | 9.66 | 9.33 | 9.33 | 9.7 | 9 | 2.25M |
| September 08, 2026 | 9.98 | 9.64 | 9.64 | 10.16 | 9.46 | 2.64M |
| September 04, 2026 | 10.02 | 10.05 | 10.05 | 10.39 | 9.85 | 1.32M |
| September 03, 2026 | 10.22 | 9.98 | 9.98 | 10.22 | 9.35 | 1.85M |
| September 02, 2026 | 9 | 10.22 | 10.22 | 10.42 | 8.94 | 2.65M |
| September 01, 2026 | 9.42 | 9.01 | 9.01 | 9.54 | 8.88 | 1.61M |
| August 31, 2026 | 9.42 | 9.54 | 9.54 | 9.69 | 9.19 | 1.62M |
| August 28, 2026 | 9.7 | 9.48 | 9.48 | 10 | 9.4 | 1.06M |
| August 27, 2026 | 9.83 | 9.67 | 9.67 | 10.1 | 9.27 | 1.23M |
| August 26, 2026 | 9.89 | 10.05 | 10.05 | 10.23 | 9.72 | 954,452 |
| August 25, 2026 | 9.49 | 9.88 | 9.88 | 10.01 | 9.48 | 1.42M |
| August 24, 2026 | 9.05 | 9.49 | 9.49 | 9.85 | 9.05 | 2.5M |
| August 21, 2026 | 10.09 | 9.17 | 9.17 | 10.16 | 9.16 | 1.86M |
| August 20, 2026 | 10.25 | 10.01 | 10.01 | 10.32 | 9.57 | 1.62M |
| August 19, 2026 | 9.59 | 10.37 | 10.37 | 10.37 | 9.03 | 2.38M |
| August 18, 2026 | 10.76 | 10.13 | 10.13 | 10.76 | 9.75 | 1.76M |