Cogent Communications Stock Price History
NASDAQ: CCOICommunication ServicesTelecom ServicesUSD
8.54-1.02 (-10.67%)
At close: Oct 9, 4:00 PM ET · Delayed 15 min
CCOI price history at a glance
The price history for Cogent Communications (CCOI) on this page begins on February 4, 2002, when the stock closed at $63.00; it most recently closed at $8.54 on October 5, 2026. The highest price in this record is $110.00, reached on February 4, 2002; the latest close is 92.2% below that peak. Across the 23 complete calendar years in the table, CCOI finished higher in 14 and lower in 9. Its best year was 2006 (+195.4%) and its worst was 2005 (-74.6%).
Over roughly 25 years the share price changed -86.4%, a -7.8% compound annual price return (excluding dividends). In the last 12 months alone, CCOI has lost 80.4%. Prices are split-adjusted closing prices; daily open, high, low, close and volume for the past year are listed below.
Summary generated from market data by MetaCap's automated system. Methodology
Key price levels
- High since 2002
- $110.00
- Date of high
- Feb 4, 2002
- Low since 2002
- $3.39
- Date of low
- Nov 17, 2008
- 52-week high
- $45.69
- 52-week low
- $7.13
- Last close
- $8.54
CCOI returns
1 week
+0.95%
1 month
-8.47%
3 months
-32.28%
6 months
-57.95%
Year to date
-60.39%
1 year
-80.44%
3 years
-86.37%
5 years
-88.33%
CCOI price return, excluding dividends.
CCOI annual returns
| Year | Year-end close | Return |
|---|---|---|
| 2026 | 8.54 | -58.58% |
| 2025 | 20.62 | -72.74% |
| 2024 | 75.64 | -0.55% |
| 2023 | 76.06 | +33.25% |
| 2022 | 57.08 | -22.00% |
| 2021 | 73.18 | +22.23% |
| 2020 | 59.87 | -10.23% |
| 2019 | 66.69 | +46.44% |
| 2018 | 45.54 | +0.53% |
| 2017 | 45.30 | +9.55% |
| 2016 | 41.35 | +19.20% |
| 2015 | 34.69 | -0.80% |
| 2014 | 34.97 | -12.42% |
| 2013 | 39.93 | +67.63% |
| 2012 | 23.82 | +41.03% |
| 2011 | 16.89 | +19.45% |
| 2010 | 14.14 | +43.41% |
| 2009 | 9.86 | +48.27% |
| 2008 | 6.65 | -70.21% |
| 2007 | 22.32 | +37.61% |
| 2006 | 16.22 | +195.45% |
| 2005 | 5.49 | -74.58% |
| 2004 | 21.60 | -6.09% |
| 2003 | 23.00 | +61.97% |
| 2002* | 14.20 | -77.46% |
* Partial year: the record begins after the start of 2002; return measured from the first available close.
2026 return is year to date.
CCOI daily prices (past year)
| Date | Open | High | Low | Close | Change |
|---|---|---|---|---|---|
| 9.53 | 9.69 | 8.33 | 8.54 | -10.67% | |
| 9.55 | 9.81 | 9.12 | 9.56 | -3.82% | |
| 9.25 | 10.31 | 9.09 | 9.94 | +6.77% | |
| 8.95 | 9.44 | 8.85 | 9.31 | +4.84% | |
| 8.44 | 8.92 | 7.99 | 8.88 | +4.96% | |
| 8.37 | 8.59 | 8.12 | 8.46 | +2.79% | |
| 7.83 | 8.51 | 7.42 | 8.23 | +5.65% | |
| 7.40 | 7.95 | 7.13 | 7.79 | +6.13% | |
| 7.46 | 7.60 | 7.25 | 7.34 | -1.21% | |
| 7.59 | 7.69 | 7.28 | 7.43 | -3.38% | |
| 7.64 | 8.04 | 7.44 | 7.69 | +0.65% | |
| 8.11 | 8.23 | 7.61 | 7.64 | -6.03% | |
| 9.27 | 9.27 | 8.10 | 8.13 | -12.67% | |
| 9.34 | 9.62 | 9.15 | 9.31 | +0.22% | |
| 9.15 | 9.43 | 8.60 | 9.29 | +3.11% | |
| 9.19 | 9.19 | 8.67 | 9.01 | -2.17% | |
| 8.77 | 9.24 | 8.56 | 9.21 | +6.23% | |
| 9.22 | 9.51 | 8.59 | 8.67 | -6.27% | |
| 9.12 | 9.30 | 8.90 | 9.25 | -0.75% | |
| 9.12 | 9.42 | 8.93 | 9.32 | -0.11% | |
| 9.23 | 9.79 | 9.04 | 9.33 | +2.64% | |
| 9.20 | 9.37 | 8.60 | 9.09 | -2.57% | |
| 9.66 | 9.70 | 9.00 | 9.33 | -3.22% | |
| 9.98 | 10.16 | 9.46 | 9.64 | -4.08% | |
| 10.02 | 10.39 | 9.85 | 10.05 | +0.70% | |
| 10.22 | 10.22 | 9.35 | 9.98 | -2.35% | |
| 9.00 | 10.42 | 8.94 | 10.22 | +13.43% | |
| 9.42 | 9.54 | 8.88 | 9.01 | -5.56% | |
| 9.42 | 9.69 | 9.19 | 9.54 | +0.63% | |
| 9.70 | 10.00 | 9.40 | 9.48 | -1.96% | |
| 9.83 | 10.10 | 9.27 | 9.67 | -3.78% | |
| 9.89 | 10.23 | 9.72 | 10.05 | +1.72% | |
| 9.49 | 10.01 | 9.48 | 9.88 | +4.11% | |
| 9.05 | 9.85 | 9.05 | 9.49 | +3.49% | |
| 10.09 | 10.16 | 9.16 | 9.17 | -8.39% | |
| 10.25 | 10.32 | 9.57 | 10.01 | -3.47% | |
| 9.59 | 10.37 | 9.03 | 10.37 | +2.37% | |
| 10.76 | 10.76 | 9.75 | 10.13 | -5.77% | |
| 11.08 | 11.15 | 10.64 | 10.75 | -4.95% | |
| 10.17 | 11.47 | 10.05 | 11.31 | +9.28% | |
| 10.00 | 10.49 | 9.55 | 10.35 | +0.98% | |
| 11.04 | 11.22 | 10.24 | 10.25 | -5.27% | |
| 10.27 | 10.85 | 9.98 | 10.82 | +5.05% | |
| 10.00 | 10.71 | 9.42 | 10.30 | +3.83% | |
| 10.97 | 11.14 | 9.00 | 9.92 | -9.07% | |
| 13.37 | 13.49 | 10.10 | 10.91 | -15.23% | |
| 13.03 | 13.15 | 12.36 | 12.87 | -3.23% | |
| 13.22 | 13.50 | 12.93 | 13.30 | +0.53% | |
| 13.65 | 13.77 | 13.22 | 13.23 | -2.00% | |
| 13.22 | 13.53 | 12.78 | 13.50 | +1.96% | |
| 12.56 | 13.31 | 12.43 | 13.24 | +4.33% | |
| 12.77 | 12.87 | 11.82 | 12.69 | -2.01% | |
| 12.24 | 12.98 | 12.15 | 12.95 | +5.97% | |
| 11.97 | 12.38 | 11.85 | 12.22 | +2.95% | |
| 12.80 | 12.95 | 11.83 | 11.87 | -7.98% | |
| 12.61 | 13.06 | 12.38 | 12.90 | -0.23% | |
| 13.07 | 13.28 | 12.76 | 12.93 | +1.81% | |
| 12.57 | 13.11 | 12.46 | 12.70 | +2.42% | |
| 11.03 | 12.53 | 10.96 | 12.40 | +13.04% | |
| 11.42 | 11.57 | 10.93 | 10.97 | -6.32% | |
| 12.50 | 12.94 | 11.66 | 11.71 | -6.47% | |
| 12.34 | 13.13 | 12.25 | 12.52 | +2.20% | |
| 12.99 | 13.28 | 11.90 | 12.25 | -5.26% | |
| 12.75 | 13.45 | 12.75 | 12.93 | +2.54% | |
| 12.79 | 13.06 | 12.55 | 12.61 | -0.24% | |
| 12.34 | 12.67 | 12.15 | 12.64 | +2.27% | |
| 11.48 | 12.69 | 11.43 | 12.36 | +6.00% | |
| 12.15 | 12.45 | 11.65 | 11.66 | -4.35% | |
| 13.20 | 13.48 | 12.12 | 12.19 | -6.16% | |
| 14.49 | 14.68 | 12.52 | 12.99 | -9.03% | |
| 13.93 | 14.60 | 13.91 | 14.28 | +2.88% | |
| 14.01 | 14.46 | 13.23 | 13.88 | +5.63% | |
| 13.69 | 13.84 | 12.33 | 13.14 | -2.01% | |
| 13.02 | 13.50 | 12.84 | 13.41 | +1.90% | |
| 13.48 | 13.66 | 13.02 | 13.16 | -2.66% | |
| 14.37 | 14.44 | 13.33 | 13.52 | -4.52% | |
| 14.52 | 15.28 | 14.00 | 14.16 | -3.41% | |
| 14.04 | 15.88 | 13.69 | 14.66 | +3.31% | |
| 15.07 | 15.24 | 14.13 | 14.19 | -2.87% | |
| 15.90 | 16.07 | 14.57 | 14.61 | -8.97% | |
| 16.46 | 16.97 | 16.00 | 16.05 | -2.43% | |
| 16.04 | 17.65 | 16.00 | 16.45 | +3.72% | |
| 15.09 | 15.91 | 14.61 | 15.86 | +6.16% | |
| 14.46 | 15.09 | 14.41 | 14.94 | +3.32% | |
| 15.75 | 16.05 | 14.43 | 14.46 | -8.54% | |
| 16.86 | 17.34 | 15.79 | 15.81 | -5.78% | |
| 17.08 | 17.95 | 16.74 | 16.78 | -0.30% | |
| 17.44 | 17.74 | 16.30 | 16.83 | -2.66% | |
| 16.61 | 17.43 | 16.61 | 17.29 | +5.49% | |
| 17.43 | 17.49 | 16.28 | 16.39 | -5.80% | |
| 17.55 | 17.60 | 17.08 | 17.40 | -1.64% | |
| 17.26 | 18.06 | 17.00 | 17.69 | -0.39% | |
| 19.02 | 19.26 | 17.18 | 17.76 | -10.39% | |
| 21.53 | 21.70 | 19.80 | 19.82 | -8.33% | |
| 19.96 | 21.72 | 19.49 | 21.62 | +8.32% | |
| 20.15 | 20.70 | 18.94 | 19.96 | +9.91% | |
| 18.41 | 18.69 | 17.68 | 18.16 | -1.14% | |
| 17.50 | 18.58 | 17.30 | 18.37 | +3.38% | |
| 17.59 | 18.26 | 16.76 | 17.77 | +0.51% | |
| 17.01 | 17.94 | 16.70 | 17.68 | +2.67% | |
| 16.86 | 17.90 | 16.71 | 17.22 | +4.49% | |
| 15.95 | 16.50 | 15.52 | 16.48 | +2.30% | |
| 15.97 | 16.81 | 15.72 | 16.11 | +2.16% | |
| 15.96 | 16.48 | 15.52 | 15.77 | -2.11% | |
| 16.43 | 16.53 | 15.96 | 16.11 | -1.77% | |
| 16.70 | 17.25 | 16.27 | 16.40 | -1.50% | |
| 16.39 | 17.47 | 16.08 | 16.65 | +2.02% | |
| 16.52 | 17.17 | 16.12 | 16.32 | -1.69% | |
| 18.30 | 18.62 | 16.20 | 16.60 | -8.08% | |
| 16.61 | 18.65 | 16.10 | 18.06 | +10.32% | |
| 16.49 | 17.89 | 14.82 | 16.37 | -29.32% | |
| 22.95 | 24.23 | 22.90 | 23.16 | +2.25% | |
| 23.32 | 23.76 | 21.98 | 22.65 | -3.45% | |
| 23.95 | 23.96 | 23.20 | 23.46 | -3.10% | |
| 24.53 | 24.83 | 23.89 | 24.21 | -1.90% | |
| 24.60 | 25.21 | 24.24 | 24.68 | +0.86% | |
| 23.93 | 24.72 | 23.47 | 24.47 | +2.09% | |
| 23.32 | 24.21 | 22.97 | 23.97 | +2.70% | |
| 23.70 | 24.04 | 22.73 | 23.34 | -0.68% | |
| 24.43 | 24.49 | 23.39 | 23.50 | -3.65% | |
| 23.47 | 24.76 | 23.21 | 24.39 | +3.22% | |
| 23.56 | 23.85 | 23.06 | 23.63 | +1.63% | |
| 23.53 | 24.00 | 22.39 | 23.25 | -1.19% | |
| 22.78 | 24.31 | 22.48 | 23.53 | +4.39% | |
| 21.63 | 23.06 | 20.95 | 22.54 | +5.43% | |
| 20.27 | 21.96 | 19.79 | 21.38 | +5.27% | |
| 20.73 | 21.15 | 20.19 | 20.31 | -0.64% | |
| 19.64 | 20.51 | 19.49 | 20.44 | +3.65% | |
| 21.05 | 21.35 | 19.50 | 19.72 | -2.18% | |
| 19.20 | 20.42 | 18.82 | 20.16 | +4.89% | |
| 19.02 | 19.47 | 18.86 | 19.22 | +1.16% | |
| 18.04 | 19.03 | 17.79 | 19.00 | +3.77% | |
| 19.05 | 19.28 | 18.19 | 18.31 | -2.81% | |
| 17.79 | 18.90 | 17.35 | 18.84 | +7.90% | |
| 17.74 | 18.13 | 17.27 | 17.46 | -0.91% | |
| 17.72 | 17.91 | 17.22 | 17.62 | -1.67% | |
| 18.07 | 18.59 | 17.58 | 17.92 | -2.29% | |
| 18.45 | 18.78 | 18.10 | 18.34 | +0.38% | |
| 18.63 | 19.27 | 18.04 | 18.27 | -3.08% | |
| 18.43 | 19.44 | 18.10 | 18.85 | +4.43% | |
| 20.03 | 20.03 | 18.02 | 18.05 | -9.84% | |
| 19.00 | 20.06 | 18.70 | 20.02 | +3.57% | |
| 20.22 | 20.24 | 19.28 | 19.33 | -4.92% | |
| 19.54 | 21.23 | 19.34 | 20.33 | +5.17% | |
| 18.82 | 19.78 | 18.51 | 19.33 | +2.82% | |
| 19.78 | 20.25 | 18.62 | 18.80 | -4.23% | |
| 20.97 | 21.18 | 19.50 | 19.63 | -8.01% | |
| 22.24 | 22.50 | 21.12 | 21.34 | -3.04% | |
| 21.85 | 22.24 | 21.33 | 22.01 | -2.18% | |
| 22.77 | 22.98 | 21.58 | 22.50 | -2.47% | |
| 22.43 | 23.50 | 21.91 | 23.07 | +1.32% | |
| 22.63 | 23.50 | 22.18 | 22.77 | -1.39% | |
| 22.00 | 23.34 | 21.45 | 23.09 | +6.75% | |
| 21.68 | 21.99 | 20.50 | 21.63 | -2.52% | |
| 18.24 | 22.38 | 18.16 | 22.19 | +18.28% | |
| 18.60 | 18.78 | 17.99 | 18.76 | +1.13% | |
| 18.67 | 19.19 | 18.26 | 18.55 | +0.32% | |
| 18.85 | 18.98 | 18.03 | 18.49 | -2.38% | |
| 18.24 | 18.96 | 17.68 | 18.94 | +5.99% | |
| 18.18 | 18.81 | 16.41 | 17.87 | -3.87% | |
| 22.30 | 22.39 | 17.42 | 18.59 | -29.34% | |
| 27.75 | 27.88 | 25.51 | 26.31 | -4.88% | |
| 26.33 | 28.71 | 25.78 | 27.66 | +3.25% | |
| 26.61 | 27.18 | 26.31 | 26.79 | +1.25% | |
| 26.35 | 26.78 | 25.63 | 26.46 | +0.61% | |
| 26.84 | 27.34 | 25.59 | 26.30 | -0.79% | |
| 26.55 | 26.56 | 25.60 | 26.51 | +0.57% | |
| 25.29 | 26.59 | 24.80 | 26.36 | +5.15% | |
| 24.30 | 25.66 | 23.62 | 25.07 | +3.21% | |
| 22.92 | 24.50 | 22.68 | 24.29 | +7.72% | |
| 24.25 | 24.28 | 22.31 | 22.55 | -6.47% | |
| 24.31 | 24.60 | 23.34 | 24.11 | -0.58% | |
| 24.73 | 25.33 | 23.78 | 24.25 | -1.86% | |
| 23.88 | 25.55 | 23.84 | 24.71 | +1.69% | |
| 24.22 | 24.60 | 23.67 | 24.30 | +1.08% | |
| 23.41 | 24.81 | 23.09 | 24.04 | +2.78% | |
| 24.19 | 24.64 | 23.27 | 23.39 | -2.01% | |
| 24.02 | 24.02 | 23.45 | 23.87 | -0.62% | |
| 24.29 | 24.35 | 23.62 | 24.02 | -1.11% | |
| 24.55 | 24.84 | 24.21 | 24.29 | -1.70% | |
| 23.91 | 25.05 | 23.79 | 24.71 | +4.17% | |
| 23.04 | 23.98 | 22.88 | 23.72 | +2.60% | |
| 23.21 | 24.01 | 22.79 | 23.12 | -3.06% | |
| 23.01 | 23.88 | 22.78 | 23.85 | +2.76% | |
| 23.48 | 23.80 | 22.84 | 23.21 | -0.98% | |
| 22.61 | 24.23 | 22.37 | 23.44 | +2.99% | |
| 23.28 | 23.50 | 22.26 | 22.76 | -2.23% | |
| 22.96 | 23.61 | 22.84 | 23.28 | +1.48% | |
| 22.48 | 23.23 | 22.30 | 22.94 | +2.78% | |
| 22.12 | 22.75 | 21.98 | 22.32 | +0.90% | |
| 21.00 | 22.17 | 20.92 | 22.12 | +6.76% | |
| 19.47 | 20.78 | 19.38 | 20.72 | +6.20% | |
| 20.50 | 20.79 | 19.45 | 19.51 | -5.38% | |
| 21.62 | 21.75 | 20.50 | 20.62 | -4.36% | |
| 21.89 | 22.07 | 21.22 | 21.56 | -1.37% | |
| 21.86 | 22.59 | 21.60 | 21.86 | -0.41% | |
| 22.41 | 22.86 | 21.92 | 21.95 | -2.70% | |
| 22.28 | 22.61 | 21.76 | 22.56 | +1.39% | |
| 21.91 | 22.72 | 21.81 | 22.25 | +1.60% | |
| 22.18 | 22.33 | 20.93 | 21.90 | -2.97% | |
| 21.82 | 23.14 | 21.80 | 22.57 | +3.63% | |
| 22.53 | 22.53 | 21.69 | 21.78 | -3.24% | |
| 22.64 | 23.11 | 21.94 | 22.51 | -0.75% | |
| 22.91 | 24.08 | 22.58 | 22.68 | -1.61% | |
| 22.79 | 23.64 | 22.46 | 23.05 | +0.92% | |
| 23.41 | 23.71 | 22.42 | 22.84 | -1.85% | |
| 24.28 | 24.33 | 23.06 | 23.27 | -4.36% | |
| 23.99 | 25.97 | 23.90 | 24.33 | +2.14% | |
| 21.77 | 24.45 | 21.12 | 23.82 | +11.10% | |
| 21.20 | 21.46 | 20.44 | 21.44 | +1.18% | |
| 19.79 | 21.79 | 19.79 | 21.19 | +8.00% | |
| 18.64 | 19.79 | 18.57 | 19.62 | +4.64% | |
| 19.50 | 19.66 | 18.74 | 18.75 | -4.29% | |
| 19.84 | 20.13 | 19.25 | 19.59 | -2.00% | |
| 19.59 | 20.58 | 19.39 | 19.99 | +2.67% | |
| 18.79 | 19.82 | 18.71 | 19.47 | +2.04% | |
| 19.01 | 19.50 | 18.80 | 19.08 | +0.42% | |
| 17.93 | 19.50 | 17.84 | 19.00 | +6.20% | |
| 17.08 | 18.00 | 16.78 | 17.89 | +4.25% | |
| 17.42 | 17.42 | 16.70 | 17.16 | +0.65% | |
| 16.68 | 17.21 | 16.25 | 17.05 | +2.22% | |
| 17.45 | 17.72 | 16.66 | 16.68 | -1.77% | |
| 19.65 | 19.78 | 16.87 | 16.98 | -14.29% | |
| 18.96 | 20.28 | 18.72 | 19.81 | +7.08% | |
| 17.49 | 18.98 | 17.32 | 18.50 | +5.41% | |
| 16.14 | 18.12 | 15.96 | 17.55 | +5.22% | |
| 18.17 | 18.37 | 16.37 | 16.68 | -9.79% | |
| 20.59 | 20.89 | 18.46 | 18.49 | -10.33% | |
| 21.74 | 22.82 | 20.49 | 20.62 | -6.78% | |
| 23.64 | 24.60 | 21.92 | 22.12 | -5.83% | |
| 24.17 | 25.81 | 23.21 | 23.49 | -5.85% | |
| 30.00 | 30.32 | 24.25 | 24.95 | -34.86% | |
| 39.77 | 40.15 | 37.84 | 38.30 | -4.15% | |
| 40.44 | 40.81 | 39.30 | 39.96 | -1.99% | |
| 40.76 | 41.05 | 39.33 | 40.77 | -1.16% | |
| 39.90 | 41.53 | 39.03 | 41.25 | +2.59% | |
| 42.54 | 42.93 | 39.72 | 40.21 | -6.47% | |
| 43.60 | 44.31 | 42.45 | 42.99 | -1.10% | |
| 44.20 | 44.20 | 43.22 | 43.47 | -1.52% | |
| 43.15 | 44.25 | 42.63 | 44.14 | +2.75% | |
| 43.26 | 43.84 | 42.89 | 42.96 | +0.56% | |
| 43.25 | 43.99 | 42.69 | 42.72 | -0.90% | |
| 43.80 | 43.94 | 42.89 | 43.11 | -2.36% | |
| 44.43 | 45.13 | 43.72 | 44.15 | -0.45% | |
| 44.27 | 44.97 | 43.35 | 44.35 | +2.07% | |
| 44.34 | 44.85 | 42.91 | 43.45 | -3.12% | |
| 45.22 | 45.69 | 44.49 | 44.85 | -0.55% | |
| 44.39 | 45.15 | 43.40 | 45.10 | +2.48% | |
| 43.25 | 44.43 | 42.54 | 44.01 | +0.94% | |
| 42.81 | 43.65 | 42.16 | 43.60 | +3.69% | |
| 44.08 | 44.17 | 41.59 | 42.05 | -3.69% | |
| 42.44 | 43.81 | 42.34 | 43.66 | — |
Prices are adjusted for stock splits. See adjusted closing price for how dividends and splits affect history, and the CCOI chart for longer ranges.