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Cogent Communications Holdings, Inc. logo

Cogent Communications Holdings, Inc. (CCOI) stock

CCOINasdaqCommunications Services, NECFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 6, 2026Score 10/30
$6.74−1.02 (-13.14%)

Close on Oct 30, 2026Market cap $345.19MP/E –Yield 45.25%

Price history

Cogent Communications share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$6.74
-13.14% on the day
52-week range
$6.61 – $42.93
-84.3% from the high
Change over 52 weeks
-83.2%
From $40.21 on Oct 30, 2025
Average volume
1.80M
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Oct 30, 2026$7.63$7.76$6.61$6.74-13.14%1,995,280
Oct 29, 2026$7.67$7.88$7.53$7.76+1.57%1,462,484
Oct 28, 2026$7.54$7.88$7.39$7.64+2.28%1,641,351
Oct 27, 2026$7.35$7.90$7.23$7.47+1.49%2,227,655
Oct 26, 2026$7.55$7.67$7.19$7.36-1.60%1,052,901
Oct 23, 2026$7.24$7.52$7.04$7.48+2.47%1,139,230
Oct 22, 2026$7.39$7.63$7.13$7.30-1.88%1,421,521
Oct 21, 2026$7.84$7.89$7.29$7.44-3.63%1,326,160
Oct 20, 2026$7.75$8.05$7.51$7.72-0.52%1,002,688
Oct 19, 2026$8.06$8.17$7.55$7.76-3.84%1,279,100
Oct 16, 2026$8.14$8.14$7.06$8.07-3.35%4,598,987
Oct 15, 2026$7.61$8.38$7.56$8.35+8.16%1,323,122
Oct 14, 2026$8.39$8.39$7.66$7.72-9.92%2,003,285
Oct 13, 2026$8.33$8.84$8.29$8.57+2.02%1,226,194
Oct 12, 2026$8.44$8.68$8.30$8.40-1.64%1,161,640
Oct 9, 2026$9.53$9.69$8.33$8.54-10.67%1,381,776
Oct 8, 2026$9.81$9.82$9.12$9.56-3.82%2,101,295
Oct 7, 2026$9.25$10.31$9.09$9.94+6.77%1,647,607
Oct 6, 2026$8.95$9.44$8.85$9.31+4.84%2,147,913
Oct 5, 2026$8.44$8.92$7.99$8.88+4.96%2,433,965
Oct 2, 2026$8.37$8.59$8.12$8.46+2.79%2,479,559
Oct 1, 2026$7.83$8.51$7.42$8.23+5.65%3,038,782
Sep 30, 2026$7.40$7.95$7.13$7.79+6.13%2,181,961
Sep 29, 2026$7.46$7.60$7.25$7.34-1.21%1,396,431
Sep 28, 2026$7.59$7.69$7.28$7.43-3.38%1,717,745
Sep 25, 2026$7.64$8.04$7.44$7.69+0.65%1,752,922
Sep 24, 2026$8.11$8.23$7.61$7.64-6.03%2,563,023
Sep 23, 2026$9.27$9.27$8.10$8.13-12.67%2,082,446
Sep 22, 2026$9.34$9.62$9.15$9.31+0.22%1,476,042
Sep 21, 2026$9.15$9.43$8.60$9.29+3.11%1,696,808

Seasonality

CCOI return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average3.0%-2.4%2.3%3.1%-4.8%-0.1%3.8%-5.4%-4.0%1.6%-4.8%2.2%
Months up6 of 104 of 107 of 107 of 104 of 108 of 106 of 104 of 104 of 107 of 104 of 94 of 9
202612.7%-22.8%0.5%20.2%-21.5%-21.8%-2.7%-29.2%-18.3%-13.5%
2025-2.2%-3.0%-14.9%-11.4%-14.0%5.5%-5.4%-13.8%0.3%7.6%-53.7%13.0%
20241.5%4.8%-18.1%-1.8%-6.2%-4.7%25.1%0.5%8.5%5.7%3.6%-6.2%
202320.1%-5.6%-0.1%8.3%-9.6%9.4%-9.0%16.9%-12.3%5.0%-0.3%19.1%
2022-13.1%-0.3%6.1%-11.8%4.8%0.6%5.0%-15.3%-2.0%0.7%12.3%-1.7%
2021-4.9%5.1%16.3%9.8%1.2%1.7%0.9%-5.4%-2.4%8.1%-1.1%-2.3%
20207.8%2.9%13.2%2.3%-7.9%1.1%16.5%-24.6%-10.7%-7.1%5.5%3.0%
20197.2%0.5%12.7%1.8%7.0%1.5%6.1%-2.4%-9.5%6.4%8.0%5.0%
2018-0.4%-5.0%2.4%8.6%9.7%4.3%-2.7%6.4%2.0%-6.8%-5.6%-6.8%
20171.1%-0.8%5.0%4.5%-11.5%1.8%4.1%12.8%4.9%10.2%-12.2%-3.3%