Cogent Communications Holdings, Inc. (CCOI)
NASDAQ: CCOI · Real-Time Price · USD
19.51
-1.11 (-5.38%)
Jan 5, 2026, 4:00 PM EST - Market closed

CCOI Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Jan 5, 202620.5020.7919.4519.5119.51-5.38%1,308,298
Jan 2, 202621.6221.7520.5020.6220.62-4.36%1,016,378
Dec 31, 202521.8922.0721.2221.5621.56-1.37%974,229
Dec 30, 202521.8622.5921.6021.8621.86-0.41%1,684,547
Dec 29, 202522.4122.8621.9221.9521.95-2.70%895,860
Dec 26, 202522.2822.6121.7622.5622.561.39%642,942
Dec 24, 202521.9122.7221.8122.2522.251.62%472,583
Dec 23, 202522.1822.3320.9321.9021.90-2.99%1,425,436
Dec 22, 202521.8223.1421.8022.5722.573.63%1,241,317
Dec 19, 202522.5322.5321.6921.7821.78-3.24%3,379,496
Dec 18, 202522.6423.1121.9422.5122.51-0.75%1,405,247
Dec 17, 202522.9124.0822.5822.6822.68-1.61%2,118,396
Dec 16, 202522.7923.6422.4623.0523.050.92%1,380,396
Dec 15, 202523.4123.7122.4222.8422.84-1.85%1,445,598
Dec 12, 202524.2824.3323.0623.2723.27-4.36%931,731
Dec 11, 202523.9925.9723.9024.3324.332.14%1,843,169
Dec 10, 202521.7724.4521.1223.8223.8211.10%1,988,588
Dec 9, 202521.2021.4620.4421.4421.441.18%978,759
Dec 8, 202519.7921.7919.7921.1921.198.00%1,652,616
Dec 5, 202518.6419.7918.5719.6219.624.64%1,725,690
Dec 4, 202519.5019.6618.7418.7518.75-4.29%1,035,572
Dec 3, 202519.8420.1319.2519.5919.59-2.00%841,094
Dec 2, 202519.5920.5819.3919.9919.992.67%1,224,283
Dec 1, 202518.7919.8218.7119.4719.472.04%1,345,652
Nov 28, 202519.0119.5018.8019.0819.080.42%900,649
Nov 26, 202517.9319.5017.8419.0019.006.20%1,970,584
Nov 25, 202517.0818.0016.7817.8917.894.25%1,617,530
Nov 24, 202517.4217.4216.7017.1617.160.65%1,626,349
Nov 21, 202516.6817.2116.2517.0517.052.22%2,745,675
Nov 20, 202517.4517.7216.6616.6816.66-1.77%2,537,062
Nov 19, 202519.6519.7816.8716.9816.96-14.29%1,719,618
Nov 18, 202518.9620.2818.7219.8119.797.08%2,524,112
Nov 17, 202517.4918.9817.3218.5018.485.41%2,382,274
Nov 14, 202516.1418.1215.9617.5517.535.22%2,807,665
Nov 13, 202518.1718.3716.3716.6816.66-9.79%3,203,218
Nov 12, 202520.5920.8918.4618.4918.47-10.33%3,686,516
Nov 11, 202521.7422.8220.4920.6220.60-6.78%2,464,591
Nov 10, 202523.6424.6021.9222.1222.09-5.83%2,784,253
Nov 7, 202524.1725.8123.2123.4923.46-5.85%4,109,324
Nov 6, 202530.0030.3224.2524.9524.92-34.86%5,599,494
Nov 5, 202539.7740.1537.8438.3038.25-4.15%1,728,889
Nov 4, 202540.4440.8139.3039.9639.91-1.99%702,485
Nov 3, 202540.7641.0539.3340.7740.72-1.16%825,027
Oct 31, 202539.9041.5339.0341.2541.202.59%831,770
Oct 30, 202542.5442.9339.7240.2140.16-6.47%1,120,425
Oct 29, 202543.6044.3142.4542.9942.94-1.10%709,528
Oct 28, 202544.2044.2043.2243.4743.42-1.52%634,126
Oct 27, 202543.1544.2542.6344.1444.092.75%827,525
Oct 24, 202543.2643.8442.8942.9642.910.56%745,254
Oct 23, 202543.2543.9942.6942.7242.67-0.90%1,155,986