Form SCHEDULE 13G/A COGENT COMMUNICATIONS Filed by: VANGUARD PORTFOLIO MANAGEMENT LLC

Go back to Form SCHEDULE 13G/A COGENT COMMUNICATIONS Filed by: VANGUARD PORTFOLIO MANAGEMENT LLC
Cogent Communication (NASDAQ: CCOI) Delayed: 9.29 +0.28 (3.11%)
Previous Close $9.01    52 Week High $43.61 
Open $9.15    52 Week Low $29.65 
Day High $9.43    P/E 7.68 
Day Low $8.60    EPS $1.21 
Volume 1,696,809