1,300 filings
Page 41 of 65
4
CCOI
Cogent Communications Holdings Inc
3 Apr 17
COGENT COMMUNICATIONS / TIMOTHY G ONEILL ownership change
12:00am
4
CCOI
Cogent Communications Holdings Inc
24 Mar 17
COGENT COMMUNICATIONS / RAYMOND B KUMMER ownership change
12:00am
DEF 14A
CCOI
Cogent Communications Holdings Inc
Definitive proxy
17 Mar 17
12:00am
4
Brooks Steven D
16 Mar 17
COGENT COMMUNICATIONS / STEVEN D BROOKS ownership change
12:00am
4
CCOI
Cogent Communications Holdings Inc
15 Mar 17
COGENT COMMUNICATIONS / TIM WEINGARTEN ownership change
12:00am
4
CCOI
Cogent Communications Holdings Inc
15 Mar 17
COGENT COMMUNICATIONS / THADDEUS GERARD WEED ownership change
12:00am
4
CCOI
Cogent Communications Holdings Inc
6 Mar 17
COGENT COMMUNICATIONS / HENRY W KILMER ownership change
12:00am
4
Robert N Beury JR
2 Mar 17
COGENT COMMUNICATIONS / ROBERT N BEURY JR ownership change
12:00am
4
CCOI
Cogent Communications Holdings Inc
1 Mar 17
COGENT COMMUNICATIONS / TIMOTHY G ONEILL ownership change
12:00am
4
CCOI
Cogent Communications Holdings Inc
28 Feb 17
COGENT COMMUNICATIONS / TIM WEINGARTEN ownership change
12:00am
4
CCOI
Cogent Communications Holdings Inc
28 Feb 17
COGENT COMMUNICATIONS / RICHARD LIEBHABER ownership change
12:00am
10-K
2016 FY
CCOI
Cogent Communications Holdings Inc
Annual report
24 Feb 17
12:00am
8-K
CCOI
Cogent Communications Holdings Inc
23 Feb 17
Results of Operations and Financial Condition
12:00am
SC 13G/A
CCOI
Cogent Communications Holdings Inc
14 Feb 17
Cogent Communications Holdings, Inc.
12:00am
SC 13G/A
CCOI
Cogent Communications Holdings Inc
10 Feb 17
Cogent Communications Holdings, Inc.
12:00am
SC 13G/A
CCOI
Cogent Communications Holdings Inc
10 Feb 17
Cogent Communications Holdings, Inc.
12:00am
SC 13G/A
BLK
Blackrock Inc.
12 Jan 17
Cogent Communications Holdings, Inc.
12:00am
UPLOAD
CCOI
Cogent Communications Holdings Inc
11 Jan 17
Letter from SEC
12:00am
CORRESP
CCOI
Cogent Communications Holdings Inc
6 Jan 17
Correspondence with SEC
12:00am
4
CCOI
Cogent Communications Holdings Inc
5 Jan 17
COGENT COMMUNICATIONS / THADDEUS GERARD WEED ownership change
12:00am