1,292 filings
Page 3 of 65
4/A
Dave Schaeffer
14 Mar 24
COGENT COMMUNICATIONS / DAVE SCHAEFFER ownership change
10:58am
4/A
Dave Schaeffer
14 Mar 24
COGENT COMMUNICATIONS / DAVE SCHAEFFER ownership change
10:53am
144
John B. Chang
14 Mar 24
Notice of proposed sale of securities
10:26am
144
Dave Schaeffer
13 Mar 24
Notice of proposed sale of securities
4:56pm
4
CCOI
Cogent Communications Holdings Inc
12 Mar 24
COGENT COMMUNICATIONS / DAVE SCHAEFFER ownership change
5:29pm
4
Thaddeus Gerard Weed
12 Mar 24
COGENT COMMUNICATIONS / THADDEUS GERARD WEED ownership change
2:12pm
4
Dave Schaeffer
12 Mar 24
COGENT COMMUNICATIONS / DAVE SCHAEFFER ownership change
1:01pm
4
Dave Schaeffer
8 Mar 24
COGENT COMMUNICATIONS / DAVE SCHAEFFER ownership change
12:00pm
144
Dave Schaeffer
6 Mar 24
Notice of proposed sale of securities
5:56pm
4
Henry W Kilmer
6 Mar 24
COGENT COMMUNICATIONS / HENRY W KILMER ownership change
9:38am
144
CCOI
Cogent Communications Holdings Inc
4 Mar 24
Notice of proposed sale of securities
6:23pm
4
CCOI
Cogent Communications Holdings Inc
4 Mar 24
COGENT COMMUNICATIONS / JAMES BUBECK ownership change
5:29pm
144
Henry W Kilmer
4 Mar 24
Notice of proposed sale of securities
1:20pm
144
CCOI
Cogent Communications Holdings Inc
1 Mar 24
Notice of proposed sale of securities
11:54am
10-K
2023 FY
CCOI
Cogent Communications Holdings Inc
Annual report
29 Feb 24
11:34am
8-K
CCOI
Cogent Communications Holdings Inc
29 Feb 24
Cogent Communications Reports Fourth Quarter and Full Year 2023 Results and Increases its Regular Quarterly Dividend on its Common Stock
7:08am
4/A
John B. Chang
14 Feb 24
COGENT COMMUNICATIONS / John B. Chang ownership change
8:46am
SC 13G/A
Vanguard Group Inc
13 Feb 24
COGENT COMMUNICATIONS / VANGUARD ownership change
5:02pm
4
John B. Chang
1 Feb 24
COGENT COMMUNICATIONS / John B. Chang ownership change
5:17pm
4/A
John B. Chang
30 Jan 24
COGENT COMMUNICATIONS / John B. Chang ownership change
12:09pm