1,267 filings
Page 2 of 64
4
Thaddeus Gerard Weed
12 Mar 24
COGENT COMMUNICATIONS / THADDEUS GERARD WEED ownership change
2:12pm
4
CCOI
Cogent Communications Holdings Inc
12 Mar 24
COGENT COMMUNICATIONS / DAVE SCHAEFFER ownership change
1:01pm
4
CCOI
Cogent Communications Holdings Inc
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
CCOI
Cogent Communications Holdings Inc
14 Feb 24
COGENT COMMUNICATIONS / John B. Chang ownership change
8:46am
SC 13G/A
CCOI
Cogent Communications Holdings Inc
13 Feb 24
COGENT COMMUNICATIONS / VANGUARD ownership change
5:02pm
4
CCOI
Cogent Communications Holdings Inc
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
SC 13G/A
Vaughan Nelson Investment Management, L.P.
26 Jan 24
COGENT COMMUNICATIONS / VAUGHAN NELSON INVESTMENT MANAGEMENT ownership change
2:30pm
SC 13G/A
CCOI
Cogent Communications Holdings Inc
22 Jan 24
COGENT COMMUNICATIONS / BlackRock ownership change
3:52pm
8-K
CCOI
Cogent Communications Holdings Inc
5 Jan 24
Departure of Directors or Certain Officers
5:13pm
4
James Bubeck
5 Jan 24
COGENT COMMUNICATIONS / JAMES BUBECK ownership change
2:40pm
4
CCOI
Cogent Communications Holdings Inc
5 Jan 24
COGENT COMMUNICATIONS / HENRY W KILMER ownership change
1:03pm