1,257 filings
Page 3 of 63
4
Marc Montagner
3 Jan 24
COGENT COMMUNICATIONS / Marc Montagner ownership change
9:30am
4
CCOI
Cogent Communications Holdings Inc
3 Jan 24
COGENT COMMUNICATIONS / STEVEN D BROOKS ownership change
9:29am
4
CCOI
Cogent Communications Holdings Inc
28 Dec 23
COGENT COMMUNICATIONS / John B. Chang ownership change
9:37am
144
John B. Chang
26 Dec 23
Notice of proposed sale of securities
5:47pm
4
CCOI
Cogent Communications Holdings Inc
22 Dec 23
COGENT COMMUNICATIONS / John B. Chang ownership change
4:26pm
144
John B. Chang
21 Dec 23
Notice of proposed sale of securities
6:32pm
4
John B. Chang
20 Dec 23
COGENT COMMUNICATIONS / John B. Chang ownership change
4:03pm
4
John B. Chang
15 Dec 23
COGENT COMMUNICATIONS / John B. Chang ownership change
10:23am
144
CCOI
Cogent Communications Holdings Inc
14 Dec 23
Notice of proposed sale of securities
5:41pm
4
CCOI
Cogent Communications Holdings Inc
14 Dec 23
COGENT COMMUNICATIONS / DAVE SCHAEFFER ownership change
10:14am
144
CCOI
Cogent Communications Holdings Inc
13 Dec 23
Notice of proposed sale of securities
5:10pm
4
John B. Chang
11 Dec 23
COGENT COMMUNICATIONS / John B. Chang ownership change
4:23pm
144
CCOI
Cogent Communications Holdings Inc
11 Dec 23
Notice of proposed sale of securities
4:02pm
4
Henry W Kilmer
8 Dec 23
COGENT COMMUNICATIONS / HENRY W KILMER ownership change
3:56pm
144
CCOI
Cogent Communications Holdings Inc
7 Dec 23
Notice of proposed sale of securities
11:29am
4
James Bubeck
6 Dec 23
COGENT COMMUNICATIONS / JAMES BUBECK ownership change
1:49pm
144
CCOI
Cogent Communications Holdings Inc
5 Dec 23
Notice of proposed sale of securities
1:06pm
4
CCOI
Cogent Communications Holdings Inc
4 Dec 23
COGENT COMMUNICATIONS / JAMES BUBECK ownership change
1:46pm
144
CCOI
Cogent Communications Holdings Inc
4 Dec 23
Notice of proposed sale of securities
1:32pm
4
CCOI
Cogent Communications Holdings Inc
4 Dec 23
COGENT COMMUNICATIONS / THADDEUS GERARD WEED ownership change
11:59am