457 filings
8-K
CCOI
Cogent Communications Holdings Inc
8 May 24
Submission of Matters to a Vote of Security Holders
4:02pm
8-K
CCOI
Cogent Communications Holdings Inc
25 Apr 24
Cogent Announces IPv4 Address Securitization Offering
10:07am
8-K
CCOI
Cogent Communications Holdings Inc
18 Apr 24
Regulation FD Disclosure
7:49pm
ARS
2023 FY
CCOI
Cogent Communications Holdings Inc
25 Mar 24
Annual report to shareholders
4:02pm
DEF 14A
CCOI
Cogent Communications Holdings Inc
Definitive proxy
25 Mar 24
4:00pm
8-K
akoa2fdl613gq0b
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
8-K
467bs98tyefdl4en
5 Jan 24
Departure of Directors or Certain Officers
5:13pm
8-K
wr9gn4d9o5bgul4 yt53
9 Nov 23
Cogent Communications Reports Third Quarter 2023 Results and Increases its Regular Quarterly Dividend on its Common Stock
7:23am
8-K
diiaovz0lcnm
29 Aug 23
Departure of Directors or Certain Officers
4:41pm
8-K/A
g1y pedfgpo8zhco
10 Aug 23
Results of Operations and Financial Condition
4:18pm
8-K
x1cgdask
10 Aug 23
Results of Operations and Financial Condition
7:11am
8-K
e278lgsjtgr9
26 Jul 23
Entry into a Material Definitive Agreement
5:52pm
8-K/A
m5n1ycbx6
17 Jul 23
Combined Financial Statements and Independent Auditor's Report
3:45pm
S-8
ogkau
12 May 23
Registration of securities for employees
4:05pm
8-K
sugj3 x5edl
4 May 23
Departure of Directors or Certain Officers
2:16pm
8-K
dw8lic6a cn51orr0h
4 May 23
Results of Operations and Financial Condition
7:23am