COGENT COMMUNICATIONS HOLDINGS, INC. reports

Company location: Washington, DC
Fiscal year end: 31 December

COGENT COMMUNICATIONS HOLDINGS, INC. has filed 2,541 SEC EDGAR filings since 29 Aug 2001

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SEC filing history

Showing 576-600 of 1,000 matching filings.

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25

Current page

24

4

FORM 4

Filing date: 12 Sep 2022
Reporting date: 09 Sep 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 08 Sep 2022
Reporting date: 07 Sep 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-51829

FORM 8-K

Filing date: 07 Sep 2022
Reporting date: 06 Sep 2022
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4

Filing date: 06 Sep 2022
Reporting date: 01 Sep 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

3

FORM 3

Filing date: 01 Sep 2022
Reporting date: 01 Sep 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K/A File 000-51829

FORM 8-K/A

Filing date: 08 Aug 2022
Reporting date: 24 Jun 2022
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

10-Q File 000-51829

FORM 10-Q

Filing date: 05 Aug 2022
Reporting date: 30 Jun 2022
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 000-51829

FORM 8-K

Filing date: 04 Aug 2022
Reporting date: 04 Aug 2022
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4

Filing date: 05 Jul 2022
Reporting date: 01 Jul 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 05 Jul 2022
Reporting date: 01 Jul 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 05 Jul 2022
Reporting date: 01 Jul 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 05 Jul 2022
Reporting date: 01 Jul 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 01 Jul 2022
Reporting date: 01 Jul 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 01 Jul 2022
Reporting date: 01 Jul 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 01 Jul 2022
Reporting date: 01 Jul 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

3

FORM 3

Filing date: 01 Jul 2022
Reporting date: 01 Jul 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-51829

FORM 8-K

Filing date: 27 Jun 2022
Reporting date: 27 Jun 2022
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 000-51829

FORM 8-K

Filing date: 22 Jun 2022
Reporting date: 22 Jun 2022
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 000-51829

FORM 8-K

Filing date: 07 Jun 2022
Reporting date: 07 Jun 2022
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4

Filing date: 07 Jun 2022
Reporting date: 07 Jun 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-51829

FORM 8-K

Filing date: 06 Jun 2022
Reporting date: 06 Jun 2022
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4

Filing date: 03 Jun 2022
Reporting date: 02 Jun 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Jun 2022
Reporting date: 02 Jun 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Jun 2022
Reporting date: 01 Jun 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 31 May 2022
Reporting date: 31 May 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

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