COGENT COMMUNICATIONS HOLDINGS, INC. (CCOI) Insider Trading Disclosures
COGENT COMMUNICATIONS HOLDINGS, INC. (CCOI) is a publicly traded company on the Nasdaq, categorized under SIC 4899 (Communications Services, NEC). Access real-time SEC filings, 10-K annual reports, 10-Q quarterlies, 8-K current reports, PCAOB auditor history, and executive compensation disclosures.
Ticker: CCOI
CIK: 1158324
Exchange: Nasdaq
SIC 4899: Communications Services, NEC
Fiscal Year End: 12/31
State: DE
Independent PCAOB Auditor
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Audit Firm
Ernst & Young LLP
Auditor SinceSince 12/31/2016 12:00:00 AM
Lead Engagement PartnerBrett Rembold
Audit LocationTysons, Virginia, United States
Latest SEC EDGAR Filings
Showing 10-K, 10-Q, 8-K, Form 4, and other SEC submissions| Form | Filing Date | Reporting Period | Description | Accession Number | Actions |
|---|---|---|---|---|---|
| SCHEDULE 13G/A | 2026-10-05 | — | SCHEDULE 13G/A Filing | 0002012383-26-003317 | View SEC Doc Filr Page |
| 4 | 2026-09-30 | 2026-09-30 | 4 Filing | 0001456823-26-000010 | View SEC Doc Filr Page |
| 4 | 2026-09-30 | 2026-09-30 | 4 Filing | 0001790695-26-000016 | View SEC Doc Filr Page |
| 4 | 2026-09-30 | 2026-09-30 | 4 Filing | 0001923830-26-000008 | View SEC Doc Filr Page |
| 4 | 2026-09-30 | 2026-09-30 | 4 Filing | 0001933694-26-000009 | View SEC Doc Filr Page |
| 4 | 2026-09-30 | 2026-09-30 | 4 Filing | 0001395643-26-000018 | View SEC Doc Filr Page |
| 4 | 2026-09-30 | 2026-09-30 | 4 Filing | 0001901420-26-000008 | View SEC Doc Filr Page |
| 4 | 2026-09-30 | 2026-09-30 | 4 Filing | 0001227882-26-000008 | View SEC Doc Filr Page |
| 4 | 2026-09-15 | 2026-09-15 | 4 Filing | 0001599812-26-000008 | View SEC Doc Filr Page |
| 4 | 2026-09-03 | 2026-09-02 | 4 Filing | 0001166978-26-000009 | View SEC Doc Filr Page |
| 144 | 2026-09-02 | — | 144 Filing | 0001950047-26-008992 | View SEC Doc Filr Page |
| SCHEDULE 13G | 2026-08-07 | — | SCHEDULE 13G Filing | 0000093751-26-000438 | View SEC Doc Filr Page |
| 10-Q | 2026-08-06 | 2026-06-30 | 10-Q | 0001104659-26-091790 | View SEC Doc Filr Page |
| 8-K | 2026-08-06 | 2026-08-06 | FORM 8-K | 0001104659-26-091634 | View SEC Doc Filr Page |
| SCHEDULE 13G/A | 2026-07-31 | — | SCHEDULE 13G/A Filing | 0002100121-26-000950 | View SEC Doc Filr Page |
| 4 | 2026-07-01 | 2026-06-30 | 4 Filing | 0001923830-26-000006 | View SEC Doc Filr Page |
| 4 | 2026-07-01 | 2026-06-30 | 4 Filing | 0001227882-26-000006 | View SEC Doc Filr Page |
| 4 | 2026-07-01 | 2026-06-30 | 4 Filing | 0001901420-26-000006 | View SEC Doc Filr Page |
| 4 | 2026-07-01 | 2026-06-30 | 4 Filing | 0001933694-26-000007 | View SEC Doc Filr Page |
| 4 | 2026-06-30 | 2026-06-30 | 4 Filing | 0001395643-26-000016 | View SEC Doc Filr Page |
| 4 | 2026-06-30 | 2026-06-30 | 4 Filing | 0001790695-26-000014 | View SEC Doc Filr Page |
| 4 | 2026-06-30 | 2026-06-30 | 4 Filing | 0001456823-26-000008 | View SEC Doc Filr Page |
| 8-K | 2026-06-29 | 2026-06-29 | FORM 8-K | 0001104659-26-078858 | View SEC Doc Filr Page |
| SCHEDULE 13G/A | 2026-06-17 | — | SCHEDULE 13G/A Filing | 0001493152-26-029083 | View SEC Doc Filr Page |
| 4 | 2026-06-16 | 2026-06-16 | 4 Filing | 0001166978-26-000007 | View SEC Doc Filr Page |