Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001104659-25-107544
Filing Date
2025-11-06
Accepted
2025-11-06 11:13:57
Documents
67
Period of Report
2025-09-30

Document Format Files

Seq Description Document Type Size
1 10-Q ccoi-20250930x10q.htm   iXBRL 10-Q 2313820
2 EX-31.1 ccoi-20250930xex31d1.htm EX-31.1 10938
3 EX-31.2 ccoi-20250930xex31d2.htm EX-31.2 10962
4 EX-32.1 ccoi-20250930xex32d1.htm EX-32.1 5463
5 EX-32.2 ccoi-20250930xex32d2.htm EX-32.2 5433
  Complete submission text file 0001104659-25-107544.txt   11942298

Data Files

Seq Description Document Type Size
6 EX-101.SCH ccoi-20250930.xsd EX-101.SCH 70575
7 EX-101.CAL ccoi-20250930_cal.xml EX-101.CAL 65037
8 EX-101.DEF ccoi-20250930_def.xml EX-101.DEF 321776
9 EX-101.LAB ccoi-20250930_lab.xml EX-101.LAB 605162
10 EX-101.PRE ccoi-20250930_pre.xml EX-101.PRE 443771
70 EXTRACTED XBRL INSTANCE DOCUMENT ccoi-20250930x10q_htm.xml XML 2864818
Mailing Address 2450 N STREET, NW WASHINGTON DC 20037
Business Address 2450 N STREET, NW WASHINGTON DC 20037 2022954200
COGENT COMMUNICATIONS HOLDINGS, INC. (Filer) CIK: 0001158324 (see all company filings)

EIN.: 522337274 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 000-51829 | Film No.: 251456837
SIC: 4899 Communications Services, NEC
(CF Office: 06 Technology)