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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001104659-20-091306
Filing Date
2020-08-06
Accepted
2020-08-06 12:51:22
Documents
57
Period of Report
2020-06-30

Document Format Files

Seq Description Document Type Size
1 10-Q ccoi-20200630x10q.htm   iXBRL 10-Q 1595708
2 EX 31.1 ccoi-20200630xex31d1.htm EX-31.1 13942
3 EX 31.2 ccoi-20200630xex31d2.htm EX-31.2 13452
4 EX 32.1 ccoi-20200630xex32d1.htm EX-32.1 7060
5 EX 32.2 ccoi-20200630xex32d2.htm EX-32.2 7155
  Complete submission text file 0001104659-20-091306.txt   7893862

Data Files

Seq Description Document Type Size
6 XBRL TAXONOMY EXTENSION SCHEMA ccoi-20200630.xsd EX-101.SCH 36066
7 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE ccoi-20200630_cal.xml EX-101.CAL 55579
8 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE ccoi-20200630_def.xml EX-101.DEF 156770
9 XBRL TAXONOMY EXTENSION LABEL LINKBASE ccoi-20200630_lab.xml EX-101.LAB 372412
10 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE ccoi-20200630_pre.xml EX-101.PRE 276308
11 EXTRACTED XBRL INSTANCE DOCUMENT ccoi-20200630x10q_htm.xml XML 2096763
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)

IRS No.: 522337274 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 000-51829 | Film No.: 201080780
SIC: 4899 Communications Services, NEC
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