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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001104659-19-060890
Filing Date
2019-11-07
Accepted
2019-11-07 10:15:58
Documents
55
Period of Report
2019-09-30

Document Format Files

Seq Description Document Type Size
1 10-Q ccoi-20190930x10q8e1746.htm   iXBRL 10-Q 1382944
2 EX-31.1 ex-31d1.htm EX-31.1 13593
3 EX-31.2 ex-31d2.htm EX-31.2 15172
4 EX-32.1 ex-32d1.htm EX-32.1 8238
5 EX-32.2 ex-32d2.htm EX-32.2 8316
  Complete submission text file 0001104659-19-060890.txt   6964193

Data Files

Seq Description Document Type Size
6 XBRL TAXONOMY EXTENSION SCHEMA ccoi-20190930.xsd EX-101.SCH 32669
7 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE ccoi-20190930_cal.xml EX-101.CAL 53223
8 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE ccoi-20190930_def.xml EX-101.DEF 140202
9 XBRL TAXONOMY EXTENSION LABEL LINKBASE ccoi-20190930_lab.xml EX-101.LAB 342043
10 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE ccoi-20190930_pre.xml EX-101.PRE 254033
21 EXTRACTED XBRL INSTANCE DOCUMENT ccoi-20190930x10q8e1746_htm.xml XML 1827422
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.: 191198526
SIC: 4899 Communications Services, NEC
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