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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001104659-20-057887
Filing Date
2020-05-07
Accepted
2020-05-07 11:10:49
Documents
55
Period of Report
2020-03-31

Document Format Files

Seq Description Document Type Size
1 10-Q ccoi-20200331x10q.htm   iXBRL 10-Q 951162
2 EXHIBIT 31.1 ccoi-20200331xex31d1.htm EX-31.1 12140
3 EXHIBIT 31.2 ccoi-20200331xex31d2.htm EX-31.2 11951
4 EXHIBIT 32.1 ccoi-20200331xex32d1.htm EX-32.1 6895
5 EXHIBIT 32.2 ccoi-20200331xex32d2.htm EX-32.2 7579
  Complete submission text file 0001104659-20-057887.txt   5291478

Data Files

Seq Description Document Type Size
6 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE ccoi-20200331_cal.xml EX-101.CAL 51865
7 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE ccoi-20200331_def.xml EX-101.DEF 130749
8 XBRL TAXONOMY EXTENSION LABEL LINKBASE ccoi-20200331_lab.xml EX-101.LAB 337953
9 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE ccoi-20200331_pre.xml EX-101.PRE 243342
10 XBRL TAXONOMY EXTENSION SCHEMA ccoi-20200331.xsd EX-101.SCH 30446
49 EXTRACTED XBRL INSTANCE DOCUMENT ccoi-20200331x10q_htm.xml XML 1198521
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.: 20855163
SIC: 4899 Communications Services, NEC