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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001057352-18-000011
Filing Date
2018-02-23
Accepted
2018-02-22 19:09:26
Documents
104
Period of Report
2017-12-31

Document Format Files

Seq Description Document Type Size
1 2017 10-K csgp20171231-10k.htm 10-K 2466951
2 MANAGEMENT STOCK PURCHASE PLAN csgp-ex1021_20171207.htm EX-10.21 43587
3 SUBSIDIARIES OF REGISTRANT csgp-ex211_20171231.htm EX-21.1 7700
4 CONSENT OF INDEPENDENT REG PUB ACCT FIRM csgp-ex231_20171231.htm EX-23.1 10057
5 CERTIFICATION OF CEO csgp-ex311_20171231.htm EX-31.1 15268
6 CERTIFICATION OF CFO csgp-ex312_20171231.htm EX-31.2 15205
7 906 CERTIFICATION OF CEO csgp-ex321_20171231.htm EX-32.1 10606
8 906 CERTIFICATION OF CFO csgp-ex322_20171231.htm EX-32.2 10505
15 PERFORMANCE GRAPH csgp2017graph.gif GRAPHIC 19115
16 LOGO csgp-logoa01a09.jpg GRAPHIC 32279
  Complete submission text file 0001057352-18-000011.txt   11798612

Data Files

Seq Description Document Type Size
9 XBRL INSTANCE DOCUMENT csgp-20171231.xml EX-101.INS 2605595
10 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT csgp-20171231.xsd EX-101.SCH 61498
11 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT csgp-20171231_cal.xml EX-101.CAL 120569
12 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT csgp-20171231_def.xml EX-101.DEF 365375
13 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT csgp-20171231_lab.xml EX-101.LAB 1002618
14 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT csgp-20171231_pre.xml EX-101.PRE 605736
Mailing Address 1331 L STREET NW WASHINGTON DC 20005
Business Address 1331 L STREET NW WASHINGTON DC 20005 2023466500
COSTAR GROUP INC (Filer) CIK: 0001057352 (see all company filings)

IRS No.: 522091509 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 000-24531 | Film No.: 18634225
SIC: 7389 Services-Business Services, NEC
Assistant Director 2 & 3