COSTAR GROUP, INC. (CSGP) Form 10-K Annual Reports
COSTAR GROUP, INC. (CSGP) is a publicly traded company on the Nasdaq, categorized under SIC 7389 (Services-Business Services, NEC). Access real-time SEC filings, 10-K annual reports, 10-Q quarterlies, 8-K current reports, PCAOB auditor history, and executive compensation disclosures.
Ticker: CSGP
CIK: 1057352
Exchange: Nasdaq
SIC 7389: Services-Business Services, NEC
Fiscal Year End: 12/31
State: DE
Independent PCAOB Auditor
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Audit Firm
Ernst & Young LLP
Auditor SinceSince 12/31/2016 12:00:00 AM
Lead Engagement PartnerRory Serrano
Audit LocationTysons, Virginia, United States
Latest SEC EDGAR Filings
Showing 10-K, 10-Q, 8-K, Form 4, and other SEC submissions| Form | Filing Date | Reporting Period | Description | Accession Number | Actions |
|---|---|---|---|---|---|
| 4 | 2026-10-16 | 2026-10-15 | FORM 4 | 0001628280-26-066186 | View SEC Doc Filr Page |
| 8-K | 2026-08-21 | 2026-08-21 | 8-K | 0001057352-26-000072 | View SEC Doc Filr Page |
| SCHEDULE 13G | 2026-08-14 | — | SCHEDULE 13G Filing | 0001017918-26-000058 | View SEC Doc Filr Page |
| 4 | 2026-08-10 | 2026-08-07 | FORM 4 | 0001472762-26-000012 | View SEC Doc Filr Page |
| 4 | 2026-08-10 | 2026-08-05 | FORM 4 | 0001351689-26-000005 | View SEC Doc Filr Page |
| 144 | 2026-08-05 | — | 144 Filing | 0001965301-26-000108 | View SEC Doc Filr Page |
| 4 | 2026-08-05 | 2026-08-04 | FORM 4 | 0001628280-26-052968 | View SEC Doc Filr Page |
| 4 | 2026-08-04 | 2026-07-31 | FORM 4 | 0002146463-26-000005 | View SEC Doc Filr Page |
| 4 | 2026-08-04 | 2026-07-31 | FORM 4 | 0001472762-26-000010 | View SEC Doc Filr Page |
| 4 | 2026-08-04 | 2026-08-01 | FORM 4 | 0001500076-26-000010 | View SEC Doc Filr Page |
| 3 | 2026-08-04 | 2026-07-31 | FORM 3 | 0002146463-26-000003 | View SEC Doc Filr Page |
| S-8 | 2026-07-29 | — | S-8 | 0001193125-26-323889 | View SEC Doc Filr Page |
| 10-Q | 2026-07-29 | 2026-06-30 | 10-Q | 0001057352-26-000066 | View SEC Doc Filr Page |
| 8-K | 2026-07-28 | 2026-07-28 | 8-K | 0001057352-26-000061 | View SEC Doc Filr Page |
| 8-K | 2026-07-13 | 2026-07-07 | 8-K | 0001057352-26-000054 | View SEC Doc Filr Page |
| 4 | 2026-07-06 | 2026-07-01 | FORM 4 | 0001701994-26-000006 | View SEC Doc Filr Page |
| 8-K | 2026-06-25 | 2026-06-23 | 8-K | 0001057352-26-000048 | View SEC Doc Filr Page |
| 4 | 2026-06-24 | 2026-06-23 | FORM 4 | 0001497570-26-000011 | View SEC Doc Filr Page |
| 4 | 2026-06-24 | 2026-06-23 | FORM 4 | 0001449719-26-000002 | View SEC Doc Filr Page |
| 4 | 2026-06-24 | 2026-06-23 | FORM 4 | 0001351689-26-000002 | View SEC Doc Filr Page |
| 4 | 2026-06-24 | 2026-06-23 | FORM 4 | 0001742356-26-000002 | View SEC Doc Filr Page |
| 4 | 2026-06-24 | 2026-06-23 | FORM 4 | 0001390194-26-000002 | View SEC Doc Filr Page |
| 4 | 2026-06-24 | 2026-06-23 | FORM 4 | 0001796961-26-000004 | View SEC Doc Filr Page |
| 4 | 2026-06-24 | 2026-06-23 | FORM 4 | 0001628280-26-045326 | View SEC Doc Filr Page |
| 4 | 2026-06-16 | 2026-06-15 | FORM 4 | 0001472762-26-000008 | View SEC Doc Filr Page |