Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001057352-25-000123
Filing Date
2025-11-17
Accepted
2025-11-17 16:03:25
Documents
1
Period of Report
2025-11-13

Document Format Files

Seq Description Document Type Size
1 FORM 4 wk-form4_1763413402.html 4  
1 FORM 4 wk-form4_1763413402.xml 4 3012
  Complete submission text file 0001057352-25-000123.txt   4514
Mailing Address 1201 WILSON BLVD. ARLINGTON VA 22209
Business Address 1201 WILSON BLVD. ARLINGTON VA 22209 2023466500
COSTAR GROUP, INC. (Issuer) CIK: 0001057352 (see all company filings)

EIN.: 522091509 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 7389 Services-Business Services, NEC
(CF Office: 07 Trade & Services)

Mailing Address C/O COSTAR GROUP, INC. 1201 WILSON BLVD. ARLINGTON VA 22209
Business Address
Hill John W (Reporting) CIK: 0001351689 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-24531 | Film No.: 251491039