Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001066061-26-000010
Filing Date
2026-03-11
Accepted
2026-03-11 17:18:16
Documents
1
Period of Report
2026-03-10

Document Format Files

Seq Description Document Type Size
1 FORM 4 wk-form4_1773263894.html 4  
1 FORM 4 wk-form4_1773263894.xml 4 3502
  Complete submission text file 0001066061-26-000010.txt   5007
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
FLORANCE ANDREW C (Reporting) CIK: 0001066061 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-24531 | Film No.: 26744483