Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001658784-26-000003
Filing Date
2026-03-17
Accepted
2026-03-17 16:12:22
Documents
4
Period of Report
2026-03-15

Document Format Files

Seq Description Document Type Size
1 FORM 3 wk-form3_1773778339.html 3  
1 FORM 3 wk-form3_1773778339.xml 3 1609
2 EX-24 exhibit24banerjee.htm EX-24 4508
3 exhibit24banerjee001.jpg GRAPHIC 225061
4 exhibit24banerjee002.jpg GRAPHIC 88872
  Complete submission text file 0001658784-26-000003.txt   440126
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 VERISK ANALYTICS, INC. 545 WASHINGTON BOULEVARD JERSEY CITY NJ 07310
Business Address
Banerjee Nana (Reporting) CIK: 0001658784 (see all company filings)

Type: 3 | Act: 34 | File No.: 000-24531 | Film No.: 26762020