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Year archive

COSTAR GROUP, INC. — 2026 filings

All 28 regulatory filings released by COSTAR GROUP, INC. (CSGP) in 2026, sourced directly from the official regulator.

28 Filings
2026 Period
2026 filings (28)
Filing Released Lang
SD
Regulatory Filings
2026-05-20 English
DEFA14A
Proxy Solicitation & Information Statement
2026-05-18 English
10-Q - COSTAR GROUP, INC. (0001057352) (Filer)
Interim / Quarterly Report
2026-04-29 English
SCHEDULE 13G/A - COSTAR GROUP, INC. (0001057352) (Subject)
Major Shareholding Notification
2026-03-26 English
4/A - COSTAR GROUP, INC. (0001057352) (Issuer)
Director's Dealing
2026-03-17 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-03-04 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-03-04 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-03-04 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-03-04 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-03-04 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-03-04 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-03-04 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-03-04 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-03-03 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-03-03 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-03-02 English
10-K - COSTAR GROUP, INC. (0001057352) (Filer)
Annual Report FY 2025
2026-02-26 English
8-K - COSTAR GROUP, INC. (0001057352) (Filer)
Regulatory Filings
2026-02-24 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-02-23 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-02-23 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-02-23 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-02-23 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-02-18 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-02-18 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-02-18 English
4 - COSTAR GROUP, INC. (0001057352) (Filer)
Director's Dealing
2026-02-18 English
8-K Filing
Regulatory Filings
2026-02-13 English
8-K Filing
Regulatory Filings
2026-01-07 English