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SEC insider activity covers quarterly filings through June 30, 2026. Later filings are not included. Reported roles do not establish current employment or current holdings. SEC filing documents, sections and filing-text search cover filings dated January 1, 2000 onward. Earlier filings are deferred until after launch.
Also known as: COSTAR GROUP, INC., COSTAR GROUP, INC.
Firm Income Reported for This Client
$620K
Not substituted for client expenses
Contract Awards
$8.7M
102 awards
SEC Insider
$783.3M
1,328 transactions
Summary
COSTAR GROUP, INC. (CSGP) is an organization. Its political footprint includes $620K in lobbying-firm income reported for this client, $8.7 million in government contracts. Lobbying activity focuses on Real Estate/Land Use/Conservation. Their largest government contract source is General Services Administration at $4.4 million. Political activity spans from 2007 to 2026.
These are different money flows and are not added together: contributions and lobbying expenses flow out, while contract awards flow to the organization.
Insider Trading
33 insiders
Political Money Flow
Government agencies → COSTAR GROUP, INC. (contracts) → political recipients & lobbying. Hover for details.
SEC filings: SEC EDGAR
Activity data: USAspending.gov · SEC EDGAR