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Market intelligence
CSGPReal Estate

Costar Group, Inc. insider activity

In the last 90 days, 1 corporate insider purchased $2,489,837 of stock on the open market.

SEC-reported filing activity is provided for research purposes and is not investment advice.

90-day C-suite buyers
1
90-day purchase value
$2,489,837
Corporate buyers
1
Latest transaction
Aug 7, 2026

Executive filings

Open-market transaction history

Purchase and sale summaries are ordered by the latest reported transaction date.

Open-market insider purchase and sale transactions
DateInsider nameRoleTypeSharesPriceTotal value
Aug 7, 2026Cynthia Cammett CannChief Accounting OfficerSale4,788$30.78$147,375
Aug 5, 2026John W HillCorporate insiderSale3,500$30.21$105,735
Aug 4, 2026Andrew C FloranceFounder and CEOOpen Market Purchase83,300$29.89$2,489,837