TOP TIERMARKET NEWSWIRE
SEC Form 4 history

COSTAR GROUP INC (CSGP) insider trades

COSTAR GROUP INC (CSGP) insider trading activity (SEC Form 4). Over the trailing 90 days, CSGP insiders filed 1 purchases totalling $2.5M and 0 sales totalling $0 — net BUYING of $2.5M. Most recent filing: Aug 5, 2026. Insider transactions are a Pro-tier alertable signal in the live Top Tier Newswire terminal — Form 4 filings reach the wire within minutes of acceptance by the SEC. Data shown publicly here is delayed 4 hours.

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Buys (90d)
1
$2.5M
Sells (90d)
0
$0
Net (90d)
+$2.5M
net buying
Most recent
Aug 5, 2026

Recent transactions

FiledInsiderRoleTypeSharesPriceValue
Aug 5, 2026Florance Andrew CFounder, CEOP Purchase$29.89$2.5Mfiling