CSGP insider buying
Every open-market purchase of Costar Group, Inc. (CSGP) stock by its officers, directors and major shareholders, from SEC Form 4 filings.
Bought, last 12 months$8.48M
Insiders buying (12m)4
Purchases on record6
Last purchase filedAug 5, 2026
In the last 12 months, 4 insiders of Costar Group, Inc. bought $8.48M of CSGP stock on the open market in 6 reported purchases. The most recent was filed on Aug 5, 2026: Florance Andrew C (Founder and CEO, Director) bought 83,300 shares at $29.89, worth $2.49M. The largest purchase on record here is $2.51M by Florance Andrew C on May 1, 2026.
Get the next CSGP insider buy on TelegramFree daily recap of the biggest insider purchases, straight from SEC filings. Real-time alerts for Premium members.
Join free on TelegramAll CSGP insider purchases
| Filed | Insider | Value | Shares | Price | Stake | Trade | |
|---|---|---|---|---|---|---|---|
| Aug 5 | Florance Andrew CFounder and CEO, Director | $2.49M | 83,300 | $29.89 | +5% | Aug 4 | SEC |
| May 4 | Florance Andrew CPresident and CEO, Director | $2.51M | 71,430 | $35.20 | +4% | May 1 | SEC |
| Mar 9 | Sams Louise SDirector | $48.36K | 1,000 | $48.36 | +5% | Mar 6 | SEC |
| Mar 3 | Saint Frederick G.President, Marketplaces | $906.60K | 20,000 | $45.33 | +8% | Mar 2 | SEC |
| Mar 3 | Glaser Rachel CDirector | $44.94K | 1,000 | $44.94 | +32% | Mar 2 | SEC |
| Mar 2 | Florance Andrew CPresident and CEO, Director | $2.48M | 55,720 | $44.52 | +4% | Feb 27 | SEC |