CSGP
COSTAR GROUP, INC.
COSTAR GROUP, INC. (CSGP) has 8 SEC Form 4 filings (9 transaction rows) in the rolling window, disclosed by 1 distinct insider. Most recent filing: Jun 25, 2026.
Insiders have net bought $2.5M over the trailing 6 months. The largest single insider purchase in this window was $2.5M by President and CEO FLORANCE ANDREW C on May 1, 2026.
- Industry:Real Estate - Services
- CEO:Andrew C. Florance
- Employees:8,441
- HQ:Arlington, VA, US
- IPO:1998-07-01
Insider Buying
$2.5M
reported purchases (SEC code P)
Insider Selling
$0
reported sales (SEC code S)
Unique Insiders
1
in the rolling window
Market Cap
$12.0B
latest known value
| Source | ||||||
|---|---|---|---|---|---|---|
FLORANCE ANDREW CFirst filing | President and CEO | Purchase | 71,430 | $2.5M | May 4 | SEC ↗ |
Congress trading CSGP
See timeline →- DRep. Gilbert CisnerosSale$1,001 - $15,0002026-04-14
STOCK Act disclosures are filed up to 45 days after the trade. Amount is a disclosed range, not an exact figure.
Related companies
COSTAR GROUP, INC. is in the Services sector.