Skip to main content

CSGP

Insider Trading

CoStar Group

Real Estate / Real Estate Services

Recent Insider Transactions

Source: SEC Form 4 filings. Updated daily. Transaction codes: P = Open-Market Purchase, S = Open-Market Sale, F = Tax Withholding, A = Award, M = Option Exercise.

DateReporterTypeSharesPriceTotal Value
May 4, 2026
FLORANCE ANDREW C
President and CEO
POpen-Market Purchase
71,430$35.20$2.5M
Mar 17, 2026
Boxer Gene
General Counsel and Secretary
FTax Withholding
428$43.63$19K
Mar 17, 2026
Cann Cynthia Cammett
Chief Accounting Officer
FTax Withholding
1,194$43.63$52K
Mar 17, 2026
SIMURO FRANK
Chief Technology Officer
FTax Withholding
11,107$43.63$485K
Mar 17, 2026
Boxer Gene
General Counsel and Secretary
FTax Withholding
482$43.63$21K
Mar 17, 2026
Ruggles Lisa
Senior VP, Global Operations
FTax Withholding
2,977$43.63$130K
Mar 17, 2026
DESMARAIS MICHAEL J
Chief Human Resources Officer
FTax Withholding
2,873$43.63$125K
Mar 3, 2026
Cann Cynthia Cammett
Chief Accounting Officer
FTax Withholding
1,385$44.63$62K
Mar 3, 2026
SAINT FREDERICK G.
President, Marketplaces
AAward
39,652$0.00$0.00
Mar 3, 2026
SIMURO FRANK
Chief Technology Officer
FTax Withholding
18,702$44.63$835K
Mar 3, 2026
DESMARAIS MICHAEL J
Chief Human Resources Officer
FTax Withholding
6,353$44.63$284K
Mar 3, 2026
Ruggles Lisa
Senior VP, Global Operations
FTax Withholding
8,931$44.63$399K
Mar 3, 2026
LOWN CHRISTIAN M.
Chief Financial Officer
FTax Withholding
7,175$44.63$320K
Mar 3, 2026
Boxer Gene
General Counsel and Secretary
FTax Withholding
4,547$44.63$203K
Mar 3, 2026
FLORANCE ANDREW C
President and CEO
FTax Withholding
59,593$44.63$2.7M
Mar 3, 2026
Glaser Rachel C
POpen-Market Purchase
1,000$44.94$45K

Get CSGP insider alerts in your inbox

The Filing Cabinet tracks SEC Form 4 filings for every S&P 500 company and delivers a free daily digest of the most significant insider trades.