Insider Buying and Selling - CSGP

Transaction	Filed	Name	Type	Shares @ Price	Value	Balance change		Ownership
05/01/2026	05/04/2026	Florance Andrew C President and CEO CEO Director	Buy	71,430 @ $35.20	$2,514,208.10	1,722,865	(4.33%)	Direct
03/06/2026	03/09/2026	Sams Louise S Director	Buy	1,000 @ $48.36	$48,360.00	20,409	(5.15%)	Direct
03/02/2026	03/03/2026	Glaser Rachel C Director	Buy	1,000 @ $44.94	$44,940.00	4,157	(31.68%)	Direct
03/02/2026	03/03/2026	Saint Frederick G. President, Marketplaces Officer	Buy	20,000 @ $45.33	$906,600.00	279,851	(7.70%)	Direct
02/27/2026	03/02/2026	Florance Andrew C President and CEO CEO Director	Buy	55,720 @ $44.52	$2,480,654.40	1,586,866	(3.64%)	Direct
11/13/2025	11/17/2025	Cann Cynthia Cammett Chief Accounting Officer Officer	Sell	-1,841 @ $68.79	($126,642.39)	23,211	(-7.35%)	Direct
11/13/2025	11/17/2025	Hill John W Director	Sell	-2,250 @ $68.68	($154,530.00)	18,231	(-10.99%)	Direct
08/28/2025	09/02/2025	Saint Frederick G. President, Marketplaces Officer	Sell	-25,000 @ $90.33	($2,258,250.00)	293,103	(-7.86%)	Direct
07/28/2025	07/29/2025	Cann Cynthia Cammett Chief Accounting Officer Officer	Sell	-2,033 @ $92.85	($188,764.05)	25,771	(-7.31%)	Direct
07/28/2025	07/29/2025	Saint Frederick G. President, Marketplaces Officer	Sell	-25,000 @ $93.23	($2,330,750.00)	319,539	(-7.26%)	Direct

Costar Group, Inc. - CSGP