COSTAR GROUP, INC.

PublicCIK: 1057352

CSGPNASDAQ

Location

ARLINGTON, VA

CANN CYNTHIA CAMMETT

→COSTAR GROUP, INC.

Jun 16, 2026·4d ago

1 txn

MCCARTHY CHRISTINE M

→PROCTER & GAMBLE CO

Jun 10, 2026·Jun 10, 2026

1 txn

FLORANCE ANDREW C

→COSTAR GROUP, INC.

May 4, 2026·May 4, 2026

2 txn

SAMS LOUISE S

→ROLLINS INC

Apr 30, 2026·Apr 30, 2026

1 txn

GLASER RACHEL C

→NEW YORK TIMES CO

Apr 24, 2026·Apr 24, 2026

1 txn

GLASER RACHEL C

→NEW YORK TIMES CO

Apr 20, 2026·Apr 20, 2026

1 txn

RUGGLES LISA

→COSTAR GROUP, INC.

Mar 17, 2026·Mar 17, 2026

1 txn

BOXER GENE

→COSTAR GROUP, INC.

Mar 17, 2026·Mar 17, 2026

1 txn

SIMURO FRANK

→COSTAR GROUP, INC.

Mar 17, 2026·Mar 17, 2026

1 txn

CANN CYNTHIA CAMMETT

→COSTAR GROUP, INC.

Mar 17, 2026·Mar 17, 2026

1 txn

DESMARAIS MICHAEL J

→COSTAR GROUP, INC.

Mar 17, 2026·Mar 17, 2026

1 txn

CANN CYNTHIA CAMMETT

→COSTAR GROUP, INC.

Mar 11, 2026·Mar 11, 2026

1 txn

LOWN CHRISTIAN M.

→COSTAR GROUP, INC.

Mar 11, 2026·Mar 11, 2026

1 txn

BOXER GENE

→COSTAR GROUP, INC.

Mar 11, 2026·Mar 11, 2026

1 txn

DESMARAIS MICHAEL J

→COSTAR GROUP, INC.

Mar 11, 2026·Mar 11, 2026

1 txn

MCCARTHY CHRISTINE M

→PROCTER & GAMBLE CO

Mar 11, 2026·Mar 11, 2026

1 txn

FLORANCE ANDREW C

→COSTAR GROUP, INC.

Mar 11, 2026·Mar 11, 2026

1 txn

SAMS LOUISE S

→COSTAR GROUP, INC.

Mar 9, 2026·Mar 9, 2026

1 txn

DESMARAIS MICHAEL J

→COSTAR GROUP, INC.

Mar 3, 2026·Mar 3, 2026

2 txn

FLORANCE ANDREW C

→COSTAR GROUP, INC.

Mar 3, 2026·Mar 3, 2026

2 txn

SIMURO FRANK

→COSTAR GROUP, INC.

Mar 3, 2026·Mar 3, 2026

2 txn

LOWN CHRISTIAN M.

→COSTAR GROUP, INC.

Mar 3, 2026·Mar 3, 2026

2 txn

SAINT FREDERICK G.

→COSTAR GROUP, INC.

Mar 3, 2026·Mar 3, 2026

2 txn

GLASER RACHEL C

→COSTAR GROUP, INC.

Mar 3, 2026·Mar 3, 2026

1 txn

SAINT FREDERICK G.

→COSTAR GROUP, INC.

Mar 3, 2026·Mar 3, 2026

1 txn

Page 1 of 22 · 533 total

Filer	Form	Target	Filed	Activity
CANN CYNTHIA CAMMETTCIK · 1472762	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Jun 16, 2026 4d ago	1txn
MCCARTHY CHRISTINE MCIK · 1332169	4 Trade	PROCTER & GAMBLE COCIK · 80424	Jun 10, 2026 Jun 10, 2026	1txn
FLORANCE ANDREW CCIK · 1066061	4 Trade	COSTAR GROUP, INC.CIK · 1057352	May 4, 2026 May 4, 2026	2txn
SAMS LOUISE SCIK · 1796961	4 Trade	ROLLINS INCCIK · 84839	Apr 30, 2026 Apr 30, 2026	1txn
GLASER RACHEL CCIK · 1497570	4 Trade	NEW YORK TIMES COCIK · 71691	Apr 24, 2026 Apr 24, 2026	1txn
GLASER RACHEL CCIK · 1497570	4 Trade	NEW YORK TIMES COCIK · 71691	Apr 20, 2026 Apr 20, 2026	1txn
RUGGLES LISACIK · 1717178	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 17, 2026 Mar 17, 2026	1txn
BOXER GENECIK · 1758152	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 17, 2026 Mar 17, 2026	1txn
SIMURO FRANKCIK · 1925960	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 17, 2026 Mar 17, 2026	1txn
CANN CYNTHIA CAMMETTCIK · 1472762	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 17, 2026 Mar 17, 2026	1txn
DESMARAIS MICHAEL JCIK · 1925959	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 17, 2026 Mar 17, 2026	1txn
CANN CYNTHIA CAMMETTCIK · 1472762	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 11, 2026 Mar 11, 2026	1txn
LOWN CHRISTIAN M.CIK · 1701994	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 11, 2026 Mar 11, 2026	1txn
BOXER GENECIK · 1758152	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 11, 2026 Mar 11, 2026	1txn
DESMARAIS MICHAEL JCIK · 1925959	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 11, 2026 Mar 11, 2026	1txn
MCCARTHY CHRISTINE MCIK · 1332169	4 Trade	PROCTER & GAMBLE COCIK · 80424	Mar 11, 2026 Mar 11, 2026	1txn
FLORANCE ANDREW CCIK · 1066061	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 11, 2026 Mar 11, 2026	1txn
SAMS LOUISE SCIK · 1796961	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 9, 2026 Mar 9, 2026	1txn
DESMARAIS MICHAEL JCIK · 1925959	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 3, 2026 Mar 3, 2026	2txn
FLORANCE ANDREW CCIK · 1066061	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 3, 2026 Mar 3, 2026	2txn
SIMURO FRANKCIK · 1925960	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 3, 2026 Mar 3, 2026	2txn
LOWN CHRISTIAN M.CIK · 1701994	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 3, 2026 Mar 3, 2026	2txn
SAINT FREDERICK G.CIK · 1500076	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 3, 2026 Mar 3, 2026	2txn
GLASER RACHEL CCIK · 1497570	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 3, 2026 Mar 3, 2026	1txn
SAINT FREDERICK G.CIK · 1500076	4 Trade	COSTAR GROUP, INC.CIK · 1057352	Mar 3, 2026 Mar 3, 2026	1txn

Page 1 of 22 · 533 total