Costar (CSGP)8-K

Reg FD Disclosure; Financial Statements

Aug 21
Costar (CSGP)4

Cann Cynthia Cammett sold 4,788 shares at $30.78 on 2026-08-07

Aug 11
Costar (CSGP)4

Hill John W sold 3,500 shares at $30.21 on 2026-08-05

Aug 11
Costar (CSGP)144

Hill John W plans to sell 3,500 Common Stock ($106.1K)

Aug 5
Costar (CSGP)4

FLORANCE ANDREW C bought 83,300 shares at $29.89 on 2026-08-04

Aug 5
Costar (CSGP)4

Rossmann Robin Jack bought 34,771 shares at $0.00 on 2026-07-31

Aug 5
Costar (CSGP)4

Cann Cynthia Cammett sold 1,077 shares at $28.76 on 2026-08-01; Cann Cynthia Cammett bought 26,078 shares at $0.00 on 2026-07-31

Aug 5
Costar (CSGP)4

SAINT FREDERICK G. sold 1,436 shares at $28.76 on 2026-08-01

Aug 5
Costar (CSGP)3

Rossmann Robin Jack initial ownership report (2 holdings)

Aug 5
Costar (CSGP)10-Q

Quarterly Report · ended 2026-06-30 · Rev $925.0M, NI $55.0M

Jul 30
Costar (CSGP)8-K

Earnings Release; Financial Statements

Jul 29
Costar (CSGP)8-K

Executive Change; Reg FD Disclosure; Financial Statements

Jul 14
Costar (CSGP)4

LOWN CHRISTIAN M. sold 5,597 shares of Common Stock, par value $0.01 per share at $29.36 on 2026-07-01

Jul 7
Costar (CSGP)8-K

8-K current report

Jun 25
Costar (CSGP)4

Glaser Rachel C bought 8,262 shares of Common Stock, par value $0.01 per share at $N/A on 2026-06-23

Jun 25
Costar (CSGP)4

BERISFORD JOHN L bought 8,262 shares of Common Stock, par value $0.01 per share at $N/A on 2026-06-23

Jun 25
Costar (CSGP)4

Hill John W bought 8,262 shares of Common Stock, par value $0.01 per share at $N/A on 2026-06-23

Jun 25
Costar (CSGP)4

Brunner Angelique G. bought 8,262 shares of Common Stock, par value $0.01 per share at $N/A on 2026-06-23

Jun 25
Costar (CSGP)4

Musslewhite Robert W bought 8,262 shares of Common Stock, par value $0.01 per share at $N/A on 2026-06-23

Jun 25
Costar (CSGP)4

Sams Louise S bought 8,262 shares of Common Stock, par value $0.01 per share at $N/A on 2026-06-23

Jun 25