CoStar Group is trading at $29.18, down 8.8%, as weaker bookings overshadow its Q3 beat. - Q3 results released October 27 showed revenue of $952 million and adjusted EPS of $0.38 beating estimates; annualized net new bookings fell to $37 million from $84 million a year earlier. - Management cited economic headwinds and slower sales-force growth; revenue excluding Zonda was below its guidance midpoint, despite raised full-year profit guidance. - The decline continued October 28 after a 5.01% prior-session fall; broader markets rose modestly. Volume information was unavailable.