CoStar Group is trading 4.3% down at $31.19 after-hours on November 4, with no clear company-specific catalyst identified.
- Shares closed the regular session at $32.58.
- The November 4 retail forecast projected improved near-term conditions; Q3 earnings and results were announced October 27.
- The broad market was higher during the session, and the decline does not appear to reflect that move.