S&P 500

CSGP

CoStar Group, Inc.

latest move

+7.49%

2026-08-19

2 sessions · 2026-08-13 → 2026-08-19 · avg 7.92% · largest 8.36%

CoStar Group, Inc. is a provider of commercial real estate data, analytics, and online property marketplaces. The company operates high-margin SaaS subscription products and digital marketplaces.

Price history

stitched from the price window carried by each report

Every session it moved

newest first

2026-08-19Bullish

+7.49%24 hours change

Shares surged on analyst re-ratings highlighting margin expansion, cost cuts at Homes.com, leadership changes, and CEO stock purchases.

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2026-08-13Bullish

+8.36%24 hours change

Shares rose due to a $2.49M CEO stock purchase, upgraded real estate forecasts, and strong Q2 earnings showing margin expansion.

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