---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-24-107185"
form_type: "8-K"
ticker: "CSGP"
cik: "0001057352"
company_name: "COSTAR GROUP, INC."
filed_at: "2024-04-23T23:59:59+00:00"
generated_at: "2026-06-03T11:14:53.425547+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# CoStar Q1 revenue up 12% to $656M; Homes.com bookings $39M, record net new bookings $86M; raises FY guidance

## Summary
- Q1 revenue $656M (+12% YoY); GAAP net income $7M ($0.02 EPS), non-GAAP net income $42M ($0.10 EPS).
- Net new bookings record $86M, including $39M from Homes.com memberships launched Feb 12, 2024.
- Residential Network traffic 156M monthly unique visitors in March; unaided brand awareness up from 4% to 24%.
- FY2024 revenue guidance raised to $2.76-2.77B; adjusted EBITDA guidance raised to $185-205M (up $15M midpoint).
- Apartments.com and CoStar both crossed $1B annualized run-rate revenue in Q1.

## SEC filing metadata
- accession: 0001193125-24-107185
- form_type: 8-K
- ticker: CSGP
- cik: 0001057352
- company_name: COSTAR GROUP, INC.
- filed_at: 2024-04-23T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1057352/000119312524107185/0001193125-24-107185-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1057352/000119312524107185/d827733d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-24-107185
- JSON: https://secwatch.observer/filing/0001193125-24-107185.json
- Plain text: https://secwatch.observer/filing/0001193125-24-107185.txt

## Key facts
- Earnings Releases
  COSTAR GROUP, INC. reported the quarter ended March 31, 2024 results: revenue $656 million, net income $7 million, EPS $0.02. Guidance raised.
  - Period: the quarter ended March 31, 2024
  - Revenue: $656 million
  - Net income: $7 million
  - EPS: $0.02
  - Guidance: raised
  - Result: reported results
  source text: CoStar Group, Inc. (NASDAQ: CSGP), a leading provider of online real estate marketplaces, information and analytics in the property markets, announced today that revenue for the quarter ended March 31, 2024 was $656 million, up 12% over revenue of $584 million for the quarter ended March 31, 2023. Net income was $7 million in the first quarter and net income per diluted share was $0.02 for the first quarter of 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1057352/000119312524107185/0001193125-24-107185-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.