---
schema_version: "secwatch.filing_event.v1"
accession: "0001057352-23-000072"
form_type: "8-K"
ticker: "CSGP"
cik: "0001057352"
company_name: "COSTAR GROUP, INC."
filed_at: "2023-04-25T23:59:59+00:00"
generated_at: "2026-06-16T15:21:05.282584+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# CoStar Q1 revenue $584M (+13% YoY); net new bookings $80M (+17%); raises FY non-GAAP EPS guidance

## Summary
- Q1 revenue $584M (+13% YoY); net income $87M ($0.21 diluted EPS); non-GAAP EPS $0.29.
- Net new bookings $80M (+17% YoY); Apartments.com net new bookings up 110% YoY; LoopNet up 100%.
- Homes.com traffic reached 27M unique visitors in March, up 41% sequentially from February.
- FY 2023 revenue guidance raised to $2.465B-$2.48B; non-GAAP EPS raised to $1.21-$1.24 (up $0.15).
- Q2 2023 revenue expected $603M-$608M; adjusted EBITDA $118M-$123M; non-GAAP EPS $0.29-$0.30.

## SEC filing metadata
- accession: 0001057352-23-000072
- form_type: 8-K
- ticker: CSGP
- cik: 0001057352
- company_name: COSTAR GROUP, INC.
- filed_at: 2023-04-25T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1057352/000105735223000072/0001057352-23-000072-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1057352/000105735223000072/csgp-20230425.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001057352-23-000072
- JSON: https://secwatch.observer/filing/0001057352-23-000072.json
- Plain text: https://secwatch.observer/filing/0001057352-23-000072.txt

## Key facts
- Earnings Releases
  COSTAR GROUP, INC. reported the full year of 2023 results: revenue $2.465 billion to $2.48 billion, EPS $1.21 to $1.24. Guidance raised.
  - Period: the full year of 2023
  - Revenue: $2.465 billion to $2.48 billion
  - EPS: $1.21 to $1.24
  - Guidance: raised
  - Result: guidance update
  source text: The Company now expects revenue in the range of $2.465 billion to $2.48 billion for the full year of 2023, representing growth of approximately 13% to 14% for the year. The Company expects revenue for the second quarter of 2023 in the range of $603 million to $608 million, representing revenue growth of approximately 13% year-over-year at the midpoint of the range. The Company expects adjusted EBITDA in the range of $505 million to $520 million for the full year of 2023. For the second quarter of 2023, the Company expects adjusted EBITDA in the range of $118 million to $123 million. The Company is raising its full year 2023 non-GAAP net income per diluted share outlook to reflect higher expected rates of return on investments. The new outlook range for non-GAAP net income per diluted share is $1.21 to $1.24 based on 407 million shares, an increase of $0.15 per diluted share compared to the prior outlook. For the second quarter of 2023, the Company expects non-GAAP net income per dilute
  evidence_url: https://www.sec.gov/Archives/edgar/data/1057352/000105735223000072/0001057352-23-000072-index.htm
- Earnings Releases
  COSTAR GROUP, INC. reported the quarter ended March 31, 2023 results: revenue $584 million, net income $87 million, EPS $0.21.
  - Period: the quarter ended March 31, 2023
  - Revenue: $584 million
  - Net income: $87 million
  - EPS: $0.21
  - Result: reported results
  source text: WASHINGTON – April 25, 2023 - 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, 2023 was $584 million, an increase of 13% over revenue of $516 million for the quarter ended March 31, 2022. Net income was $87 million and net income per diluted share was $0.21 for the first quarter of 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1057352/000105735223000072/0001057352-23-000072-index.htm

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