---
schema_version: "secwatch.filing_event.v1"
accession: "0001057352-24-000084"
form_type: "8-K"
ticker: "CSGP"
cik: "0001057352"
company_name: "COSTAR GROUP, INC."
filed_at: "2024-07-11T23:59:59+00:00"
generated_at: "2026-05-31T21:40:26.543345+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# CoStar names Cyndi Eakin CAO, Rich Simonelli as Head of Investor Relations

## Summary
- Cyndi Eakin appointed CAO effective July 8, 2024; reports to CFO Chris Lown.
- Eakin receives $750k restricted stock award vesting over 4 years.
- Rich Simonelli returns as Head of IR from Compass; previously CoStar VP IR for 9 years.
- Simonelli replaces Eakin, who had been SVP of IR; both roles report to CFO.

## SEC filing metadata
- accession: 0001057352-24-000084
- form_type: 8-K
- ticker: CSGP
- cik: 0001057352
- company_name: COSTAR GROUP, INC.
- filed_at: 2024-07-11T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1057352/000105735224000084/0001057352-24-000084-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1057352/000105735224000084/csgp-20240708.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001057352-24-000084
- JSON: https://secwatch.observer/filing/0001057352-24-000084.json
- Plain text: https://secwatch.observer/filing/0001057352-24-000084.txt

## Key facts
- Executive change
  Cynthia Eakin was appointed as Chief Accounting Officer at COSTAR GROUP, INC..
  - Action: appointed
  - Role: Chief Accounting Officer
  source text: On July 8, 2024, the Board of Directors of CoStar Group, Inc. (“CoStar” or the “Company”) appointed Cynthia Eakin as Chief Accounting Officer of the Company, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1057352/000105735224000084/0001057352-24-000084-index.htm

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