---
schema_version: "secwatch.filing_event.v1"
accession: "0001057352-25-000083"
form_type: "8-K"
ticker: "CSGP"
cik: "0001057352"
company_name: "COSTAR GROUP, INC."
filed_at: "2025-06-27T23:59:59+00:00"
generated_at: "2026-05-18T15:29:11.632994+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# CoStar stockholders approve 2025 Stock Incentive Plan; re-elect all directors

## Summary
- 2025 Stock Incentive Plan approved with 369.3M votes for (97.9% of votes cast); replaces 2016 Plan.
- All eight incumbent directors re-elected; vote totals ranged from 363.6M (Musslewhite) to 377.0M (Glaser).
- Advisory vote on executive compensation approved (202.8M for, 174.3M against) — relatively narrow 53.7% for.
- Stockholder proposal on political spending transparency not approved (124.2M for, 251.4M against).
- Ernst & Young ratified as independent auditor for FY2025 (367.4M for, 18.6M against).

## SEC filing metadata
- accession: 0001057352-25-000083
- form_type: 8-K
- ticker: CSGP
- cik: 0001057352
- company_name: COSTAR GROUP, INC.
- filed_at: 2025-06-27T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 5.07, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1057352/000105735225000083/0001057352-25-000083-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1057352/000105735225000083/csgp-20250626.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001057352-25-000083
- JSON: https://secwatch.observer/filing/0001057352-25-000083.json
- Plain text: https://secwatch.observer/filing/0001057352-25-000083.txt

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