CoStar CFO Receives $568K Stock Award via Incentive Plan
COSTAR GROUP, INC.
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Filing Summary
CoStar CFO Receives $568K Stock Award via Incentive Plan
Company: COSTAR GROUP, INC. (CSGP) Form: 4 | Filed: 2026-03-11 Significance: Low
Insider: LOWN CHRISTIAN M. Title: Chief Financial Officer | Relationship: Officer
Transaction: • Type: Grant (Award) • Shares: 12,268 • Price: $46.34 (Conversion Basis) • Value: $568,499 • Owned After: 135,250
Key Insight: Routine compensation transaction where cash incentives were converted to Deferred Stock Units and Restricted Stock Units.
Market Context: Transaction represents a negligible fraction (<0.01%) of the company's $20.31B market cap.
Comprehensive Analysis
SEC Filing Analysis: COSTAR GROUP, INC. (CSGP)
Executive Summary
- Trading Significance: Low
- Key Takeaway: CFO Christian Lown acquires shares through a routine management stock purchase plan conversion.
- Market Impact: Neutral - Transaction is compensation-related and immaterial relative to market capitalization.
Company Information
| Field | Value |
|---|---|
| Company | COSTAR GROUP, INC. |
| Ticker Symbol | CSGP |
| CIK | 0001057352 |
| Industry | Services-Business Services |
Insider Information
| Field | Value |
|---|---|
| Name | LOWN CHRISTIAN M. |
| CIK | 0001701994 |
| Title/Position | Chief Financial Officer |
| Relationship | Officer |
Transaction Details
| Field | Value |
|---|---|
| Form Type | 4 |
| Transaction Date | 2026-03-10 |
| Transaction Code | A (Grant/Award) |
| Security Type | Common Stock |
| Shares Involved | 12,268 |
| Price Per Share | $46.34 (Conversion Basis) |
| Total Value | $568,499 |
| Shares Owned After | 135,250 |
| Ownership Type | Direct |
Financial Impact Assessment
Transaction Materiality
| Metric | Value |
|---|---|
| Transaction Value | $568,499 |
| % of Market Cap | 0.0028% |
| Shares Transacted | 12,268 |
| % of Shares Outstanding | 0.0029% |
| Post-Transaction Ownership | 135,250 (0.032% of outstanding) |
| Materiality Assessment | Low |
Impact Evaluation
- Market Cap Context: With a market cap of $20.31 billion, a $568k transaction is financially immaterial to the broader market.
- Ownership Concentration: The insider holds approximately 0.03% of the company, a standard level for a non-founder executive.
- Dilution Impact: The grant represents roughly 0.003% of shares outstanding, resulting in negligible dilution for existing shareholders.
- Transaction Significance: The transaction falls well below the 0.1% threshold for market significance.
Market Impact Analysis
Stock Impact Prediction
- Direction: Neutral
- Reasoning: This is a scheduled compensation event (Management Stock Purchase Plan) rather than an open-market purchase indicating sentiment.
Volume & Sentiment
- Expected Volume Impact: None.
- Sentiment Indicator: Neutral.
Additional Context
Transaction Notes
- Special Circumstances: According to Footnote F1, this transaction involves the conversion of annual cash incentives into Deferred Stock Units and an award of Restricted Stock Units vesting over four years.
- Timing: Filed promptly on 2026-03-11 following the 2026-03-10 transaction date.
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Important Disclaimer
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