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CoStar Group General Counsel Acquires ~$1.02M in Stock via Incentive Plan

Low SignificanceMarch 11, 2026 at 5:33:10 PM EDT

COSTAR GROUP, INC.

$CSGP4CIK: 0001057352

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Filing Summary

CoStar Group General Counsel Acquires ~$1.02M in Stock via Incentive Plan

Company: COSTAR GROUP, INC. (CSGP) Form: 4 | Filed: 2026/03/11 Significance: Low

Insider: Boxer Gene Title: General Counsel and Secretary | Relationship: Officer

Transaction: • Type: Grant/Award • Shares: 21,920 • Price: $46.34 • Value: $1,015,773 • Owned After: 95,945

Key Insight: Routine compensation transaction where annual cash incentive was converted to Deferred Stock Units and RSUs.

Market Context: Transaction represents negligible dilution (0.005% of outstanding shares) for this $20.31B market cap company.

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Comprehensive Analysis

SEC Filing Analysis: COSTAR GROUP, INC. (CSGP)

Executive Summary

  • Trading Significance: Low
  • Key Takeaway: General Counsel converts cash incentive to equity, aligning long-term interests with shareholders.
  • Market Impact: Neutral - Routine compensation event with negligible dilution.

Company Information

FieldValue
CompanyCOSTAR GROUP, INC.
Ticker SymbolCSGP
CIK0001057352
IndustryServices-Business Services

Insider Information

FieldValue
NameBoxer Gene
CIK0001758152
Title/PositionGeneral Counsel and Secretary
RelationshipOfficer

Transaction Details

FieldValue
Form Type4
Transaction Date2026-03-10
Transaction CodeA (Grant/Award)
Security TypeCommon Stock
Shares Involved21,920
Price Per Share$46.34 (Conversion Price)
Total Value~$1,015,773
Shares Owned After95,945
Ownership TypeDirect

Financial Impact Assessment

Transaction Materiality

MetricValue
Transaction Value$1,015,773
% of Market Cap0.005%
Shares Transacted21,920
% of Shares Outstanding0.0052%
Post-Transaction Ownership95,945 shares (0.023% of outstanding)
Materiality AssessmentLow

Impact Evaluation

  • Market Cap Context: For a Large Cap company ($20.31B), a $1M transaction is routine operational noise.
  • Dilution Impact: The issuance of 21,920 shares represents 0.0052% of the 419.79M shares outstanding, resulting in virtually zero dilution impact.
  • 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 non-market transaction related to an internal compensation plan (Management Stock Purchase Plan) and does not reflect open market sentiment.

Volume & Sentiment

  • Expected Volume Impact: None.
  • Sentiment Indicator: Neutral.

Additional Context

Transaction Notes

  • Special Circumstances: As noted in Footnote 1, this transaction involves the conversion of the reporting person's annual cash incentive into Deferred Stock Units at $46.34 per unit, alongside an award of Restricted Stock Units (RSUs) vesting over four years.
Topics:#CSGP#CoStarGroup#SECFiling#InsiderTrading#StockCompensation#Form4#CorporateGovernance#StockMarket

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