Form 4: Costar Group Executive Reports Stock Transaction
Insider Transaction (Form 4)
Robin Jack Rossmann, Chief Financial Officer of Costar Group, Inc., reported a transaction in 756 shares of common stock on October 15, 2026.
Summary
- Tax/exercise-price withholding: disposed of 756 Common Stock, par value $0.01 per share at $32.00 ($24,192) on October 15, 2026; holds 85,935 after (Direct).
Sentiment
Score: 5
Explanation: StockSavvy.ai views this as routine: the reported changes are grants, option exercises, tax withholding or similar administrative transactions, which carry limited directional signal.
Insider Transactions
Robin Jack Rossmann — Officer (Chief Financial Officer)
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-10-15 | Tax/exercise-price withholding | Common Stock, par value $0.01 per share | 756 | $32 | $24.2K | 85,935 |
Key Dates
| Date | Description |
|---|---|
| 2026-10-15 | Tax/exercise-price withholding (756 shares) |
Keywords
insider transaction, Form 4, CSGP, COSTAR GROUP, INC., neutral, Robin Jack Rossmann
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