COSTAR GROUP, INC. (CSGP) — Insider Trading
Insider trading activity for COSTAR GROUP, INC. sourced from SEC EDGAR Form 4 filings.
Overview
- Total insider trades: 12
- Last trade date: Oct 16, 2026
- Ticker: CSGP
Top Insiders
- Brunner Angelique G. — 1 trades, buy: $0, sell: $0
- Glaser Rachel C — 1 trades, buy: $0, sell: $0
- McCarthy Christine M — 1 trades, buy: $0, sell: $0
- Sams Louise S — 1 trades, buy: $0, sell: $0
- BERISFORD JOHN L — 1 trades, buy: $0, sell: $0
Recent Trades
| Date | Insider | Ticker / Company | Type | Shares | Value |
|---|---|---|---|---|---|
| Oct 15, 2026 | Rossmann Robin Jack | CSGP COSTAR GROUP, INC. | OTHER | 756 | $24K |
| Jul 1, 2026 | LOWN CHRISTIAN M. | CSGP COSTAR GROUP, INC. | OTHER | 5,597 | $164K |
| Jun 23, 2026 | Hill John W | CSGP COSTAR GROUP, INC. | OTHER | 8,262 | N/A |
| Jun 23, 2026 | Musslewhite Robert W | CSGP COSTAR GROUP, INC. | OTHER | 8,262 | N/A |
| Jun 23, 2026 | BERISFORD JOHN L | CSGP COSTAR GROUP, INC. | OTHER | 8,262 | N/A |
| Jun 23, 2026 | Glaser Rachel C | CSGP COSTAR GROUP, INC. | OTHER | 8,262 | N/A |
| Jun 23, 2026 | McCarthy Christine M | CSGP COSTAR GROUP, INC. | OTHER | 8,262 | N/A |
| Jun 23, 2026 | Brunner Angelique G. | CSGP COSTAR GROUP, INC. | OTHER | 8,262 | N/A |
| Jun 23, 2026 | Sams Louise S | CSGP COSTAR GROUP, INC. | OTHER | 8,262 | N/A |
| Jun 15, 2026 | Cann Cynthia Cammett | CSGP COSTAR GROUP, INC. | OTHER | 461 | $15K |
| May 1, 2026 | FLORANCE ANDREW C | CSGP COSTAR GROUP, INC. | BUY | 3,100 | $111K |
| May 1, 2026 | FLORANCE ANDREW C | CSGP COSTAR GROUP, INC. | BUY | 68,330 | $2.4M |