Is CoStar Group, Inc. (CSGP) a Buy, Sell, or Hold?
NASDAQ : CSGP
CoStar Group, Inc. — Insider Trades
$28.76 USD
-$0.7 (-2.38%)
- Volume
- 7.15M
- Average Volume
- 7.94M
- Market Capitalization
- $11.65B
- P/E Ratio
- 156.56
- Dividend Yield
- 0.00%
- Price Target
- $40.00
- Year High
- $97.43
- Year Low
- $25.89
- Day High
- —
- Day Low
- —
- Payout Ratio
- $0.00
- Current Ratio
- $2.21
Insider Activity Summary (Last 12 Months)
Insiders Buying
33
Insiders Selling
35
Amount of Insider Selling
$427.77K
CSGP Insider Buying/Selling by Quarter
CSGP Insider Trading History
| Insider Name | Title | Date | Transaction | Cost | Filing Date |
|---|---|---|---|---|---|
| LOWN CHRISTIAN M. | officer: Chief Financial Officer | 2026-07-01 | F-InKind | 29.36 | 2026-07-06 |
| Glaser Rachel C | director | 2026-06-23 | A-Award | 0 | 2026-06-24 |
| BERISFORD JOHN L | director | 2026-06-23 | A-Award | 0 | 2026-06-24 |
| Hill John W | director | 2026-06-23 | A-Award | 0 | 2026-06-24 |
| Brunner Angelique G. | director | 2026-06-23 | A-Award | 0 | 2026-06-24 |
| Musslewhite Robert W | director | 2026-06-23 | A-Award | 0 | 2026-06-24 |
| Sams Louise S | director | 2026-06-23 | A-Award | 0 | 2026-06-24 |
| McCarthy Christine M | director | 2026-06-23 | A-Award | 0 | 2026-06-24 |
| Cann Cynthia Cammett | officer: Chief Accounting Officer | 2026-06-15 | F-InKind | 32.04 | 2026-06-16 |
| FLORANCE ANDREW C | director, officer: President and CEO | 2026-05-01 | P-Purchase | 35.82 | 2026-05-04 |
| FLORANCE ANDREW C | director, officer: President and CEO | 2026-05-01 | P-Purchase | 35.17 | 2026-05-04 |
| McCarthy Christine M | director | 2025-03-25 | 0 | 2026-04-02 | |
| Boxer Gene | officer: General Counsel and Secretary | 2026-03-15 | F-InKind | 43.63 | 2026-03-17 |
| Ruggles Lisa | officer: Senior VP, Global Operations | 2026-03-15 | F-InKind | 43.63 | 2026-03-17 |
| Boxer Gene | officer: General Counsel and Secretary | 2026-03-15 | F-InKind | 43.63 | 2026-03-17 |
| SIMURO FRANK | officer: Chief Technology Officer | 2026-03-15 | F-InKind | 43.63 | 2026-03-17 |
| Banerjee Nana | director: | 2026-03-15 | 0 | 2026-03-17 | |
| DESMARAIS MICHAEL J | officer: Chief Human Resources Officer | 2026-03-15 | F-InKind | 43.63 | 2026-03-17 |
| Cann Cynthia Cammett | officer: Chief Accounting Officer | 2026-03-15 | F-InKind | 43.63 | 2026-03-17 |
| Cann Cynthia Cammett | officer: Chief Accounting Officer | 2026-03-10 | A-Award | 46.34 | 2026-03-11 |
| FLORANCE ANDREW C | director, officer: President and CEO | 2026-03-10 | A-Award | 46.34 | 2026-03-11 |
| LOWN CHRISTIAN M. | officer: Chief Financial Officer | 2026-03-10 | A-Award | 46.34 | 2026-03-11 |
| Boxer Gene | officer: General Counsel and Secretary | 2026-03-10 | A-Award | 46.34 | 2026-03-11 |
| DESMARAIS MICHAEL J | officer: Chief Human Resources Officer | 2026-03-10 | A-Award | 46.34 | 2026-03-11 |
| Sams Louise S | director | 2026-03-06 | P-Purchase | 48.36 | 2026-03-09 |
| LOWN CHRISTIAN M. | officer: Chief Financial Officer | 2026-03-01 | F-InKind | 44.63 | 2026-03-03 |
| LOWN CHRISTIAN M. | officer: Chief Financial Officer | 2026-02-27 | A-Award | 0 | 2026-03-03 |
| SAINT FREDERICK G. | officer: President, Marketplaces | 2026-02-27 | A-Award | 0 | 2026-03-03 |
| FLORANCE ANDREW C | director, officer: President and CEO | 2026-03-01 | F-InKind | 44.63 | 2026-03-03 |
| FLORANCE ANDREW C | director, officer: President and CEO | 2026-02-27 | A-Award | 0 | 2026-03-03 |
| Boxer Gene | officer: General Counsel and Secretary | 2026-03-01 | F-InKind | 44.63 | 2026-03-03 |
| Boxer Gene | officer: General Counsel and Secretary | 2026-02-27 | A-Award | 0 | 2026-03-03 |
| DESMARAIS MICHAEL J | officer: Chief Human Resources Officer | 2026-03-01 | F-InKind | 44.63 | 2026-03-03 |
| DESMARAIS MICHAEL J | officer: Chief Human Resources Officer | 2026-02-27 | A-Award | 0 | 2026-03-03 |
| Cann Cynthia Cammett | officer: Chief Accounting Officer | 2026-03-01 | F-InKind | 44.63 | 2026-03-03 |
| Cann Cynthia Cammett | officer: Chief Accounting Officer | 2026-02-27 | A-Award | 0 | 2026-03-03 |
| Ruggles Lisa | officer: Senior VP, Global Operations | 2026-03-01 | F-InKind | 44.63 | 2026-03-03 |
| Ruggles Lisa | officer: Senior VP, Global Operations | 2026-02-27 | A-Award | 0 | 2026-03-03 |
| SIMURO FRANK | officer: Chief Technology Officer | 2026-03-01 | F-InKind | 44.63 | 2026-03-03 |
| SIMURO FRANK | officer: Chief Technology Officer | 2026-02-27 | A-Award | 0 | 2026-03-03 |
| Glaser Rachel C | director | 2026-03-02 | P-Purchase | 44.94 | 2026-03-03 |
| SAINT FREDERICK G. | officer: President, Marketplaces | 2026-03-02 | P-Purchase | 45.33 | 2026-03-03 |
| SAINT FREDERICK G. | officer: President, Marketplaces | 2026-03-01 | F-InKind | 44.63 | 2026-03-03 |
| FLORANCE ANDREW C | director, officer: President and CEO | 2026-02-27 | P-Purchase | 44.52 | 2026-03-02 |
| SIMURO FRANK | officer: Chief Technology Officer | 2026-02-19 | D-Return | 0 | 2026-02-23 |
| SIMURO FRANK | officer: Chief Technology Officer | 2026-02-19 | F-InKind | 49.07 | 2026-02-23 |
| SAINT FREDERICK G. | officer: President, Marketplaces | 2026-02-19 | D-Return | 0 | 2026-02-23 |
| SAINT FREDERICK G. | officer: President, Marketplaces | 2026-02-19 | F-InKind | 49.07 | 2026-02-23 |
| FLORANCE ANDREW C | director, officer: President and CEO | 2026-02-19 | D-Return | 0 | 2026-02-23 |
| FLORANCE ANDREW C | director, officer: President and CEO | 2026-02-19 | F-InKind | 49.07 | 2026-02-23 |
| Ruggles Lisa | officer: Senior VP, Global Operations | 2026-02-19 | D-Return | 0 | 2026-02-23 |
| Ruggles Lisa | officer: Senior VP, Global Operations | 2026-02-19 | F-InKind | 49.07 | 2026-02-23 |
| SIMURO FRANK | officer: Chief Technology Officer | 2026-02-15 | F-InKind | 44.99 | 2026-02-18 |
| FLORANCE ANDREW C | director, officer: President and CEO | 2026-02-15 | F-InKind | 44.99 | 2026-02-18 |
| Ruggles Lisa | officer: Senior VP, Global Operations | 2026-02-15 | F-InKind | 44.99 | 2026-02-18 |
| SAINT FREDERICK G. | officer: President, Marketplaces | 2026-02-15 | F-InKind | 44.99 | 2026-02-18 |
| Hill John W | director | 2025-11-13 | S-Sale | 68.68 | 2025-11-17 |
| Cann Cynthia Cammett | officer: Chief Accounting Officer | 2025-11-13 | S-Sale | 68.79 | 2025-11-17 |
| McCarthy Christine M | director | 2025-09-09 | A-Award | 0 | 2025-09-11 |
| Sams Louise S | director | 2025-09-09 | A-Award | 0 | 2025-09-11 |
| BERISFORD JOHN L | director | 2025-09-09 | A-Award | 0 | 2025-09-11 |
| Hill John W | director | 2025-09-09 | A-Award | 0 | 2025-09-11 |
| Musslewhite Robert W | director | 2025-09-09 | A-Award | 0 | 2025-09-11 |
| Glaser Rachel C | director | 2025-09-09 | A-Award | 0 | 2025-09-11 |
| Brunner Angelique G. | director | 2025-09-09 | A-Award | 0 | 2025-09-11 |
| SAINT FREDERICK G. | officer: President, Marketplaces | 2025-08-28 | S-Sale | 90.33 | 2025-09-02 |
| Cann Cynthia Cammett | officer: Chief Accounting Officer | 2025-08-01 | F-InKind | 95.19 | 2025-08-05 |
| SAINT FREDERICK G. | officer: President, Marketplaces | 2025-08-01 | F-InKind | 95.19 | 2025-08-05 |
| SAINT FREDERICK G. | officer: President, Marketplaces | 2025-07-28 | S-Sale | 93.23 | 2025-07-29 |
| Cann Cynthia Cammett | officer: Chief Accounting Officer | 2025-07-28 | S-Sale | 92.85 | 2025-07-29 |
| LOWN CHRISTIAN M. | officer: Chief Financial Officer | 2025-07-01 | F-InKind | 80.4 | 2025-07-02 |
| Cann Cynthia Cammett | officer: Chief Accounting Officer | 2025-06-15 | F-InKind | 81.16 | 2025-06-17 |
| SAINT FREDERICK G. | officer: President, Marketplaces | 2025-06-11 | S-Sale | 81.1 | 2025-06-12 |
| Ruggles Lisa | officer: Senior VP, Global Operations | 2025-06-01 | F-InKind | 73.56 | 2025-06-03 |
| BERISFORD JOHN L | 2025-04-06 | 0 | 2025-04-14 | ||
| Glaser Rachel C | 2025-04-06 | 0 | 2025-04-14 | ||
| McCarthy Christine M | 2025-04-06 | 0 | 2025-04-14 | ||
| Ruggles Lisa | officer: Senior VP, Global Operations | 2025-03-15 | F-InKind | 78.73 | 2025-03-18 |
| Cann Cynthia Cammett | officer: Chief Accounting Officer | 2025-03-15 | F-InKind | 78.73 | 2025-03-18 |
| Boxer Gene | officer: General Counsel and Secretary | 2025-03-15 | F-InKind | 78.73 | 2025-03-18 |
| DESMARAIS MICHAEL J | officer: Chief Human Resources Officer | 2025-03-15 | F-InKind | 78.73 | 2025-03-18 |
| SIMURO FRANK | officer: Chief Technology Officer | 2025-03-15 | F-InKind | 78.73 | 2025-03-18 |
| Cann Cynthia Cammett | officer: Chief Accounting Officer | 2025-03-10 | S-Sale | 79.9 | 2025-03-14 |
| Cann Cynthia Cammett | officer: Chief Accounting Officer | 2024-07-31 | S-Sale | 78.2 | 2025-03-14 |
| Cann Cynthia Cammett | officer: Chief Accounting Officer | 2024-11-11 | S-Sale | 76.85 | 2025-03-14 |
| Cann Cynthia Cammett | officer: Chief Accounting Officer | 2025-03-05 | A-Award | 77.81 | 2025-03-07 |
| Boxer Gene | officer: General Counsel and Secretary | 2025-03-05 | A-Award | 77.81 | 2025-03-07 |
| FLORANCE ANDREW C | director, officer: President and CEO | 2025-03-05 | A-Award | 77.81 | 2025-03-07 |
| DESMARAIS MICHAEL J | officer: Chief Human Resources Officer | 2025-03-05 | A-Award | 77.81 | 2025-03-07 |
| Ruggles Lisa | officer: Senior VP, Global Operations | 2025-03-01 | F-InKind | 76.25 | 2025-03-03 |
| DESMARAIS MICHAEL J | officer: Chief Human Resources Officer | 2025-02-27 | A-Award | 0 | 2025-03-03 |
| DESMARAIS MICHAEL J | officer: Chief Human Resources Officer | 2025-03-01 | F-InKind | 76.25 | 2025-03-03 |
| SAINT FREDERICK G. | officer: President, Marketplaces | 2025-03-01 | F-InKind | 76.25 | 2025-03-03 |
| Cann Cynthia Cammett | officer: Chief Accounting Officer | 2025-02-27 | A-Award | 0 | 2025-03-03 |
| Cann Cynthia Cammett | officer: Chief Accounting Officer | 2025-03-01 | F-InKind | 76.25 | 2025-03-03 |
| Boxer Gene | officer: General Counsel and Secretary | 2025-02-27 | A-Award | 0 | 2025-03-03 |
| Boxer Gene | officer: General Counsel and Secretary | 2025-03-01 | F-InKind | 76.25 | 2025-03-03 |
| FLORANCE ANDREW C | director, officer: President and CEO | 2025-03-01 | F-InKind | 76.25 | 2025-03-03 |
| SIMURO FRANK | officer: Chief Technology Officer | 2025-03-01 | F-InKind | 76.25 | 2025-03-03 |
| LOWN CHRISTIAN M. | officer: Chief Financial Officer | 2025-02-20 | A-Award | 0 | 2025-02-24 |