Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2023-06-07 Sale | 2023-06-09 4:05 pm | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 30,000 | $80.24 | $2,407,200 | 237,887 (Direct) | View |
| 2021-03-23 Sale | 2021-03-25 4:21 pm | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 7,834 | $831.7 | $6,515,538 | 24,157 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2024-03-01 Tax Withholding | 2024-03-05 4:34 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 6,351 | $87.03 | 285,356 (Direct) | View |
| 2024-02-22 Disposition | 2024-02-26 8:10 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 8,000 | $0 | 308,707 (Direct) | View |
| 2024-02-22 Tax Withholding | 2024-02-26 8:10 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 4,881 | $83.98 | 308,707 (Direct) | View |
| 2024-02-22 Option Award | 2024-02-26 8:10 pm | N/A 2034-02-21 | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 86,160 | $0 | 308,707 (Direct) | View |
| 2024-02-15 Tax Withholding | 2024-02-20 5:04 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 2,349 | $82.32 | 235,428 (Direct) | View |
| 2023-03-15 Tax Withholding | 2023-03-17 5:31 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 10,743 | $67.62 | 267,887 (Direct) | View |
| 2023-03-01 Tax Withholding | 2023-03-03 5:57 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 6,388 | $70.66 | 283,014 (Direct) | View |
| 2023-02-14 Disposition | 2023-02-16 7:42 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 14,279 | $0 | 301,702 (Direct) | View |
| 2023-02-15 Tax Withholding | 2023-02-16 7:42 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 2,259 | $76.78 | 301,702 (Direct) | View |
| 2023-02-14 Option Award | 2023-02-16 7:42 pm | N/A 2033-02-13 | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 60,120 | $0 | 301,702 (Direct) | View |
| 2022-03-01 Tax Withholding | 2022-03-03 5:00 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 3,157 | $61.01 | 258,120 (Direct) | View |
| 2022-02-16 Tax Withholding | 2022-02-18 6:58 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 11,933 | $67.69 | 283,877 (Direct) | View |
| 2022-02-16 Disposition | 2022-02-18 6:58 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 7,141 | $0 | 283,877 (Direct) | View |
| 2022-02-15 Tax Withholding | 2022-02-18 6:58 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 5,759 | $65.99 | 283,877 (Direct) | View |
| 2022-02-16 Option Award | 2022-02-18 6:58 pm | N/A 2032-02-15 | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 67,140 | $0 | 283,877 (Direct) | View |
| 2021-03-23 Exercise | 2021-03-25 4:21 pm | N/A 2027-03-01 | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 7,834 | $0 | 24,157 (Direct) | View |
| 2021-03-23 Exercise | 2021-03-25 4:21 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 5,067 | $342.13 | 24,157 (Direct) | View |
| 2021-03-23 Exercise | 2021-03-25 4:21 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 2,767 | $204.91 | 24,157 (Direct) | View |
| 2021-02-28 Disposition | 2021-03-02 4:25 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 200 | $0 | 24,157 (Direct) | View |
| 2021-02-28 Tax Withholding | 2021-03-02 4:25 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 1,578 | $823.76 | 24,157 (Direct) | View |
| 2021-02-18 Option Award | 2021-02-19 5:17 pm | N/A 2031-02-17 | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 6,400 | $0 | 27,835 (Direct) | View |
| 2021-02-15 Tax Withholding | 2021-02-17 4:26 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 641 | $939.76 | 21,435 (Direct) | View |
Ownership | 2020-10-05 4:20 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 0 | $0 | 37,710 (Direct) | View |