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 |
| 2020-08-12 Sale | 2020-08-13 4:31 pm | COSTAR GROUP INC. | CSGP | Linnington Matthew Executive VP, Sales | 2,419 | $826.32 | $1,998,868 | 19,766 (Direct) | View |
| 2019-07-31 Sale | 2019-08-01 4:31 pm | COSTAR GROUP INC. | CSGP | Linnington Matthew Executive VP, Sales | 14,651 | $617.39 | $9,045,381 | 29,572 (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 |
| 2020-03-31 Tax Withholding | 2020-04-02 6:12 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Linnington Matthew Executive VP, Sales | 1,051 | $599.99 | 22,185 (Direct) | View |
| 2020-02-29 Tax Withholding | 2020-03-03 7:18 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Linnington Matthew Executive VP, Sales | 2,403 | $667.59 | 23,236 (Direct) | View |
| 2020-02-15 Tax Withholding | 2020-02-19 5:47 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Linnington Matthew Executive VP, Sales | 326 | $731.37 | 25,639 (Direct) | View |
| 2020-02-06 Option Award | 2020-02-10 5:22 pm | N/A 2030-02-05 | COSTAR GROUP INC. | CSGP | Linnington Matthew Executive VP, Sales | 7,060 | $0 | 28,865 (Direct) | View |
| 2019-07-31 Exercise | 2019-08-01 4:31 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Linnington Matthew Executive VP, Sales | 2,000 | $342.13 | 29,572 (Direct) | View |
| 2019-07-31 Exercise | 2019-08-01 4:31 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Linnington Matthew Executive VP, Sales | 3,500 | $182.75 | 29,572 (Direct) | View |
| 2019-07-31 Exercise | 2019-08-01 4:31 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Linnington Matthew Executive VP, Sales | 7,533 | $204.91 | 29,572 (Direct) | View |
| 2019-07-31 Exercise | 2019-08-01 4:31 pm | N/A 2026-03-10 | COSTAR GROUP INC. | CSGP | Linnington Matthew Executive VP, Sales | 13,033 | $0 | 29,572 (Direct) | View |
| 2019-06-02 Option Award | 2019-06-03 5:51 pm | N/A N/A | COSTAR GROUP INC | CSGP | Linnington Matthew Executive VP, Sales | 1 | $0 | 23,423 (Direct) | View |