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 |
| 2024-12-10 Sale | 2024-12-12 4:16 pm | COSTAR GROUP INC. | CSGP | Hill John W Director | 2,735 | $76.76 | $209,939 | 17,304 (Direct) | View |
| 2024-11-27 Sale | 2024-12-02 4:55 pm | COSTAR GROUP INC. | CSGP | NASSETTA CHRISTOPHER J Director | 1,681 | $80.39 | $135,136 | 275,715 (Indirect Direct) | View |
| 2024-11-26 Sale | 2024-11-27 6:33 pm | COSTAR GROUP INC. | CSGP | DESMARAIS MICHAEL J Chief Human Resources Officer | 5,500 | $79.88 | $439,340 | 58,798 (Direct) | View |
| 2024-10-25 Sale | 2024-10-28 5:14 pm | COSTAR GROUP INC. | CSGP | KLEIN MICHAEL R Director | 71,633 | $74.69 | $5,350,269 | 1,913,501 (Direct) | View |
| 2024-10-25 Purchase | 2024-10-28 5:13 pm | COSTAR GROUP INC. | CSGP | FLORANCE ANDREW C President and CEO | 14,731 | $74.67 | $1,099,966 | 1,263,098 (Direct) | View |
| 2024-07-30 Sale | 2024-08-01 4:13 pm | COSTAR GROUP INC. | CSGP | Hill John W Director | 1,325 | $78.16 | $103,562 | 16,545 (Direct) | View |
| 2024-05-16 Sale | 2024-05-17 4:08 pm | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 2,500 | $88.43 | $221,075 | 282,856 (Direct) | View |
| 2024-05-09 Sale | 2024-05-10 4:11 pm | COSTAR GROUP INC. | CSGP | Ruggles Lisa Senior VP, Global Operations | 20,000 | $91.15 | $1,823,000 | 172,616 (Direct) | View |
| 2024-04-26 Sale | 2024-04-30 4:13 pm | COSTAR GROUP INC. | CSGP | DESMARAIS MICHAEL J Chief Human Resources Officer | 3,800 | $92.67 | $352,146 | 64,087 (Direct) | View |
| 2024-04-26 Sale | 2024-04-30 4:13 pm | COSTAR GROUP INC. | CSGP | Wheeler Scott T Chief Financial Officer | 122,736 | $92.61 | $11,366,581 | 334,352 (Indirect 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 |
| 2024-12-10 Gift | 2024-12-12 4:16 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Hill John W Director | 195 | $0 | 17,304 (Direct) | View |
| 2024-12-10 Gift | 2024-12-12 4:16 pm | N/A N/A | COSTAR GROUP INC. | CSGP | KLEIN MICHAEL R Director | 64,909 | $0 | 1,848,592 (Direct) | View |
| 2024-10-25 Gift | 2024-10-28 5:14 pm | N/A N/A | COSTAR GROUP INC. | CSGP | KLEIN MICHAEL R Director | 5,872 | $0 | 1,913,501 (Direct) | View |
| 2024-07-17 Option Award | 2024-08-05 4:14 pm | N/A N/A | COSTAR GROUP INC. | CSGP | KLEIN MICHAEL R Director | 3,781 | $0 | 1,991,006 (Direct) | View |
| 2024-07-17 Option Award | 2024-08-05 4:14 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Brunner Angelique G. Director | 3,491 | $0 | 7,023 (Direct) | View |
| 2024-07-17 Option Award | 2024-08-05 4:13 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Sams Louise S Director | 3,491 | $0 | 16,118 (Direct) | View |
| 2024-07-17 Option Award | 2024-08-05 4:13 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Musslewhite Robert W Director | 3,293 | $0 | 15,156 (Direct) | View |
| 2024-07-17 Option Award | 2024-08-05 4:13 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Kaplan Laura Cox Director | 3,452 | $0 | 17,835 (Direct) | View |
| 2024-07-17 Option Award | 2024-08-05 4:13 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Hill John W Director | 3,689 | $0 | 20,234 (Direct) | View |
| 2024-07-17 Option Award | 2024-08-05 4:12 pm | N/A N/A | COSTAR GROUP INC. | CSGP | NASSETTA CHRISTOPHER J Director | 3,781 | $0 | 277,396 (Direct) | View |
| 2024-07-26 Option Award | 2024-07-30 4:12 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Cann Cynthia Cammett Chief Accounting Officer | 9,553 | $0 | 28,995 (Direct) | View |
| 2024-07-26 Option Award | 2024-07-30 4:12 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SAINT FREDERICK G. President, Marketplaces | 12,738 | $0 | 295,594 (Direct) | View |
| 2024-07-27 Gift | 2024-07-30 4:11 pm | N/A N/A | COSTAR GROUP INC. | CSGP | KLEIN MICHAEL R Director | 16,500 | $0 | 1,987,225 (Direct) | View |
Ownership | 2024-07-18 4:07 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Cann Cynthia Cammett Chief Accounting Officer | 0 | $0 | 19,442 (Direct) | View |
| 2024-07-01 Option Award | 2024-07-03 4:12 pm | N/A N/A | COSTAR GROUP INC. | CSGP | LOWN CHRISTIAN M. Chief Financial Officer | 33,839 | $0 | 33,839 (Direct) | View |
Ownership | 2024-07-03 4:10 pm | N/A N/A | COSTAR GROUP INC. | CSGP | LOWN CHRISTIAN M. Chief Financial Officer | 0 | $0 | 0 (Direct) | View |
| 2024-06-01 Tax Withholding | 2024-06-04 4:11 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Ruggles Lisa Senior VP, Global Operations | 11 | $78.17 | 172,605 (Direct) | View |
| 2024-05-07 Gift | 2024-05-09 4:16 pm | N/A N/A | COSTAR GROUP INC. | CSGP | NASSETTA CHRISTOPHER J Director | 92,000 | $0 | 273,615 (Direct) | View |
| 2024-04-26 Exercise | 2024-04-30 4:13 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Wheeler Scott T Chief Financial Officer | 42,670 | $39.82 | 334,352 (Direct) | View |
| 2024-04-26 Exercise | 2024-04-30 4:13 pm | N/A 2029-02-06 | COSTAR GROUP INC. | CSGP | Wheeler Scott T Chief Financial Officer | 122,736 | $0 | 334,352 (Direct) | View |
| 2024-04-26 Exercise | 2024-04-30 4:13 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Wheeler Scott T Chief Financial Officer | 21,933 | $67.29 | 334,352 (Direct) | View |
| 2024-04-26 Exercise | 2024-04-30 4:13 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Wheeler Scott T Chief Financial Officer | 51,000 | $66.65 | 334,352 (Direct) | View |
| 2024-04-26 Exercise | 2024-04-30 4:13 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Wheeler Scott T Chief Financial Officer | 7,133 | $76.78 | 334,352 (Direct) | View |
| 2024-03-15 Tax Withholding | 2024-03-19 4:18 pm | N/A N/A | COSTAR GROUP INC. | CSGP | DESMARAIS MICHAEL J Chief Human Resources Officer | 2,267 | $87.87 | 67,887 (Direct) | View |
| 2024-03-15 Tax Withholding | 2024-03-19 4:18 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SIMURO FRANK Chief Technology Officer | 5,128 | $87.87 | 390,504 (Direct) | View |
| 2024-03-15 Tax Withholding | 2024-03-19 4:17 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Wheeler Scott T Chief Financial Officer | 8,444 | $87.87 | 309,118 (Direct) | View |
| 2024-03-15 Tax Withholding | 2024-03-19 4:17 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Ruggles Lisa Senior VP, Global Operations | 666 | $87.87 | 192,616 (Direct) | View |
| 2024-03-15 Tax Withholding | 2024-03-19 4:16 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Boxer Gene General Counsel and Secretary | 372 | $87.87 | 43,308 (Direct) | View |
| 2024-03-12 Gift | 2024-03-14 4:22 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Wheeler Scott T Chief Financial Officer | 1,959 | $0 | 313,402 (Direct) | View |
| 2024-03-01 Tax Withholding | 2024-03-05 4:34 pm | N/A N/A | COSTAR GROUP INC. | CSGP | FLORANCE ANDREW C President and CEO | 24,228 | $87.03 | 1,248,367 (Direct) | View |
| 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 |
| 2024-03-01 Tax Withholding | 2024-03-05 4:34 pm | N/A N/A | COSTAR GROUP INC. | CSGP | SIMURO FRANK Chief Technology Officer | 6,091 | $87.03 | 395,632 (Direct) | View |
| 2024-03-01 Option Award | 2024-03-05 4:32 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Wheeler Scott T Chief Financial Officer | 21,308 | $0 | 317,562 (Direct) | View |
| 2024-03-01 Tax Withholding | 2024-03-05 4:32 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Wheeler Scott T Chief Financial Officer | 10,121 | $87.03 | 317,562 (Direct) | View |
| 2024-03-01 Option Award | 2024-03-05 4:32 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Boxer Gene General Counsel and Secretary | 8,694 | $0 | 43,680 (Direct) | View |
| 2024-03-01 Tax Withholding | 2024-03-05 4:32 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Boxer Gene General Counsel and Secretary | 1,238 | $87.03 | 43,680 (Direct) | View |
| 2024-03-01 Option Award | 2024-03-05 4:32 pm | N/A N/A | COSTAR GROUP INC. | CSGP | DESMARAIS MICHAEL J Chief Human Resources Officer | 6,924 | $0 | 70,154 (Direct) | View |
| 2024-03-01 Tax Withholding | 2024-03-05 4:32 pm | N/A N/A | COSTAR GROUP INC. | CSGP | DESMARAIS MICHAEL J Chief Human Resources Officer | 1,829 | $87.03 | 70,154 (Direct) | View |
| 2024-03-01 Tax Withholding | 2024-03-05 4:31 pm | N/A N/A | COSTAR GROUP INC. | CSGP | Ruggles Lisa Senior VP, Global Operations | 6,091 | $87.03 | 193,282 (Direct) | View |