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>>
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2024-03-07 Tax Withholding | 2024-03-08 8:23 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 4,998 | $42.39 | 43,322 (Direct) | View |
| 2024-03-07 Option Award | 2024-03-08 8:23 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 25,009 | $0 | 43,322 (Direct) | View |
| 2024-02-29 Exercise | 2024-03-04 6:19 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 7,852 | $0 | 31,868 (Direct) | View |
| 2024-02-29 Tax Withholding | 2024-03-04 6:19 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 3,527 | $42.71 | 31,868 (Direct) | View |
| 2023-05-10 Option Award | 2023-05-12 7:02 pm | N/A 2033-05-10 | WESTWATER RESOURCES INC. | WWR | Anderson Karli S. Director | 117,637 | $0 | 227,808 (Direct) | View |
| 2023-02-28 Tax Withholding | 2023-03-01 5:42 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 3,169 | $29.54 | 25,594 (Direct) | View |
| 2023-02-28 Exercise | 2023-03-01 5:42 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 6,979 | $0 | 25,594 (Direct) | View |
| 2023-02-22 Option Award | 2023-02-24 6:10 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 9,222 | $0 | 9,222 (Direct) | View |
| 2022-09-03 Exercise | 2022-09-06 4:46 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 1,000 | $0 | 14,162 (Direct) | View |
| 2022-09-03 Tax Withholding | 2022-09-06 4:46 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 439 | $28 | 14,162 (Direct) | View |
| 2022-07-30 Exercise | 2022-08-01 6:32 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 5,710 | $0 | 13,601 (Direct) | View |
| 2022-07-30 Tax Withholding | 2022-08-01 6:32 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 2,507 | $27.51 | 13,601 (Direct) | View |
| 2022-05-09 Option Award | 2022-05-11 7:15 pm | N/A 2032-05-09 | WESTWATER RESOURCES INC. | WWR | Anderson Karli S. Director | 78,720 | $0 | 110,171 (Direct) | View |
| 2022-03-01 Option Award | 2022-03-03 4:24 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 7,227 | $0 | 7,227 (Direct) | View |
| 2022-02-28 Exercise | 2022-03-01 5:58 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 4,570 | $0 | 16,972 (Direct) | View |
| 2022-02-28 Tax Withholding | 2022-03-01 5:58 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 1,452 | $31.22 | 16,972 (Direct) | View |
| 2021-09-03 Exercise | 2021-09-08 4:19 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 1,000 | $0 | 7,915 (Direct) | View |
| 2021-09-03 Tax Withholding | 2021-09-08 4:19 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 289 | $32.92 | 7,915 (Direct) | View |
| 2021-07-30 Exercise | 2021-08-03 5:00 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 5,711 | $0 | 11,914 (Direct) | View |
| 2021-07-30 Tax Withholding | 2021-08-03 5:00 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 1,651 | $33.6 | 11,914 (Direct) | View |
| 2021-05-21 Option Award | 2021-05-25 8:32 pm | N/A 2031-05-21 | WESTWATER RESOURCES INC. | WWR | Anderson Karli S. Director | 21,256 | $0 | 21,256 (Direct) | View |
| 2021-03-30 Option Award | 2021-04-01 9:27 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 7,107 | $0 | 7,107 (Direct) | View |
Ownership | 2021-04-01 9:15 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Karli S. See Remarks | 0 | $0 | 19,967 (Direct) | View |
| 2020-06-12 Option Award | 2020-06-16 5:13 pm | N/A 2030-06-12 | WESTWATER RESOURCES INC. | WWR | Anderson Karli S. Director | 31,451 | $0 | 31,451 (Direct) | View |