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 |
2019-11-19 Sale | 2019-11-21 7:26 pm | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 291,155 | $24.1 | $7,016,782 | 86,466 (Indirect Direct) | View |
2019-11-04 Sale | 2019-11-06 5:01 pm | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 30,000 | $23.6 | $708,000 | 116,466 (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 |
2023-02-28 Option Award | 2023-03-01 5:40 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 18,298 | $0 | 235,581 (Direct) | View |
2023-02-28 Tax Withholding | 2023-03-01 5:40 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 10,433 | $29.54 | 235,581 (Direct) | View |
2023-02-28 Exercise | 2023-03-01 5:40 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 23,651 | $0 | 235,581 (Direct) | View |
2022-07-30 Exercise | 2022-08-01 6:25 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 13,328 | $0 | 191,968 (Direct) | View |
2022-07-30 Tax Withholding | 2022-08-01 6:25 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 5,851 | $27.51 | 191,968 (Direct) | View |
2022-03-01 Option Award | 2022-03-03 4:20 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 14,353 | $0 | 14,353 (Direct) | View |
2022-02-28 Option Award | 2022-03-01 5:53 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 58,920 | $0 | 227,943 (Direct) | View |
2022-02-28 Tax Withholding | 2022-03-01 5:53 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 27,122 | $31.22 | 227,943 (Direct) | View |
2022-02-28 Exercise | 2022-03-01 5:53 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 22,051 | $0 | 227,943 (Direct) | View |
2021-07-30 Tax Withholding | 2021-08-03 5:05 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 3,246 | $33.6 | 143,322 (Direct) | View |
2021-07-30 Exercise | 2021-08-03 5:05 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 13,328 | $0 | 143,322 (Direct) | View |
2021-03-30 Option Award | 2021-04-01 9:20 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 16,786 | $0 | 16,786 (Direct) | View |
2021-02-28 Tax Withholding | 2021-03-02 7:25 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 6,169 | $27.71 | 143,002 (Direct) | View |
2021-02-28 Exercise | 2021-03-02 7:25 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 21,131 | $0 | 143,002 (Direct) | View |
2020-07-30 Option Award | 2020-08-03 7:25 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 26,656 | $0 | 26,656 (Direct) | View |
2020-02-28 Option Award | 2020-03-03 9:46 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 27,713 | $0 | 149,171 (Direct) | View |
2020-02-28 Exercise | 2020-03-03 9:46 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 18,339 | $0 | 149,171 (Direct) | View |
2020-02-28 Tax Withholding | 2020-03-03 9:46 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 7,663 | $19.54 | 149,171 (Direct) | View |
2019-11-20 Exercise | 2019-11-21 7:26 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 232,760 | $18 | 86,466 (Direct) | View |
2019-11-20 Exercise | 2019-11-21 7:26 pm | N/A 2025-03-11 | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 261,155 | $0 | 86,466 (Direct) | View |
2019-11-20 Exercise | 2019-11-21 7:26 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 28,395 | $17.07 | 86,466 (Direct) | View |
2019-02-28 Option Award | 2019-03-04 8:01 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 29,460 | $0 | 189,121 (Direct) | View |
2019-02-28 Tax Withholding | 2019-03-04 8:01 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 2,414 | $17 | 189,121 (Direct) | View |
2019-02-28 Exercise | 2019-03-04 8:01 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 8,518 | $0 | 189,121 (Direct) | View |
2019-02-24 Tax Withholding | 2019-02-26 8:27 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 1,899 | $17.54 | 140,362 (Direct) | View |
2019-02-24 Exercise | 2019-02-26 8:27 pm | N/A N/A | Summit Materials Inc. | SUM | Harris Brian James EVP & Chief Financial Officer | 5,677 | $0 | 140,362 (Direct) | View |