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 |
2022-05-26 Sale | 2022-05-26 4:35 pm | Summit Materials Inc. | SUM | Gaskill Christopher Burke See Remarks | 8,104 | $27.63 | $223,914 | 16,496 (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 |
2023-09-15 Tax Withholding | 2023-09-18 4:32 pm | N/A N/A | Summit Materials Inc. | SUM | Ghelani Kekin Chief Strategy&Growth Officer | 2,780 | $32 | 27,210 (Direct) | View |
2023-09-15 Exercise | 2023-09-18 4:32 pm | N/A N/A | Summit Materials Inc. | SUM | Ghelani Kekin Chief Strategy&Growth Officer | 9,667 | $0 | 27,210 (Direct) | View |
2023-07-20 Exercise | 2023-07-21 4:23 pm | N/A N/A | Summit Materials Inc. | SUM | Noonan Anne P President & CEO | 21,288 | $0 | 179,849 (Direct) | View |
2023-07-20 Tax Withholding | 2023-07-21 4:23 pm | N/A N/A | Summit Materials Inc. | SUM | Noonan Anne P President & CEO | 9,314 | $36.89 | 179,849 (Direct) | View |
2023-03-01 Option Award | 2023-03-02 4:23 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Craig Scott EVP & Chief Financial Officer | 11,213 | $0 | 11,213 (Direct) | View |
Ownership | 2023-03-02 4:22 pm | N/A N/A | Summit Materials Inc. | SUM | Anderson Craig Scott EVP & Chief Financial Officer | 0 | $0 | 12,902 (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 |
2023-02-28 Tax Withholding | 2023-03-01 5:41 pm | N/A N/A | Summit Materials Inc. | SUM | Gaskill Christopher Burke See Remarks | 3,823 | $29.54 | 34,169 (Direct) | View |
2023-02-28 Exercise | 2023-03-01 5:41 pm | N/A N/A | Summit Materials Inc. | SUM | Gaskill Christopher Burke See Remarks | 11,512 | $0 | 34,169 (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 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 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 |
2023-02-28 Tax Withholding | 2023-03-01 5:39 pm | N/A N/A | Summit Materials Inc. | SUM | Noonan Anne P President & CEO | 37,573 | $29.54 | 218,086 (Direct) | View |
2023-02-28 Option Award | 2023-03-01 5:39 pm | N/A N/A | Summit Materials Inc. | SUM | Noonan Anne P President & CEO | 63,912 | $0 | 218,086 (Direct) | View |
2023-02-28 Exercise | 2023-03-01 5:39 pm | N/A N/A | Summit Materials Inc. | SUM | Noonan Anne P President & CEO | 33,578 | $0 | 218,086 (Direct) | View |
2023-02-28 Exercise | 2023-03-01 5:38 pm | N/A N/A | Summit Materials Inc. | SUM | Oates-Forney Tamla Director | 3,815 | $0 | 7,937 (Direct) | View |
2023-02-28 Exercise | 2023-03-01 5:36 pm | N/A N/A | Summit Materials Inc. | SUM | Wade Anne K. Director | 3,815 | $0 | 22,862 (Direct) | View |
2023-02-28 Exercise | 2023-03-01 5:35 pm | N/A N/A | Summit Materials Inc. | SUM | CANTIE JOSEPH S Director | 3,815 | $0 | 40,185 (Direct) | View |
2023-02-28 Exercise | 2023-03-01 5:34 pm | N/A N/A | Summit Materials Inc. | SUM | MURPHY JOHN RAYMOND Director | 3,815 | $0 | 17,225 (Direct) | View |
2023-02-28 Exercise | 2023-03-01 5:32 pm | N/A N/A | Summit Materials Inc. | SUM | LANCE HOWARD L Director | 3,815 | $0 | 12,325 (Direct) | View |
2023-02-28 Exercise | 2023-03-01 5:30 pm | N/A N/A | Summit Materials Inc. | SUM | WUNNING STEVEN H Director | 3,815 | $0 | 34,455 (Direct) | View |
2023-02-22 Option Award | 2023-02-24 6:49 pm | N/A N/A | Summit Materials Inc. | SUM | MURPHY JOHN RAYMOND Director | 4,038 | $0 | 4,038 (Direct) | View |
2023-02-22 Option Award | 2023-02-24 6:25 pm | N/A N/A | Summit Materials Inc. | SUM | Oates-Forney Tamla Director | 4,038 | $0 | 4,038 (Direct) | View |
2023-02-22 Option Award | 2023-02-24 6:23 pm | N/A N/A | Summit Materials Inc. | SUM | WUNNING STEVEN H Director | 4,038 | $0 | 4,038 (Direct) | View |
2023-02-22 Option Award | 2023-02-24 6:22 pm | N/A N/A | Summit Materials Inc. | SUM | Wade Anne K. Director | 4,038 | $0 | 4,038 (Direct) | View |
2023-02-22 Option Award | 2023-02-24 6:17 pm | N/A N/A | Summit Materials Inc. | SUM | Ellerbusch Susan A Director | 4,038 | $0 | 4,038 (Direct) | View |
2023-02-22 Option Award | 2023-02-24 6:16 pm | N/A N/A | Summit Materials Inc. | SUM | Cooney Anne M Director | 4,038 | $0 | 4,038 (Direct) | View |
2023-02-22 Option Award | 2023-02-24 6:14 pm | N/A N/A | Summit Materials Inc. | SUM | CANTIE JOSEPH S Director | 4,038 | $0 | 4,038 (Direct) | View |
2023-02-22 Option Award | 2023-02-24 6:13 pm | N/A N/A | Summit Materials Inc. | SUM | LANCE HOWARD L Director | 4,038 | $0 | 4,038 (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 |
2023-02-22 Option Award | 2023-02-24 6:08 pm | N/A N/A | Summit Materials Inc. | SUM | Ghelani Kekin Chief Strategy&Growth Officer | 10,193 | $0 | 10,193 (Direct) | View |
2023-02-22 Option Award | 2023-02-24 6:06 pm | N/A N/A | Summit Materials Inc. | SUM | Gaskill Christopher Burke See Remarks | 8,562 | $0 | 8,562 (Direct) | View |
2023-02-22 Option Award | 2023-02-24 6:02 pm | N/A N/A | Summit Materials Inc. | SUM | Noonan Anne P President & CEO | 54,364 | $0 | 54,364 (Direct) | View |
2022-09-15 Option Award | 2022-09-15 5:08 pm | N/A N/A | Summit Materials Inc. | SUM | Ghelani Kekin Chief Strategy&Growth Officer | 29,001 | $0 | 29,001 (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 |
2022-09-03 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 |
2022-07-30 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 |
2022-07-30 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 6:29 pm | N/A N/A | Summit Materials Inc. | SUM | Gaskill Christopher Burke See Remarks | 3,067 | $27.51 | 20,414 (Direct) | View |
2022-07-30 Exercise | 2022-08-01 6:29 pm | N/A N/A | Summit Materials Inc. | SUM | Gaskill Christopher Burke See Remarks | 6,985 | $0 | 20,414 (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 |
2022-07-30 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 |
2022-07-20 Tax Withholding | 2022-07-20 7:01 pm | N/A N/A | Summit Materials Inc. | SUM | Noonan Anne P President & CEO | 9,346 | $25.28 | 127,442 (Direct) | View |
2022-07-20 Exercise | 2022-07-20 7:01 pm | N/A N/A | Summit Materials Inc. | SUM | Noonan Anne P President & CEO | 21,289 | $0 | 127,442 (Direct) | View |
2022-05-19 Exercise | 2022-05-19 7:10 pm | N/A N/A | Summit Materials Inc. | SUM | Oates-Forney Tamla Director | 4,054 | $0 | 4,054 (Direct) | View |
2022-03-10 Tax Withholding | 2022-03-11 4:20 pm | N/A N/A | Summit Materials Inc. | SUM | MacMillan Deon See Remarks | 2,003 | $29.72 | 12,923 (Direct) | View |
2022-03-10 Exercise | 2022-03-11 4:20 pm | N/A N/A | Summit Materials Inc. | SUM | MacMillan Deon See Remarks | 6,542 | $0 | 12,923 (Direct) | View |
2022-03-01 Option Award | 2022-03-03 4:25 pm | N/A N/A | Summit Materials Inc. | SUM | LANCE HOWARD L Director | 3,815 | $0 | 3,815 (Direct) | View |
2022-03-01 Option Award | 2022-03-03 4:25 pm | N/A N/A | Summit Materials Inc. | SUM | WUNNING STEVEN H Director | 3,815 | $0 | 3,815 (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 |
2022-03-01 Option Award | 2022-03-03 4:23 pm | N/A N/A | Summit Materials Inc. | SUM | CANTIE JOSEPH S Director | 3,815 | $0 | 3,815 (Direct) | View |