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 |
2025-02-10 Disposition | 2025-02-10 5:47 pm | N/A N/A | Summit Materials Inc. | SUM | Oates-Forney Tamla Director | 11,975 | $52.5 | 0 (Direct) | View |
2025-02-10 Disposition | 2025-02-10 5:47 pm | N/A N/A | Summit Materials Inc. | SUM | Oates-Forney Tamla Director | 5,888 | $0 | 0 (Direct) | View |
2025-01-15 Option Award | 2025-01-17 5:28 pm | N/A N/A | Summit Materials Inc. | SUM | Oates-Forney Tamla Director | 2,547 | $0 | 2,547 (Direct) | View |
2024-03-07 Option Award | 2024-03-08 8:21 pm | N/A N/A | Summit Materials Inc. | SUM | Oates-Forney Tamla Director | 3,341 | $0 | 3,341 (Direct) | View |
2024-02-29 Exercise | 2024-03-04 6:22 pm | N/A N/A | Summit Materials Inc. | SUM | Oates-Forney Tamla Director | 4,038 | $0 | 11,975 (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 |
2023-02-22 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 |
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 |
2022-04-05 Option Award | 2022-04-07 12:55 pm | N/A N/A | WASTE MANAGEMENT INC | WM | Oates-Forney Tamla Sr VP and Chief HR Officer | 3,268 | $0 | 20,495 (Direct) | View |
2022-03-01 Option Award | 2022-03-03 4:45 pm | 2023-03-01 2033-03-01 | WASTE MANAGEMENT INC | WM | Oates-Forney Tamla Sr VP and Chief HR Officer | 14,367 | $0 | 24,791 (Direct) | View |
2022-03-01 Option Award | 2022-03-03 4:21 pm | N/A N/A | Summit Materials Inc. | SUM | Oates-Forney Tamla Director | 3,815 | $0 | 3,815 (Direct) | View |
2022-02-15 Tax Withholding | 2022-02-17 3:42 pm | N/A N/A | WASTE MANAGEMENT INC | WM | Oates-Forney Tamla Sr VP and Chief HR Officer | 5,063 | $142.62 | 10,424 (Direct) | View |
2022-02-15 Option Award | 2022-02-17 3:42 pm | N/A N/A | WASTE MANAGEMENT INC | WM | Oates-Forney Tamla Sr VP and Chief HR Officer | 15,487 | $142.62 | 10,424 (Direct) | View |
2021-05-19 Option Award | 2021-05-21 9:18 pm | N/A N/A | Summit Materials Inc. | SUM | Oates-Forney Tamla Director | 4,054 | $0 | 4,054 (Direct) | View |
2021-02-23 Option Award | 2021-02-25 6:18 pm | 2022-02-23 2031-02-23 | WASTE MANAGEMENT INC | WM | Oates-Forney Tamla Sr VP and Chief HR Officer | 11,594 | $0 | 11,594 (Direct) | View |