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 |
2025-02-10 Sale |
2025-02-10 5:27 pm |
Summit Materials Inc. | SUM | Grupo Argos S.A. Cementos Argos S.A. Argos SEM LLC Valle Cement Investments Inc. Director 10% Owner |
54,720,000 | $52.5 | $2,872,800,000 | 0 (Indirect) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
Ownership(A) |
2024-01-26 4:54 pm |
N/A N/A |
Summit Materials Inc. | SUM | Grupo Argos S.A. Cementos Argos S.A. Argos SEM LLC Valle Cement Investments Inc. Director 10% Owner |
0 | $0 | 54,720,001 (Indirect) |
View |
Ownership |
2024-01-22 9:39 pm |
N/A N/A |
Summit Materials Inc. | SUM | Argos SEM LLC Valle Cement Investments Inc. Director 10% Owner |
0 | $0 | 54,720,001 (Indirect) |
View |