| Insider Name | Buy/Sell | Company Name | Ticker | Amount | Shares Change | |||
|---|---|---|---|---|---|---|---|---|
| Dec 15, 2016 | Dec 19, 2016 | Brady Michael John | Sell | Summit Materials, Inc. | SUM | $23.77 | $3M | -0 |
| Dec 12, 2016 | Dec 14, 2016 | Brady Michael John | Sell | Summit Materials, Inc. | SUM | $24.18 | $294,392 | -9.74% |
| May 23, 2016 | May 25, 2016 | Brady Michael John | Sell | Summit Materials, Inc. | SUM | $21.85 | $769,732 | -0 |
| May 20, 2016 | May 20, 2016 | Brady Michael John | Sell | Summit Materials, Inc. | SUM | $21.57 | $857,814 | -53.03% |