The following table details the trading activities
(stock purchases, stock sales, and stock option exercises)
the Securities and Exchange Commission (SEC)
by insider Beck Thomas A. since year 2005.
The trader's CIK number is 1661446.
At the time of this reporting, Beck Thomas A. is the See Remarks of Summit Materials, Inc. .
(stock ticker symbol SUM).
See this page for all insider trading activities at Summit Materials, Inc. .
|Trade Date||Symbol||Company Name (Issuer)||Trade Type||Shares||Price ($)||Value ($)|
|2017-09-15||SUM||Summit Materials, Inc.||Sale||18,354||29.31||537,955|
|2017-09-07||SUM||Summit Materials, Inc.||Sale||1,560||30.10||46,956|
|2017-09-06||SUM||Summit Materials, Inc.||Sale||17,899||30.24||541,265|
|2017-09-06||SUM||Summit Materials, Inc.||Option Ex||17,899||17.69||316,633|
|2017-02-24||SUM||Summit Materials, Inc.||Option Ex||2,544||.00||0|
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Beck Thomas A. (See Remarks of Summit Materials, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.