Insider Stock Trading History of Simpkins Neil P


The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Simpkins Neil P since year 2005. The trader's CIK number is 1275519. At the time of this reporting, Simpkins Neil P is the Director of Summit Materials, Inc. . (stock ticker symbol SUM). See this page for all insider trading activities at Summit Materials, Inc. .

Note that in the past SIMPKINS NEIL P also reported insider trading activities as an insider of the following companies:
Stock purchases, sales, and option exercises reported by insider Simpkins Neil P since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2018-02-28 SUM Summit Materials, Inc. Option Ex 4,098 .00 0
2013-08-05 TRW Trw Automotive Holdings Corp Sale 10,273,062 71.19 731,339,283
2013-02-20 TRW Trw Automotive Holdings Corp Sale 9,215,354 59.10 544,627,421
2010-11-15 TRW Trw Automotive Holdings Corp Sale 9,040,313 48.26 436,285,505
2010-09-09 TRW Trw Automotive Holdings Corp Sale 7,493,201 35.30 264,509,995
2010-03-01 TRW Trw Automotive Holdings Corp Sale 10,038,355 26.30 264,008,736
2007-06-04 TRW Trw Automotive Holdings Corp Sale 10,000,000 40.45 404,500,000

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 Simpkins Neil P (Director of Summit Materials, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.