Form4insider filings, from the source

SEC Form 4 · accession 0001104659-17-053463

Summit Materials, Inc. · SUM

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
Thomas W. Hill
Officer — President and CEO · Director
Period of report
Aug 22, 2017
Accepted (ET)
Aug 24, 2017 · 6:00 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001621563

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Class A Common StockF2,F3Aug 22, 2017S6,300$28.14D19,060ISee Footnote
Class A Common StockF4,F3Aug 23, 2017S6,200$28.27D12,860ISee Footnote
Class A Common Stockholding———170,610D

Table II — derivative securities

No Table II lines on this filing.

Explanation of responses

Remarks

The Reporting Person disclaims beneficial ownership of the securities reported herein as indirectly beneficially owned, except to the extent of his pecuniary interest therein.