Form4insider filings, from the source

SEC Form 4 · accession 0001104659-17-063773

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
Oct 23, 2017
Accepted (ET)
Oct 25, 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 StockF2Oct 23, 2017S6,300$32.04D139,310D
Class A Common StockF3Oct 24, 2017S6,200$32.21D133,110D
Class A Common StockF4holding———360ISee Footnote

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.