Form4insider filings, from the source

SEC Form 4 · accession 0001104659-17-031965

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
May 9, 2017
Accepted (ET)
May 11, 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 StockF1,F2May 9, 2017C75,000—A87,860ISee Footnote
Class A Common Stockholding———20,610D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
LP Units of Summit Materials Holdings L.P.F1,F2—May 9, 2017C75,000D——Class A Common Stock75,00051,969I
LP Units of Summit Materials Holdings L.P.F1—holding—————Class A Common Stock742,456742,456D

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.