Form4insider filings, from the source

SEC Form 4 · accession 0001104659-17-012723

Summit Materials, Inc. · SUM

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

Reporting owner
Damian John Murphy
Officer — EVP & East Division President
Period of report
Feb 24, 2017
Accepted (ET)
Feb 28, 2017 · 8:21 pm EST
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,F2Feb 24, 2017M2,671—A3,903D
Class A Common StockFeb 24, 2017F995$23.75D2,908D
Class A Common StockF2holding———1,848IBy child

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Restricted Stock UnitsF3,F4—Feb 24, 2017M2,671D——Class A Common Stock2,6715,341D

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.