Form4insider filings, from the source

SEC Form 4 · accession 0001104659-17-037996

Summit Materials, Inc. · SUM

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

Reporting owner
Douglas Charles Rauh
Officer — See Remarks
Period of report
Jun 5, 2017
Accepted (ET)
Jun 7, 2017 · 8:10 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 StockF1Jun 5, 2017C19,000—A26,313D
Class A Common StockF2Jun 6, 2017S19,000$26.81D7,313D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
LP Units of Summit Materials Holdings L.P.F1—Jun 5, 2017C19,000D——Class A Common Stock19,00013,262D

Explanation of responses

Remarks

Title: EVP and Chief Operating Officer