Form4insider filings, from the source

SEC Form 4 · accession 0000899243-16-020331

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
May 16, 2016
Accepted (ET)
May 18, 2016 · 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 StockF1May 16, 2016C10,000—A13,552D
Class A Common StockF2May 16, 2016S10,000$21.60D3,552D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
LP Units of Summit Materials Holdings L.P.F1—May 16, 2016C10,000D——Class A Common Stock10,000187,077D

Explanation of responses

Remarks

Title: EVP and Chief Operating Officer