Form4insider filings, from the source

SEC Form 4 · accession 0001104659-16-158177

Summit Materials, Inc. · SUM

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

Reporting owner
Period of report
Nov 16, 2016
Accepted (ET)
Nov 18, 2016 · 6:00 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 StockF1Nov 16, 2016C15,727—A15,727D
Class A Common StockF2Nov 16, 2016S15,727$21.87D0D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
LP Units of Summit Materials Holdings L.P.F1—Nov 16, 2016C15,727D——Class A Common Stock15,727135,772D

Explanation of responses