Form4insider filings, from the source

SEC Form 4 · accession 0000899243-16-025483

Summit Materials, Inc. · SUM

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

Reporting owner
Period of report
Jul 19, 2016
Accepted (ET)
Jul 21, 2016 · 7:04 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 StockF1Jul 19, 2016C27,000—A27,000D
Class A Common StockF2Jul 19, 2016S27,000$20.67D0D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
LP Units of Summit Materials Holdings L.P.F1—Jul 19, 2016C27,000D——Class A Common Stock27,000151,499D

Explanation of responses