Form4insider filings, from the source

SEC Form 4 · accession 0000899243-16-017794

Summit Materials, Inc. · SUM

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

Reporting owner
Period of report
Apr 5, 2016
Accepted (ET)
Apr 7, 2016 · 8:58 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 StockF1Apr 5, 2016C75,000—A75,000D
Class A Common StockF2Apr 6, 2016S75,000$19.79D0D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
LP Units of Summit Materials Holdings L.P.F1—Apr 5, 2016C75,000D——Class A Common Stock75,000178,499D

Explanation of responses