Form4insider filings, from the source

SEC Form 4 · accession 0001104659-17-030754

Summit Materials, Inc. · SUM

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

Reporting owner
Period of report
May 4, 2017
Accepted (ET)
May 8, 2017 · 6:09 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 4, 2017M57,555$18.00A57,555ISee Footnote
Class A Common StockF1May 4, 2017F36,211$28.61D21,344ISee Footnote
Class A Common StockF3,F1May 5, 2017S21,344$28.04D0ISee Footnote
Class A Common Stockholding———6,414D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
WarrantsF1,F4$18.00May 4, 2017M57,555D—Mar 11, 2025Class A Common Stock57,5550I
WarrantsF5,F4$18.00holding————Mar 11, 2025Class A Common Stock27,40827,408I

Explanation of responses

Remarks

The Reporting Person disclaims beneficial ownership of the securities reported herein as indirectly beneficially owned, except to the extent of his pecuniary interest therein.