Form4insider filings, from the source

SEC Form 4 · accession 0001209191-15-027965

Summit Materials, Inc. · SUM

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

Reporting owner
Brian James Harris
Officer — EVP & Chief Financial Officer
Period of report
Mar 11, 2015
Accepted (ET)
Mar 19, 2015 · 5:32 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 StockMar 17, 2015P55,000$18.00A55,000D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Options (right to buy)F2,F1$18.00Mar 11, 2015A101,200A—Mar 11, 2025Class A Common Stock101,200101,200D
Options (right to buy)F2,F3$18.00Mar 11, 2015A131,560A—Mar 11, 2025Class A Common Stock131,560131,560D
LP Units of Summit Materials Holdings L.P.F2,F5,F4—Mar 11, 2015A648,621A——Class A Common Stock648,621648,621I

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.