Form4insider filings, from the source

SEC Form 4 · accession 0001104659-19-012632

Summit Materials, Inc. · SUM

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

Reporting owner
Anne Lee Benedict
Officer — See Remarks
Period of report
Feb 28, 2019
Accepted (ET)
Mar 4, 2019 · 8:01 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 StockF1Feb 28, 2019M1,792—A10,305D
Class A Common StockF1Feb 28, 2019M2,752—A13,057D
Class A Common StockFeb 28, 2019F1,348$17.00D11,709D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Restricted Stock UnitsF2,F3—Feb 28, 2019M1,792D——Class A Common Stock1,7921,792D
Restricted Stock UnitsF2,F4—Feb 28, 2019M2,752D——Class A Common Stock2,7525,504D
Restricted Stock UnitsF2,F5—Feb 28, 2019A17,341A——Class A Common Stock17,34117,341D

Explanation of responses

Remarks

Title: EVP, Chief Legal Officer & Secretary