SEC Form 4 · accession 0001104659-17-051878
Summit Materials, Inc. · SUM
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Thomas W. Hill
Officer — President and CEO · Director
Period of report
Aug 10, 2017
Accepted (ET)
Aug 14, 2017 · 5:44 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001621563
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Class A Common StockF2,F3 | Aug 10, 2017 | S | 6,300 | $28.80 | D | 31,560 | I | See Footnote |
| Class A Common StockF4,F3 | Aug 11, 2017 | S | 6,200 | $28.31 | D | 25,360 | I | See Footnote |
| Class A Common Stock | holding | — | — | — | 170,610 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.
- F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $28.45 to $29.06, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.
- F3Reflects securities held by a trust for the benefit of Mr. Hill's family, for which Mr. Hill's spouse serves as trustee.
- F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $28.02 to $28.63, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.
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.