SEC Form 4 · accession 0001104659-17-050308
Summit Materials, Inc. · SUM
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Douglas Charles Rauh
Officer — See Remarks
Period of report
Aug 4, 2017
Accepted (ET)
Aug 8, 2017 · 5:03 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 Stock | Aug 4, 2017 | M | 31,500 | $18.00 | A | 38,813 | D | |
| Class A Common StockF1 | Aug 4, 2017 | S | 31,500 | $29.32 | D | 7,313 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Options (right to buy)F2 | $18.00 | Aug 4, 2017 | M | 31,500 | D | — | Mar 11, 2025 | Class A Common Stock | 31,500 | 135,583 | D |
Explanation of responses
- F1The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $29.16 to $29.47, 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.
- F2Reflects the grant of 167,083 options that vest in four equal annual installments beginning on March 11, 2016.
Remarks
Title: EVP and Chief Operating Officer