Filing Details

Accession Number:
0001104659-18-032615
Form Type:
4
Zero Holdings:
No
Publication Time:
2018-05-11 18:54:30
Reporting Period:
2018-05-09
Accepted Time:
2018-05-11 18:54:30
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1621563 Summit Materials Inc. SUM () 4
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1440948 W. Thomas Hill C/O Summit Materials, Inc.
1550 Wynkoop Street, 3Rd Floor
Denver CO 80202
President & Ceo Yes Yes No No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Class A Common Stock Disposition 2018-05-09 6,300 $29.64 98,102 No 4 S Direct
Class A Common Stock Disposition 2018-05-10 6,200 $29.43 91,902 No 4 S Direct
Class A Common Stock Acquisiton 2018-05-10 75,000 $0.00 166,902 No 4 C Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 S Direct
No 4 S Direct
No 4 C Direct
Reported Derivative Transactions
Sec. Name Sec. Type Acquisiton - Disposition Date Amount Price Amount - 2 Price - 2
Class A Common Stock LP Units of Summit Materials Holdings L.P. Disposition 2018-05-10 75,000 $0.00 75,000 $0.00
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
517,456 No 4 C Direct
Reported Non-Derivative Holdings
Sec. Name Remaning Holdings Nature of Ownership Explanation
Class A Common Stock 365 Indirect See Footnote
Reported Derivative Holdings
Sec. Name Sec. Type Price Date Expiration Date Amount Remaning Holdings Nature of Ownership
Class A Common Stock LP Units of Summit Materials Holdings L.P. $0.00 26,969 26,969 Indirect
Expiration Date Amount Remaning Holdings Nature of Ownership
26,969 26,969 Indirect
Footnotes
  1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.
  2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $29.10 to $29.98, 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.
  3. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $29.13 to $29.71, 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.
  4. Pursuant to the terms of an exchange agreement, dated as of March 11, 2015, the limited partnership units of Summit Materials Holdings L.P. ("LP Units") reported herein are exchangeable from and after the first anniversary of the closing of the Issuer's initial public offering (subject to the terms of the exchange agreement and vesting requirements, including certain vesting events more fully described in the Issuer's Registration Statement on Form S-1 (File No. 333-201058)) for shares of the Issuer's Class A common stock on a one-for-one basis.
  5. Reflects securities held by a trust for the benefit of Mr. Hill's family, for which Mr. Hill's spouse serves as trustee.