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Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0000215457-19-005598
Filing Date
2019-02-06
Accepted
2019-02-06 17:27:11
Documents
1

Document Format Files

Seq Description Document Type Size
1 us86614u1007_020619.txt SC 13G/A 11635
  Complete submission text file 0000215457-19-005598.txt   13375
Mailing Address 55 EAST 52ND STREET NEW YORK NY 10055
Business Address 55 EAST 52ND STREET NEW YORK NY 10055 212-810-5300
BlackRock Inc. (Filed by) CIK: 0001364742 (see all company filings)

IRS No.: 320174431 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 6211 Security Brokers, Dealers & Flotation Companies
Office of Finance

Mailing Address 1550 WYNKOOP STREET, 3RD FLOOR DENVER CO 80202
Business Address 1550 WYNKOOP STREET, 3RD FLOOR DENVER CO 80202 303-893-0012
Summit Materials, Inc. (Subject) CIK: 0001621563 (see all company filings)

IRS No.: 471984212 | State of Incorp.: DE | Fiscal Year End: 1227
Type: SC 13G/A | Act: 34 | File No.: 005-88815 | Film No.: 19572469
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)
Office of Energy & Transportation