SEC Seal
SEC Banner
EDGAR USA Search
EDGAR Search Results
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. CIK#: 0001621563 (see all company filings)

SIC: 1400 - MINING, QUARRYING OF NONMETALLIC MINERALS (NO FUELS)
State location: CO | State of Inc.: DE | Fiscal Year End: 1227
(Assistant Director Office: 9)
Get insider transactions for this issuer.

Filter Results:
(YYYYMMDD)
Ownership?


Items 1 - 100  0001621563 Filings RSS Feed
Filings Format Description Filed/Effective File/Film Number
IRANNOTICE  Documents Notice of disclosure filed pursuant to Section 219 of the Iran Threat Reduction and Syria Human Rights Act of 2012 (Exchange Act Section 13(r)).
Acc-no: 0001558370-17-001169 (34 Act)  Size: 44 KB
2017-02-28 001-36873
17648954
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0001558370-17-001167 (34 Act)  Size: 44 MB
2017-02-28 001-36873
17648896
8-K  Documents Current report, items 2.02 and 9.01
Acc-no: 0001558370-17-000745 (34 Act)  Size: 1 MB
2017-02-22 001-36873
17626973
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000899140-17-000258 (34 Act)  Size: 132 KB
2017-02-14 005-88815
17607487
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001193125-17-043012 (34 Act)  Size: 212 KB
2017-02-14 005-88815
17607358
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001172661-17-000649 (34 Act)  Size: 54 KB
2017-02-14 005-88815
17602525
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000932471-17-001036 (34 Act)  Size: 48 KB
2017-02-10 005-88815
17589127
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001137774-17-000072 (34 Act)  Size: 9 KB
2017-02-06 005-88815
17575361
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000053417-17-000110 (34 Act)  Size: 8 KB
2017-02-03 005-88815
17571294
SC 13G  Documents Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000215457-17-002693 (34 Act)  Size: 13 KB
2017-01-30 005-88815
17557236
8-K  Documents Current report, item 5.02
Acc-no: 0001104659-17-004013 (34 Act)  Size: 20 KB
2017-01-25 001-36873
17546544
8-K  Documents Current report, items 1.01 and 9.01
Acc-no: 0001104659-17-003090 (34 Act)  Size: 120 KB
2017-01-19 001-36873
17536273
8-K  Documents Current report, items 8.01 and 9.01
Acc-no: 0001104659-17-001742 (34 Act)  Size: 263 KB
2017-01-10 001-36873
17520635
424B5  Documents Prospectus [Rule 424(b)(5)]
Acc-no: 0001047469-17-000100 (33 Act)  Size: 417 KB
2017-01-09 333-215437
17517696
424B5  Documents Prospectus [Rule 424(b)(5)]
Acc-no: 0001047469-17-000068 (33 Act)  Size: 413 KB
2017-01-05 333-215437
17511976
8-K  Documents Current report, item 2.02
Acc-no: 0001104659-17-000952 (34 Act)  Size: 368 KB
2017-01-05 001-36873
17511370
S-3ASR  Documents Automatic shelf registration statement of securities of well-known seasoned issuers
Acc-no: 0001047469-17-000063 (33 Act)  Size: 996 KB
2017-01-05 333-215437
17511336
8-K  Documents Current report, items 8.01 and 9.01
Acc-no: 0001104659-16-160434 (34 Act)  Size: 43 KB
2016-12-02 001-36873
162031712
8-K  Documents Current report, items 8.01 and 9.01
Acc-no: 0001104659-16-157599 (34 Act)  Size: 334 KB
2016-11-16 001-36873
162002563
8-K  Documents Current report, items 7.01 and 9.01
Acc-no: 0001104659-16-157129 (34 Act)  Size: 7 MB
2016-11-15 001-36873
161997874
424B2  Documents Prospectus [Rule 424(b)(2)]
Acc-no: 0001047469-16-016674 (33 Act)  Size: 487 KB
2016-11-14 333-210730
161991759
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001140361-16-085737 (34 Act)  Size: 112 KB
2016-11-10 005-88815
161986927
424B5  Documents Prospectus [Rule 424(b)(5)]
Acc-no: 0001047469-16-016606 (33 Act)  Size: 482 KB
2016-11-09 333-210730
161985203
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001558370-16-009127 (34 Act)  Size: 26 MB
2016-11-03 001-36873
161970034
8-K  Documents Current report, items 2.02 and 9.01
Acc-no: 0001558370-16-009002 (34 Act)  Size: 1 MB
2016-11-02 001-36873
161966238
SC 13G  Documents Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001172661-16-003911 (34 Act)  Size: 54 KB
2016-08-22 005-88815
161844985
IRANNOTICE  Documents Notice of disclosure filed pursuant to Section 219 of the Iran Threat Reduction and Syria Human Rights Act of 2012 (Exchange Act Section 13(r)).
Acc-no: 0001558370-16-007877 (34 Act)  Size: 55 KB
2016-08-11 001-36873
161822775
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001558370-16-007855 (34 Act)  Size: 26 MB
2016-08-10 001-36873
161821944
8-K  Documents Current report, items 2.02 and 9.01
Acc-no: 0001558370-16-007164 (34 Act)  Size: 1 MB
2016-08-03 001-36873
161802133
8-K  Documents Current report, items 8.01 and 9.01
Acc-no: 0001104659-16-133304 (34 Act)  Size: 333 KB
2016-07-19 001-36873
161773737
424B2  Documents Prospectus [Rule 424(b)(2)]
Acc-no: 0001193125-16-649451 (33 Act)  Size: 423 KB
2016-07-15 333-210730
161770070
424B5  Documents Prospectus [Rule 424(b)(5)]
Acc-no: 0001193125-16-647357 (33 Act)  Size: 420 KB
2016-07-13 333-210730
161766067
8-K  Documents Current report, item 2.02
Acc-no: 0001193125-16-647342 (34 Act)  Size: 135 KB
2016-07-13 001-36873
161766021
424B3  Documents Prospectus [Rule 424(b)(3)]
Acc-no: 0001193125-16-633076 (33 Act)  Size: 262 KB
2016-06-27 333-210038
161733506
EFFECT  Documents Notice of Effectiveness
Acc-no: 9999999995-16-004953 (33 Act)  Size: 1 KB
2016-06-21 333-210038
161725545
POS AM  Documents Post-Effective amendments for registration statement
Acc-no: 0001193125-16-624973 (33 Act)  Size: 327 KB
2016-06-17 333-210038
161720301
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-16-080275 Size: 128 KB
2016-06-13
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001558370-16-006358 Size: 55 KB
2016-06-10
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-16-079934 Size: 137 KB
2016-06-09
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001104659-16-125508 Size: 40 KB
2016-06-06
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-16-078991 Size: 141 KB
2016-06-02
424B3  Documents Prospectus [Rule 424(b)(3)]
Acc-no: 0001193125-16-608426 (33 Act)  Size: 51 KB
2016-05-31 333-210038
161686227
8-K  Documents Current report, items 5.02, 5.07, 7.01, and 9.01
Acc-no: 0001104659-16-124466 (34 Act)  Size: 75 KB
2016-05-31 001-36873
161685913
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001558370-16-006112 Size: 147 KB
2016-05-23
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-16-076711 Size: 187 KB
2016-05-17
424B3  Documents Prospectus [Rule 424(b)(3)]
Acc-no: 0001193125-16-579313 (33 Act)  Size: 2 MB
2016-05-05 333-210038
161622618
IRANNOTICE  Documents Notice of disclosure filed pursuant to Section 219 of the Iran Threat Reduction and Syria Human Rights Act of 2012 (Exchange Act Section 13(r)).
Acc-no: 0001104659-16-117748 (34 Act)  Size: 14 KB
2016-05-04 001-36873
161620531
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001558370-16-005311 (34 Act)  Size: 22 MB
2016-05-04 001-36873
161620487
8-K  Documents Current report, items 2.02 and 9.01
Acc-no: 0001558370-16-005241 (34 Act)  Size: 842 KB
2016-05-04 001-36873
161617298
8-K  Documents Current report, items 8.01 and 9.01
Acc-no: 0001193125-16-546508 (34 Act)  Size: 213 KB
2016-04-19 001-36873
161579195
424B2  Documents Prospectus [Rule 424(b)(2)]
Acc-no: 0001193125-16-541480 (33 Act)  Size: 411 KB
2016-04-14 333-210730
161572113
424B5  Documents Prospectus [Rule 424(b)(5)]
Acc-no: 0001193125-16-540172 (33 Act)  Size: 407 KB
2016-04-13 333-210730
161569981
S-3ASR  Documents Automatic shelf registration statement of securities of well-known seasoned issuers
Acc-no: 0001193125-16-540016 (33 Act)  Size: 616 KB
2016-04-13 333-210730
161569556
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001193125-16-538678 (34 Act)  Size: 280 KB
2016-04-12 001-36873
161567612
DEF 14A  Documents Other definitive proxy statements
Acc-no: 0001193125-16-538671 (34 Act)  Size: 742 KB
2016-04-12 001-36873
161567586
EFFECT  Documents Notice of Effectiveness
Acc-no: 9999999995-16-003995 (33 Act)  Size: 1 KB
2016-03-18 12:00:00 333-210038
161517433
424B3  Documents Prospectus [Rule 424(b)(3)]
Acc-no: 0001193125-16-510328 (33 Act)  Size: 296 KB
2016-03-18 333-210038
161516164
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001193125-16-507095 Size: 6 KB
2016-03-16
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-16-068403 Size: 152 KB
2016-03-15
S-1  Documents General form for registration of securities under the Securities Act of 1933
Acc-no: 0001193125-16-498412 (33 Act)  Size: 697 KB
2016-03-09 333-210038
161494664
S-8  Documents Securities to be offered to employees in employee benefit plans
Acc-no: 0001193125-16-498371 (33 Act)  Size: 351 KB
2016-03-09 333-210036
161494533
8-K  Documents Current report, items 1.01, 2.03, and 9.01
Acc-no: 0001193125-16-496809 (34 Act)  Size: 1 MB
2016-03-08 001-36873
161491752
8-K  Documents Current report, items 1.01, 7.01, and 9.01
Acc-no: 0001193125-16-481942 (34 Act)  Size: 32 KB
2016-02-26 001-36873
161461711
8-K  Documents Current report, items 7.01 and 9.01
Acc-no: 0001193125-16-472853 (34 Act)  Size: 53 KB
2016-02-23 001-36873
161447277
IRANNOTICE  Documents Notice of disclosure filed pursuant to Section 219 of the Iran Threat Reduction and Syria Human Rights Act of 2012 (Exchange Act Section 13(r)).
Acc-no: 0001193125-16-470368 (34 Act)  Size: 9 KB
2016-02-22 001-36873
161443363
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0001193125-16-470366 (34 Act)  Size: 18 MB
2016-02-22 001-36873
161443360
SC 13G  Documents Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001193125-16-465152 (34 Act)  Size: 239 KB
2016-02-16 005-88815
161427590
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000899140-16-001190 (34 Act)  Size: 146 KB
2016-02-16 005-88815
161425881
SC 13G  Documents Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001140361-16-052719 (34 Act)  Size: 113 KB
2016-02-16 005-88815
161424740
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001172661-16-002856 (34 Act)  Size: 108 KB
2016-02-16 005-88815
161423810
8-K  Documents Current report, items 2.02 and 9.01
Acc-no: 0001193125-16-458497 (34 Act)  Size: 285 KB
2016-02-11 001-36873
161407782
SC 13G  Documents Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000932471-16-011552 (34 Act)  Size: 39 KB
2016-02-10 005-88815
161404902
SC 13G  Documents Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001137774-16-000192 (34 Act)  Size: 9 KB
2016-02-03 005-88815
161384354
SC 13G  Documents Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000053417-16-000231 (34 Act)  Size: 8 KB
2016-02-03 005-88815
161383976
8-K  Documents Current report, items 5.02 and 9.01
Acc-no: 0001193125-16-432493 (34 Act)  Size: 36 KB
2016-01-19 001-36873
161348504
8-K  Documents Current report, items 5.02 and 9.01
Acc-no: 0001193125-15-402596 (34 Act)  Size: 186 KB
2015-12-14 001-36873
151286374
8-K  Documents Current report, items 8.01 and 9.01
Acc-no: 0001193125-15-393239 (34 Act)  Size: 40 KB
2015-12-02 001-36873
151264916
SC 13G  Documents Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000899140-15-000858 (34 Act)  Size: 155 KB
2015-11-19 005-88815
151243908
8-K  Documents Current report, items 1.01, 1.02, 2.03, and 9.01
Acc-no: 0001193125-15-382131 (34 Act)  Size: 199 KB
2015-11-19 001-36873
151243717
8-K  Documents Current report, item 1.01
Acc-no: 0001193125-15-370154 (34 Act)  Size: 17 KB
2015-11-06 001-36873
151209980
8-K  Documents Current report, items 7.01 and 9.01
Acc-no: 0001193125-15-365390 (34 Act)  Size: 575 KB
2015-11-04 001-36873
151195766
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001193125-15-364032 (34 Act)  Size: 10 MB
2015-11-03 001-36873
151193224
8-K  Documents Current report, items 2.02 and 9.01
Acc-no: 0001193125-15-363215 (34 Act)  Size: 307 KB
2015-11-03 001-36873
151192081
8-K  Documents Current report, item 8.01
Acc-no: 0001193125-15-286479 (34 Act)  Size: 15 KB
2015-08-11 001-36873
151044249
IRANNOTICE  Documents Notice of disclosure filed pursuant to Section 219 of the Iran Threat Reduction and Syria Human Rights Act of 2012 (Exchange Act Section 13(r)).
Acc-no: 0001193125-15-283790 (34 Act)  Size: 17 KB
2015-08-10 001-36873
151039129
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001193125-15-283773 (34 Act)  Size: 9 MB
2015-08-10 001-36873
151039115
424B4  Documents Prospectus [Rule 424(b)(4)]
Acc-no: 0001193125-15-281435 (33 Act)  Size: 5 MB
2015-08-07 333-205561
151034608
EFFECT  Documents Notice of Effectiveness
Acc-no: 9999999995-15-002185 (33 Act)  Size: 1 KB
2015-08-05 12:00:00 333-205561
151030884
S-1MEF  Documents Registration adding securities to prior Form S-1 registration [Rule 462(b)]
Acc-no: 0001193125-15-279317 (33 Act)  Size: 40 KB
2015-08-05 333-206124
151030728
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001193125-15-275112 Size: 19 KB
2015-08-03
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001193125-15-274865 Size: 15 KB
2015-08-03
S-1/A  Documents [Amend] General form for registration of securities under the Securities Act of 1933
Acc-no: 0001193125-15-274844 (33 Act)  Size: 5 MB
2015-08-03 333-205561
151022510
8-K  Documents Current report, items 2.02 and 9.01
Acc-no: 0001193125-15-274815 (34 Act)  Size: 290 KB
2015-08-03 001-36873
151022449
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-15-039575 Size: 139 KB
2015-07-31
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001193125-15-271789 Size: 360 KB
2015-07-31
S-1/A  Documents [Amend] General form for registration of securities under the Securities Act of 1933
Acc-no: 0001193125-15-271775 (33 Act)  Size: 5 MB
2015-07-31 333-205561
151017780
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-15-039189 Size: 172 KB
2015-07-29
CORRESP  Documents [Cover]Correspondence
Acc-no: 0000950123-15-007712 Size: 45 KB
2015-07-27
S-1/A  Documents [Amend] General form for registration of securities under the Securities Act of 1933
Acc-no: 0000950123-15-007706 (33 Act)  Size: 5 MB
2015-07-27 333-205561
151005868
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-15-038189 Size: 173 KB
2015-07-23