Insider Holders & Insider Ownership - Summit Materials Inc. (SUM)

List of insiders holdings for Summit Materials Inc.:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Insider Holder NameReport
Date Time		Shares Owned
Directly
Indirectly		Total
Shares Owned		Filing
Grupo Argos S.A.
Cementos Argos S.A.
Argos SEM LLC
Valle Cement Investments Inc.
Director
10% Owner		2024-01-26 16:54:460
54,720,001		54,720,001Form 3/A
BARCLAYS PLC
10% Owner		2016-07-25 21:00:560
13,958,332		13,958,332Form 4
LONGLEAF PARTNERS FUNDS TRUST
10% Owner		2019-06-17 14:42:0412,699,444
0		12,699,444Form 3
SOUTHEASTERN ASSET MANAGEMENT INC
10% Owner		2019-12-10 16:00:145,117,610
0		5,117,610Form 13G
Hill Thomas W.
President & CEO		2020-07-22 18:00:32468,372
226,969		695,341Form 4
Noonan Anne P
President & CEO		2024-03-08 20:21:29330,873
0		330,873Form 4
Harris Brian James
EVP & Chief Financial Officer		2023-03-01 17:40:00235,581
0		235,581Form 4
Kennedy Michael N.
Sr. V.P. Finance		2016-12-16 16:56:55201,449
0		201,449Form 4
Kilgore Jason
See Remarks		2024-03-08 20:22:5873,833
108,642		182,475Form 4
Murphy Damian John
EVP & East Division President		2017-12-13 20:10:04156,001
1848		157,849Form 4
Rauh Douglas Charles
See Remarks		2017-11-03 18:02:14107,917
0		107,917Form 4
Benedict Anne Lee
See Remarks		2021-03-22 21:20:0073,585
0		73,585Form 4
Gaskill Christopher Burke
See Remarks		2024-03-08 20:21:0253,027
0		53,027Form 4
Brady Michael John
See Remarks		2021-03-02 19:25:5248,307
0		48,307Form 4
Anderson Karli S.
See Remarks		2024-03-08 20:23:1243,322
0		43,322Form 4
Beck Thomas A.
See Remarks		2019-03-04 20:00:4141,837
0		41,837Form 4
Anderson Craig Scott
EVP & Chief Financial Officer		2024-03-08 20:24:2238,058
0		38,058Form 4
Watson Karl
EVP & Chief Operating Officer		2019-03-04 20:03:2628,602
0		28,602Form 4
GARDNER TED A
Director		2020-03-03 21:38:1728,080
0		28,080Form 4
MURPHY JOHN RAYMOND
Director		2023-10-02 20:04:1121,499
0		21,499Form 4
Loomes David
See Remarks		2024-03-08 20:24:1013,974
0		13,974Form 4
Ghelani Kekin
Chief Strategy&Growth Officer		2024-03-08 20:22:2013,281
0		13,281Form 4
MacMillan Deon
See Remarks		2022-03-11 16:20:5312,923
0		12,923Form 4
DePriest Charles
See remarks		2024-03-08 20:22:4611,083
0		11,083Form 4
Moore Marshall D
See Remarks		2024-03-08 20:22:358191
0		8191Form 4
SIMPKINS NEIL P
Director		2018-03-01 21:02:108092
0		8092Form 4
Evans Mikel Shane
See Remarks		2019-11-05 17:02:056288
0		6288Form 4
Gill Kevin A
See Remarks		2017-02-28 20:22:266076
0		6076Form 4
Moshouris Irene
Director		2024-03-08 20:25:013341
0		3341Form 4
CANTIE JOSEPH S
Director		2024-03-08 20:23:373341
0		3341Form 4
Ellerbusch Susan A
Director		2024-03-08 20:23:483341
0		3341Form 4
Cooney Anne M
Director		2024-03-08 20:23:593341
0		3341Form 4
LANCE HOWARD L
Director		2024-03-08 20:24:363341
0		3341Form 4
VELASQUEZ JORGE MARIO
Director		2024-03-08 20:24:503341
0		3341Form 4
Calle Juan Esteban
Director		2024-03-08 20:22:083341
0		3341Form 4
Wade Anne K.
Director		2024-03-08 20:21:553341
0		3341Form 4
Oates-Forney Tamla
Director		2024-03-08 20:21:423341
0		3341Form 4
WUNNING STEVEN H
Director		2024-03-08 20:21:143341
0		3341Form 4
Frantz Brian D
See Remarks		2024-03-08 20:23:242839
0		2839Form 4
Kahr Julia
Director		2015-03-12 20:24:000
0		0Form 3
Blackstone Capital Partners (Delaware) V-NQ L.P.
Blackstone Capital Partners (Delaware) NQ V-AC L.P.
Summit BCP Intermediate Holdings L.P.
Summit BCP Intermediate Holdings GP Ltd.
Blackstone Family Investment Partnership (Delaware) V-NQ L.P.
Blackstone Participation Partnership (Delaware) V-NQ L.P.
Blackstone Management Associates (Cayman) V-NQ L.P.
BCP V-NQ GP L.L.C.
Blackstone LR Associates (Cayman) V-NQ Ltd.
10% Owner		2016-11-18 18:00:540
0		0Form 4
Blackstone Holdings II L.P.
Blackstone Holdings I
Blackstone Group L.P.
Blackstone Group Management L.L.C.
SCHWARZMAN STEPHEN A
10% Owner		2017-02-14 14:45:320
0		0Form 13G