SUM

Summit Materials, Inc. Class A Common Stock
SUM

Overview Fund Activity
Delisted

SUM was delisted on the 10th of February, 2025.

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211 hedge funds and large institutions have $3.32B invested in Summit Materials, Inc. Class A Common Stock in 2018 Q2 according to their latest regulatory filings, with 28 funds opening new positions, 86 increasing their positions, 75 reducing their positions, and 44 closing their positions.

Holders
211
Holders Change
-18
Holders Change %
-7.86%
% of All Funds
4.84%
Holding in Top 10
5
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-44.44%
% of All Funds
0.11%
New
28
Increased
86
Reduced
75
Closed
44
Calls
$22.2M
Puts
$5.85M
Net Calls
+$16.4M
Net Calls Change
+$10.6M

Top Buyers

1
CTA
1
Carillon Tower Advisers
Florida
$50.4M
2
EAM
2
Eagle Asset Management
Florida
$75.5M
3
TBC
3
Three Bays Capital
Massachusetts
$115M
4
Adage Capital Partners
4
Adage Capital Partners
Massachusetts
$128M
5
Janus Henderson Group
5
Janus Henderson Group
United Kingdom
$154M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$116M
2
MCM
2
Melvin Capital Management
New York
$0
3
Victory Capital Management
3
Victory Capital Management
Texas
$20M
4
IAM
4
Impala Asset Management
Florida
$6M
5
AIM
5
Artemis Investment Management
United Kingdom
$0
Name Market Value Shares Shares
Change 		Shares
Change %
HCM
76
Highbridge Capital Management
New York
$5.53M 210,672 +34,123 +19%
NCGI
77
Next Century Growth Investors
Minnesota
$5.44M 207,329 -14,932 -7%
California Public Employees Retirement System
78
California Public Employees Retirement System
California
$5.3M 201,939 -9,561 -5%
Wells Fargo
79
Wells Fargo
California
$5.11M 194,510 -61,773 -24%
Swiss National Bank
80
Swiss National Bank
Switzerland
$5.09M 193,959 +3,800 +2%
IP
81
Interval Partners
New York
$5.03M 191,457 -50,949 -21%
WIM
82
Weitz Investment Management
Nebraska
$4.86M 185,000 +185,000 New
FWC
83
First Washington Corp
Washington
$4.77M 181,709 +39,990 +28%
California State Teachers Retirement System (CalSTRS)
84
California State Teachers Retirement System (CalSTRS)
California
$4.51M 171,650 +3,058 +2%
BCP
85
Berylson Capital Partners
Massachusetts
$4.39M 167,300 +167,300 New
PPA
86
Parametric Portfolio Associates
Washington
$4.24M 161,467 -60,030 -27%
Millennium Management
87
Millennium Management
New York
$4.21M 160,481 -188,274 -54%
GLAM
88
Gardner Lewis Asset Management
Pennsylvania
$3.98M 151,456 -12,800 -8%
AAM
89
Advisors Asset Management
Colorado
$3.95M 150,503 -1,396 -0.9%
CANY
90
Caxton Associates (New York)
New York
$3.94M 150,000 +150,000 New
NIP
91
Nicholas Investment Partners
California
$3.92M 149,317 +920 +0.6%
New York State Common Retirement Fund
92
New York State Common Retirement Fund
New York
$3.6M 137,096 -240,271 -64%
State of Tennessee, Department of Treasury
93
State of Tennessee, Department of Treasury
Tennessee
$3.42M 130,230 – –
CRC
94
Curi RMB Capital
Illinois
$3.22M 122,491 -10,558 -8%
ACM
95
Argent Capital Management
Missouri
$3.04M 115,940 – –
RhumbLine Advisers
96
RhumbLine Advisers
Massachusetts
$2.9M 110,611 +6,867 +7%
BCFA
97
BP Capital Fund Advisors
Texas
$2.71M 103,203 +17,461 +20%
LAM
98
Lapides Asset Management
Connecticut
$2.62M 99,707 – –
CS
99
Credit Suisse
Switzerland
$2.62M 99,690 -9,870 -9%
CIC
100
Chilton Investment Company
Connecticut
$2.61M 99,275 +99,275 New
2 3
4
5 6