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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258 hedge funds and large institutions have $4.77B invested in Summit Materials, Inc. Class A Common Stock in 2021 Q4 according to their latest regulatory filings, with 47 funds opening new positions, 92 increasing their positions, 88 reducing their positions, and 25 closing their positions.

Holders
258
Holders Change
+20
Holders Change %
+8.4%
% of All Funds
3.98%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.05%
New
47
Increased
92
Reduced
88
Closed
25
Calls
$39.2M
Puts
$8.38M
Net Calls
+$30.8M
Net Calls Change
+$5.36M

Top Buyers

1
Capital International Investors
1
Capital International Investors
California
$256M
2
IP
2
Interval Partners
New York
$13.1M
3
American Century Companies
3
American Century Companies
Missouri
$52.2M
4
CWM
4
Congress Wealth Management
Massachusetts
$11M
5
DCM
5
Driehaus Capital Management
Illinois
$42.8M

Top Sellers

1
Janus Henderson Group
1
Janus Henderson Group
United Kingdom
$136M
2
Franklin Resources
2
Franklin Resources
California
$153M
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$319M
4
Victory Capital Management
4
Victory Capital Management
Texas
$149M
5
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$225M
Name Market Value Shares Shares
Change 		Shares
Change %
Daiwa Securities Group
101
Daiwa Securities Group
Japan
$2.15M 53,600 +18,500 +53%
EI
102
EAM Investors
California
$2.03M 50,634 +50,634 New
HIS
103
Harvest Investment Services
Illinois
$1.94M 48,358 -17,282 -26%
Citigroup
104
Citigroup
New York
$1.91M 47,680 +17,782 +59%
AQR Capital Management
105
AQR Capital Management
Connecticut
$1.7M 42,230 -4,736 -10%
VA
106
Valmark Advisers
Ohio
$1.65M 40,970 -1,707 -4%
MIM
107
MetLife Investment Management
New Jersey
$1.63M 40,690 -2,754 -6%
Stifel Financial
108
Stifel Financial
Missouri
$1.56M 38,793 -1,487 -4%
SPIA
109
Steward Partners Investment Advisory
New York
$1.52M 37,831 +1,966 +5%
GT
110
Glenmede Trust
Pennsylvania
$1.49M 37,153 +1,975 +6%
ACM
111
AlphaCrest Capital Management
New York
$1.43M 35,639 +1,382 +4%
DIA
112
Dana Investment Advisors
Wisconsin
$1.39M 34,597 -3,552 -9%
KTA
113
Keeley-Teton Advisors
Illinois
$1.39M 34,582 +3,836 +12%
Allspring Global Investments
114
Allspring Global Investments
North Carolina
$1.37M 34,142 +34,142 New
SG Americas Securities
115
SG Americas Securities
New York
$1.32M 32,948 -1,904 -5%
ASRS
116
Arizona State Retirement System
Arizona
$1.28M 31,765 -204 -0.6%
State Board of Administration of Florida Retirement System
117
State Board of Administration of Florida Retirement System
Florida
$1.25M 31,175 -149 -0.5%
MLICM
118
Metropolitan Life Insurance Company (MetLife)
New York
$1.24M 30,974 – –
SAM
119
Sandbar Asset Management
United Kingdom
$1.18M 29,504 +29,504 New
RWA
120
River Wealth Advisors
Pennsylvania
$1.13M 28,183 +8,345 +42%
HSBC Holdings
121
HSBC Holdings
United Kingdom
$1.13M 28,105 +19,661 +233%
AIMCA
122
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$1.1M 27,425 +27,425 New
Natixis Advisors
123
Natixis Advisors
Massachusetts
$1.1M 27,272 +2,997 +12%
PI
124
PEAK6 Investments
Illinois
$1.06M 26,412 +16,479 +166%
ProShare Advisors
125
ProShare Advisors
Maryland
$1.04M 25,935 +10,686 +70%
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5
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