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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214 hedge funds and large institutions have $2.93B invested in Summit Materials, Inc. Class A Common Stock in 2019 Q4 according to their latest regulatory filings, with 48 funds opening new positions, 62 increasing their positions, 69 reducing their positions, and 18 closing their positions.

Holders
214
Holders Change
+30
Holders Change %
+16.3%
% of All Funds
4.23%
Holding in Top 10
2
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-60%
% of All Funds
0.04%
New
48
Increased
62
Reduced
69
Closed
18
Calls
$15.7M
Puts
$3.58M
Net Calls
+$12.1M
Net Calls Change
-$13.3M

Top Buyers

1
Nuveen Asset Management
1
Nuveen Asset Management
Illinois
$104M
2
Millennium Management
2
Millennium Management
New York
$70.4M
3
Jane Street
3
Jane Street
New York
$35.9M
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$172M
5
Citadel Advisors
5
Citadel Advisors
Florida
$52.7M

Top Sellers

1
SAM
1
Southeastern Asset Management
Tennessee
$0
2
Westfield Capital Management
2
Westfield Capital Management
Massachusetts
$0
3
SCM
3
Suvretta Capital Management
New York
$0
4
Janus Henderson Group
4
Janus Henderson Group
United Kingdom
$193M
5
HA
5
Homestead Advisers
Virginia
$9.14M
Name Market Value Shares Shares
Change 		Shares
Change %
Bank of Montreal
126
Bank of Montreal
Ontario, Canada
$486K 20,311 +4,340 +27%
JCA
127
Jade Capital Advisors
New Jersey
$478K 20,000 +20,000 New
CCB
128
Cutter & Co Brokerage
Missouri
$474K 19,850 -200 -1%
State Board of Administration of Florida Retirement System
129
State Board of Administration of Florida Retirement System
Florida
$454K 18,987 – –
Group One Trading
130
Group One Trading
Illinois
$451K 18,882 -17,358 -48%
MSL
131
Mackay Shields LLC
New York
$450K 18,800 +18,800 New
AB
132
Amalgamated Bank
New York
$440K 18,394 +1,337 +8%
IIM
133
Intact Investment Management
Quebec, Canada
$430K 18,000 +7,300 +68%
ECM
134
ExodusPoint Capital Management
New York
$406K 17,000 -971 -5%
QSS
135
Quantitative Systematic Strategies
Florida
$392K 16,392 +16,392 New
ProShare Advisors
136
ProShare Advisors
Maryland
$377K 15,761 +2,470 +19%
SG Americas Securities
137
SG Americas Securities
New York
$376K 15,713 -15,933 -50%
First Trust Advisors
138
First Trust Advisors
Illinois
$362K 15,149 -27,964 -65%
GCP
139
GSA Capital Partners
United Kingdom
$342K 14,303 +3,284 +30%
SSWM
140
Sheets Smith Wealth Management
North Carolina
$339K 14,195 -615 -4%
CC
141
Centiva Capital
New York
$337K 14,110 +14,110 New
ACM
142
AlphaCrest Capital Management
New York
$321K 13,451 -9,300 -41%
Russell Investments Group
143
Russell Investments Group
United Kingdom
$314K 13,177 – –
TI
144
Trexquant Investment
Connecticut
$301K 12,605 +12,605 New
HighTower Advisors
145
HighTower Advisors
Illinois
$298K 12,429 +179 +1%
BC
146
Barnett & Company
Tennessee
$284K 11,864 -9,394 -44%
QT
147
Quantamental Technologies
New York
$280K 11,702 -1,181 -9%
PRC
148
Pearl River Capital
Michigan
$280K 11,702 +11,592 +10,538%
GC
149
Guggenheim Capital
Illinois
$273K 11,441 -650 -5%
QT
150
Quantbot Technologies
New York
$271K 11,353 +11,353 New
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