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.

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

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
$116M
2
MCM
Melvin Capital Management
New York
$0
3
Victory Capital Management
Victory Capital Management
Texas
$20M
4
IAM
Impala Asset Management
Florida
$6M
5
AIM
Artemis Investment Management
United Kingdom
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
KC
126
Kingfisher Capital
North Carolina
$1.12M -$43.3K -1,677 -4%
NSEDCP
127
NJ State Employees Deferred Compensation Plan
New Jersey
$1.05M +$578K +22,374 +122%
Legal & General Group
128
Legal & General Group
United Kingdom
$1.03M -$172K -6,675 -14%
TU
129
TDAM USA
Ontario, Canada
$1.01M -$252K -9,772 -20%
Barclays
130
Barclays
United Kingdom
$975K -$444K -17,228 -31%
MLICM
131
Metropolitan Life Insurance Company (MetLife)
New York
$944K +$16.9K +655 +2%
PCM
132
Princeton Capital Management
New Jersey
$879K +$84.1K +3,256 +11%
TRSOTSOK
133
Teachers Retirement System of the State of Kentucky
Kentucky
$867K – – –
First Trust Advisors
134
First Trust Advisors
Illinois
$815K -$3.73M -144,634 -82%
T. Rowe Price Associates
135
T. Rowe Price Associates
Maryland
$809K +$170K +6,568 +27%
SCM
136
Suffolk Capital Management
New York
$799K +$799K +30,938 New
GXMC
137
Global X Management Company
New York
$703K +$107K +4,136 +18%
Walleye Trading
138
Walleye Trading
New York
$699K +$312K +12,105 +81%
CC
139
Cipher Capital
New York
$678K +$678K +26,273 New
AAP
140
Ardsley Advisory Partners
Connecticut
$657K +$657K +25,425 New
Teacher Retirement System of Texas
141
Teacher Retirement System of Texas
Texas
$588K -$52.9K -2,048 -8%
Simplex Trading
142
Simplex Trading
Illinois
$570K +$551K +21,367 +2,943%
State of New Jersey Common Pension Fund D
143
State of New Jersey Common Pension Fund D
New Jersey
$532K – – –
NJBEST
144
New Jersey Better Educational Savings Trust
New Jersey
$525K +$525K +20,340 New
PCM
145
Prelude Capital Management
New York
$517K +$517K +20,029 New
NERM
146
New England Research & Management
Illinois
$515K -$7.97K -309 -2%
Baird Financial Group
147
Baird Financial Group
Wisconsin
$486K -$671 -26 -0.1%
State Board of Administration of Florida Retirement System
148
State Board of Administration of Florida Retirement System
Florida
$461K +$4.46K +173 +1%
XK
149
Xact Kapitalforvaltning
Sweden
$461K +$86.6K +3,357 +23%
USAA
150
United Services Automobile Association
Texas
$452K – – –
4 5
6
7 8