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 $3.48B invested in Summit Materials, Inc. Class A Common Stock in 2017 Q2 according to their latest regulatory filings, with 31 funds opening new positions, 89 increasing their positions, 75 reducing their positions, and 37 closing their positions.

Holders
211
Holders Change
-7
Holders Change %
-3.21%
% of All Funds
5.27%
Holding in Top 10
5
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.12%
New
31
Increased
89
Reduced
75
Closed
37
Calls
$12.1M
Puts
$819K
Net Calls
+$11.3M
Net Calls Change
-$10.7M

Top Buyers

1
Janus Henderson Group
1
Janus Henderson Group
United Kingdom
$122M
2
TBC
2
Three Bays Capital
Massachusetts
$75.9M
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$87M
4
PI
4
Putnam Investments
Massachusetts
$68.9M
5
Westfield Capital Management
5
Westfield Capital Management
Massachusetts
$86.3M

Top Sellers

1
Citadel Advisors
1
Citadel Advisors
Florida
$12.7M
2
BlackRock
2
BlackRock
New York
$190M
3
RCM
3
Roystone Capital Management
New York
$3.17M
4
MCM
4
Melvin Capital Management
New York
$72.2M
5
LW
5
Linscomb Wealth
Texas
$14.5M
Name Market Value Shares Shares
Change 		Shares
Change %
TCM
101
Timpani Capital Management
Wisconsin
$4.51M 156,164 +10,169 +7%
RA
102
Royce & Associates
New York
$4.47M 154,780 -34,000 -18%
ACM
103
Argent Capital Management
Missouri
$4.39M 152,095 -11,250 -7%
IECM
104
Intrinsic Edge Capital Management
Illinois
$4.37M 151,196 +151,196 New
CRC
105
Curi RMB Capital
Illinois
$4.35M 150,731 +15,076 +11%
First Trust Advisors
106
First Trust Advisors
Illinois
$4.27M 147,795 +100,244 +211%
TPCM
107
Three Peaks Capital Management
Colorado
$4.24M 146,979 -6,045 -4%
Federated Hermes
108
Federated Hermes
Pennsylvania
$4.18M 144,883 -274,734 -65%
RJA
109
Raymond James & Associates
Florida
$4.18M 144,774 +6,728 +5%
FP
110
Foundry Partners
Minnesota
$3.79M 131,388 +131,388 New
State of Tennessee, Department of Treasury
111
State of Tennessee, Department of Treasury
Tennessee
$3.71M 128,432 +28,432 +28%
AAM
112
Advisors Asset Management
Colorado
$3.47M 120,202 +9,788 +9%
AI
113
Axiom Investors
Connecticut
$3.43M 118,779 +58,978 +99%
RhumbLine Advisers
114
RhumbLine Advisers
Massachusetts
$3.42M 118,426 -4,255 -3%
Voloridge Investment Management
115
Voloridge Investment Management
Florida
$3.39M 117,305 +99,756 +568%
ACM
116
Atika Capital Management
New York
$3.32M 115,000 – –
RCM
117
Roystone Capital Management
New York
$3.17M 109,701 -940,785 -90%
SC
118
Skylands Capital
Wisconsin
$3.1M 107,400 -31,406 -23%
EI
119
EAM Investors
California
$3.01M 104,183 -7,465 -7%
Natixis Advisors
120
Natixis Advisors
Massachusetts
$3.01M 104,188 +104,188 New
LAM
121
Lapides Asset Management
Connecticut
$3M 103,832 -200 -0.2%
AR
122
Advisory Research
Illinois
$2.96M 102,610 +4,405 +4%
AQR Capital Management
123
AQR Capital Management
Connecticut
$2.86M 98,931 +14,753 +18%
BCFA
124
BP Capital Fund Advisors
Texas
$2.74M 94,970 -33,745 -26%
EIM
125
Essex Investment Management
Massachusetts
$2.7M 93,550 -3,498 -4%
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