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 %
UBS AM
51
UBS AM
Illinois
$14.5M 552,806 -41,480 -7%
KCM
52
Kennedy Capital Management
Missouri
$14.3M 544,937 -113,051 -17%
Deutsche Bank
53
Deutsche Bank
Germany
$14.1M 535,602 +287,234 +116%
FIM
54
Foresters Investment Management
New York
$13.9M 528,700 +22,332 +4%
LW
55
Linscomb Wealth
Texas
$13.3M 507,000 -1,422 -0.3%
KCM
56
Kornitzer Capital Management
Kansas
$11.9M 453,302 +15,917 +4%
RHJA
57
Rice Hall James & Associates
California
$11.5M 439,128 +439,128 New
American Century Companies
58
American Century Companies
Missouri
$11.4M 435,119 +73,799 +20%
BA
59
Broadview Advisors
Wisconsin
$11.3M 428,719 -12,286 -3%
ACH
60
ArrowMark Colorado Holdings
Colorado
$11.2M 424,921 – –
RCM
61
Red Cedar Management
Utah
$10.7M 425,200 +121,000 +40%
Citadel Advisors
62
Citadel Advisors
Florida
$9.64M 367,141 +344,474 +1,520%
GGHC
63
Gilder Gagnon Howe & Co
New York
$9.07M 345,564 -116,276 -25%
Bank of America
64
Bank of America
North Carolina
$9.03M 343,957 +30,703 +10%
OAM
65
Oxford Asset Management
United Kingdom
$8.78M 333,813 +273,193 +451%
GACM
66
Global Alpha Capital Management
Quebec, Canada
$7.81M 297,573 +52,500 +21%
TCM
67
Tygh Capital Management
Oregon
$7.22M 274,896 -23,284 -8%
CAM
68
Cortina Asset Management
Wisconsin
$6.88M 261,916 +45,562 +21%
VCP
69
Vernier Capital Partners
New York
$6.83M 260,346 -21,000 -7%
PC
70
Pier Capital
Connecticut
$6.75M 257,170 +30,084 +13%
MWNA
71
Marshall Wace North America
New York
$6.37M 242,708 -149,697 -38%
Luther King Capital Management (LKCM)
72
Luther King Capital Management (LKCM)
Texas
$6.33M 241,020 -72,111 -23%
IAM
73
Impala Asset Management
Florida
$6M 228,631 -1,122,055 -83%
OCM
74
Osterweis Capital Management
California
$5.79M 220,425 +109,825 +99%
BPIM
75
Brant Point Investment Management
New York
$5.66M 215,586 +102,093 +90%
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