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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120 hedge funds and large institutions have $920M invested in Summit Materials, Inc. Class A Common Stock in 2015 Q3 according to their latest regulatory filings, with 34 funds opening new positions, 64 increasing their positions, 19 reducing their positions, and 14 closing their positions.

Holders
120
Holders Change
+18
Holders Change %
+17.65%
% of All Funds
3.35%
Holding in Top 10
3
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+200%
% of All Funds
0.08%
New
34
Increased
64
Reduced
19
Closed
14
Calls
$161K
Puts
$5.9M
Net Calls
-$5.74M
Net Calls Change
-$5.65M

Top Buyers

1
BAMCO Inc
1
BAMCO Inc
New York
$66.5M
2
Goldman Sachs
2
Goldman Sachs
New York
$35.7M
3
Alyeska Investment Group
3
Alyeska Investment Group
Illinois
$34.2M
4
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$36.7M
5
Jennison Associates
5
Jennison Associates
New York
$57M

Top Sellers

1
BIM
1
Bogle Investment Management
Massachusetts
$0
2
ECM
2
Element Capital Management
New York
$0
3
CPIM
3
Columbia Partners Investment Management
Virginia
$0
4
D.E. Shaw & Co
4
D.E. Shaw & Co
New York
$774K
5
Morgan Stanley
5
Morgan Stanley
New York
$1.05M
Name Market Value Shares Shares
Change 		Shares
Change %
TCM
26
TimesSquare Capital Management
New York
$11.7M 625,000 -14,400 -2%
BFA
27
BlackRock Fund Advisors
California
$11.4M 607,182 +1,012 +0.2%
ZC
28
Zelman Capital
Ohio
$9.79M 521,375 +228,561 +78%
CAM
29
Cortina Asset Management
Wisconsin
$9.41M 501,099 +501,099 New
Bank of Montreal
30
Bank of Montreal
Ontario, Canada
$8.7M 463,548 +138,686 +43%
LM
31
Luminus Management
Texas
$8.44M 449,423 +449,423 New
State of New Jersey Common Pension Fund D
32
State of New Jersey Common Pension Fund D
New Jersey
$7.7M 410,000 -25,000 -6%
O
33
OppenheimerFunds
New York
$7.51M 400,084 +400,084 New
State Street
34
State Street
Massachusetts
$7.16M 381,344 +106,482 +39%
Marshall Wace
35
Marshall Wace
United Kingdom
$7.04M 374,877 +374,877 New
Loomis, Sayles & Company
36
Loomis, Sayles & Company
Massachusetts
$7.01M 373,607 +94,752 +34%
SAM
37
Scopus Asset Management
New York
$6.86M 365,460 +365,460 New
CM
38
Castleark Management
Illinois
$6.32M 336,905 +336,905 New
GGHC
39
Gilder Gagnon Howe & Co
New York
$5.77M 307,536 +170,316 +124%
Northern Trust
40
Northern Trust
Illinois
$5.67M 301,885 +170,071 +129%
American Century Companies
41
American Century Companies
Missouri
$4.84M 257,940 +27,466 +12%
Geode Capital Management
42
Geode Capital Management
Massachusetts
$4.47M 238,130 +91,966 +63%
PC
43
Passport Capital
California
$4.32M 230,000 +80,000 +53%
HCM
44
Hodges Capital Management
Texas
$3.76M 200,500 +122,500 +157%
VBCP
45
Vollero Beach Capital Partners
New York
$3.62M 192,708 -27,666 -13%
EAM
46
Eagle Asset Management
Florida
$3.38M 180,006 +180,006 New
BCM
47
BlueMar Capital Management
Florida
$3.17M 168,695 +168,695 New
BCM
48
BlueCrest Capital Management
Jersey
$3.02M 160,922 +160,922 New
ACM
49
Atika Capital Management
New York
$3M 160,000 +99,000 +162%
Deutsche Bank
50
Deutsche Bank
Germany
$2.83M 150,769 +124,289 +469%
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