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 %
HCM
76
Highbridge Capital Management
New York
$972K 51,801 +51,801 New
Tudor Investment Corp
77
Tudor Investment Corp
Connecticut
$967K 51,505 +51,505 New
PPA
78
Parametric Portfolio Associates
Washington
$912K 48,604 +24,408 +101%
California State Teachers Retirement System (CalSTRS)
79
California State Teachers Retirement System (CalSTRS)
California
$872K 46,473 -200 -0.4%
Neuberger Berman Group
80
Neuberger Berman Group
New York
$867K 46,208 -50,771 -52%
D.E. Shaw & Co
81
D.E. Shaw & Co
New York
$774K 41,217 -146,461 -78%
AI
82
Axiom Investors
Connecticut
$760K 40,515 -36,010 -47%
TA
83
Teachers Advisors
New York
$743K 39,605 +2,500 +7%
Squarepoint
84
Squarepoint
New York
$704K 37,500 +37,500 New
SCM
85
Sterling Capital Management
North Carolina
$667K 35,524 +35,524 New
NI
86
Numeric Investors
Massachusetts
$661K 35,200 +35,200 New
CS
87
Credit Suisse
Switzerland
$475K 25,295 -14,506 -36%
NCM
88
Newland Capital Management
New York
$469K 25,000 +25,000 New
New York State Common Retirement Fund
89
New York State Common Retirement Fund
New York
$460K 24,500 +8,156 +50%
HI
90
HBK Investments
Texas
$447K 23,837 +23,837 New
RhumbLine Advisers
91
RhumbLine Advisers
Massachusetts
$408K 21,725 +920 +4%
MLICM
92
Metropolitan Life Insurance Company (MetLife)
New York
$351K 18,721 -1,917 -9%
BA
93
BlackRock Advisors
Delaware
$350K 18,644 +5,726 +44%
NFA
94
Nationwide Fund Advisors
Ohio
$310K 16,541 – –
Fifth Third Bancorp
95
Fifth Third Bancorp
Ohio
$300K 15,991 +5,031 +46%
NIT
96
NumerixS Investment Technologies
British Columbia, Canada
$291K 15,500 +15,500 New
AIG
97
American International Group
New York
$281K 14,992 +17 +0.1%
Allianz Asset Management
98
Allianz Asset Management
Germany
$276K 14,721 -885 -6%
LA
99
LVW Advisors
New York
$213K 11,327 -2,000 -15%
CSS
100
Cubist Systematic Strategies
Connecticut
$212K 11,271 -27,703 -71%
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4
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