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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165 hedge funds and large institutions have $1.5B invested in Summit Materials, Inc. Class A Common Stock in 2016 Q3 according to their latest regulatory filings, with 32 funds opening new positions, 80 increasing their positions, 44 reducing their positions, and 22 closing their positions.

Holders
165
Holders Change
+10
Holders Change %
+6.45%
% of All Funds
4.41%
Holding in Top 10
3
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-40%
% of All Funds
0.08%
New
32
Increased
80
Reduced
44
Closed
22
Calls
$18.4M
Puts
$3.89M
Net Calls
+$14.5M
Net Calls Change
+$8.33M

Top Buyers

1
Citadel Advisors
1
Citadel Advisors
Florida
$53.7M
2
Point72 Asset Management
2
Point72 Asset Management
Connecticut
$57.1M
3
RCM
3
Roystone Capital Management
New York
$27.7M
4
Millennium Management
4
Millennium Management
New York
$35.5M
5
Adage Capital Partners
5
Adage Capital Partners
Massachusetts
$62.1M

Top Sellers

1
LHC
1
Lodge Hill Capital
New York
$0
2
TP
2
Theleme Partners
United Kingdom
$0
3
CIA
3
Caledonia Investments (Australia)
Australia
$0
4
Allianz Asset Management
4
Allianz Asset Management
Germany
$0
5
Federated Hermes
5
Federated Hermes
Pennsylvania
$9.08M
Name Market Value Shares Shares
Change 		Shares
Change %
SCA
101
Secor Capital Advisors
New York
$886K 47,774 -49,576 -51%
Legal & General Group
102
Legal & General Group
United Kingdom
$830K 44,485 +5,560 +14%
ZIM
103
Zacks Investment Management
Illinois
$819K 44,150 -1,493 -3%
D.E. Shaw & Co
104
D.E. Shaw & Co
New York
$782K 42,146 +42,146 New
Tudor Investment Corp
105
Tudor Investment Corp
Connecticut
$746K 40,219 +24,405 +154%
BPIM
106
Brant Point Investment Management
New York
$742K 40,000 -50,423 -56%
BG
107
BlackRock Group
United Kingdom
$734K 39,560 -19,805 -33%
AI
108
Axiom Investors
Connecticut
$717K 38,640 -48,931 -56%
Barclays
109
Barclays
United Kingdom
$703K 37,871 +3,930 +12%
AIG
110
American International Group
New York
$676K 36,465 +55 +0.2%
OC
111
Oppenheimer & Co
New York
$653K 35,200 +2,000 +6%
First Trust Advisors
112
First Trust Advisors
Illinois
$645K 34,762 -93,865 -73%
GCP
113
GSA Capital Partners
United Kingdom
$620K 33,412 +33,412 New
CC
114
Cipher Capital
New York
$555K 29,906 +29,906 New
NJBEST
115
New Jersey Better Educational Savings Trust
New Jersey
$501K 27,000 +27,000 New
PCMI
116
Princeton Capital Management Inc
New Jersey
$482K 25,967 +10,301 +66%
T. Rowe Price Associates
117
T. Rowe Price Associates
Maryland
$435K 23,435 +2,000 +9%
WBC
118
Westpac Banking Corp
Australia
$433K 23,321 +3,133 +16%
PG
119
PEAK6 Group
Illinois
$425K 22,926 +22,926 New
Prudential Financial
120
Prudential Financial
New Jersey
$400K 21,523 +469 +2%
WIM
121
Weitz Investment Management
Nebraska
$390K 21,000 – –
Two Sigma Investments
122
Two Sigma Investments
New York
$345K 18,600 -100,522 -84%
LPL Financial
123
LPL Financial
California
$332K 17,996 -478 -3%
FRM
124
Fox Run Management
Connecticut
$330K 17,800 -2,200 -11%
Two Sigma Advisers
125
Two Sigma Advisers
New York
$314K 16,901 -6,200 -27%
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