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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228 hedge funds and large institutions have $3.95B invested in Summit Materials, Inc. Class A Common Stock in 2017 Q4 according to their latest regulatory filings, with 38 funds opening new positions, 124 increasing their positions, 62 reducing their positions, and 23 closing their positions.

Holders
228
Holders Change
+13
Holders Change %
+6.05%
% of All Funds
5.18%
Holding in Top 10
7
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-30%
% of All Funds
0.16%
New
38
Increased
124
Reduced
62
Closed
23
Calls
$10.8M
Puts
$2.04M
Net Calls
+$8.73M
Net Calls Change
+$5.57M

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$236M
2
PI
2
Putnam Investments
Massachusetts
$115M
3
Renaissance Technologies
3
Renaissance Technologies
New York
$23.9M
4
Holocene Advisors
4
Holocene Advisors
New York
$22M
5
Jennison Associates
5
Jennison Associates
New York
$183M

Top Sellers

1
Deutsche Bank
1
Deutsche Bank
Germany
$20.1M
2
CCM
2
Clearfield Capital Management
New York
$0
3
HCM
3
Highfields Capital Management
Massachusetts
$0
4
Janus Henderson Group
4
Janus Henderson Group
United Kingdom
$164M
5
IAM
5
Impala Asset Management
Florida
$38.7M
Name Market Value Shares Shares
Change 		Shares
Change %
ACM
101
Argent Capital Management
Missouri
$3.69M 115,421 -37,624 -25%
CIC
102
Chilton Investment Company
Connecticut
$3.63M 115,476 +115,476 New
BPIM
103
Brant Point Investment Management
New York
$3.55M 112,906 -60,594 -35%
Natixis Advisors
104
Natixis Advisors
Massachusetts
$3.53M 112,409 -3,640 -3%
CS
105
Credit Suisse
Switzerland
$3.36M 106,768 -439,929 -80%
RhumbLine Advisers
106
RhumbLine Advisers
Massachusetts
$3.29M 104,678 -17,297 -14%
CRC
107
Curi RMB Capital
Illinois
$3.18M 101,127 -54,439 -35%
LAM
108
Lapides Asset Management
Connecticut
$3.14M 99,707 +1,375 +1%
BCM
109
Blockhouse Capital Management
New York
$3.07M 97,600 +97,600 New
BCFA
110
BP Capital Fund Advisors
Texas
$2.94M 93,646 +9,819 +12%
VOYA Investment Management
111
VOYA Investment Management
Georgia
$2.88M 91,463 +7,452 +9%
LCG
112
Lisanti Capital Growth
New York
$2.84M 90,438 +23,053 +34%
EIM
113
Essex Investment Management
Massachusetts
$2.84M 90,213 +986 +1%
Ohio Public Employees Retirement System (OPERS)
114
Ohio Public Employees Retirement System (OPERS)
Ohio
$2.78M 88,381 +13,818 +19%
Parallax Volatility Advisers
115
Parallax Volatility Advisers
California
$2.77M 88,041 +88,041 New
1CM
116
1492 Capital Management
Wisconsin
$2.74M 87,058 +709 +0.8%
Manulife (Manufacturers Life Insurance)
117
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$2.63M 83,661 +2,760 +3%
TCM
118
Timpani Capital Management
Wisconsin
$2.61M 83,015 -77,843 -48%
AR
119
Advisory Research
Illinois
$2.52M 80,106 -25,551 -24%
EI
120
EAM Investors
California
$2.52M 80,085 +82 +0.1%
AC
121
Ascend Capital
California
$2.41M 76,759 +76,759 New
FP
122
Foundry Partners
Minnesota
$2.38M 75,677 -55,351 -42%
AIG
123
American International Group
New York
$2.38M 75,591 +3,795 +5%
OCM
124
Osterweis Capital Management
California
$2.33M 73,990 +73,990 New
UBS Group
125
UBS Group
Switzerland
$2.3M 73,143 +2,079 +3%
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