SUM

Summit Materials, Inc. Class A Common Stock
SUM

Overview Fund Activity
Delisted

SUM was delisted on the 10th of February, 2025.

Back to rankings

229 hedge funds and large institutions have $3.73B invested in Summit Materials, Inc. Class A Common Stock in 2018 Q1 according to their latest regulatory filings, with 24 funds opening new positions, 79 increasing their positions, 100 reducing their positions, and 23 closing their positions.

Holders
229
Holders Change
+1
Holders Change %
+0.44%
% of All Funds
5.26%
Holding in Top 10
9
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+28.57%
% of All Funds
0.21%
New
24
Increased
79
Reduced
100
Closed
23
Calls
$7.4M
Puts
$1.59M
Net Calls
+$5.81M
Net Calls Change
-$2.92M

Top Buyers

1
Holocene Advisors
1
Holocene Advisors
New York
$58.6M
2
Wellington Management Group
2
Wellington Management Group
Massachusetts
$74.3M
3
CCM
3
Clearfield Capital Management
New York
$20.1M
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$245M
5
LM
5
Luminus Management
Texas
$45.5M

Top Sellers

1
TBC
1
Three Bays Capital
Massachusetts
$80.5M
2
LCS
2
Levin Capital Strategies
New York
$42.5M
3
Renaissance Technologies
3
Renaissance Technologies
New York
$0
4
BA
4
Boston Advisors
Massachusetts
$603K
5
Deutsche Bank
5
Deutsche Bank
Germany
$7.52M
Name Market Value Shares Shares
Change 		Shares
Change %
CS
101
Credit Suisse
Switzerland
$3.32M 109,560 +2,792 +3%
Natixis Advisors
102
Natixis Advisors
Massachusetts
$3.31M 109,250 -3,159 -3%
LCG
103
Lisanti Capital Growth
New York
$3.26M 107,557 +17,119 +19%
PMAM
104
Picton Mahoney Asset Management
Ontario, Canada
$3.25M 107,360 -53,856 -33%
RhumbLine Advisers
105
RhumbLine Advisers
Massachusetts
$3.14M 103,744 -934 -0.9%
LAM
106
Lapides Asset Management
Connecticut
$3.02M 99,707 – –
EMR
107
Errol M. Rudman
$2.94M 97,000 +97,000 New
Hudson Bay Capital Management
108
Hudson Bay Capital Management
Connecticut
$2.78M 91,775 +91,775 New
VOYA Investment Management
109
VOYA Investment Management
Georgia
$2.74M 90,508 -955 -1%
MAG
110
Millrace Asset Group
Pennsylvania
$2.73M 90,000 +19,021 +27%
BCFA
111
BP Capital Fund Advisors
Texas
$2.6M 85,742 -7,904 -8%
Macquarie Group
112
Macquarie Group
Australia
$2.55M 84,142 +17,040 +25%
1CM
113
1492 Capital Management
Wisconsin
$2.54M 83,898 -3,160 -4%
Manulife (Manufacturers Life Insurance)
114
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$2.47M 81,475 -2,186 -3%
Ohio Public Employees Retirement System (OPERS)
115
Ohio Public Employees Retirement System (OPERS)
Ohio
$2.32M 76,668 -11,713 -13%
FP
116
Foundry Partners
Minnesota
$2.31M 76,154 +477 +0.6%
EGM
117
Engineers Gate Manager
New York
$2.28M 75,283 +60,696 +416%
AIG
118
American International Group
New York
$2.14M 70,764 -4,827 -6%
QIM
119
Quantitative Investment Management
Virginia
$2.12M 70,000 -151,000 -68%
MSTVIM
120
Messner & Smith Theme Value Investment Management
California
$2.1M 69,383 +5,339 +8%
UBS Group
121
UBS Group
Switzerland
$2.07M 68,303 -4,840 -7%
LMIM
122
Lockheed Martin Investment Management
Maryland
$1.96M 64,648 – –
DCM
123
Driehaus Capital Management
Illinois
$1.92M 63,315 +63,315 New
ARTA
124
A.R.T. Advisors
New York
$1.91M 63,235 -7,700 -11%
AR
125
Advisory Research
Illinois
$1.89M 62,533 -17,573 -22%
3 4
5
6 7