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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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.

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

Top Sellers

1
TBC
Three Bays Capital
Massachusetts
$80.5M
2
LCS
Levin Capital Strategies
New York
$42.5M
3
Renaissance Technologies
Renaissance Technologies
New York
$0
4
BA
Boston Advisors
Massachusetts
$603K
5
Deutsche Bank
Deutsche Bank
Germany
$7.52M
Name Holding Trade Value Shares
Change 		Shares
Change %
OAM
126
Oxford Asset Management
United Kingdom
$1.84M +$1.39M +46,526 +308%
RA
127
Royce & Associates
New York
$1.76M -$3M -100,683 -63%
DC
128
Davenport & Co
Virginia
$1.75M +$79.4K +2,666 +5%
EIM
129
Essex Investment Management
Massachusetts
$1.69M -$1.04M -34,946 -38%
BC
130
Barnett & Company
Tennessee
$1.65M -$15.4K -516 -0.9%
Barclays
131
Barclays
United Kingdom
$1.64M +$9.35K +314 +0.6%
MAP
132
Moody Aldrich Partners
Massachusetts
$1.59M +$375K +12,612 +31%
MIM
133
MetLife Investment Management
New Jersey
$1.55M – – –
TU
134
TDAM USA
Ontario, Canada
$1.45M -$120K -4,015 -8%
Susquehanna International Group
135
Susquehanna International Group
Pennsylvania
$1.45M -$3.63M -121,827 -71%
Legal & General Group
136
Legal & General Group
United Kingdom
$1.39M -$71.4K -2,398 -5%
KC
137
Kingfisher Capital
North Carolina
$1.34M +$17.7K +596 +1%
CAM
138
Covenant Asset Management
New Jersey
$1.31M -$21.8K -733 -2%
MLICM
139
Metropolitan Life Insurance Company (MetLife)
New York
$1.07M +$18.5K +622 +2%
PVAM
140
Pacific View Asset Management
California
$1.04M +$322K +10,811 +45%
TRSOTSOK
141
Teachers Retirement System of the State of Kentucky
Kentucky
$1M – – –
BNP Paribas Financial Markets
142
BNP Paribas Financial Markets
France
$976K +$269K +9,023 +38%
RJA
143
Raymond James & Associates
Florida
$948K -$5.44M -182,649 -85%
PCM
144
Princeton Capital Management
New Jersey
$917K +$81.4K +2,733 +10%
LPL Financial
145
LPL Financial
California
$905K +$629K +21,121 +228%
SG Americas Securities
146
SG Americas Securities
New York
$887K +$735K +24,693 +484%
MF
147
Magnetar Financial
Illinois
$879K +$474K +15,916 +117%
Capital Fund Management (CFM)
148
Capital Fund Management (CFM)
France
$772K +$772K +25,934 New
BCM
149
Bayesian Capital Management
New York
$772K +$772K +25,934 New
EMG
150
Ellington Management Group
Connecticut
$760K +$760K +25,527 New
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