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 %
TWA
226
TCI Wealth Advisors
Arizona
$1K – – –
APP
227
Avantax Planning Partners
Iowa
$1K +$1K +38 New
Renaissance Technologies
228
Renaissance Technologies
New York
– -$23.9M -772,617 Closed
CIC
229
Chilton Investment Company
Connecticut
– -$3.63M -117,439 Closed
BCM
230
Blockhouse Capital Management
New York
– -$3.07M -99,259 Closed
Parallax Volatility Advisers
231
Parallax Volatility Advisers
California
– -$2.77M -89,538 Closed
TCM
232
Timpani Capital Management
Wisconsin
– -$2.61M -84,426 Closed
EI
233
EAM Investors
California
– -$2.52M -81,446 Closed
AC
234
Ascend Capital
California
– -$2.41M -78,064 Closed
NAMA
235
Nikko Asset Management Americas
New York
– -$1.75M -55,427 Closed
PG
236
PEAK6 Group
Illinois
– -$1.04M -33,728 Closed
AIM
237
Alambic Investment Management
California
– -$988K -31,945 Closed
OC
238
Oppenheimer & Co
New York
– -$899K -29,080 Closed
CC
239
Cipher Capital
New York
– -$477K -15,415 Closed
PCM
240
Prelude Capital Management
New York
– -$339K -10,970 Closed
RJT
241
Raymond James Trust
Florida
– -$318K -10,275 Closed
LCM
242
Legato Capital Management
California
– -$306K -9,914 Closed
Capstone Investment Advisors
243
Capstone Investment Advisors
New York
– -$292K -9,458 Closed
AWCI
244
Alpine Woods Capital Investors
New York
– -$281K -9,075 Closed
Daiwa Securities Group
245
Daiwa Securities Group
Japan
– -$201K -6,497 Closed
II
246
Inspire Investing
Idaho
– -$60K -1,947 Closed
CG
247
Cutler Group
California
– -$41K -1,337 Closed
AIL
248
AGF Investments LLC
Ontario, Canada
– -$38K -1,217 Closed
STA
249
Summit Trail Advisors
New York
– -$5K -163 Closed
DCM
250
Delpha Capital Management
New York
– -$2K -71 Closed
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