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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193 hedge funds and large institutions have $2.39B invested in Summit Materials, Inc. Class A Common Stock in 2018 Q3 according to their latest regulatory filings, with 37 funds opening new positions, 75 increasing their positions, 60 reducing their positions, and 54 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
193
Holders Change
-18
Holders Change %
-8.53%
% of All Funds
4.42%
Holding in Top 10
3
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-40%
% of All Funds
0.07%
New
37
Increased
75
Reduced
60
Closed
54
Calls
$46.5M
Puts
$4.18M
Net Calls
+$42.4M
Net Calls Change
+$26M

Top Buyers

1
SAM
1
Southeastern Asset Management
Tennessee
$168M
2
Principal Financial Group
2
Principal Financial Group
Iowa
$73.3M
3
Janus Henderson Group
3
Janus Henderson Group
United Kingdom
$157M
4
WIM
4
Weitz Investment Management
Nebraska
$29.1M
5
Millennium Management
5
Millennium Management
New York
$19.6M

Top Sellers

1
LCS
1
Levin Capital Strategies
New York
$0
2
SCM
2
Steadfast Capital Management
New York
$0
3
Holocene Advisors
3
Holocene Advisors
New York
$791K
4
VNIM
4
Vaughan Nelson Investment Management
Texas
$0
5
Point72 Asset Management
5
Point72 Asset Management
Connecticut
$3.79M
Name Holding Trade Value Shares
Change 		Shares
Change %
RFC
176
Regions Financial Corp
Alabama
$3K -$3.43K -190 -53%
IA
177
IFP Advisors
Florida
$3K -$733 -42 -20%
APP
178
Avantax Planning Partners
Iowa
$3K +$3K +154 New
SF
179
Synovus Financial
Georgia
$3K +$3K +164 New
CHP
180
Cable Hill Partners
Oregon
$2K -$370 -25 -16%
SFM
181
Signet Financial Management
New Jersey
$2K +$1.56K +78 +355%
SFSIG
182
San Francisco Sentry Investment Group
California
$2K +$2K +92 New
VFA
183
Valeo Financial Advisors
Indiana
$2K +$2K +123 New
IFAM
184
Institutional & Family Asset Management
Colorado
$1K – – –
TWA
185
TCI Wealth Advisors
Arizona
$1K – – –
PCP
186
Proficio Capital Partners
Massachusetts
$1K +$1K +55 New
WC
187
Whitney & Co
New York
$1K +$1K +57 New
CFA
188
Carroll Financial Associates
North Carolina
$1K +$1K +75 New
Northwestern Mutual Wealth Management
189
Northwestern Mutual Wealth Management
Wisconsin
$1K +$1K +80 New
LCS
190
Levin Capital Strategies
New York
– -$50.8M -1,966,472 Closed
SCM
191
Steadfast Capital Management
New York
– -$39.3M -1,522,012 Closed
VNIM
192
Vaughan Nelson Investment Management
Texas
– -$28.5M -1,103,109 Closed
WRF
193
Waddell & Reed Financial
Kansas
– -$24.7M -957,513 Closed
CCM
194
Clearfield Capital Management
New York
– -$19.8M -767,009 Closed
RHJA
195
Rice Hall James & Associates
California
– -$11.5M -446,593 Closed
American Century Companies
196
American Century Companies
Missouri
– -$11.4M -442,516 Closed
ACH
197
ArrowMark Colorado Holdings
Colorado
– -$11.2M -432,145 Closed
GGHC
198
Gilder Gagnon Howe & Co
New York
– -$9.07M -351,439 Closed
TCM
199
Tygh Capital Management
Oregon
– -$7.22M -279,569 Closed
PC
200
Pier Capital
Connecticut
– -$6.75M -261,542 Closed
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