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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218 hedge funds and large institutions have $2.83B invested in Summit Materials, Inc. Class A Common Stock in 2017 Q1 according to their latest regulatory filings, with 54 funds opening new positions, 83 increasing their positions, 66 reducing their positions, and 23 closing their positions.

Holders
218
Holders Change
+22
Holders Change %
+11.22%
% of All Funds
5.44%
Holding in Top 10
5
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+25%
% of All Funds
0.12%
New
54
Increased
83
Reduced
66
Closed
23
Calls
$23.1M
Puts
$1.17M
Net Calls
+$22M
Net Calls Change
+$20.2M

Top Buyers

1
BlackRock
1
BlackRock
New York
$186M
2
Invesco
2
Invesco
Georgia
$53.1M
3
Citadel Advisors
3
Citadel Advisors
Florida
$57.6M
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$209M
5
TCM
5
TimesSquare Capital Management
New York
$74M

Top Sellers

1
Creative Planning
1
Creative Planning
Kansas
$11K
2
ZP
2
Zimmer Partners
New York
$15.4M
3
Bank of America
3
Bank of America
North Carolina
$8.8M
4
Alyeska Investment Group
4
Alyeska Investment Group
Illinois
$29.7M
5
Point72 Asset Management
5
Point72 Asset Management
Connecticut
$60.8M
Name Market Value Shares Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$209M 8,453,364 +1,402,233 +20%
BlackRock
2
BlackRock
New York
$186M 7,522,836 +7,509,709 +57,208%
JHIU
3
Janus Henderson Investors US
Colorado
$101M 4,076,189 +412,239 +11%
Jennison Associates
4
Jennison Associates
New York
$100M 4,046,477 -586,669 -13%
LCS
5
Levin Capital Strategies
New York
$86.7M 3,508,198 +636,416 +22%
MCM
6
Melvin Capital Management
New York
$81.5M 3,300,000 – –
Adage Capital Partners
7
Adage Capital Partners
Massachusetts
$79.2M 3,203,331 -175,017 -5%
TCM
8
TimesSquare Capital Management
New York
$74M 2,993,886 +1,242,505 +71%
Goldman Sachs
9
Goldman Sachs
New York
$66.7M 2,699,265 -497,237 -16%
AL
10
Appaloosa LP
New Jersey
$63.4M 2,566,546 +872,059 +51%
Point72 Asset Management
11
Point72 Asset Management
Connecticut
$60.8M 2,458,642 -663,364 -21%
BAMCO Inc
12
BAMCO Inc
New York
$58.1M 2,350,000 – –
Citadel Advisors
13
Citadel Advisors
Florida
$57.6M 2,329,140 +1,405,348 +152%
Deutsche Bank
14
Deutsche Bank
Germany
$54.5M 2,205,136 -460,044 -17%
Invesco
15
Invesco
Georgia
$53.1M 2,148,906 +1,445,905 +206%
HA
16
Homestead Advisers
Virginia
$50.1M 2,025,836 +355,530 +21%
State Street
17
State Street
Massachusetts
$47.3M 1,914,221 +546,543 +40%
SCM
18
Steadfast Capital Management
New York
$40.9M 1,654,509 +68,504 +4%
O
19
OppenheimerFunds
New York
$35.3M 1,430,428 -68,416 -5%
Westfield Capital Management
20
Westfield Capital Management
Massachusetts
$35.1M 1,418,683 -119,828 -8%
AllianceBernstein
21
AllianceBernstein
Tennessee
$34.9M 1,410,505 -125,291 -8%
Northern Trust
22
Northern Trust
Illinois
$32.3M 1,305,972 +300,879 +30%
Ameriprise
23
Ameriprise
Minnesota
$32M 1,296,340 -39,915 -3%
JPMorgan Chase & Co
24
JPMorgan Chase & Co
New York
$31M 1,255,758 +329,887 +36%
Russell Investments Group
25
Russell Investments Group
United Kingdom
$31M 1,255,479 +277,795 +28%
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