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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267 hedge funds and large institutions have $4.6B invested in Summit Materials, Inc. Class A Common Stock in 2023 Q2 according to their latest regulatory filings, with 54 funds opening new positions, 85 increasing their positions, 82 reducing their positions, and 30 closing their positions.

Holders
267
Holders Change
+24
Holders Change %
+9.88%
% of All Funds
4.21%
Holding in Top 10
1
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-66.67%
% of All Funds
0.02%
New
54
Increased
85
Reduced
82
Closed
30
Calls
$8.57M
Puts
$2.38M
Net Calls
+$6.19M
Net Calls Change
+$4.05M

Top Buyers

1
Massachusetts Financial Services
1
Massachusetts Financial Services
Massachusetts
$90.5M
2
WHG
2
Westwood Holdings Group
Texas
$38M
3
Nuveen Asset Management
3
Nuveen Asset Management
Illinois
$99.6M
4
FAM
4
Fred Alger Management
New York
$24.1M
5
DCM
5
Driehaus Capital Management
Illinois
$22.4M

Top Sellers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$191M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$120M
3
Franklin Resources
3
Franklin Resources
California
$73.1M
4
Jennison Associates
4
Jennison Associates
New York
$82.4M
5
ECM
5
ExodusPoint Capital Management
New York
$3.13M
Name Market Value Shares Shares
Change 		Shares
Change %
ACB
26
Aristotle Capital Boston
Massachusetts
$41.5M 1,095,841 +25,231 +2%
Manulife (Manufacturers Life Insurance)
27
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$40.1M 1,058,295 +17,791 +2%
SBH
28
Segall Bryant & Hamill
Illinois
$39.7M 1,047,726 -42,875 -4%
American Century Companies
29
American Century Companies
Missouri
$38.2M 1,010,124 -293,829 -23%
WHG
30
Westwood Holdings Group
Texas
$38M 1,005,122 +1,005,122 New
Bank of America
31
Bank of America
North Carolina
$37.1M 981,422 -104,463 -10%
Public Employees Retirement Association of Colorado
32
Public Employees Retirement Association of Colorado
Colorado
$32.9M 869,443 – –
SC
33
Sasco Capital
Connecticut
$30.5M 805,457 -153,800 -16%
Thrivent Financial for Lutherans
34
Thrivent Financial for Lutherans
Minnesota
$28.7M 758,149 -302,254 -29%
HRCM
35
Hood River Capital Management
Florida
$28.5M 753,349 +17,156 +2%
PCMI
36
Paradigm Capital Management Inc
New York
$28.1M 743,121 +85,505 +13%
FAM
37
Fred Alger Management
New York
$24.1M 635,637 +635,637 New
Mirae Asset Global Investments
38
Mirae Asset Global Investments
South Korea
$23.6M 624,276 +46,578 +8%
DCM
39
Driehaus Capital Management
Illinois
$22.4M 592,982 +592,982 New
RRAM
40
River Road Asset Management
Kentucky
$22.4M 592,602 -104,369 -15%
Citadel Advisors
41
Citadel Advisors
Florida
$22.1M 583,112 +492,648 +545%
CAM
42
Congress Asset Management
Massachusetts
$21.5M 567,477 +5,639 +1%
Bank of New York Mellon
43
Bank of New York Mellon
New York
$19.9M 526,128 -8,392 -2%
VOYA Investment Management
44
VOYA Investment Management
Georgia
$19.9M 524,468 -100,932 -16%
Morgan Stanley
45
Morgan Stanley
New York
$18.3M 484,259 +108,884 +29%
FCM
46
Frontier Capital Management
Massachusetts
$18.2M 479,592 -4,908 -1%
KCM
47
Kornitzer Capital Management
Kansas
$17.8M 471,311 – –
HP
48
Harvey Partners
New York
$17M 449,000 +26,000 +6%
PCM
49
Penn Capital Management
Pennsylvania
$15.9M 420,005 +4,485 +1%
SEI Investments
50
SEI Investments
Pennsylvania
$14.9M 394,209 +15,163 +4%
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