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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258 hedge funds and large institutions have $4.77B invested in Summit Materials, Inc. Class A Common Stock in 2021 Q4 according to their latest regulatory filings, with 47 funds opening new positions, 92 increasing their positions, 88 reducing their positions, and 25 closing their positions.

Holders
258
Holders Change
+20
Holders Change %
+8.4%
% of All Funds
3.98%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.05%
New
47
Increased
92
Reduced
88
Closed
25
Calls
$39.2M
Puts
$8.38M
Net Calls
+$30.8M
Net Calls Change
+$5.36M

Top Buyers

1
Capital International Investors
1
Capital International Investors
California
$256M
2
IP
2
Interval Partners
New York
$13.1M
3
American Century Companies
3
American Century Companies
Missouri
$52.2M
4
CWM
4
Congress Wealth Management
Massachusetts
$11M
5
DCM
5
Driehaus Capital Management
Illinois
$42.8M

Top Sellers

1
Janus Henderson Group
1
Janus Henderson Group
United Kingdom
$136M
2
Franklin Resources
2
Franklin Resources
California
$153M
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$319M
4
Victory Capital Management
4
Victory Capital Management
Texas
$149M
5
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$225M
Name Market Value Shares Shares
Change 		Shares
Change %
Bank of America
26
Bank of America
North Carolina
$45.5M 1,134,620 +84,994 +8%
FCM
27
Frontier Capital Management
Massachusetts
$43M 1,072,290 +108,039 +11%
DCM
28
Driehaus Capital Management
Illinois
$42.8M 1,065,886 +267,433 +33%
Thrivent Financial for Lutherans
29
Thrivent Financial for Lutherans
Minnesota
$41.1M 1,024,238 -2,874 -0.3%
Public Employees Retirement Association of Colorado
30
Public Employees Retirement Association of Colorado
Colorado
$33.7M 840,080 – –
Mirae Asset Global Investments
31
Mirae Asset Global Investments
South Korea
$27.6M 687,538 +115,891 +20%
SBH
32
Segall Bryant & Hamill
Illinois
$23.7M 589,530 +24,869 +4%
PCMI
33
Paradigm Capital Management Inc
New York
$23M 572,400 -900 -0.2%
CAM
34
Congress Asset Management
Massachusetts
$22.6M 563,398 -15,204 -3%
DCM
35
DG Capital Management
New York
$21.7M 539,437 -153,241 -22%
SC
36
Sasco Capital
Connecticut
$18.6M 464,080 -110,510 -19%
KCM
37
Kornitzer Capital Management
Kansas
$18.6M 463,433 – –
Morgan Stanley
38
Morgan Stanley
New York
$14.8M 369,490 -24,543 -6%
Allianz Asset Management
39
Allianz Asset Management
Germany
$14.7M 365,994 +3,020 +0.8%
VOYA Investment Management
40
VOYA Investment Management
Georgia
$14.4M 357,927 +120,288 +51%
Wells Fargo
41
Wells Fargo
California
$14.3M 355,387 +16,386 +5%
KCM
42
Kennedy Capital Management
Missouri
$13.2M 329,628 -5,830 -2%
PCM
43
Peregrine Capital Management
Minnesota
$13.1M 326,690 -60,269 -16%
IP
44
Interval Partners
New York
$13.1M 326,350 +326,350 New
OCM
45
Orchard Capital Management
Illinois
$12.9M 320,606 +6,200 +2%
CM
46
Castleark Management
Illinois
$12.7M 316,855 -32,915 -9%
Balyasny Asset Management
47
Balyasny Asset Management
Illinois
$12.3M 306,058 +95,980 +46%
MAP
48
Moody Aldrich Partners
Massachusetts
$11.6M 288,227 -51,106 -15%
HA
49
Homestead Advisers
Virginia
$11.4M 284,768 -24,000 -8%
Russell Investments Group
50
Russell Investments Group
United Kingdom
$11.3M 281,324 +57,864 +26%
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