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 $2.36B invested in Summit Materials, Inc. Class A Common Stock in 2020 Q4 according to their latest regulatory filings, with 44 funds opening new positions, 77 increasing their positions, 66 reducing their positions, and 37 closing their positions.

Holders
218
Holders Change
+7
Holders Change %
+3.32%
% of All Funds
3.87%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
44
Increased
77
Reduced
66
Closed
37
Calls
$40.5M
Puts
$11.2M
Net Calls
+$29.3M
Net Calls Change
+$9.52M

Top Buyers

1
Macquarie Group
1
Macquarie Group
Australia
$63.6M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$161M
3
IP
3
Interval Partners
New York
$19.9M
4
Citadel Advisors
4
Citadel Advisors
Florida
$20.8M
5
DCM
5
DG Capital Management
New York
$10.8M

Top Sellers

1
Adage Capital Partners
1
Adage Capital Partners
Massachusetts
$25M
2
Goldman Sachs
2
Goldman Sachs
New York
$43.6M
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$182M
4
Massachusetts Financial Services
4
Massachusetts Financial Services
Massachusetts
$36.5M
5
Millennium Management
5
Millennium Management
New York
$12.1M
Name Market Value Shares Shares
Change 		Shares
Change %
KCM
51
Kennedy Capital Management
Missouri
$7.1M 353,322 +7,064 +2%
OCM
52
Orchard Capital Management
Illinois
$5.38M 267,824 +267,824 New
California Public Employees Retirement System
53
California Public Employees Retirement System
California
$5.31M 264,375 -6,124 -2%
Swiss National Bank
54
Swiss National Bank
Switzerland
$5.19M 258,659 – –
BAMCO Inc
55
BAMCO Inc
New York
$5.02M 250,000 -600,000 -71%
Bank of Montreal
56
Bank of Montreal
Ontario, Canada
$4.16M 171,774 -30,698 -15%
KOCAA
57
Knights of Columbus Asset Advisors
Connecticut
$3.95M 196,750 -234 -0.1%
RhumbLine Advisers
58
RhumbLine Advisers
Massachusetts
$3.87M 192,605 +8,035 +4%
Mirae Asset Global Investments
59
Mirae Asset Global Investments
South Korea
$3.75M 186,622 +115,146 +161%
California State Teachers Retirement System (CalSTRS)
60
California State Teachers Retirement System (CalSTRS)
California
$3.49M 173,617 +120 +0.1%
D.E. Shaw & Co
61
D.E. Shaw & Co
New York
$3.4M 169,387 -132,694 -44%
AA
62
Ancora Advisors
Ohio
$3.21M 160,060 +160,060 New
Jane Street
63
Jane Street
New York
$3.13M 155,848 +56,179 +56%
Russell Investments Group
64
Russell Investments Group
United Kingdom
$3.12M 155,716 +146,280 +1,550%
PPA
65
Parametric Portfolio Associates
Washington
$3.08M 153,317 -15,966 -9%
RJA
66
Raymond James & Associates
Florida
$3.03M 151,004 +89,265 +145%
NFAM
67
North Fourth Asset Management
New Jersey
$2.91M 145,053 +145,053 New
HP
68
Harvey Partners
New York
$2.91M 145,000 +145,000 New
UBS AM
69
UBS AM
Illinois
$2.9M 144,563 +4,617 +3%
CS
70
Credit Suisse
Switzerland
$2.78M 138,548 +43,613 +46%
Susquehanna International Group
71
Susquehanna International Group
Pennsylvania
$2.54M 126,503 +75,922 +150%
FWC
72
First Washington Corp
Washington
$2.38M 118,350 -2,111 -2%
Two Sigma Advisers
73
Two Sigma Advisers
New York
$2.37M 118,016 -107,773 -48%
State of Tennessee, Department of Treasury
74
State of Tennessee, Department of Treasury
Tennessee
$2.31M 114,911 +5,192 +5%
State of New Jersey Common Pension Fund D
75
State of New Jersey Common Pension Fund D
New Jersey
$2.2M 109,623 -36,236 -25%
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