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SUM

Summit Materials, Inc. Class A Common Stock
SUM

Delisted

SUM was delisted on the 10th of February, 2025.

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Name Holding Trade Value Shares
Change 		Change in
Stake
JHIU
1
Janus Henderson Investors US
Colorado
$37.5M +$36.5M +1,793,603 New
RCM
2
Roystone Capital Management
New York
$31.1M +$30.2M +1,485,622 New
BAMCO Inc
3
BAMCO Inc
New York
$27.7M +$26.9M +1,324,084 New
AllianceBernstein
4
AllianceBernstein
Tennessee
$27.6M +$26.8M +1,320,012 New
CIC
5
Chilton Investment Company
Connecticut
$27.1M +$26.3M +1,295,107 New
Millennium Management
6
Millennium Management
New York
$22.4M +$21.8M +1,070,145 New
MC
7
Maverick Capital
Texas
$22.1M +$21.5M +1,059,267 New
Massachusetts Financial Services
8
Massachusetts Financial Services
Massachusetts
$21.9M +$21.3M +1,045,417 New
TP
9
Theleme Partners
United Kingdom
$19.7M +$19.1M +940,629 New
Ameriprise
10
Ameriprise
Minnesota
$19.3M +$18.8M +923,108 New
TCM
11
TimesSquare Capital Management
New York
$18.6M +$18M +887,136 New
MCM
12
Melvin Capital Management
New York
$18.3M +$17.8M +873,895 New
Wellington Management Group
13
Wellington Management Group
Massachusetts
$16.2M +$15.7M +772,802 New
LCS
14
Levin Capital Strategies
New York
$15.9M +$15.5M +762,181 New
Boston Partners
15
Boston Partners
Massachusetts
$14.2M +$13.8M +677,121 New
OA
16
Omega Advisors
New York
$13.3M +$12.9M +635,560 New
State of New Jersey Common Pension Fund D
17
State of New Jersey Common Pension Fund D
New Jersey
$13.3M +$12.9M +635,560 New
Jennison Associates
18
Jennison Associates
New York
$13.1M +$12.8M +628,021 New
Citadel Advisors
19
Citadel Advisors
Florida
$10.2M +$9.95M +489,479 New
DP
20
DSAM Partners
United Kingdom
$10.2M +$9.92M +487,929 New
LI
21
LMCG Investments
Massachusetts
$9.63M +$9.36M +460,316 New
VBCP
22
Vollero Beach Capital Partners
New York
$9.38M +$9.12M +448,466 New
Federated Hermes
23
Federated Hermes
Pennsylvania
$7.09M +$6.89M +338,965 New
LCM
24
Laurion Capital Management
New York
$6.76M +$6.57M +323,078 New
Loomis, Sayles & Company
25
Loomis, Sayles & Company
Massachusetts
$6.19M +$6.02M +296,212 New
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