SUM

Summit Materials, Inc. Class A Common Stock

Delisted

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

178 hedge funds and large institutions have $2.56B invested in Summit Materials, Inc. Class A Common Stock in 2019 Q2 according to their latest regulatory filings, with 20 funds opening new positions, 68 increasing their positions, 55 reducing their positions, and 37 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
178
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$38.5M
Puts
$2.9M
Net Calls
Net Calls Change

Top Buyers

1 +$31.7M
2 +$27.8M
3 +$22.5M
4
GC
GMT Capital
Georgia
+$21.6M
5
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
+$19M
Name Holding Trade Value Shares
Change
Change in
Stake
1
$247M
2
$199M
3
$189M
4
$148M
5
$125M
6
$121M
7
$110M
8
$96.3M
9
$78.8M
10
$77M
11
$72.7M
12
$62M
13
$52.1M
14
$51.3M
15
$48.8M
16
$47.5M
17
$46.9M
18
$45.3M
19
$42M
20
$40.1M
21
$39.7M
22
$35.4M
23
$33.7M
24
$30.9M
25
$27.9M