Wellington Management Group’s Summit Materials, Inc. Class A Common Stock SUM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2020
Q4
Sell
2020
Q3
$801K Buy
2019
Q3
Sell
2019
Q2
$30.9M Sell
2019
Q1
$29.1M Sell
2018
Q4
$23.2M Buy
2018
Q3
$29.5M Sell
2018
Q2
$74.8M Buy
2018
Q1
$74.3M Buy
2017
Q4
$44.1M Sell
2017
Q3
$44.8M Buy
2017
Q2
$37.7M Buy
2017
Q1
$13.6M Buy
2016
Q4
Sell
2016
Q3
$13.7M Sell
2016
Q2
$15.5M Sell
2016
Q1
$18.7M Buy
2015
Q4
$18.1M Buy
2015
Q3
$15M Buy
2015
Q2
$19.5M Buy
2015
Q1
$16.2M Buy