New York State Teachers Retirement System (NYSTRS)’s Summit Materials, Inc. Class A Common Stock SUM Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2021 Q1	–	Sell	-9,865	Closed	-$195K	–	1645
2020 Q4	$195K	Sell	9,865 -508	-5%	-$10K	﹤0.01%	1513
2020 Q3	$169K	Buy	+10,373	New	+$169K	﹤0.01%	1504