HighVista Strategies’s Atreca, Inc. Class A Common Stock BCEL Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2021 Q2	–	Sell	-34,301	Closed	-$526K	–	149
2021 Q1	$526K	Buy	34,301 +3,477	+11%	+$53.3K	0.39%	69
2020 Q4	$498K	Buy	+30,824	New	+$498K	0.32%	68
2020 Q3	–	Sell	-15,330	Closed	-$326K	–	134
2020 Q2	$326K	Buy	+15,330	New	+$326K	0.27%	67