Hudson Bay Capital Management’s Atara Biotherapeutics ATRA Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2018 Q1	–	Sell	-1,000	Closed	-$453K	–	454
2017 Q4	$453K	Buy	+1,000	New	+$453K	0.01%	307
2017 Q3	–	Sell	-400	Closed	-$140K	–	312
2017 Q2	$140K	Buy	+400	New	+$140K	﹤0.01%	316