Laurion Capital Management’s Columbia Banking Systems COLB Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2018 Q3	–	Sell	-10,239	Closed	-$419K	–	815
2018 Q2	$419K	Buy	+10,239	New	+$419K	﹤0.01%	745
2017 Q2	–	Sell	-7,200	Closed	-$281K	–	1161
2017 Q1	$281K	Buy	+7,200	New	+$281K	﹤0.01%	648