AlphaMark Advisors’s Ambarella AMBA Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2017 Q4	–	Sell	-600	Closed	-$29K	–	501
2017 Q3	$29K	Sell	600 -18,050	-97%	-$872K	0.01%	230
2017 Q2	$905K	Buy	18,650 +15,050	+418%	+$730K	0.39%	64
2017 Q1	$197K	Hold	3,600	–	–	0.09%	109
2016 Q4	$195K	Buy	+3,600	New	+$195K	0.1%	101