Principal Financial Group’s MATTSON TECHNOLOGY INC MTSN Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2016 Q2	–	Sell	-14,049	Closed	-$51K	–	2252
2016 Q1	$51K	Sell	14,049 -383	-3%	-$1.39K	﹤0.01%	2125
2015 Q4	$51K	Sell	14,432 -567	-4%	-$2K	﹤0.01%	2146
2015 Q3	$35K	Sell	14,999 -5,420	-27%	-$12.6K	﹤0.01%	2163
2015 Q2	$68K	Buy	+20,419	New	+$68K	﹤0.01%	2158