EIM
MTSN

Essex Investment Management’s MATTSON TECHNOLOGY INC MTSN Stock Holding History

Essex Investment Management’s Portfolio MTSN Stock Details MTSN Fund Activity
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Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2014
Q4 		– Sell
2014
Q3 		$943K Sell
2014
Q2 		$890K Buy
2014
Q1 		$859K Buy
2013
Q4 		$911K Buy